[Federal Register Volume 91, Number 135 (Thursday, July 16, 2026)]
[Proposed Rules]
[Pages 43842-44557]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2026-14327]



[[Page 43841]]

Vol. 91

Thursday,

No. 135

July 16, 2026

Part IV





Department of Health and Human Services





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Centers for Medicare & Medicaid Services





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42 CFR Parts 400, 405, 406, et al.





Medicare and Medicaid Programs; CY 2027 Payment Policies Under the 
Physician Fee Schedule and Other Changes to Part B Payment and Coverage 
Policies; Medicare Shared Savings Program Requirements; and Medicare 
Prescription Drug Inflation Rebate Program; Proposed Rule

Federal Register / Vol. 91, No. 135 / Thursday, July 16, 2026 / 
Proposed Rules

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DEPARTMENT OF HEALTH AND HUMAN SERVICES

Centers for Medicare & Medicaid Services

42 CFR Parts 400, 405, 406, 407, 410, 414, 415, 417, 422, 423, 424, 
425, 427, 428, 512

[CMS-1848-P]
RIN 0938-AV82


Medicare and Medicaid Programs; CY 2027 Payment Policies Under 
the Physician Fee Schedule and Other Changes to Part B Payment and 
Coverage Policies; Medicare Shared Savings Program Requirements; and 
Medicare Prescription Drug Inflation Rebate Program

AGENCY: Centers for Medicare & Medicaid Services (CMS), Department of 
Health and Human Services (HHS).

ACTION: Proposed rule.

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SUMMARY: This proposed rule addresses: changes to the physician fee 
schedule (PFS); other changes to Medicare Part B payment policies to 
ensure that payment systems are updated to reflect changes in medical 
practice, relative value of services, and changes in the statute; 
codification of establishment of new policies for: the Medicare 
Prescription Drug Inflation Rebate Program under the Inflation 
Reduction Act of 2022; the Ambulatory Specialty Model; updates to drugs 
and biological products paid under Part B; Medicare Shared Savings 
Program requirements; updates to the Quality Payment Program; updates 
to policies for Rural Health Clinics and Federally Qualified Health 
Centers; update to the Ambulance Fee Schedule regulations; codification 
of the Inflation Reduction Act and Consolidated Appropriations Act, 
2026 provisions; updates to Clinical Laboratory Fee Schedule 
regulations; updates to the Medicare Promoting Interoperability 
Program.

DATES: To be assured consideration, comments must be received at one of 
the addresses provided below, by September 14, 2026.

ADDRESSES: In commenting, please refer to file code CMS-1848-P.
    Comments, including mass comment submissions, must be submitted in 
one of the following three ways (please choose only one of the ways 
listed):
    1. Electronically. You may submit electronic comments on this 
regulation to https://www.regulations.gov/docket/CMS-2026-2377. Follow 
the ``Submit a comment'' instructions.
    2. By regular mail. You may mail written comments to the following 
address ONLY: Centers for Medicare & Medicaid Services, Department of 
Health and Human Services, Attention: CMS-1848-P, P.O. Box 8016, 
Baltimore, MD 21244-8016.
    Please allow sufficient time for mailed comments to be received 
before the close of the comment period.
    3. By express or overnight mail. You may send written comments to 
the following address ONLY: Centers for Medicare & Medicaid Services, 
Department of Health and Human Services, Attention: CMS-1848-P, Mail 
Stop C4-26-05, 7500 Security Boulevard, Baltimore, MD 21244-1850.
    For information on viewing public comments, see the beginning of 
the SUPPLEMENTARY INFORMATION section.

FOR FURTHER INFORMATION CONTACT: 
[email protected], for any issues not identified 
below. Please indicate the specific issue in the subject line of the 
email. For all questions related to reporting a service on a claim, 
please contact your Medicare Administrative Contractor.
    Michael Soracoe, Morgan Kitzmiller, or 
[email protected], for issues related to 
practice expense, work RVUs, conversion factor, and PFS specialty-
specific impacts.
    Hannah Ahn, Allison Bramlett, or 
[email protected], for issues related to 
potentially misvalued services under the PFS.
    Mikayla Murphy, or [email protected], for 
issues related to direct supervision using two-way audio/video 
communication technology, telehealth, and other services involving 
communications technology.
    Maya Peterson or [email protected], for 
issues related to E/M overlap between stand-alone visits and global 
periods, and E/M visit complexity add-on code (MOD1 and MOD2).
    Terry Simananda, or [email protected], for 
issues related to smoking and tobacco use cessation, screening, brief 
intervention, and referral to treatment, psychiatric collaborative care 
model, and shared medical appointments.
    Sarah Leipnik, or [email protected], for 
issues related to global surgery payment accuracy.
    Pamela West, or [email protected], for 
issues related to comprehensive outpatient rehabilitation facility 
(CORF) services and KX modifier thresholds.
    Zehra Hussain, or [email protected], for 
issues related to payment of skin substitutes.
    Laura Kennedy, (410) 786-3377, Rebecca Ray, (667) 414-0879, and Jae 
Ryu, (667) 414-0765 for issues related to Drugs and Biological Products 
Paid Under Medicare Part B.
    Lisa Parker, (410) 786-4949, or [email protected], Michele 
Franklin, (410) 786-9226, or [email protected], and Patrick Sartini, 
(410) 786-9252 for issues related to FQHC and RHC payments.
    Patrick Sartini, (410) 786-9252, or [email protected] for 
issues related to Clinical Laboratory Fee Schedule.
    Sabrina Ahmed, (410) 786-7499, or [email protected], 
for issues related to the Medicare Shared Savings Program (Shared 
Savings Program) quality performance standard and other quality 
reporting requirements.
    Kimberly Spalding Bush, (410) 786-3232, or 
[email protected], for issues related to the Shared 
Savings Program certified electronic health record technology (CEHRT) 
use requirements.
    Janae James, (410) 786-0801, or [email protected], 
for issues related to Shared Savings Program beneficiary assignment and 
financial methodology.
    Lucy Bertocci, (443) 681-0762, or [email protected], 
for issues related to reducing or eliminating Part B cost sharing, 
prepaid shared savings, beneficiary notifications, advance investment 
payments or identifying ACOs experienced with performance-based risk.
    Elisabeth Daniel, (667) 290-8793, for issues related to the 
Medicare Prescription Drug Inflation Rebate Program.
    Benjamin Picillo or Genevieve Kehoe, 
[email protected], or 1-844-711-2664 (Option 4) for 
issues related to the Ambulatory Specialty Model.
    Amy Gruber, (410) 786-1542, for issues related to Ambulance Fee 
Schedule.
    Kati Moore, (410) 786-5471, for inquiries related to the Merit-
based Incentive Payment System (MIPS) track of the Quality Payment 
Program (QPP).
    Trevey Davis, (410) 786-6600, for inquiries related to the Advanced

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Alternative Payment Models (APMs) track of QPP.
    Jessica Warren, (410) 786-7519, and Lisa Marie Gomez, (410) 786-
1175, for inquiries related to the Medicare Promoting Interoperability 
Program.

SUPPLEMENTARY INFORMATION: 
    Inspection of Public Comments: All comments received before the 
close of the comment period are available for viewing by the public, 
including any personally identifiable or confidential business 
information that is included in a comment. We post all comments 
received before the close of the comment period on the following 
website as soon as possible after they have been received: https://www.regulations.gov. Follow the search instructions on that website to 
view public comments. CMS will not post on Regulations.gov public 
comments that make threats to individuals or institutions or suggest 
that the commenter will take actions to harm an individual. CMS 
continues to encourage individuals not to submit duplicative comments. 
We will post acceptable comments from multiple unique commenters even 
if the content is identical or nearly identical to other comments.
    Plain Language Summary: In accordance with 5 U.S.C. 553(b)(4), a 
plain language summary of this rule may be found at https://www.regulations.gov/.
    Addenda Available Only Through the internet on the CMS website: The 
PFS Addenda along with other supporting documents and tables referenced 
in this proposed rule are available on the CMS website at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/index.html. Click on the link on the left side of the 
screen titled, ``PFS Federal Regulations Notices'' for a chronological 
list of PFS Federal Register and other related documents. For the CY 
2027 PFS final rule, refer to item CMS-1848-P. Readers with questions 
related to accessing any of the Addenda or other supporting documents 
referenced in this proposed rule and posted on the CMS website 
identified above should contact 
[email protected].
    CPT (Current Procedural Terminology) Copyright Notice: Throughout 
this proposed rule, we use CPT codes and descriptions to refer to a 
variety of services. We note that CPT codes and descriptions are 
copyright 2020 American Medical Association. All Rights Reserved. CPT 
is a registered trademark of the American Medical Association (AMA). 
Applicable Federal Acquisition Regulations (FAR) and Defense Federal 
Acquisition Regulations (DFAR) apply.

I. Executive Summary

A. Purpose

    This major annual rule proposes to revise payment policies under 
the Medicare PFS and makes other policy changes, including proposals to 
implement certain provisions of the Full-Year Continuing Appropriations 
and Extensions Act, 2025 (Pub. L. 119-4, March 15, 2025), Further 
Continuing Appropriations and Other Extensions Act of 2024 (Pub. L. 
118-22, November 17, 2023), Consolidated Appropriations Act, 2023 (Pub. 
L. 117-328, December 29, 2022), Inflation Reduction Act of 2022 (IRA) 
(Pub. L. 117-169, August 16, 2022), Consolidated Appropriations Act, 
2022 (Pub. L. 117-103, March 15, 2022), Consolidated Appropriations 
Act, 2021 (CAA, 2021) (Pub. L. 116-260, December 27, 2020), Bipartisan 
Budget Act of 2018 (BBA of 2018) (Pub. L. 115-123, February 9, 2018), 
the Substance Use-Disorder Prevention that Promotes Opioid Recovery and 
Treatment for Patients and Communities Act (SUPPORT Act) (Pub. L. 115-
271, October 24, 2018) and Consolidated Appropriations Act, 2026 (Pub. 
L. 119-75, February 3, 2026), related to Medicare Part B payment. In 
addition, this proposed rule includes provisions regarding other 
Medicare payment provisions described in sections III. and IV. of this 
proposed rule.
    This proposed rule updates policies for the Medicare Prescription 
Drug Inflation Rebate Program codified at 42 CFR parts 427 and 428 
consistent with sections 1847A(i) and 1860D-14B of the Social Security 
Act (the Act). For the Medicare Part B Drug Inflation Rebate Program, 
this rule describes the identification of the Consumer Price Index for 
all Urban Consumers (CPI-U) for the payment amount benchmark quarter 
and the rebate period in certain instances when CPI-U survey data are 
unavailable and the calculation of the Part B rebate amount in such 
instances; proposes to clarify the definition of ``first marketed 
date''; and proposes to clarify that certain skin substitutes would not 
be excluded from the definition of a Part B rebatable drug. For the 
Medicare Part D Drug Inflation Rebate Program, this rule describes the 
identification of the CPI-U for the payment amount benchmark period and 
applicable period in certain instances when CPI-U survey data are 
unavailable and the calculation of the Part D rebate amount in such 
instances; proposes a modification to the methodology finalized in the 
CY 2026 PFS final rule to account for 340B-eligible units for AIDS Drug 
Assistance Program (ADAP) enrollees for the applicable period beginning 
October 1, 2025; and proposes to require Medicare providers and 
suppliers that are 340B covered entities to submit Part D 340B claims 
data to the Medicare Part D Claims Data 340B Repository beginning in 
2027.
    This proposed rule proposes to modify policies for the Shared 
Savings Program, which is a voluntary program that started in 2012. The 
program allows groups of providers and suppliers to form or participate 
in Accountable Care Organizations (ACOs), and to be held accountable 
for the quality and total cost of care for an assigned population of 
Medicare fee-for-service (FFS) beneficiaries.

B. Summary of the Key Provisions

    Section 1848 of the Act requires us to establish payments under the 
PFS, based on national uniform relative value units (RVUs) that account 
for the relative resources used in furnishing a service. The statute 
requires that RVUs be established for three categories of resources: 
work, practice expense (PE), and malpractice (MP) expense. In addition, 
the statute requires that each year we establish, by regulation, the 
payment amounts for physicians' services paid under the PFS, including 
geographic adjustments to reflect the variations in the costs of 
furnishing services in different geographic areas.
    In this major proposed rule, we are proposing RVUs for CY 2027 for 
the PFS to ensure that our payment systems are updated to reflect 
changes in medical practice and the relative value of services, as well 
as changes in the statute. This proposed rule also includes discussions 
and provisions regarding several other Medicare Part B payment 
policies, and other policies regarding programs administered by CMS.
    Specifically, this proposed rule addresses:

 Background (section II.A.)
 Determination of PE RVUs (section II.B.)
 Payment for Medicare Telehealth Services (section II.C.)
 Valuation of Specific Codes, Including Potentially Misvalued 
Codes (PMVC) (section II.D.)
 Redesigning Primary Care to Make America Healthy Again 
(section II.E.)
 Comprehensive Outpatient Rehabilitation Facility (CORF) 
Services and KX Modifier Thresholds (section II.F.)
 Supporting Beneficiaries Planning for Future Medical Decisions 
(section II.G.)

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 Current Procedural Terminology (CPT) Request for Information 
(RFI) (section II.H.)
 Drugs and Biological Products Paid Under Medicare Part B: 
Discarded Drugs (section III.A.)
 Rural Health Clinics (RHCs) and Federally Qualified Health 
Centers (FQHCs) (section III.B.)
 Clinical Laboratory Fee Schedule (CLFS): CAA, 2026 (section 
III.C.)
 Proposed Changes to the Ambulatory Specialty Model (ASM) 
(section III.D.)
 Limiting Medicare Coverage of Certain Individuals (section 
III.E.)
 Medicare Prescription Drug Inflation Rebate Program (section 
III.F.)
 Medicare Shared Savings Program (section III.G.)
 Changes to the Regulations Associated with the Ambulance Fee 
Schedule (section III.H.)
 Request for Information (RFI) on Duplicate Laboratory Testing, 
Imaging, and Result Sharing and Interoperability (section III.I.)
 CY2027 Modifications to the Quality Payment Program Reporting 
and Data Submission (section IV.)
 Collection of Information Requirements (section V.)
 Response to Comments (section VI.)
 Regulatory Impact Analysis (section VII.)

C. Summary of Costs and Benefits

    Based on our estimates, the Office of Information and Regulatory 
Affairs in the Office of Management and Budget has determined that this 
proposed rule is economically significant under section 3(f)(1) of 
Executive Order 12866. As required by section 1848(d)(1)(A) of the Act, 
beginning in 2026, there are two separate conversion factors (CFs): one 
for items and services furnished by a qualifying APM participant (QP) 
as defined in section 1833(z)(2) of the Act and 42 CFR 414.1305 
(referred to as the qualifying APM conversion factor) and another for 
items and services furnished by clinicians who are not QPs (referred to 
as the nonqualifying APM conversion factor), equal to the respective 
conversion factor for the previous year multiplied by the update 
established under section 1848(d)(20) of the Act for such respective 
conversion factor for such year. Under these provisions, the 2027 
qualifying APM conversion factor represents a projected decrease of 
$0.40 (-1.19 percent) from the current conversion factor of $33.4009. 
Similarly, the 2027 nonqualifying APM conversion factor represents a 
projected decrease of $0.56 (-1.68 percent) from the current conversion 
factor of $33.5875.
    For a detailed discussion of the economic impacts, see section 
VII., Regulatory Impact Analysis, of this proposed rule.

II. Provisions of the Rule for the PFS

A. Background

    In accordance with section 1848 of the Social Security Act (the 
Act), CMS has paid for physicians' services under the Medicare 
physician fee schedule (PFS) since January 1, 1992. The PFS relies on 
national relative values that are established for work, practice 
expense (PE), and malpractice (MP), which are adjusted for geographic 
cost variations. These values are multiplied by a conversion factor 
(CF) to convert the relative value units (RVUs) into payment rates. The 
concepts and methodology underlying the PFS were enacted as part of the 
Omnibus Budget Reconciliation Act of 1989 (OBRA '89) (Pub. L. 101-239, 
December 19, 1989), and the Omnibus Budget Reconciliation Act of 1990 
(OBRA '90) (Pub. L. 101-508, November 5, 1990). The final rule 
published in the November 25, 1991 Federal Register (56 FR 59502) set 
forth the first fee schedule used for Medicare payment for physicians' 
services.
    We note that throughout this proposed rule, unless otherwise noted, 
the term ``practitioner'' is used to describe both physicians and 
nonphysician practitioners (NPPs) who are permitted to bill Medicare 
under the PFS for the services they furnish to Medicare beneficiaries.

B. Determination of PE RVUs

1. Overview
    Practice expense (PE) is the portion of the resources used in 
furnishing a service that reflects the general categories of physician 
and practitioner expenses, such as office rent and personnel wages, but 
excluding malpractice (MP) expenses, as specified in section 
1848(c)(1)(B) of the Act. As required by section 1848(c)(2)(C)(ii) of 
the Act, we use a resource-based system for determining PE RVUs for 
each physicians' service. We develop PE RVUs by considering the direct 
and indirect practice resources involved in furnishing each service. 
Direct expense categories include clinical labor, medical supplies, and 
medical equipment. Indirect expenses include administrative labor, 
office expenses, and all other expenses. The sections that follow 
provide more detailed information about the methodology for translating 
the resources involved in furnishing each service into service specific 
PE RVUs. We refer readers to the CY 2010 Physician Fee Schedule (PFS) 
final rule with comment period (74 FR 61743 through 61748) for a more 
detailed explanation of the PE methodology.
2. Practice Expense Methodology
a. Direct Practice Expense
    We determine the direct PE for a specific service by adding the 
costs of the direct resources (that is, the clinical staff, medical 
supplies, and medical equipment) typically involved with furnishing 
that service. The costs of the resources are calculated using the 
refined direct PE inputs assigned to each CPT code in our PE database, 
which are generally based on our review of recommendations received 
from the American Medical Association (AMA)/Specialty Society Relative 
Value Scale (RVS) Update Committee (referred to as the RUC) and those 
provided in response to public comment periods. For a detailed 
explanation of the direct PE methodology, including examples, we refer 
readers to the 5-year review of work RVUs under the PFS and proposed 
changes to the PE methodology in the CY 2007 PFS proposed rule (71 FR 
37242) and the CY 2007 PFS final rule with comment period (71 FR 
69629).
b. Indirect Practice Expense per Hour Data
    We use survey data on indirect PEs incurred per hour (PE/HR) worked 
to develop the indirect portion of the PE RVUs. Prior to CY 2010, we 
primarily used the PE/HR by specialty obtained from the AMA's 
Socioeconomic Monitoring System (SMS). The AMA administered a new 
survey in CY 2007 and CY 2008, the Physician Practice Information 
Survey (PPIS). The PPIS is a multispecialty, nationally representative, 
PE survey of physicians and NPPs paid under the PFS using a survey 
instrument and methods highly consistent with those used for the SMS 
and the supplemental surveys. The PPIS gathered information from 3,656 
respondents across 51 physician specialty and health care professional 
groups. We have stated that we believe the PPIS is the most 
comprehensive source of PE survey information available. We used the 
PPIS data to update the PE/HR data for the CY 2010 PFS for almost all 
of the Medicare-recognized specialties that participated in the survey.
    When we began using the PPIS data in CY 2010, we did not change the 
PE RVU methodology or how the PE/HR data are used. We only updated the 
PE/HR data based on the new survey. Furthermore, as we explained in the 
CY 2010 PFS final rule with comment period (74 FR 61751), because of 
the magnitude of payment reductions for

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some specialties resulting from the use of the PPIS data, we 
transitioned its use over a 4-year period from the previous PE RVUs to 
the PE RVUs developed using the new PPIS data. As provided in the CY 
2010 PFS final rule with comment period (74 FR 61751), the transition 
to the PPIS data was complete for CY 2013. Therefore, PE RVUs from CY 
2013 forward are developed based entirely on the PPIS data, except as 
noted in this section.
    Section 1848(c)(2)(H)(i) of the Act requires us to use the medical 
oncology supplemental survey data submitted in 2003 for oncology drug 
administration services. Therefore, the PE/HR for medical oncology, 
hematology, and hematology/oncology reflects the continued use of these 
supplemental survey data.
    Supplemental survey data on independent labs from the College of 
American Pathologists were implemented for payments beginning in CY 
2005. Supplemental survey data from the National Coalition of Quality 
Diagnostic Imaging Services (NCQDIS), representing independent 
diagnostic testing facilities (IDTFs), were blended with supplementary 
survey data from the American College of Radiology (ACR) and 
implemented for payments beginning in CY 2007. Neither IDTFs nor 
independent labs participated in the PPIS. Therefore, we continue to 
use the PE/HR that was developed from their supplemental survey data.
    Consistent with our past practice, the previous indirect PE/HR 
values from the supplemental surveys for these specialties were updated 
to CY 2006 using the Medicare Economic Index (MEI) to put them on a 
comparable basis with the PPIS data.
    We also do not use the PPIS data for reproductive endocrinology and 
spine surgery since these specialties are not separately recognized by 
Medicare, nor do we have a method to blend the PPIS data with Medicare-
recognized specialty data.
    Previously, we established PE/HR values for various specialties 
without SMS or supplemental survey data by crosswalking them to other 
similar specialties to estimate a proxy PE/HR. For specialties that 
were part of the PPIS for which we previously used a crosswalked PE/HR, 
we instead used the PPIS based PE/HR. We use crosswalks for specialties 
that did not participate in the PPIS. These crosswalks have been 
generally established through notice and comment rulemaking and are 
available in the file titled ``CY 2027 PFS proposed rule PE/HR'' on the 
CMS website under downloads for the CY 2027 PFS proposed rule at 
https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.
c. Allocation of PE to Services
    To establish PE RVUs for specific services, it is necessary to 
establish the direct and indirect PE associated with each service.
(1) Direct Costs
    The relative relationship between the direct cost portions of the 
PE RVUs for any two services is determined by the relative relationship 
between the sum of the direct cost resources (that is, the clinical 
staff, medical supplies, and medical equipment) typically involved with 
furnishing each of the services. The costs of these resources are 
calculated from the refined direct PE inputs in our PE database. For 
example, if one service has a direct cost sum of $400 from our PE 
database and another service has a direct cost sum of $200, the direct 
portion of the PE RVUs of the first service would be twice as much as 
the direct portion of the PE RVUs for the second service.
(2) Indirect Costs
    Under current policy, we allocate the indirect costs at the code 
level based on the direct costs specifically associated with a code and 
the greater of either the clinical labor costs or the work RVUs. We 
also incorporate the survey data described earlier in the PE/HR 
discussion. The general approach to developing the indirect portion of 
the PE RVUs is as follows:
     For a given service, we use the direct portion of the PE 
RVUs calculated as previously described and the average percentage that 
direct costs represent of total costs (based on survey data) across the 
specialties that furnish the service to determine an initial indirect 
allocator. That is, the initial indirect allocator is calculated so 
that the direct costs equal the average percentage of direct costs of 
those specialties furnishing the service. For example, if the direct 
portion of the PE RVUs for a given service is 2.00 and direct costs, on 
average, represent 25 percent of total costs for the specialties that 
furnish the service, the initial indirect allocator would be calculated 
so that it equals 75 percent of the total PE RVUs. Thus, in this 
example, the initial indirect allocator would equal 6.00, resulting in 
a total PE RVU of 8.00 (2.00 is 25 percent of 8.00 and 6.00 is 75 
percent of 8.00).
     Next, under current policy, we add the greater of the work 
RVUs or clinical labor portion of the direct portion of the PE RVUs to 
this initial indirect allocator. In our example, if this service had a 
work RVU of 4.00 and the clinical labor portion of the direct PE RVU 
was 1.50, we would add 4.00 (since the 4.00 work RVUs are greater than 
the 1.50 clinical labor portion) to the initial indirect allocator of 
6.00 to get an indirect allocator of 10.00. In the absence of any 
further use of the survey data, the relative relationship between the 
indirect cost portions of the PE RVUs for any two services would be 
determined by the relative relationship between these indirect cost 
allocators. For example, if one service had an indirect cost allocator 
of 10.00 and another service had an indirect cost allocator of 5.00, 
the indirect portion of the PE RVUs of the first service would be twice 
as great as the indirect portion of the PE RVUs for the second service.
     Then, we incorporate the specialty specific indirect PE/HR 
data into the calculation. In our example, if, based on the survey 
data, the average indirect cost of the specialties furnishing the first 
service with an allocator of 10.00 was half of the average indirect 
cost of the specialties furnishing the second service with an indirect 
allocator of 5.00, the indirect portion of the PE RVUs of the first 
service would be equal to that of the second service.
    In the CY 2007 PFS final rule with comment period, we implemented 
the ``bottom up'' methodology for the development of PE RVUs (71 FR 
69630-69643). We finalized the use of the work RVU or the clinical 
labor portion of the direct PE RVU, whichever is greater, to allocate 
indirect costs. We also finalized a modified formula for a global 
service (that is, a service with a professional component (PC) and a 
technical component (TC)) to utilize both the work RVU and the clinical 
labor PE RVU to allocate indirect costs. As noted in the CY 2007 PFS 
final rule with comment period, we do this to recognize that, for the 
PC service, indirect PEs will be allocated using the work RVUs, and for 
the TC service, indirect PEs will be allocated using the direct PE RVU 
and the clinical labor PE RVU. This also allows the global component 
RVUs to equal the sum of the PC and TC RVUs.
    In recent years, as we have conducted analyses aimed at improving 
the accuracy of payment under the PFS, we have re-examined this 
longstanding policy that effectively allocates a larger share of 
indirect PE RVUs to services that can be reported using technical, 
professional, and global components than to those that cannot. We refer 
the reader to a report by RAND Corporation, under contract with CMS, 
which addresses several approaches to improving the accuracy of other 
PFS

[[Page 43846]]

services relative to services that have a professional and technical 
component. This report is available at https://www.rand.org/pubs/research_reports/RRA4720-2.html.
    This longstanding policy inadvertently advantages services that can 
be reported using technical, professional, and global components, 
referred to as ``triplet services'' in the report by RAND Corporation, 
because indirect PE RVUs are allocated on the sum, whereas services 
that can only be reported as a global service, referred to as ``non-
triplet services'' in the report, depend on the maximum (rather than 
sum) of clinical labor PE RVUs and physician work RVUs. This is an 
unintended advantage of the arithmetic required for the global 
component RVUs to equal the sum of the PC and TC RVUs. We believe it 
would be more accurate than the current PE methodology to use the same 
allocation methodology for all PFS services. Therefore, we are 
proposing to allocate indirect PE using both the work RVU and the 
clinical labor RVU for all services, with the exception of codes with 
010- and 090-day global periods, instead of just applying that 
methodology to those services that can be reported using technical, 
professional, and global components (typically diagnostic and imaging 
services). In the description of the calculation of the PE methodology 
below, we indicate the portion of the methodology that would be 
calculated differently under this proposal.
(3) Facility and Non-Facility Costs
    For procedures that can be furnished in a physician's office, as 
well as in a facility setting, where Medicare makes a separate payment 
to the facility for its costs in furnishing a service, we establish two 
PE RVUs: facility and non-facility. The methodology for calculating PE 
RVUs is generally the same for both the facility and non-facility RVUs 
but is applied independently to yield two separate PE RVUs. In 
calculating the PE RVUs for services furnished in a facility, we do not 
include resources that would generally not be provided by physicians 
when furnishing the service. For this reason, the facility PE RVUs are 
generally lower than the non-facility PE RVUs. In the CY 2026 PFS final 
rule (90 FR 49292-49296), we finalized a modification in the allocation 
of indirect PE to reduce the portion of the facility PE RVUs allocated 
based on work RVUs to half the amount allocated to non-facility PE RVUs 
beginning in CY 2026.
(4) Services With Technical Components and Professional Components
    Diagnostic services are generally comprised of two components: a 
professional component (PC); and a technical component (TC). The PC and 
TC may be furnished independently or by different healthcare providers, 
or they may be furnished together as a global service. When services 
have separately billable PC and TC components, the payment for the 
global service equals the sum of the payment for the TC and PC. To 
achieve this, we use a weighted average of the ratio of indirect to 
direct costs across all the specialties that furnish the global 
service, TCs, and PCs; that is, we apply the same weighted average 
indirect percentage factor to allocate indirect expenses to the global 
service, PCs, and TCs for a service. (The direct PE RVUs for the TC and 
PC sum to the global direct PE RVUs.)
(5) PE RVU Methodology
    For a more detailed description of the PE RVU methodology, we 
direct readers to the CY 2010 PFS final rule with comment period (74 FR 
61745 through 61746). We also direct readers to the file titled 
``Calculation of PE RVUs under Methodology for Selected Codes'' which 
is available on our website under downloads for the CY 2027 PFS 
proposed rule at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html. This 
file contains a table that illustrates the calculation of PE RVUs as 
described in this proposed rule for individual codes.
(a) Setup File
    First, we create a setup file for the PE methodology. The setup 
file contains the direct cost inputs, the utilization for each 
procedure code at the specialty and facility/non-facility place of 
service level, and the specialty specific PE/HR data calculated from 
the surveys.
(b) Calculate the Direct Cost PE RVUs
    Sum the costs of each direct input.
    Step 1: Sum the direct costs of the inputs for each service.
    Step 2: Calculate the aggregate pool of direct PE costs for the 
current year. We set the aggregate pool of PE costs equal to the 
product of the ratio of the current aggregate PE RVUs to current 
aggregate work RVUs and the projected aggregate work RVUs.
    Step 3: Calculate the aggregate pool of direct PE costs for use in 
ratesetting. This is the product of the aggregate direct costs for all 
services from Step 1 and the utilization data for that service.
    Step 4: Using the results of Step 2 and Step 3, use the CF to 
calculate a direct PE scaling adjustment to ensure that the aggregate 
pool of direct PE costs calculated in Step 3 does not vary from the 
aggregate pool of direct PE costs for the current year. Apply the 
scaling adjustment to the direct costs for each service (as calculated 
in Step 1).
    Step 5: Convert the results of Step 4 to an RVU scale for each 
service. To do this, divide the results of Step 4 by the CF. Note that 
the actual value of the CF used in this calculation does not influence 
the final direct cost PE RVUs as long as the same CF is used in Step 4 
and Step 5. Different CFs would result in different direct PE scaling 
adjustments, but this has no effect on the final direct cost PE RVUs 
since changes in the CFs and the associated direct scaling adjustments 
offset one another.
(c) Create the Indirect Cost PE RVUs
    Create indirect allocators.
    Step 6: Based on the survey data, calculate direct and indirect PE 
percentages for each physician specialty.
    Step 7: Calculate direct and indirect PE percentages at the service 
level by taking a weighted average of the results of Step 6 for the 
specialties that furnish the service. Note that for services with TCs 
and PCs, the direct and indirect percentages for a given service do not 
vary by the PC, TC, and global service.
    We generally use an average of the 3 most recent years of available 
Medicare claims data to determine the specialty mix assigned to each 
code. Codes with low Medicare service volume require special attention 
since billing or enrollment irregularities for a given year can result 
in significant changes in specialty mix assignment. We finalized a 
policy in the CY 2018 PFS final rule (82 FR 52982 through 52983) to use 
the most recent year of claims data to determine which codes are low 
volume for the coming year (those that have fewer than 100 allowed 
services in the Medicare claims data). For codes that fall into this 
category, instead of assigning a specialty mix based on the specialties 
of the practitioners reporting the services in the claims data, we use 
the expected specialty that we identify on a list developed based on 
medical review and input from expert interested parties. We display 
this list of expected specialty assignments as part of the annual set 
of data files we make available as part of notice and comment 
rulemaking and consider recommendations from the RUC and other 
interested parties on changes to this list annually. Services for which 
the

[[Page 43847]]

specialty is automatically assigned based on previously finalized 
policies under our established methodology (for example, ``always 
therapy'' services) are unaffected by the list of expected specialty 
assignments. We also finalized in the CY 2018 PFS final rule (82 FR 
52982 through 52983) a policy to apply these service-level overrides 
for both PE and MP, rather than one or the other category.
    In prior years, we reviewed information submitted during the 
proposed rule comment period regarding potential additions to the list 
of expected specialty assignments, to determine whether the specialty 
assignments commenters recommended were appropriate for the services in 
question. Our review process has been based on determining if the 
recommended specialty matched the dominant specialty in the claims 
data. However, we have long held reservations on whether this was the 
most accurate method for implementing updates to the expected specialty 
assignments list. Since these updates to the list were never formally 
proposed in the proposed rule of each calendar year, there was never an 
opportunity for interested parties to comment and provide feedback 
before the assignments were finalized in the final rule. We believe 
that it would provide greater transparency and more opportunities for 
public comment if additions to the expected specialty assignments list 
were instead proposed in each year's proposed rule.
    Therefore, we did not finalize any additions to the expected 
specialty assignments list in the CY 2026 PFS final rule (90 FR 49270). 
We stated that we would instead review the list of approximately 75 low 
volume HCPCS codes submitted by commenters and propose additions to the 
list in this year's CY 2027 PFS proposed rule. We will also review any 
submissions for inclusion to the expected specialty assignments list by 
the same February 10th deadline that we have finalized in the past for 
consideration of RUC recommendations and invoice-based updates to 
supply and equipment pricing. We believe that synchronizing submissions 
to the expected specialty assignments list for low volume services with 
the same annual date used for RUC recommendations and invoice 
submissions will help standardize the process, while also providing 
more opportunities for feedback from interested parties by going 
through the annual comment process.
    During the comment period for the CY 2026 PFS rule, several 
commenters stated that they had performed an analysis to identify all 
codes that meet the criteria to receive a specialty override under this 
CMS policy and drafted updated recommendations for codes that meet 
these criteria. Commenters stated that the purpose of assigning a 
specialty to these codes was to avoid the significant adverse impact on 
MP RVUs that results from errors in specialty utilization data 
magnified in representation (percentage) by small sample size. These 
commenters submitted a list of approximately 75 low volume HCPCS codes 
with recommended expected specialty assignments.
    After reviewing the information provided by the commenters to 
determine whether the specialty assignments they recommended were 
appropriate for the services in question, based on determining if the 
recommended specialty matches the dominant specialty in the claims 
data, we are proposing the additions to the list of expected specialty 
assignments for low volume services identified in Table A-B1. We agree 
with the commenters that, based on claims data, CPT codes 33277 through 
33281 and 33287 through 33288 should be crosswalked to the Cardiac 
Electrophysiology specialty and that CPT codes 93584 through 93588 
should be crosswalked to the Interventional Cardiology specialty. We 
also agree with commenters that CPT code 23077 should be crosswalked to 
the Surgical Oncology specialty. However, we do not have PE/HR data for 
these specialties as they were not part of the PPIS when it was 
conducted in 2007; therefore, we are crosswalking these CPT codes to 
the closest available specialties (Cardiology for the first two groups 
of codes and All Physicians for CPT code 23077), as listed on Table A-
B1.
    We disagree with the commenters on a series of additional suggested 
assigned specialties. In each case, there was another specialty which 
was reported more than twice as often in the claims data as the 
specialty suggested by commenters and in some cases reported as much as 
five times as often. Therefore, we are crosswalking CPT codes 15135 and 
41000 to the Otolaryngology specialty, CPT codes 26118 and 26650 to the 
Orthopedic Surgery specialty, CPT codes 93025 and 93150 to the 
Cardiology specialty, and CPT codes 93152 and 93153 to the Pulmonary 
Disease specialty as these were the dominant specialties in the claims 
data. These crosswalks are included in Table A-B1.
BILLING CODE 4169-69-P

[[Page 43848]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.010


[[Page 43849]]


[GRAPHIC] [TIFF OMITTED] TP16JY26.011

BILLING CODE 4169-69-C
    The full list of expected specialty assignments is included in the 
CY 2027 public use files, which are available on the CMS website under 
downloads for the CY 2027 PFS proposed rule at http://www.cms.gov/Medicare/Medicare-Fee-for-ServicePayment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.
    Step 8: Calculate the service level allocators for the indirect PEs 
based on the percentages calculated in Step 7. The indirect PEs are 
allocated based on the three components: the direct PE RVUs; the 
clinical labor PE RVUs; and the work RVUs.
    Under current policy, for most services the indirect allocator is: 
indirect PE percentage * (direct PE RVUs/direct percentage) + work 
RVUs.
    There are two situations where this formula is modified:
     If the service is a global service (that is, a service 
with global, professional, and technical components), then the indirect 
PE allocator is: indirect percentage (direct PE RVUs/direct percentage) 
+ clinical labor PE RVUs + work RVUs.
     If the clinical labor PE RVUs exceed the work RVUs (and 
the service is not a global service), then the indirect allocator is: 
indirect PE percentage (direct PE RVUs/direct percentage) + clinical 
labor PE RVUs.
    (Note: Under current policy, for global services, the indirect PE 
allocator is based on both the work RVUs and the clinical labor PE 
RVUs. We do this to recognize that, for the PC service, indirect PEs 
would be allocated using the work RVUs, and for the TC service, 
indirect PEs would be allocated using the direct PE RVUs and the 
clinical labor PE RVUs. This also allows the global component RVUs to 
equal the sum of the PC and TC RVUs.)
    For presentation purposes, in the examples in the download file 
titled ``Calculation of PE RVUs under Methodology for Selected Codes'', 
the formulas were divided into two parts for each service.
     The first part does not vary by service and is the 
indirect percentage (direct PE RVUs/direct percentage).
     Under current policy, the second part is either the work 
RVU, clinical labor PE RVU, or both depending on whether the service is 
a global service and whether the clinical PE RVUs exceed the work RVUs 
(as described earlier in this step).
    We note that for CY 2026, we finalized a change to the methodology 
so that when work RVUs are used to allocate indirect PE to the facility 
RVUs, they are assigned at one-half the amount allocated to the non-
facility PE RVUs for that same service. These PE methodology changes 
are discussed in greater detail in the CY 2026 PFS final rule (90 FR 
49292 through 49296).
    Proposed Step 8: Calculate the service level allocators for the 
indirect PEs based on the percentages calculated in Step 7. The 
indirect PEs are allocated based on the three components: the direct PE 
RVUs; the clinical labor PE RVUs; and the work RVUs.
    The proposed indirect allocator is: indirect PE percentage *(direct 
PE RVUs/direct percentage) + work RVUs + clinical labor RVUs. The 
proposed change is to include both the work RVUs and clinical labor 
RVUs in the indirect allocator for all services, except for codes with 
010- and 090-day global periods, as opposed to including the

[[Page 43850]]

work RVUs and clinical labor RVUs only for global services as detailed 
above.
    If this proposed policy were to be finalized, this Proposed Step 8 
would replace the Step 8 listed earlier. For presentation purposes, in 
the examples in the download file titled ``Calculation of PE RVUs under 
Methodology for Selected Codes,'' the formulas were divided into two 
parts for each service.
     The first part is the indirect percentage (direct PE RVUs/
direct percentage).
     The second part is the sum of the work RVU and the 
clinical labor PE RVU, including the methodology change finalized in CY 
2026 for services performed in the facility setting (when work RVUs are 
used to allocate indirect PE to the facility RVUs, they are assigned at 
one-half the amount allocated to the non-facility PE RVUs for that same 
service).
    Apply a scaling adjustment to the indirect allocators.
    Step 9: Calculate the current aggregate pool of indirect PE RVUs by 
multiplying the result of step 8 by the average indirect PE percentage 
from the survey data.
    Step 10: Calculate an aggregate pool of indirect PE RVUs for all 
PFS services by adding the product of the indirect PE allocators for a 
service from Step 8 and the utilization data for that service.
    Step 11: Using the results of Step 9 and Step 10, calculate an 
indirect PE adjustment so that the aggregate indirect allocation does 
not exceed the available aggregate indirect PE RVUs and apply it to 
indirect allocators calculated in Step 8.
    Under current policy, calculate the indirect practice cost index 
(IPCI). We refer readers to the CY 2007 PFS final rule with comment 
period (71 FR 69633) for more information about the establishment of 
the IPCI.
    Step 12: Using the results of Step 11, calculate aggregate pools of 
specialty specific adjusted indirect PE allocators for all PFS services 
for a specialty by adding the product of the adjusted indirect PE 
allocator for each service and the utilization data for that service.
    Step 13: Using the specialty specific indirect PE/HR data, 
calculate specialty specific aggregate pools of indirect PE for all PFS 
services for that specialty by adding the product of the indirect PE/HR 
for the specialty, the work time for the service, and the specialty's 
utilization for the service across all services furnished by the 
specialty.
    Step 14: Using the results of Step 12 as the denominator and Step 
13 as the numerator, calculate the specialty specific indirect PE 
scaling factors.
    Step 15: Using the results of Step 14, calculate an indirect 
practice cost index at the specialty level by dividing each specialty 
specific indirect scaling factor by the average indirect scaling factor 
for the entire PFS.
    Step 16: Calculate the indirect practice cost index at the service 
level to ensure the capture of all indirect costs. Calculate a weighted 
average of the practice cost index values for the specialties that 
furnish the service. (Note: For services with TCs and PCs, we calculate 
the indirect practice cost index across the global service, PCs, and 
TCs. Under this method, the indirect practice cost index for a given 
service (for example, echocardiogram) does not vary by the PC, TC, and 
global service.)
    Step 17: Apply the service level indirect practice cost index 
calculated in Step 16 to the service level adjusted indirect allocators 
calculated in Step 11 to get the indirect PE RVUs.
    Proposal regarding Steps 12 through 17: We develop the indirect 
practice expense (PE) RVUs under the PFS to reflect the relative 
resources involved in furnishing the services. Since the implementation 
of the resource-based PE RVUs, we have assumed that aggregate specialty 
level practice costs derived primarily from the 2007 PE/HR survey data 
are a reasonable way to help establish the resource-based indirect PE 
RVUs. We have historically used that data both to allocate indirect 
costs to each code and to re-scale the resulting PE RVUs for each code 
at the end of the established methodology to ensure that the overall 
allocation of PE RVUs for each specialty across the PFS approximates 
those expected based on the index derived from the PE/HR survey data. 
Over time, however, we have identified various limitations of the 
survey data, especially as the data we use has become increasingly 
dated and are intrinsically limited to small, selective samples based 
on pre-determined assumptions about where costs are likely to differ, 
and, as we addressed in CY 2026 PFS rulemaking, have not been 
adequately updated. (We refer readers to an extended discussion of our 
concerns with and decision not to update this data in the CY 2026 PFS 
final rule at 90 FR 49286 through 49292.) This has resulted in a PE 
methodology that privileges the historic survey data over incorporation 
of more recent data about specific services and produces unpredictable 
and counterintuitive results that are not transparent to the public.
    Because we have taken various steps to improve the data used in the 
pricing inputs and the indirect allocation methodologies, we are 
proposing to remove the steps of the current methodology that rely on 
the indirect practice cost index (IPCI) from the calculation of the PE 
RVUs. We propose this change, because the steps of the current 
methodology that rely on the IPCI calculation effectively favor the 
aggregate specialty-level survey data over the code level inputs and 
allocators and consequently limit the influence of improvements to 
inputs and allocation methodologies. We are proposing to implement this 
change over a 2-year transition period. Specifically, in the first 
year, only half of the measured variation in the IPCI will be applied 
to the indirect allocator. In the second year, the IPCI will no longer 
be applied.
    The steps of the current methodology that rely on the IPCI 
calculation are steps 12 through 17. Thus, under this proposal, steps 
12 through 17 would no longer be a part of the calculation, and the 
total PE RVU, prior to the calculation of final PE RVUs described below 
at Step 18, would be the sum of step 5 (Direct Cost PE RVUs) and step 
11 (Indirect Cost PE RVUs).
(d) Calculate the Final PE RVUs
    Step 18: Under current policy, add the direct PE RVUs from Step 5 
to the indirect PE RVUs from Step 17 and apply the final PE budget 
neutrality (BN) adjustment. The final PE BN adjustment is calculated by 
comparing the sum of steps 5 and 17 to the aggregate work RVUs scaled 
by the ratio of current aggregate PE and work RVUs. This adjustment 
ensures that all PE RVUs in the PFS account for the fact that certain 
specialties are excluded from the calculation of PE RVUs but included 
in maintaining overall PFS BN. (See ``Specialties excluded from 
ratesetting calculation'' later in this proposed rule). Under the 
proposed policy, add the direct cost PE RVUs from Step 5 to the 
indirect cost PE RVUs from Step 11 and apply the final PE BN 
adjustment.
    Proposed Step 19: Calculate and apply the PE stabilization factor 
for each PE RVU by comparing the result of step 18 with the results of 
the prior year's PE RVUs from step 18. As described previously in this 
section, we are proposing to remove the IPCI from the PE methodology, 
which we believe will improve the transparency and stability of PE RVUs 
over time. However, we recognize that the IPCI, because it is rooted in 
static PE/HR data, effectively resulted in stabilizing year-to-year 
changes in PE RVUs, especially due to changes in input valuations and 
changes to allocation methodologies. We have long noted that extreme 
volatility in PE RVUs can have

[[Page 43851]]

unintended consequences and distortions. To mitigate volatility that 
could otherwise occur, we are proposing a PE stabilization adjustment 
to further improve predictability and reduce volatility within the PE 
RVUs. Specifically, we are proposing that the PE RVU calculated after 
the application of the cognitive services floor and any adjustments 
that occur outside of the PE methodology will be subject to a cap and 
will not increase or decrease by more than 5 percent each year. In the 
proposed Step 19 we would compare the PE RVU after the application of 
the cognitive services floor and any code-level adjustments in the 
current ratesetting year to the allocation methodology from the prior 
year and then apply the 5 percent cap. We note that the proposed 
stabilization adjustment in Proposed Step 19 will be applied prior to 
the statutory phase-in of significant RVU reductions required by 
Section 1848(c)(7) of the Act, discussed in more detail later in this 
section, which limits all codes that are not new or revised to a 19 
percent decrease in total RVU in an individual calendar year. 
Therefore, a code may be impacted by both the PE stabilization 
adjustment and the statutory phase-in, meaning a code's PE RVU may 
ultimately differ by greater than the PE stabilization adjustment 
detailed in proposed Step 19.
    This proposed adjustment would not apply to new and revised codes 
or codes formerly contractor priced that are newly nationally priced, 
because it is not clear what the comparison PE RVU would be for those 
codes. Because we believe the benefits of the PE stabilization 
adjustment would ideally apply to new and revised codes and newly 
nationally priced codes, we are seeking comment on an approach that 
would allow us to expand the PE stabilization adjustment to these 
categories of codes. Additionally, the proposed PE stabilization 
adjustment would not apply to revalued codes because we believe the 
statutory phase-in sufficiently limits large reductions to individual 
codes undergoing review and/or revaluation, and limits the amount of 
time a revalued code would remain overvalued by being significantly 
constrained from reductions found to be appropriate through 
revaluation.
    Step 19 (under our proposal, step 19 would be renumbered as step 
20): Apply the phase-in of significant RVU reductions and its 
associated adjustment. Section 1848(c)(7) of the Act specifies that for 
services that are not new or revised codes, if the total RVUs for a 
service for a year would otherwise be decreased by an estimated 20 
percent or more as compared to the total RVUs for the previous year, 
the applicable adjustments in work, PE, and MP RVUs must be phased in 
over a 2-year period. In implementing the phase-in, we consider a 19 
percent reduction as the maximum 1-year reduction for any service not 
described by a new or revised code. This approach limits the year 1 
reduction for the service to the maximum allowed amount (that is, 19 
percent), and then phases in the remainder of the reduction. To comply 
with section 1848(c)(7) of the Act, we adjust the PE RVUs to ensure 
that the total RVUs for all services that are not new or revised codes 
decrease by no more than 19 percent, and then apply a relativity 
adjustment to ensure that the total pool of aggregate PE RVUs remains 
relative to the pool of work and MP RVUs. For a more detailed 
description of the methodology for the phase-in of significant RVU 
changes, we refer readers to the CY 2016 PFS final rule with comment 
period (80 FR 70927 through 70931).
    In summary, for CY 2027, we are proposing to:
     Modify step 8 to calculate indirect PE based on both work 
RVUs and clinical labor RVUs for all services except 010- and 090-day 
global period codes;
     Remove steps 12 through 17 that rely on the IPCI from the 
calculation of the PE RVUs over a 2-year transition period, and;
     Add a new step to apply a stabilization adjustment to the 
PE RVUs (proposed step 19).
    (e) Setup File Information
     Specialties excluded from ratesetting calculation: To 
calculate the PE and MP RVUs, we exclude certain specialties, such as 
NPPs paid at a percentage of the PFS and low volume specialties, from 
the calculation. These specialties are included to calculate the BN 
adjustment. They are displayed in Table A-B2.

[[Page 43852]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.012

     Crosswalk certain low volume physician specialties: 
Crosswalk the utilization of certain specialties with relatively low 
PFS utilization to the associated specialties.
     Physical therapy utilization: Crosswalk the utilization 
associated with all physical therapy services to the specialty of 
physical therapy.
     Identify professional and technical services not 
identified under the usual technical component (TC) and professional 
component (PC or 26) modifiers: Flag the services that are PC and TC 
services but do not use TC and PC/26 modifiers (for example, 
electrocardiograms). This flag associates the PC and TC with the 
associated global code for use in creating the indirect PE RVUs. For 
example, the professional service, CPT code 93010 (Electrocardiogram, 
routine ECG with at least 12 leads; interpretation and report only), is 
associated with the global service, CPT code 93000 (Electrocardiogram, 
routine ECG with at least 12 leads; with interpretation and report).
     Payment modifiers: In the CY 2013 PFS proposed rule (77 FR 
68901), we introduced a more detailed methodology for adjusting volume 
and time to account for payment modifiers and other special payment 
rules, such as multiple procedure payment reductions, in the 
utilization data. We are proposing that, beginning in CY 2027, we would 
utilize a new approach to account for payment modifiers and other 
special payment rules. For each paid claim line, we would calculate the 
ratio of allowed charges to the national PFS payment amount. This would 
account for differences resulting from payment modifiers and other 
special payment rules, as well as differences in geography. We are 
proposing to use the same ratio to adjust time, rather than a separate 
calculation under our current methodology, with the exception of 
anesthesia, for which we calculate time using only procedures with 
modifiers indicating they are personally performed. These proposed 
changes will

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allow us to more accurately capture any combination of modifiers and 
special payment rules and automatically account for updates in 
modifiers and/or special payment rules in future years. These proposed 
changes have a very minimal impact on the resulting PE RVUs but will 
produce a more accurate result. As under our current methodology, the 
adjusted volume will be displayed in the utilization file that is 
posted in conjunction with each PFS rule.
     Work RVUs: The setup file contains the work RVUs from this 
proposed rule.
(6) Equipment Cost per Minute
    The equipment cost per minute is calculated as:

(1/(minutes per year * usage)) * price * ((interest rate/( 1 (1/((1 + 
interest rate)- life of equipment)))) + maintenance)

Where:
minutes per year = maximum minutes per year if usage were continuous 
(that is, usage = 1); generally, 150,000 minutes.
usage = variable, see discussion later in this proposed rule.
price = price of the particular piece of equipment.
life of equipment = useful life of the particular piece of 
equipment.
maintenance = factor for maintenance; 0.05.
interest rate = variable, see discussion later in this proposed 
rule.

    Usage: We currently use an equipment utilization rate assumption of 
50 percent for most equipment, with the exception of expensive 
diagnostic imaging equipment, for which we use a 90 percent assumption 
as required by section 1848(b)(4)(C) of the Act.
    Useful Life: In the CY 2005 PFS final rule we stated that we 
updated the useful life for equipment items primarily based on the 
AHA's ``Estimated Useful Lives of Depreciable Hospital Assets'' 
guidelines (69 FR 66246). The most recent edition of these guidelines 
was published in 2018. This reference material provides an estimated 
useful life for hundreds of different types of equipment, the vast 
majority of which fall in the range of 5 to 10 years, and none of which 
are lower than 2 years in duration. We believe that the updated 
editions of this reference material remain the most accurate source for 
estimating the useful life of depreciable medical equipment.
    In the CY 2021 PFS final rule, (85 FR 84482 through 84483) we 
finalized a proposal to treat equipment life durations of less than 1 
year as having a duration of 1 year for the purpose of our equipment 
price per minute formula. In the rare cases where items are replaced 
every few months, we noted that we believe it is more accurate to treat 
these items as disposable supplies with a fractional supply quantity as 
opposed to equipment items with very short equipment life durations. 
For a more detailed discussion of the methodology associated with very 
short equipment life durations, we refer readers to the CY 2021 PFS 
final rule (85 FR 84482 through 84483).
     Maintenance: We finalized the 5 percent factor for annual 
maintenance in the CY 1998 PFS final rule with comment period (62 FR 
33164). As we previously stated in the CY 2016 PFS final rule with 
comment period (80 FR 70897), we do not believe the annual maintenance 
factor for all equipment is precisely 5 percent, and we concur that the 
current rate likely understates the true cost of maintaining some 
equipment. We also noted that we believe it likely overstates the 
maintenance costs for other equipment. When we solicited comments 
regarding data sources containing equipment maintenance rates, 
commenters could not identify an auditable, robust data source that CMS 
could use on a wide scale. We noted that we did not believe voluntary 
submissions regarding the maintenance costs of individual equipment 
items would be an appropriate methodology for determining costs. As a 
result, in the absence of publicly available datasets regarding 
equipment maintenance costs or another systematic data collection 
methodology for determining a different maintenance factor, in the 
proposed rule, we did not propose a variable maintenance factor for 
equipment cost per minute pricing as we did not believe that we have 
sufficient information at present. We noted in the CY 2026 PFS proposed 
rule (90 FR 32593) that we would continue to investigate potential 
avenues for determining equipment maintenance costs across a broad 
range of equipment items.
     Interest Rate: In the CY 2013 PFS final rule with comment 
period (77 FR 68902), we updated the interest rates used in developing 
an equipment cost per minute calculation (see 77 FR 68902 for a 
thorough discussion of this issue). The interest rate was based on the 
Small Business Administration (SBA) maximum interest rates for 
different categories of loan size (equipment cost) and maturity (useful 
life). The interest rates are listed in Table A-B3.
[GRAPHIC] [TIFF OMITTED] TP16JY26.013

    We are not proposing any changes to the equipment interest rates 
for CY 2027.
3. Adjusting RVUs To Match the PE Share of the Medicare Economic Index 
(MEI)
    We have long stated that we believe that the MEI is the best 
measure available to determine the relative weights of the three 
components in payments under the PFS--work, practice expense (PE), and 
malpractice (MP). Accordingly, we believe that to ensure that the PFS 
payments reflect the relative resources in each of these PFS components 
as required by section 1848(c)(3) of the Act, the RVUs used in 
developing rates should reflect the same weights in each component as 
the cost share weights in the Medicare Economic Index (MEI). 
Accordingly, we have finalized to accomplish this (78 FR 74241 through 
74242) by holding the work RVUs constant and adjusting the PE RVUs, MP 
RVUs, and conversion factor (CF) to produce the appropriate balance in 
RVUs among the three PFS

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components and payment rates for individual services, that is, that the 
total RVUs on the PFS are proportioned to approximately 51 percent work 
RVUs, 45 percent PE RVUs, and 4 percent MP RVUs. Historically, as the 
MEI cost shares are updated, we have proposed to modify steps 3 and 10 
to adjust the aggregate pools of PE costs (direct PE in step 3 and 
indirect PE in step 10) in proportion to the change in the PE share in 
the MEI cost share weights, and to recalibrate the relativity 
adjustment that we apply in step 18 as described in the CY 2023 PFS 
final rule (87 FR 69414 and 69415) and CY 2014 PFS final rule (78 FR 
74236 and 74237). The most recent recalibration was done for the CY 
2014 RVUs.
    However, due to overarching concerns with the data as described in 
the CY 2026 PFS final rule (90 FR 49287 through 49293) and our 
previously described policy goal to balance PFS payment stability and 
predictability with incorporating new data through routine updates to 
the MEI, we finalized our proposal to maintain the current PE/HR and 
2006-based MEI cost shares (rather than transitioning to the 2017-based 
MEI cost shares), for CY 2026 PFS ratesetting due to the concerns about 
data quality and payment stability. Additionally, for CY 2027, we are 
proposing to continue to use the current PE/HR and 2006-based MEI cost 
shares for CY 2027 PFS ratesetting.
4. Changes to Direct PE Inputs for Specific Services
    This section focuses on specific PE inputs. The direct PE inputs 
are included in the CY 2027 direct PE input public use files, which are 
available on the CMS website under downloads for the CY 2027 PFS 
proposed rule at https://www.cms.gov/Medicare/Medicare-Fee-fafor-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.
a. Standardization of Clinical Labor Tasks
    As we noted in the CY 2015 PFS final rule with comment period (79 
FR 67640 through 67641), we continue to make improvements to the direct 
PE input database to provide the number of clinical labor minutes 
assigned for each task for every code in the database instead of only 
including the number of clinical labor minutes for the preservice, 
service, and post service periods for each code. In addition to 
increasing the transparency of the information used to set PE RVUs, 
this level of detail would allow us to compare clinical labor times for 
activities associated with services across the PFS, which we believe is 
important to maintaining the relativity of the direct PE inputs. This 
information would facilitate the identification of the usual numbers of 
minutes for clinical labor tasks and the identification of exceptions 
to the usual values. It would also allow for greater transparency and 
consistency in the assignment of equipment minutes based on clinical 
labor times. Finally, we believe that the detailed information can be 
useful in maintaining standard times for particular clinical labor 
tasks that can be applied consistently to many codes as they are valued 
over several years, similar in principle to physician preservice time 
packages. We believe that setting and maintaining such standards would 
provide greater consistency among codes that share the same clinical 
labor tasks and could improve the relativity of values among codes. For 
example, as medical practice and technologies change over time, 
standards could be updated simultaneously for all codes with the 
applicable clinical labor tasks instead of waiting for individual codes 
to be reviewed.
    In the CY 2016 PFS final rule with comment period (80 FR 70901), we 
solicited comments on the appropriate standard minutes for the clinical 
labor tasks associated with services that use digital technology. After 
consideration of comments received, we finalized standard times for 
clinical labor tasks associated with digital imaging at 2 minutes for 
``Availability of prior images confirmed'', 2 minutes for ``Patient 
clinical information and questionnaire reviewed by technologist, order 
from physician confirmed and exam protocoled by radiologist'', 2 
minutes for ``Review examination with interpreting MD'', and 1 minute 
for ``Exam documents scanned into PACS'' and ``Exam completed in RIS 
system to generate billing process and to populate images into 
Radiologist work queue.'' In the CY 2017 PFS final rule (81 FR 80184 
through 80186), we finalized a policy to establish a range of 
appropriate standard minutes for the clinical labor activity, 
``Technologist QCs images in PACS, checking for all images, reformats, 
and dose page.'' These standard minutes will be applied to new and 
revised codes that make use of this clinical labor activity when they 
are reviewed by us for valuation. We finalized a policy to establish 2 
minutes as the standard for the simple case, 3 minutes as the standard 
for the intermediate case, 4 minutes as the standard for the complex 
case, and 5 minutes as the standard for the highly complex case. These 
values were based upon a review of the existing minutes assigned for 
this clinical labor activity; we determined that 2 minutes is the 
duration for most services and a small number of codes with more 
complex forms of digital imaging have higher values. We also finalized 
standard times for a series of clinical labor tasks associated with 
pathology services in the CY 2016 PFS final rule with comment period 
(80 FR 70902). We do not believe these activities would be dependent on 
the number of blocks or batch size, and we believe that the finalized 
standard values accurately reflect the typical time it takes to perform 
these clinical labor tasks.
    In reviewing the RUC-recommended direct PE inputs for CY 2019, we 
noticed that the 3 minutes of clinical labor time traditionally 
assigned to the ``Prepare room, equipment and supplies'' (CA013) 
clinical labor activity were split into 2 minutes for the ``Prepare 
room, equipment and supplies'' activity and 1 minute for the ``Confirm 
order, protocol exam'' (CA014) activity. We proposed to maintain the 3 
minutes of clinical labor time for the ``Prepare room, equipment and 
supplies'' activity and remove the clinical labor time for the 
``Confirm order, protocol exam'' activity wherever we observed this 
pattern in the RUC-recommended direct PE inputs. Commenters explained 
in response that when the new version of the PE worksheet introduced 
the activity codes for clinical labor, there was a need to translate 
old clinical labor tasks into the new activity codes, and that a prior 
clinical labor task was split into two of the new clinical labor 
activity codes: CA007 (Review patient clinical extant information and 
questionnaire) in the preservice period, and CA014 (Confirm order, 
protocol exam) in the service period. Commenters stated that the same 
clinical labor from the old PE worksheet was now divided into the CA007 
and CA014 activity codes, with a standard of 1 minute for each 
activity. We agreed with commenters that we would finalize the RUC-
recommended 2 minutes of clinical labor time for the CA007 activity 
code and 1 minute for the CA014 activity code in situations where this 
was the case. However, when reviewing the clinical labor for the 
reviewed codes affected by this issue, we found that several of the 
codes did not include this old clinical labor task, and we also noted 
that several of the reviewed codes that contained the CA014 clinical 
labor activity code did not contain any clinical labor for the CA007 
activity. In these situations, we believe that the three total minutes 
of

[[Page 43855]]

clinical staff time would be more accurately described by the CA013 
``Prepare room, equipment and supplies'' activity code, and we 
finalized these clinical labor refinements. We direct readers to the 
discussion in the CY 2019 PFS final rule (83 FR 59463 through 59464) 
for additional details.
    Following the publication of the CY 2020 PFS proposed rule, a 
commenter expressed concern with the published list of common 
refinements to equipment time. The commenter stated that these 
refinements were the formulaic result of applying refinements to the 
clinical labor time and did not constitute separate refinements; the 
commenter requested that CMS no longer include these refinements in the 
table published each year. In the CY 2020 PFS final rule, we agreed 
with the commenter that these equipment time refinements did not 
reflect errors in the equipment recommendations or policy discrepancies 
with the RUC's equipment time recommendations. However, we believed it 
was important to publish the specific equipment times that we were 
proposing (or finalizing in the case of the final rule) when they 
differed from the recommended values due to the effect these changes 
can have on the direct costs associated with equipment time. Therefore, 
we finalized the separation of the equipment time refinements 
associated with changes in clinical labor into a separate table of 
refinements. We direct readers to the discussion in the CY 2020 PFS 
final rule (84 FR 62584) for additional details.
    Historically, the RUC has submitted a ``PE worksheet'' that details 
the recommended direct PE inputs for our use in developing PE RVUs. The 
format of the PE worksheet has varied over time, and among the medical 
specialties developing the recommendations. These variations have made 
it difficult for the RUC's development and our review of code values 
for individual codes. Beginning with its recommendations for CY 2019, 
the RUC mandated the use of a new PE worksheet for its recommendation 
development process that standardizes the clinical labor tasks and 
assigns them a clinical labor activity code. We believe the RUC's use 
of the new PE worksheet in developing and submitting recommendations 
helps us simplify and standardize the hundreds of clinical labor tasks 
currently listed in our direct PE database. To facilitate rulemaking 
for CY 2027, we are displaying the Labor Task Detail public use file 
that contains the current listing of clinical labor activity codes. 
This file is available on the CMS website under downloads for the CY 
2027 PFS proposed rule at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.
b. Updates to Prices for Existing Direct PE Inputs
    In the CY 2011 PFS final rule with comment period (75 FR 73205), we 
finalized a process to act on public requests to update equipment and 
supply price and equipment useful life inputs through annual 
rulemaking, beginning with the CY 2012 PFS proposed rule. Beginning in 
CY 2019 and continuing through CY 2022, we conducted a market-based 
supply and equipment pricing update using information developed by our 
contractor which updated pricing recommendations for approximately 1300 
supplies and 750 equipment items currently used as direct PE inputs. 
Given the potentially significant changes in payment that would occur, 
in the CY 2019 PFS final rule, we finalized a policy to phase in our 
use of the new direct PE input pricing over a 4-year period using a 25/
75 percent (CY PFS 2019), 50/50 percent (CY PFS 2020), 75/25 percent 
(CY PFS 2021), and 100/0 percent (CY PFS 2022) split between new and 
old pricing. We believe that implementing the proposed updated prices 
with a 4-year phase-in would improve payment accuracy while maintaining 
stability and allowing interested parties to address potential concerns 
about changes in payment for particular items. This 4-year transition 
period to update supply and equipment pricing concluded in CY 2022; for 
a more detailed discussion, we refer readers to the CY 2019 PFS final 
rule with comment period (83 FR 59473 through 59480).
    For CY 2027, we are proposing to update the price of nine supplies 
and two equipment items in response to the public submission of 
invoices following the publication of the CY 2026 PFS final rule. These 
supply and equipment items with updated prices are listed in the 
valuation of specific codes section of the rule under Table A-D9, CY 
2027 Invoices Received for Existing Direct PE Inputs.
    These proposed pricing updates include a request from the RUC to 
update the pricing of the moderate sedation pack (SA044) to more 
accurately reflect its components. The RUC determined that a sterile 
gown is not needed as part of the moderate sedation pack, however, a 
regular staff gown should be included to protect the sedation provider 
from all body fluids, substance, and excretions. The RUC also requested 
that a mask would be an appropriate addition in the sedation pack, 
resulting in a price change from the current $19.20, minus the $5.13 
sterile gown, plus the $1.19 staff gown and $0.43 mask, for a new total 
price of $15.69. We are proposing this $15.69 price for the SA044 
moderate sedation pack which is reflected in Table A-E, CY 2027 
Invoices Received for Existing Direct PE Inputs.
    Additionally, we received a potentially misvalued code (PMVC) 
nomination for SA119 kit, low frequency ultrasound wound therapy (MIST) 
and are proposing an updated supply cost from $320.18 to $100 for 
SA119. We refer readers to section II.D. of this proposed rule for more 
information about this proposal.
(1) Invoice Submission
    We remind readers that we routinely accept public submissions of 
invoices as part of our process for developing payment rates for new, 
revised, and potentially misvalued codes. Often, these invoices are 
submitted in conjunction with the RUC-recommended values for the codes. 
To be included in a given year's proposed rule, we generally need to 
receive invoices by the same February 10th deadline we noted for 
consideration of RUC recommendations. However, we will consider 
invoices submitted as public comments during the comment period 
following the publication of the CY 2027 PFS proposed rule and will 
consider any invoices received after February 10th or outside of the 
public comment process as part of our established annual process for 
requests to update supply and equipment prices. Interested parties are 
encouraged to submit invoices with their public comments or, if outside 
the notice and comment rulemaking process, via email at 
[email protected].
(2) Supply Pack Pricing Update
    Interested parties previously notified CMS that they identified 
numerous discrepancies between the aggregated cost of some supply packs 
and the individual item components contained within. The interested 
parties indicated that CMS should rectify these mathematical errors as 
soon as possible to ensure that the sum correctly matches the totals 
from the individual items, and they recommended that we resolve these 
pricing discrepancies in the supply packs during CY 2024 rule. The AMA 
RUC convened a workgroup on this subject and submitted recommendations 
to update pricing for a series of supply packs along with the

[[Page 43856]]

RUC's comment letter for the CY 2024 rule cycle.
    We appreciated the additional information and RUC workgroup 
recommendations regarding discrepancies in the aggregated cost of some 
supply packs. However, due to the projected significant cost revisions 
in the pricing of supply packs and because we did not propose to 
address supply pack pricing in the CY 2024 proposed rule, we stated in 
the CY 2024 final rule that this issue would be better addressed in 
future rulemaking. For example, the cleaning and disinfecting endoscope 
pack (SA042) is included as a supply input in more than 300 HCPCS 
codes, which could have a sizable impact on the overall valuation of 
these services, and which was not incorporated into the proposed RVUs 
published for the CY 2024 proposed rule. We stated that interested 
parties would be better served if we comprehensively addressed this 
topic during future rulemaking in which commenters could provide 
feedback in response to proposed pricing updates (88 FR 78833 through 
78834).
    For CY 2025, we proposed implementing the supply pack pricing 
update and associated revisions as recommended by the RUC's workgroup 
(89 FR 97726 through 97727). We proposed to update the pricing of the 
``pack, cleaning and disinfecting, endoscope'' (SA042) supply from 
$19.43 to $31.29, to update the pricing of the ``pack, drapes, 
cystoscopy'' (SA045) supply from $17.33 to $14.99, to update the 
pricing of the ``pack, ocular photodynamic therapy'' (SA049) supply 
from $16.35 to $26.35, to update the pricing of the ``pack, urology 
cystoscopy visit'' (SA058) supply from $113.70 to $37.63, and to update 
the pricing of the ``pack, ophthalmology visit (w-dilation)'' (SA082) 
supply from $3.91 to $2.33. As recommended by the RUC workgroup, we 
also proposed to delete the ``pack, drapes, laparotomy (chest-
abdomen)'' (SA046) supply entirely. The updated prices for these supply 
packs were listed in the valuation of specific codes section of this 
rule under Table A-B5, CY 2025 Invoices Received for Existing Direct PE 
Inputs (89 FR 97852).
    In accordance with the RUC workgroup's recommendations, we also 
proposed to create eight new supply codes, including components 
contained within previously existing supply packs. Aside from the SB056 
supply, which is a replacement in several HCPCS codes for the deleted 
SA046 supply pack, all of these new supplies are not included as 
standalone direct PE inputs in any current HCPCS codes, as they are, 
again, components contained within previously existing supply packs. We 
proposed to add:
     The kit, ocular photodynamic therapy (PDT) (SA137) supply 
at a price of $26.00 as a component of the SA049 supply pack;
     The Abdominal Drape Laparotomy Drape Sterile (100 in x 72 
in x 124 in) (SB056) supply at a price of $8.049 as a replacement for 
the SA046 supply pack;
     The drape, surgical, legging (SB057) supply at a price of 
$3.284 as a component of the SA045 supply pack;
     The drape, surgical, split, impervious, absorbent (SB058) 
supply at a price of $8.424 as a component of the SA045 supply pack;
     The post-mydriatic spectacles (SB059) supply at a price of 
$0.328 as a component of the SA082 supply pack;
     The y-adapter cap (SD367) supply at a price of $0.352 as a 
component of the SA049 supply pack;
     The ortho-phthalaldehyde 0.55 percent (for example, Cidex 
OPA) (SM030) supply at a price of $0.554 as a component of the SA042 
supply pack; and
     The ortho-phthalaldehyde test strips (SM031) supply at a 
price of $1.556 as a component of the SA042 supply pack.
    The new supply pack component items were listed in the valuation of 
specific codes section of the rule under Table A-B8, CY 2025 PFS (89 FR 
97722) New Invoices (89 FR 97853).
    We also proposed the following additional supply substitutions 
based on the recommendations of the RUC workgroup. We proposed to 
remove the deleted SA046 supply pack and replace it with the drape, 
sterile, fenestrated 16in x 29in (SB011) supply for CPT codes 19020, 
19101, 19110, 19112, 20101, and 20102. We proposed to remove the 
deleted SA046 supply pack and replace it with two supplies--the drape, 
sterile, three-quarter sheet (SB014) and the drape, towel, sterile 18in 
x 26in (SB019)--for CPT codes 19000 and 60300. We proposed to remove 
the deleted SA046 supply pack and replace it with 2 supplies--the 
drape, towel, sterile 18in x 26in (SB019) and the newly created 
Abdominal Drape Laparotomy Drape Sterile (100 in x 72 in x 124 in) 
(SB056) supply--for CPT codes 22510, 22511, 22513, and 22514. We 
proposed to remove the deleted SA046 supply pack without replacing it 
with anything for CPT code 22526; the RUC workgroup did not make a 
recommendation on what to do with CPT code 27278, which also previously 
contained the SA046 supply pack. Therefore, we also proposed not to 
replace the SA046 supply pack with any supplies for this code. The RUC 
workgroup also recommended removing the SA046 supply pack from CPT code 
64595 with no replacement; however, this code was recently reviewed at 
the April 2022 RUC meeting and it no longer includes the SA046 supply.
    In the comments on the CY 2025 PFS proposed rule (89 FR 97727), 
several commenters supported the proposed supply pack pricing update as 
recommended by the RUC workgroup, however they indicated concern over 
the proposed decrease in the price of the urology cystoscopy visit pack 
(SA058) from $113.70 to $37.63. The commenters stated that the proposed 
pricing reduction in the SA058 supply could result in drastic payment 
rate cuts for physicians performing cystoscopy services in the office 
setting. The commenters requested that CMS either delay the pricing 
update or phase-in the supply pack changes over a 4-year period like it 
has done for other PE changes with significant redistributive effects, 
allowing independent urology practices to better prepare for the 
negative financial impact this change will have.
    After considering these comments, we agreed that the use of a 
phased-in transition period would be appropriate to allow practitioners 
to adjust to the updated pricing of these supplies. During our previous 
supply and equipment pricing update in the CY 2019 PFS final rule (83 
FR 59475), we finalized a policy to phase in any updated pricing that 
we established during the 4-year transition period for very commonly 
used supplies and equipment, such as sterile gloves (SB024) or exam 
tables (EF023), even if invoices were provided as part of the formal 
review of a code family. Based on this previously established policy, 
we finalized the use of a pricing transition for three supply packs in 
Table A-B4.

[[Page 43857]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.014

    Following the same pattern as our previous supply/equipment and 
clinical labor pricing updates, we finalized the implementation of this 
pricing transition over 4 years such that one-quarter of the difference 
between the current price and the fully phased-in price is implemented 
for CY 2025 PFS (89 FR 97722), one-third of the difference between the 
CY 2025 PFS (89 FR 97722) price and the final price is implemented for 
CY 2026 PFS, and one-half of the difference between the CY 2026 price 
and the final price is implemented for CY 2027, with the new direct PE 
prices fully implemented for CY 2028. For the other proposed supply 
packs, the cystoscopy drapes pack (SA045) is only included in seven 
HCPCS codes and the ocular photodynamic therapy pack (SA049) is only 
included in a single HCPCS code which do not meet these criteria 
established in previous rulemaking and described previously in this 
section. Therefore, we finalized each of them at their updated pricing 
for CY 2025 PFS (89 FR 97722) as proposed in the proposed rule. We 
believe that the use of this pricing transition will minimize any 
potential disruptive effects during the 4-year transition period that 
could be caused by other sudden shifts in RVUs due to the high number 
of services that make use of these very common supply packs.
    Several commenters also stated that although five incomplete packs 
would have their pricing updated in the proposed rule, mathematical 
errors still remained for a number of additional supply packs. 
Commenters stated that only 3 of the 18 affirmed packs were priced 
correctly to match their components and provided tables showing the 
pricing of an additional 15 packs that needed mathematical correction 
by deconstructing the packs to determine the correct price through 
summing their individual components. Commenters requested that CMS 
initiate a correction of the packs pricing such that the sum of the 
individual components match the price of the corresponding pack as 
detailed in Table A-B5.
[GRAPHIC] [TIFF OMITTED] TP16JY26.015

    While we shared the concerns of the commenters regarding the need 
for accuracy in the pricing of these supply packs, we had reservations 
about their potential for pricing disruptions. Ten of these supply 
packs are included in the direct PE inputs for at least 100 HCPCS 
codes, and three of the packs are included in more than 1000 HCPCS 
codes. Many of these pricing updates would lead to drastic changes in 
pricing for these supply packs which are included in hundreds of HCPCS 
codes, such as the SA051 pelvic exam pack decreasing in price from 
$20.16 to $2.81 (-86 percent) and the SA048 minimum multi-specialty 
visit pack decreasing in price from $5.02 to $1.98 (-61 percent). We 
were particularly concerned that these changes in supply pack pricing 
could lead to significant shifts in the overall PE RVU for affected 
HCPCS codes, without these proposed rates appearing in the proposed 
rule or allowing any opportunity for public comment.
    Therefore, we did not finalize pricing updates for these additional 
15 supply packs as requested by commenters. We anticipated returning to 
this subject in future rulemaking to allow any changes in associated 
pricing for HCPCS codes to appear in the proposed rule and provide an 
opportunity for the public to comment. Should these supply pack pricing 
updates be proposed in future

[[Page 43858]]

rulemaking, we anticipated that we might propose the same pricing 
transition described above due to the number of potentially affected 
HCPCS codes. We finalized all of the other supply pack pricing changes 
as proposed, with the exception of the 4-year pricing transition for 
three supply packs as described previously in this section.
    For CY 2026, we proposed to continue implementing the supply pack 
pricing update and associated revisions as previously recommended by 
the RUC's workgroup. We proposed to update the price of the 15 supply 
packs detailed in Table A-B5 which were received too late in CY 2025 
PFS (89 FR 97722) to allow for proposed pricing or public comment. In 
the case of the surgical instruments cleaning pack (SA043), the 
moderate sedation pack (SA044) and the small ortho drapes pack (SA081), 
the proposed pricing update is modest enough that we proposed these 
supplies move immediately to their final prices for CY 2026.
    For the 12 other supply packs, we proposed that they be 
incorporated into the muti-year supply pack pricing transition 
finalized in CY 2025 rulemaking. Rather than having two separate 4-year 
pricing transitions associated with supply packs, we proposed that 
these 12 additional supply packs fold into the previous pricing 
transition using the same methodology, such that one-third of the 
difference between the CY 2025 PFS (89 FR 97722) price and the final 
price is implemented for CY 2026, and one-half of the difference 
between the CY 2026 price and the final price is implemented for CY 
2027, with the new direct PE prices fully implemented for CY 2028 (89 
FR 97728). With the inclusion of the SA042, SA058, and SA082 supply 
packs which began their pricing transition for CY 2025, we proposed the 
total supply pack pricing update detailed in Table A-B6.
[GRAPHIC] [TIFF OMITTED] TP16JY26.016

    Table A-B6 also includes the hydrophilic guidewire (SD089) supply 
which we proposed to transition in pricing over 3 years given its 
inclusion in approximately 100 HCPCS codes. We continue to believe that 
the use of this pricing transition will minimize any potential 
disruptive effects during the transition period that could be caused by 
other sudden shifts in RVUs due to the high number of services that 
make use of these very common supply items. After consideration of the 
public comments, we finalized our supply pack pricing policies as 
proposed in the CY 2026 PFS final rule (90 FR 49284).
    For CY 2027, these supply packs will continue with the third year 
of the previously finalized 4-year transition process as detailed in 
Table A-B6. As is the case with other supply and equipment pricing, we 
will consider invoices associated with these supply packs which are 
submitted as public comments during the comment period following the 
publication of the CY 2027 PFS proposed rule as part of our established 
annual process for requests to update supply and equipment prices. 
Interested parties are encouraged to submit invoices with their public 
comments or, if outside the notice and comment rulemaking process, via 
email at [email protected].
c. Technical Corrections to Direct PE Input Database and Supporting 
Files
    Following the publication of the CY 2026 PFS final rule, the RUC 
submitted a potential technical correction issue related to global 
period assignment for approximately three dozen codes. The RUC stated 
that these codes had long descriptors which indicated that they were 
add-on codes ``(List separately in addition to code for primary 
procedure)''; however, these codes were assigned the XXX global period 
instead of the ZZZ global period. The RUC requested that CMS consider 
assigning the ZZZ global period for these codes as a technical 
correction.
    We reviewed the list of codes submitted by the RUC and we agree 
that there appears to be a technical error in the global period 
assignment for these codes. Most of the affected codes have non-payable 
status codes and no RVUs, while the handful of affected HCPCS codes 
that do have RVUs specifically state in their descriptors that they 
were intended to be add-on codes, such as CPT code 88332 (Pathology 
consultation during surgery; each additional tissue block with frozen 
section(s)). We are therefore proposing to change the

[[Page 43859]]

following codes to the ZZZ global period:
BILLING CODE 4169-69-P
[GRAPHIC] [TIFF OMITTED] TP16JY26.017

BILLING CODE 4169-69-C
    The RUC also requested assigning the ZZZ global period to three 
anesthesia codes: CPT codes 01953, 01968, and 01969. However, currently 
all anesthesia codes use the XXX global period, and it is unclear 
whether the concept of an add-on global period would apply to 
anesthesia coding given that they are valued using base units and time 
units, unlike all other PFS services. For this reason, we are not 
proposing the ZZZ global period for these three codes at this time. We 
are soliciting comments from interested parties regarding the global 
period assignment for these three anesthesia codes, as well as the 
other codes listed in Table A-B7.
d. Updates to Practice Expense (PE) Methodology--Site of Service 
Payment Differential
    We proposed a significant refinement to our PE methodology to 
better reflect trends in physician practice settings in the CY 2026 PFS 
final rule (90 FR 49292 through 49297). Under the finalized policy, we 
allocate half the amount of indirect PE RVUs per work RVU for services 
furnished in the facility setting compared to those allocated to 
services furnished in the non-facility setting. We noted in the CY 2026 
PFS proposed rule (90 FR 32374) that this change to the indirect cost 
allocation methodology was intended to better recognize the relative 
resources involved in furnishing services paid under the PFS in 
facility and non-facility settings. We compared this change to our 
current methodology prior to CY 2026, which functionally presumed 
approximately equal indirect costs incurred by physicians across sites 
of service. This presumption was initially made in the context of most 
practitioners maintaining office practices independent of the 
facilities in which they provided care, and as we discussed in the CY 
2026 PFS proposed and final rules, appears to be inconsistent with 
contemporary trends in physician practice where some significant 
portion of services furnished in facility settings are performed by 
medical practitioners who do not maintain fully independent practices

[[Page 43860]]

and are less likely to incur a comparable amount of indirect costs.
    Since finalizing the proposal in the CY 2026 PFS final rule, we 
have heard from interested parties that the implementation of this 
policy resulted in an unintended, but significant, site of service 
differential for physician visits in nursing facility settings based 
solely on whether the beneficiary's stay is covered under Part A. For 
purposes of PFS payment, a service furnished to a patient in a skilled 
nursing facility during a Part A hospital stay (place of service 31) is 
considered to be in the ``facility'' setting, while a service furnished 
to a patient in a Part B stay (place of service 32) is considered to be 
in the ``non-facility'' setting, per the Medicare Claims Processing 
Manual (MCPM), Chapter 12, Section 20.4.2 at http://www.cms.gov/Regulations-and-Guidance/Guidance/Manuals/Downloads/clm104c12.pdf. 
Prior to CY 2026, the payment rate for these E/M services furnished in 
a skilled nursing facility (``facility'') and a nursing facility 
(``non-facility'') were equal. As intended, the 50 percent reduction to 
the allocation of indirect PE based on work RVUs that we finalized for 
CY 2026 shifted PE RVUs from the facility setting to the non-facility 
setting. However, for nursing facility and skilled nursing facility 
visits, the current site of service differential is determined based on 
the status of the beneficiary (that is, a Part A versus Part B stay) in 
that setting, rather than in the setting of care itself. Given that the 
resource costs for the professional involved in furnishing an E/M 
service would not be expected to differ based on whether the patient is 
in a Part A stay or not, we believe it is more accurate for these E/M 
services to be paid the same amount without regard to the beneficiary's 
Part A status. Therefore, we are proposing to address this anomaly for 
CY 2027 by equalizing the rate for nursing facility visits without 
regard to the beneficiary's status by setting the facility PE RVU equal 
to the non-facility PE RVU for CPT codes 99304 (Initial nursing 
facility care, per day, for the evaluation and management of a patient, 
which requires a medically appropriate history and/or examination and 
straightforward or low level of medical decision making. When using 
total time on the date of the encounter for code selection, 25 minutes 
must be met or exceeded.), 99305 (Initial nursing facility care, per 
day, for the evaluation and management of a patient, which requires a 
medically appropriate history and/or examination and moderate level of 
medical decision making. When using total time on the date of the 
encounter for code selection, 35 minutes must be met or exceeded.), 
99306 (Initial nursing facility care, per day, for the evaluation and 
management of a patient, which requires a medically appropriate history 
and/or examination and high level of medical decision making. When 
using total time on the date of the encounter for code selection, 50 
minutes must be met or exceeded.), 99307 (Subsequent nursing facility 
care, per day, for the evaluation and management of a patient, which 
requires a medically appropriate history and/or examination and 
straightforward medical decision making. When using total time on the 
date of the encounter for code selection, 10 minutes must be met or 
exceeded.), 99308 (Subsequent nursing facility care, per day, for the 
evaluation and management of a patient, which requires a medically 
appropriate history and/or examination and low level of medical 
decision making. When using total time on the date of the encounter for 
code selection, 20 minutes must be met or exceeded.), 99309 (Subsequent 
nursing facility care, per day, for the evaluation and management of a 
patient, which requires a medically appropriate history and/or 
examination and moderate level of medical decision making. When using 
total time on the date of the encounter for code selection, 30 minutes 
must be met or exceeded.), 99310 (Subsequent nursing facility care, per 
day, for the evaluation and management of a patient, which requires a 
medically appropriate history and/or examination and high level of 
medical decision making. When using total time on the date of the 
encounter for code selection, 45 minutes must be met or exceeded.), 
99315 (Nursing facility discharge management; 30 minutes or less total 
time on the date of the encounter), and 99316 (Nursing facility 
discharge management; more than 30 minutes total time on the date of 
the encounter).
    This particular situation illuminates ongoing concerns regarding 
the current site of service differential. For example, interested 
parties have suggested that the current binary of facility and non-
facility does not account for the range of employment models associated 
with physician services that drive significant differences in actual 
practice expenses. Interested parties have encouraged us to refine our 
previously finalized policy to ensure it is more empirically grounded 
and narrowly tailored to independent physicians, consistent with the 
policy's original intent. Interested parties have also stated that the 
facility PE reductions have had a disparate effect on hospital medicine 
groups and hospitalists, particularly those that operate independently 
from their hospital or health systems. Interested parties have stated 
that independent hospital medicine groups account for approximately 
one-third to one-half of the hospital medicine groups nationwide, and 
they are unable to cut administrative and overhead costs enough to 
absorb our CY 2026 facility PE reductions. As a result, some interested 
parties have stated that the reductions are accelerating the insolvency 
of independent physician practices and leading to an increase in 
hospital consolidation. We note that we have heard no general consensus 
among interested parties to this effect, and we have received feedback 
that this policy supports independent practices.
    In the CY 2026 PFS proposed rule, we sought comments on whether our 
proposal to reduce the portion of the facility PE RVUs allocated based 
on work RVUs to half the amount allocated to non-facility PE RVUs was 
an appropriate reduction or whether we should consider a different 
percentage reduction for CY 2026 or in future years. In finalizing the 
proposal, we noted that, while our change to the methodology for CY 
2026 represented a starting point to correcting historic distortions in 
the allocation of indirect PE costs across settings of care, we 
intended to further examine our methodology and consider additional 
refinements based upon feedback received and any studies or data 
sources identified.
    For CY 2027, we remain open to more specific data that addresses 
the variability, as well as feedback on how to update the valuation and 
payment methodologies to better reflect the relative resources involved 
in furnishing the services, both across settings of care, and within 
the context of an evolving ecosystem of care models and business 
arrangements. Historically, we have relied extensively on specialty-
specific PE/HR survey data and the binary site of service differential 
to best reflect variable PE costs.
    To better inform our consideration of how to account for practice 
expenses under the PFS methodologies, including the current 
differentials that are effectuated based on the binary facility/non-
facility settings of care, we are seeking comment on how PE costs vary 
for physicians and other professionals, not only based on whether they 
practice in part or exclusively in a facility setting but also based on 
how their costs vary when they are employed by health systems, 
hospitals, or other entities. We noted in the CY 2026 PFS final rule 
that (90 FR 49292) that the AMA has stated

[[Page 43861]]

that physician practices maintain some indirect PE costs for physicians 
who are solely facility-based such as coding, billing, and scheduling. 
That being said, we generally agree with the concerns presented by 
MedPAC on the growth of exclusively facility-based physicians and agree 
that potential overpayments for indirect practice expense costs could 
be a driver of clinician movement to higher cost settings without 
creating commensurate clinical value. This is why we lowered indirect 
PE for facility-based physician to 50 percent in the CY 2026 PFS final 
rule.
    Moving forward, we remain interested in ensuring indirect PE RVUs 
are appropriately accounting for indirect PE costs. As such, we are 
seeking information that will help illuminate to what extent these 
costs are truly incurred when the professionals are employed by the 
hospital and/or practice primarily in the hospital and are not already 
accounted for in the existing OPPS payments. For example, when a 
physician is employed by and practicing in a hospital, what portion of 
the indirect PE is associated with the PFS service, versus costs that 
are associated with the payment to the hospital, such as those paid 
under the OPPS?
    We are seeking comment on the amount of indirect PE hospital-
employed physicians incur when they furnish care within a facility. For 
these physicians, is the 50 percent indirect PE allocation accurate or 
could it possibly be less than 50 percent, such as 0 percent? In the 
case that there are little to no indirect costs incurred by the 
physician or other professionals, and these costs are borne by the 
hospital, we believe that these costs are not appropriately accounted 
for under the PFS and we may well be overestimating the relative 
resource costs compared to other PFS services. In consideration of the 
accuracy of the current 50 percent indirect PE allocation for services 
furnished in the facility setting, we are also seeking comment on 
whether and how we might, alternatively or additionally, define and 
identify physicians and professionals who are employed by hospitals, 
health systems, or other entities to ensure the services they furnish 
are not inappropriately consuming PE RVUs that would be more 
appropriately assigned to services furnished by professionals incurring 
comparatively greater practice expenses. Specifically, we are seeking 
comment on whether a new HCPCS modifier for employed physicians would 
be a reasonable way to identify and reduce facility PE from the 
services they perform in the facility setting, or whether there are 
other methods we could consider.
    We are seeking comment on what are the primary variables we should 
consider to continue to improve our data sources, allocation 
methodologies, and payment rates across settings of care, to best 
reflect the resources involved in furnishing PFS services by 
professionals and suppliers operating in a complex marketplace, across 
settings of care. We remain interested in objective data regarding 
payment arrangements between hospitals, health systems, other employers 
and physicians, including which costs are incurred and whether the full 
range of costs are truly incurred by physicians and other professionals 
in these kinds of employment relationships. This would help us 
understand and improve how PE is allocated across settings of care, 
both in general and for specific kinds of services.
6. Strategies To Improve Payment Transparency, Accuracy, and Congruency 
Across Payment Systems
a. Professional and Technical Components
    Because PFS services are paid across settings of care, and are the 
primary way that Medicare pays medical professionals, understanding the 
structure of PFS payment is a critical part of price transparency for 
Medicare, other payers, and consumers. Likewise, misunderstanding or 
confusion about what relative resources are incorporated in specific 
PFS payment rates can be a significant obstacle for payers and 
consumers navigating the health care market. For example, approximately 
4,100 services paid as ``global surgical packages,'' (herein `globals') 
are valued as bundled payments that aggregate multiple components of 
care into a single payment amount, including post-operative visits that 
are presumed to occur in particular settings (for example, inpatient 
hospital, outpatient hospital, office) regardless of where the services 
actually take place. Most PFS services are valued with a site of 
service binary, where the non-facility setting is the aggregation of 
all relative resources involved in furnishing the professional and 
technical aspects of the service, and the facility setting, where the 
rate generally excludes the facility costs involved in the service 
since those costs are addressed through separately reported facility 
fees. In contrast to these two constructs, there are other codes 
(mainly describing diagnostic and imaging services) that may be billed 
with professional component (PC, or modifier 26) and technical 
component (TC) modifiers, or without modifiers (global codes) that are 
paid for the complete global service. These differences in how payments 
are constructed and displayed can make it difficult for interested 
parties and CMS to evaluate relative payment rates, underlying resource 
costs, and value across settings of care.
    These challenges are further compounded by differences across 
Medicare payment systems in how similar services are defined, bundled, 
and paid. For example, some payment systems incorporate technical 
inputs and facility resources into a single payment. This variation can 
obscure meaningful comparisons across sites of care and may complicate 
efforts to advance site-neutral payment policies aimed at reducing 
incentives for hospitals to acquire physician practices and limit site-
of-care decisions based on financial considerations. As CMS continues 
to consider approaches that remove obstacles from market competition 
across settings of care, especially by improving transparency, 
comparability of PFS payments is an important foundational step.
    To facilitate more consistent comparisons across services and 
settings, we have developed a public use file that displays, for 
services that are not currently billable with TC/26 modifiers, RVUs 
amounts that reflect the relative resources involved in furnishing 
professional and technical aspects of the services, which is available 
on the CMS website under downloads for the CY 2027 PFS proposed rule at 
http://www.cms.gov/Medicare/Medicare-Fee-for-ServicePayment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html. This file is 
intended to improve transparency regarding how PFS payments may be 
conceptually divided between physician professional and technical 
components of the services, especially to illuminate the differences in 
fees between technical aspects of PFS services compared to facility 
fees across settings of care. We believe that making these components 
more visible, where feasible, may help interested parties better 
understand the structure of PFS payments and support more informed 
comparisons across settings of care. We note that we have excluded 010- 
and 090-day global surgery services from display in this public use 
file since there are numerous ways to consider how the structure of 
payment for those codes may be best understood. The use of bundled 
payments for the 010- and 090-day global surgery services results in 
aggregated valuation for all pre-operative, intra-operative, and post-

[[Page 43862]]

operative services furnished over a defined period (0-, 10-, or 90-day 
global periods), including services by both physician and clinical 
staff and practice expense without clear visibility into how each 
component contributes to the total bundled valuation. While we note 
that the current structure of global surgery services has effectively 
obscured how the components of care are individually valued and limited 
our ability to disaggregate them for purposes of this public use file, 
we seek comment on how to address this problem, either in possible 
improvements to the global surgery packages or, at least, in the best 
way to make their component pieces transparent. Additionally, we note 
that there is a subset of additional exclusions from this public use 
file, such as codes subject to the cognitive services floor and the 
statutory phase-in of significant RVU reductions, due to technical 
challenges with how these policies are implemented that hinder the 
disaggregation of their component parts.
    We emphasize that we are not proposing any changes to existing 
payment or billing policies, including the use of the 010- and 090-day 
globals. Rather, this effort is intended to improve transparency and 
provide a foundation for future rulemaking. We believe that greater 
visibility into how the professional and technical aspects of PFS 
services are valued and paid, where feasible, may enhance the ability 
of consumers, and payers (including CMS) to assess relativity across 
services, may enhance CMS's efforts to improve valuation over time, and 
support broader efforts to align payments across settings of care. We 
are seeking comment on several aspects of this approach. First, we seek 
comment on the utility of displaying RVUs associated with professional 
and technical aspects of services that are not currently billable with 
TC/26 modifiers, including how we may use this information to assess 
payment differences across settings. Again, we also seek comment on 
potential approaches CMS could consider in future rulemaking to improve 
transparency for services currently paid as globals. Specifically, we 
are interested in feedback on how CMS could develop methodologies to 
more clearly identify and, where appropriate, disaggregate the 
underlying components of these services. We are also interested in 
comments on how CMS could ``right-size'' payments for the globals over 
time to ensure they remain aligned with current clinical practice and 
resource costs, are more readily updated based on empirical data, and 
do not obscure differences in cost and value across settings of care.
b. Global Surgical Packages
    We finalized a policy in the CY 2015 PFS final rule (79 FR 67582 
through 67591) to transition all 10-day and 90-day globals to 0-day 
globals, allowing any post-operative visits furnished after the day of 
the procedure to be billed as a standalone visit. CMS was prohibited 
from implementing this policy through section 523(a) of the Medicare 
Access and CHIP Reauthorization Act (MACRA) and was required to collect 
data on how to best value globals. CMS did so through a research 
contract with RAND and a data-collection process over several years to 
develop data to improve the payment rates for these services. Data 
collection has been based on reporting of CPT code 99024 (Postoperative 
follow-up visit, normally included in the surgical package, to indicate 
that an evaluation and management service was performed during a 
postoperative period for a reason(s) related to the original 
procedure), which is limited to practices with 10 practitioners or 
more, limited to nine States, and is used solely for data collection so 
it has no associated payment with reporting the code. In the CY 2019 
PFS final rule (83 FR 59503), we released findings that only 4 percent 
of reviewed 10-day globals and 67 percent of reviewed 90-day globals 
had one or more post-operative visit which occurred during the global 
period and sought comment on potential approaches for revaluing the 
globals based on these findings (83 FR 59504). In the CY 2023 PFS 
proposed rule (87 FR 45877 through 45880), CMS reviewed the prior work 
and conversations around global valuations, solicited feedback from the 
public, and has continued to explore ways over the years to address 
valuation of the globals that would be minimally disruptive to the PFS.
    Over the past several years, CMS has taken several iterative steps 
to improve payment accuracy for the globals. In the CY 2025 PFS final 
rule (89 FR 97964 through 97968), CMS expanded the applicability of the 
transfer of care modifiers to address instances where separate 
practitioners are billing for standalone E/M visits during the global 
period more directly with mandatory reporting of payment modifiers in 
clinical cases when there is both a formal or informal transfer of care 
between practitioners furnishing distinct portions of a global service. 
CMS also created a post-operative care services add-on code to more 
appropriately reflect the time and resources involved for practitioners 
who were not involved in furnishing the surgical procedure. CMS is 
continuing to explore further steps to improve accountability and more 
accurate payment and what additional next steps CMS could take to 
improve the payment rates for global services.
    In keeping with the administration priorities and aligning spending 
and value, we are proposing to pause the data collection required by 
MACRA based on RAND's findings over the past several years. We remain 
interested in how best to use and collect this data going forward and 
ways we might consider improving this data collection. We currently 
have several years of data that have continued to illustrate what we 
believe is the issue with the post-operative visits during the global 
period and how these visits are not occurring, yet providers are still 
being paid for these visits under the current global payment policy. 
Additionally, we believe that the current data collection may be 
causing undo burden to providers and we believe that pausing the data 
collection will aid in burden reduction for practitioners. We do 
however question whether a more robust data collection would be 
appropriate and if we should have all providers report CPT code 99024.
    We are also seeking comment on the question we mentioned earlier in 
this section, as to whether CMS should have all providers report CPT 
code 99024, and also other data sources we might consider to more 
accurately value the globals.
    We are posting a public use file with this proposed rule to display 
the imputed RVUs associated with both the 10- and 90-day post-operative 
visits based on a purely arithmetic approach to understand the 
valuation of the services based on the data that was analyzed. This 
public use file shows the current work RVUs, the number of post-
operative visits that are reported to CMS using no-pay HCPCS code 
99024, and the work RVUs remaining if all post-operative visits are 
removed. This public use file is available on the CMS website under 
downloads for the CY 2027 PFS proposed rule at http://www.cms.gov/Medicare/Medicare-Fee-for-ServicePayment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html. We welcome comments on potential revaluation 
strategies that we may consider through future rulemaking.

C. Payment for Medicare Telehealth Services

    As discussed in prior rulemaking, several conditions must be met 
for Medicare to make payment for

[[Page 43863]]

telehealth services under the PFS. See further details and full 
discussion of the scope of Medicare telehealth services in the CY 2018 
PFS final rule (82 FR 53006), the CY 2021 PFS final rule (85 FR 84502), 
the CY 2024 PFS final rule (88 FR 78861 through 78866), the CY 2026 PFS 
final rule (90 FR 49316 through 49320), and in 42 CFR 410.78 and 
414.65. Our current 3-step review process reflects the stepwise method 
by which we consider requests to add services to or remove services 
from the Medicare Telehealth Services List, beginning with the CY 2026 
Medicare Telehealth Services List:
    Step 1. Determine whether the service is separately payable under 
the PFS.
    Step 2. Determine whether the service is subject to the provisions 
of section 1834(m) of the Act.
    Step 3. Review the elements of the service as described by the 
HCPCS code and determine whether each of them is capable of being 
furnished using an interactive telecommunications system as defined in 
Sec.  410.78(a)(3).
1. Changes to the Medicare Telehealth Services List
a. Requests To Add Services to the Medicare Telehealth Services List 
for CY 2027
    We did not receive any requests to add or remove services from the 
Medicare Telehealth Services List for CY 2027.
    Consistent with the deadline for our receipt of code valuation 
recommendations from the American Medical Association's Relative Value 
Scale Update Committee (AMA RUC) and other interested parties 
established in the CY 2019 PFS final rule (83 FR 59491) and with the 
process set forth in prior calendar years, for CY 2027, requests to add 
services to the Medicare Telehealth Services List must have been 
submitted to and received by CMS by February 10, 2026. Consistent with 
the deadline for our receipt of code valuation recommendations from the 
AMA RUC and other interested parties established in the CY 2019 PFS 
final rule (83 FR 59491) and with the process set forth in prior 
calendar years, for CY 2028, requests to add services to the Medicare 
Telehealth Services List must be submitted to and received by CMS by 
February 10, 2027. Each request submitted by the deadline to add a 
service to the Medicare Telehealth Services List must include any 
supporting documentation the requester wishes CMS to consider. Because 
we use the annual PFS rulemaking process to make changes to the 
Medicare Telehealth Services List, requesters are advised that any 
information submitted as part of a request is subject to public 
disclosure for this purpose. For more information on submitting a 
request to add services to the Medicare Telehealth Services List, 
including where to send these requests, and to view the current 
Medicare Telehealth Service List, see our website at https://www.cms.gov/Medicare/Medicare-General-Information/Telehealth/index.html.
b. CMS Proposal To Add New Codes to the List
    We are proposing to add HCPCS G-codes GACP1 (Advance care planning 
including the explanation and discussion of advance directives such as 
standard forms (with completion of such forms, when performed), first 
20 minutes of clinical staff time with the patient, family member(s), 
directed by a treating physician or other treating qualified health 
care professional), GACP2 (Advance care planning including the 
explanation and discussion of advance directives such as standard forms 
(with completion of such forms, when performed), each additional 20 
minutes with the patient, family member(s), directed by a treating 
physician or other treating qualified health care professional (List 
separately in addition to code for primary procedure)), GSMAS 
(Voluntary, group-based medical session involving multiple patients 
with common medical condition(s), receiving medical care in a group 
setting; billed and led by a physician or qualified nonphysician 
practitioner and may include services provided by other qualified 
healthcare professionals, clinical staff, or auxiliary personnel under 
the direction of the supervising physician or other practitioner. 
Session integrates group education, counseling, and peer support with 
individualized patient clinical assessment and care, 2-10 patients, 
billed once per patient, per session.), GSLPP (Treatment of speech, 
language, voice, communication, and/or auditory processing disorder; 
individual; for the pediatric population up to age 18 or 21), and GADV1 
(Office or other outpatient evaluation and management service(s) for 
the diagnosis and treatment of vaccine adverse effects, new or 
established patient; each 15 minutes personally performed by the 
physician or qualified healthcare professional (list separately in 
addition to CPT codes 99202, 99203, 99204, 99205, 99211, 99212, 99213, 
99214, 99215, 99341, 99342, 99344, 99345, 99347, 99348, 99349, 99350)) 
to the Medicare Telehealth Services List. If finalized, these services 
will be separately payable under the PFS. These services will be 
subject to the provisions of section 1834(m) of the Act, as they are 
inherently face-to-face services and would serve as a substitute for an 
in-person encounter. We also believe that the elements of these 
services as described by the HCPCS codes are capable of being furnished 
using an interactive telecommunications system as defined in Sec.  
410.78(a)(3). We refer readers to the relevant proposal in section 
II.D. of this proposed rule for further background on these proposed 
codes.
2. Telehealth Flexibilities and Modifiers
    As discussed in the CY 2021 PFS final rule (85 FR 84506), 
legislation enacted to address the PHE for COVID-19 provided the 
Secretary with new authorities under section 1135(b)(8) of the Act, as 
added by section 102 of the Coronavirus Preparedness and Response 
Supplemental Appropriations Act, 2020 (Pub. L. 116-123, March 6, 2020) 
and subsequently amended by section 6010 of the Families First 
Coronavirus Response Act (Pub. L. 116-127, March 18, 2020) and section 
3703 of the Coronavirus Aid, Relief, and Economic Security Act (CARES 
Act) (Pub. L. 116-136, March 27, 2020), to waive or modify Medicare 
telehealth payment requirements during the PHE for COVID-19.
    We used these authorities to establish several flexibilities to 
accommodate changes in the delivery of care during the PHE. Through 
waiver authority under section 1135(b)(8) of the Act, in response to 
the PHE for COVID-19, we removed the geographic and site of service 
originating site restrictions in section 1834(m)(4)(C) of the Act, as 
well as restrictions in section 1834(m)(4)(E) of the Act on the types 
of practitioners who may furnish telehealth services, for the duration 
of the PHE for COVID-19. We also used waiver authority to allow certain 
telehealth services to be furnished via audio-only communication 
technology. At the end of the PHE for COVID-19, these waivers and 
interim policies were set to expire, and payment for Medicare 
telehealth services would have once again been limited by the 
requirements of section 1834(m) of the Act. These flexibilities have 
been extended by Congress numerous times since, most recently in the 
Consolidated Appropriations Act, 2026 (CAA, 2026) (Pub. L. 119-75, 
February 3, 2026).
    Section 6209(a) and (b) of the CAA, 2026 extends the flexibilities 
for Medicare telehealth services to remove the geographic restrictions, 
expand the list of acceptable originating sites, and expand the array 
of practitioners eligible

[[Page 43864]]

to furnish telehealth services from January 30, 2026 to the extended 
date of December 31, 2027. Section 6209(d) of the CAA, 2026 delays the 
in-person visit requirements for mental health services furnished 
through telehealth from January 30, 2026 to the extended date of 
January 1, 2028. Section 6209(e) of the CAA, 2026 extends the 
flexibilities to allow audio-only Medicare telehealth services from 
January 30, 2026 to the extended date of January 1, 2028. To align with 
these extensions, Sec.  410.78 has been revised, detailed later in this 
proposed rule.
    Additionally, section 6209(g) of the CAA, 2026, requires CMS to 
establish modifiers for telehealth services in certain instances, 
effective January 1, 2027. These modifiers do not affect payment and 
are required for claims for telehealth services that are furnished 
through a virtual telehealth platform by a physician or practitioner 
that contracts with an entity that owns such virtual platform; or for 
which a physician or practitioner has a payment arrangement with an 
entity for use of such virtual platform; and for claims for telehealth 
services that are furnished incident to a physician's or practitioner's 
professional service.
    In accordance with section 6209(g) of CAA, 2026, we are creating 
modifiers BB and BC. Guidance on use of these modifiers will be 
available on the CMS website. Any updates to this policy will be issued 
via subregulatory guidance in accordance with section 6209(h) of the 
CAA, 2026, which authorizes the Secretary to implement section 6209 via 
program instruction or otherwise.
3. Telehealth Critical Care Consultations
    In the CY 2017 PFS final rule (81 FR 80352 through 80353), we 
established HCPCS codes G0508 (Telehealth consultation, critical care, 
initial, physicians typically spend 60 minutes communicating with the 
patient and providers via telehealth) and G0509 (Telehealth 
consultation, critical care, subsequent, physicians typically spend 50 
minutes communicating with the patient and providers via telehealth) to 
report telehealth consultations for a patient requiring critical care 
services. These services were modeled after CPT codes 99291 (Critical 
care, evaluation and management of the critically ill or critically 
injured patient; first 30 to 74 minutes) and 99292 (Critical care, 
evaluation and management of the critically ill or critically injured 
patient; each additional 30 minutes (list separately in addition to 
code for primary service)).
    When adding some services to the Medicare Telehealth Services List 
in the past, we have included certain frequency restrictions on how 
often physicians and other practitioners may furnish the service via 
telehealth. These include a limitation of one critical care 
consultation service furnished via telehealth per day, added in the CY 
2017 final rule (81 FR 80198). In the CY 2026 PFS final rule, we 
finalized permanently removing frequency limitations on furnishing 
these services via telehealth (90 FR 49324 through 49325).
    We continue to believe that physicians and other practitioners, who 
have the greatest familiarity and insight into the needs of individual 
beneficiaries, can use their complex professional judgment to determine 
whether they can safely furnish a service via telehealth, given the 
entirety of the circumstances, including the clinical profile and needs 
of the beneficiary, to determine the appropriate service modality. We 
strive to balance the goals of increasing physician or practitioner and 
patient choice of service modality with consideration of patient safety 
for all Medicare beneficiaries. As technology advances and more 
services may be safely furnished via telehealth and paid under the PFS, 
it is increasingly important for physicians and other practitioners to 
exercise their professional judgment in determining the generally 
appropriate service modality for their patients to receive a service.
    Since the permanent removal of the frequency limitation of one 
critical care consultation service furnished via telehealth per day, we 
have received questions about language in the code descriptors for 
HCPCS codes G0508 (Telehealth consultation, critical care, initial, 
physicians typically spend 60 minutes communicating with the patient 
and providers via telehealth) and G0509 (Telehealth consultation, 
critical care, subsequent, physicians typically spend 50 minutes 
communicating with the patient and providers via telehealth) describing 
``initial'' and ``subsequent'' consultations, as well as questions 
regarding the language about the typical time spent on the service. To 
clarify the requirements for billing these services, we are proposing 
the following revised code descriptors:
     G0508: Telehealth consultation, critical care; first 30 to 
74 minutes.
     G0509: Telehealth consultation, critical care; each 
additional 30 minutes (List separately in addition to code for primary 
service).
    We welcome comments on this proposal.
4. Changes To Teaching Physicians' Billing for Services Involving 
Residents or Teaching Physicians With Virtual Presence
    In the CY 2021 PFS final rule (85 FR 84577 through 84585), we 
finalized a temporary policy that allowed the teaching physician to 
have a virtual presence in all teaching settings, but only in clinical 
instances when the service was furnished virtually (for example, a 
three-way telehealth visit, with all parties in separate locations). 
This permitted teaching physicians to have a virtual presence during 
the key portion of the Medicare telehealth service for which payment 
was sought, through audio/video real-time communications technology, in 
all residency training locations through December 31, 2024.
    As summarized in the CY 2025 PFS final rule (89 FR 97764 through 
97765), commenters encouraged CMS to establish this policy permanently 
and include in-person services to promote access to care, and stated 
that teaching physicians should be allowed to determine when their 
virtual presence would be clinically appropriate based on their 
assessment of the patient's needs and the competency level of the 
resident. In the CY 2026 PFS final rule, we finalized permanently 
allowing teaching physicians to have a virtual presence in all teaching 
settings, only in clinical instances when the service is a three-way 
telehealth visit, with the teaching physician, resident, and patient in 
different locations.
    We have received feedback from interested parties that indicates 
that our current policy for teaching physicians and residents can, in 
somewhat rare cases, cause logistical complexities in scenarios where 
either the teaching physician or resident is already in the same 
physical location as the beneficiary. For CY 2027, we are proposing a 
modification to our previously finalized policy. Rather than requiring 
the teaching physician, resident, and patient to each be in a different 
location, we are proposing to allow teaching physicians to bill for 
services involving residents when either the teaching physician or 
resident is in the same physical location as the beneficiary. We would 
generally interpret physical presence to be defined as either the 
teaching physician or resident in the same room as the beneficiary, but 
we are seeking comment on other scenarios in which this may be 
appropriate. This would only be applicable to services that are on the 
Medicare Telehealth Services List. As always, documentation in the

[[Page 43865]]

medical record must continue to demonstrate whether the teaching 
physician was physically present or present through audio/video real-
time communications technology at the time of the Medicare telehealth 
service, which includes documenting the specific portion of the service 
for which the teaching physician was present through audio/video real-
time communications technology. In accordance with section 
1842(b)(7)(A)(i)(I) of the Act, the teaching physician must have 
personal oversight and involvement over the management of the portion 
of the case for which the payment is sought. We are seeking comments on 
this proposal.
5. Telehealth Originating Site Facility Fee Payment Amount Proposed 
Update
    Section 1834(m)(2)(B) of the Act established the Medicare 
telehealth originating site facility fee for telehealth services 
furnished from October 1, 2001 through December 31, 2002 at $20.00, and 
specifies that, for telehealth services furnished on or after January 1 
of each subsequent calendar year, the telehealth originating site 
facility fee is increased by the percentage increase in the Medicare 
Economic Index (MEI) as defined in section 1842(i)(3) of the Act. The 
proposed percentage increase in the MEI for CY 2027 is 2.5 percent and 
is based on the expected historical percentage increase of the 2017-
based MEI. For the final rule, we propose to update the MEI increase 
for CY 2027 based on historical data through the second quarter of 
2026. Therefore, for CY 2027, the proposed payment amount for HCPCS 
code Q3014 (Telehealth originating site facility fee) is $32.65. Table 
A-C1 shows the Medicare telehealth originating site facility fee and 
the corresponding MEI percentage increase for each applicable time 
period.
BILLING CODE 4169-69-P
[GRAPHIC] [TIFF OMITTED] TP16JY26.018

BILLING CODE 4169-69-C

D. Valuation of Specific Codes Including Potentially Misvalued Services 
Under the PFS

1. Background: Process for Valuing New, Revised, and Potentially 
Misvalued Codes
    Establishing valuations for newly created and revised CPT codes is 
a routine part of maintaining the PFS. Since the inception of the PFS, 
it has also been a priority to revalue services regularly to make sure 
that the payment rates reflect the changing trends in the practice of 
medicine and current prices for inputs used in the PE calculations. 
Initially, this was accomplished primarily through the 5-year review

[[Page 43866]]

process, which resulted in revised work RVUs for CY 1997, CY 2002, CY 
2007, and CY 2012, and revised PE RVUs in CY 2001, CY 2006, and CY 
2011, and revised MP RVUs in CY 2010, CY 2015, and CY 2020. Under the 
5-year review process, revisions in RVUs were proposed and finalized 
via rulemaking. In addition to the 5-year reviews, beginning with CY 
2009, CMS and the AMA's Relative Value Unit Update Committee (RUC) 
identified a number of potentially misvalued codes each year using 
various identification screens, as outlined in section II.C. of this 
proposed rule, Potentially Misvalued Services under the PFS. 
Historically, when we received RUC recommendations, our process had 
been to establish interim final RVUs for the potentially misvalued 
codes, new codes, and any other codes for which there were coding 
changes in the final rule with comment period for a year. Then, during 
the 60-day period following the publication of the final rule with 
comment period, we accepted public comments about those valuations. For 
services furnished during the calendar year following the publication 
of interim final rates, we paid for services based upon the interim 
final values established in the final rule. In the final rule with 
comment period for the subsequent year, we considered and responded to 
public comments received on the interim final values and typically made 
any appropriate adjustments and finalized those values.
    In the CY 2015 PFS final rule with comment period (79 FR 67547), we 
finalized a new process for establishing values for new, revised and 
potentially misvalued codes. Under the new process, we include proposed 
values for these services in the proposed rule, rather than 
establishing them as interim final in the final rule with comment 
period. Beginning with the CY 2017 PFS proposed rule (81 FR 46162), the 
new process was applicable to all codes, except for new codes that 
describe truly new services. For CY 2017, we proposed new values in the 
CY 2017 PFS proposed rule for the vast majority of new, revised, and 
potentially misvalued codes for which we received complete RUC 
recommendations by February 10, 2016. To complete the transition to 
this new process, for codes for which we established interim final 
values in the CY 2016 PFS final rule with comment period (81 FR 80170), 
we reviewed the comments received during the 60-day public comment 
period following release of the CY 2016 PFS final rule with comment 
period (80 FR 70886), and re-proposed values for those codes in the CY 
2017 PFS proposed rule. We considered public comments received during 
the 60-day public comment period for the proposed rule before 
establishing final values in the CY 2017 PFS final rule. As part of our 
established process, we will adopt interim final values only in the 
case of wholly new services for which there are no predecessor codes or 
values and for which we do not receive recommendations in time to 
propose values.
    As part of our obligation to establish RVUs for the PFS, we 
thoroughly review and consider available information including 
recommendations and supporting information from the RUC, the Health 
Care Professionals Advisory Committee (HCPAC), public commenters, 
medical literature, Medicare claims data, comparative databases, 
comparison with other codes within the PFS, as well as consultation 
with other physicians and healthcare professionals within CMS and the 
Federal Government as part of our process for establishing valuations. 
Where we concur that the RUC's recommendations, or recommendations from 
other commenters, are reasonable and appropriate and are consistent 
with the time and intensity paradigm of physician work, we proposed 
those values as recommended. Additionally, we continually engage with 
interested parties, including the RUC, regarding our approach for 
accurately valuing codes, and as we prioritize our obligation to value 
new, revised, and potentially misvalued codes. We continue to welcome 
feedback from all interested parties regarding valuation of services 
for consideration through our rulemaking process.
2. Methodology for Establishing Work RVUs
a. Background
    For each code identified in this section, we conduct a review that 
includes the current work RVU (if any), RUC-recommended work RVU, 
intensity, time to furnish the preservice, intraservice, and 
postservice activities, as well as other components of the service that 
contribute to the value. Our reviews of recommended work RVUs and time 
inputs generally include, but have not been limited to, a review of 
information provided by the RUC, the HCPAC, and other public 
commenters, medical literature, and comparative databases, as well as a 
comparison with other codes within the PFS, consultation with other 
physicians and health care professionals within CMS and the Federal 
Government, as well as Medicare claims data. We also assess the 
methodology and data used to develop the recommendations submitted to 
us by the RUC and other public commenters and the rationale for the 
recommendations. In the CY 2011 PFS final rule with comment period (75 
FR 73328 through 73329), we discussed a variety of methodologies and 
approaches used to develop work RVUs, including survey data, building 
blocks, crosswalks to key reference or similar codes, and magnitude 
estimation (see the CY 2011 PFS final rule with comment period (75 FR 
73328 through 73329) for more information). When referring to a survey, 
unless otherwise noted, we mean the surveys conducted by specialty 
societies as part of the formal RUC process.
    Components that we use in the building block approach may include 
preservice, intraservice, or postservice time and post-procedure 
visits. When referring to a bundled CPT code, the building block 
components could include the CPT codes that make up the bundled code 
and the inputs associated with those codes. We use the building block 
methodology to construct, or deconstruct, the work RVU for a CPT code 
based on component pieces of the code. Magnitude estimation refers to a 
methodology for valuing work that determines the appropriate work RVU 
for a service by gauging the total amount of work for that service 
relative to the work for a similar service across the PFS without 
explicitly valuing the components of that work. In addition to these 
methodologies, we frequently utilize an incremental methodology in 
which we value a code based upon its incremental difference between 
another code and another family of codes. Section 1848(c)(1)(A) of the 
Act specifically defines the work component as the resources that 
reflect time and intensity in furnishing the service. Also, the 
published literature on valuing work has recognized the key role of 
time in overall work. For particular codes, we refine the work RVUs in 
direct proportion to the changes in the best information regarding the 
time resources involved in furnishing particular services, either 
considering the total time or the intraservice time.
    Several years ago, to aid in the development of preservice time 
recommendations for new and revised CPT codes, the RUC created 
standardized preservice time packages. The packages include preservice 
evaluation time, preservice positioning time, and preservice scrub, 
dress and wait time. Currently, there are preservice time packages for 
services typically furnished in the facility setting (for example, 
preservice time packages

[[Page 43867]]

reflecting the different combinations of straightforward or difficult 
procedure, and straightforward or difficult patient). Currently, there 
are three preservice time packages for services typically furnished in 
the non-facility setting.
    We have developed several standard building block methodologies to 
value services appropriately when they have common billing patterns. 
For example, in cases where a service is typically furnished to a 
beneficiary on the same day as an E/M service, we believe that there is 
overlap between the two services in some of the activities furnished 
during the preservice evaluation and postservice time. Our longstanding 
adjustments have reflected a broad assumption that at least one-third 
of the work time in both the preservice evaluation and postservice 
period is duplicative of work furnished during the E/M visit.
    Accordingly, in cases where we believe that the RUC has not 
adequately accounted for the overlapping activities in the recommended 
work RVU and/or times, we adjust the work RVU and/or times to account 
for the overlap. The work RVU for a service is the product of the time 
involved in furnishing the service multiplied by the intensity of the 
work. Preservice evaluation time and postservice time both have a long-
established intensity of work per unit of time (IWPUT) of 0.0224, which 
means that 1 minute of preservice evaluation or postservice time 
equates to 0.0224 of a work RVU.
    Therefore, in many cases when we remove 2 minutes of preservice 
time and 2 minutes of postservice time from a procedure to account for 
the overlap with the same day E/M service, we also remove a work RVU of 
0.09 (4 minutes x 0.0224 IWPUT) if we do not believe the overlap in 
time had already been accounted for in the work RVU. The RUC has 
recognized this valuation policy and, in many cases, now addresses the 
overlap in time and work when a service is typically furnished on the 
same day as an E/M service.
    The following paragraphs discuss our approach to reviewing RUC 
recommendations and developing proposed values for specific codes. When 
they exist, we also include a summary of interested party reactions to 
our approach. We noted that many commenters and interested parties have 
expressed concern over the years with our ongoing adjustment of work 
RVUs based on changes in the best information we had regarding the time 
resources involved in furnishing individual services. We have been 
particularly concerned with the RUC's and various specialty societies' 
objections to our approach given the significance of their 
recommendations to our process for valuing services and since much of 
the information we use to make the adjustments is derived from their 
survey process. We note that we are obligated under the statute to 
consider both time and intensity in establishing work RVUs for PFS 
services. As explained in the CY 2016 PFS final rule with comment 
period (80 FR 70933), we recognize that adjusting work RVUs for changes 
in time is not always a straightforward process, so we have applied 
various methodologies to identify several potential work values for 
individual codes.
    We observed that for many codes reviewed by the RUC, recommended 
work RVUs have appeared to be incongruous with recommended assumptions 
regarding the resource costs in time. This has been the case for a 
significant portion of codes for which we recently established or 
proposed work RVUs that are based on refinements to the RUC-recommended 
values. When we adjusted work RVUs to account for significant changes 
in time, we started by looking at the change in the time in the context 
of the RUC-recommended work RVU. When the recommended work RVUs do not 
appear to account for significant changes in time, we employed 
different approaches (including survey data, building blocks, 
crosswalks to key reference or similar codes, and magnitude estimation) 
to identify potential values that reconcile the recommended work RVUs 
with the recommended time values. Many of these methodologies, such as 
survey data, building block, crosswalks to key reference or similar 
codes, and magnitude estimation have long been used in developing work 
RVUs under the PFS. In addition to these, we sometimes use the 
relationship between the old time values and the new time values for 
particular services to identify alternative work RVUs based on changes 
in time components.
    In so doing, rather than ignoring the RUC-recommended value, we 
used the recommended values as a starting reference and then applied 
one of these several methodologies to account for the reductions in 
time that we believe were not otherwise reflected in the RUC-
recommended value. If we believe that such changes in time are already 
accounted for in the RUC's recommendation, then we do not make such 
adjustments. Likewise, we do not arbitrarily apply time ratios to 
current work RVUs to calculate proposed work RVUs. We use the ratios to 
identify potential work RVUs and consider these work RVUs as potential 
options relative to the values developed through other options.
    While we do not believe that the decrease in time as reflected in 
survey values should always equate to a one-to-one or linear decrease 
in newly valued work RVUs, we do believe that, since the two components 
of work are time and intensity, absent an obvious or explicitly stated 
rationale for why the relative intensity of a given procedure has 
increased, significant decreases in time should be reflected in 
decreases to work RVUs although not necessarily in a linear manner. If 
the RUC's recommendation has appeared to disregard or dismiss the 
changes in time, without a persuasive explanation of why such a change 
should not be accounted for in the overall work of the service, then we 
generally used one of the aforementioned methodologies to identify 
potential work RVUs, including the methodologies intended to account 
for the changes in the resources involved in furnishing the procedure 
(such as building blocks or crosswalks to key reference or similar 
codes).
    Several interested parties, including the RUC, have expressed 
general objections to our use of these methodologies and suggested that 
our actions in adjusting the recommended work RVUs are inappropriate; 
other interested parties have also expressed general concerns with CMS 
refinements to RUC-recommended values in general. In the CY 2017 PFS 
final rule (81 FR 80272 through 80277), we responded in detail to 
several comments that we received regarding this issue. In the CY 2017 
PFS proposed rule (81 FR 46162), we requested comments regarding 
potential alternatives to making adjustments that would recognize 
overall estimates of work in the context of changes in the resource of 
time for particular services; however, we did not receive any specific 
potential alternatives. As described earlier in this section, 
crosswalks to key reference or similar codes are one of the many 
methodological approaches we employed to identify potential values that 
reconcile the RUC-recommended work RVUs with the recommended time 
values when the RUC-recommended work RVUs did not appear to account for 
significant changes in time.
    We have historically relied on survey data provided by the American 
Medical Association (AMA)/Specialty Society Relative Value Scale (RVS) 
Update Committee (referred to as the RUC) to estimate practitioner 
time, work intensity, and practice expense for the purpose of 
establishing RVUs for the codes used for payment under the PFS. As 
described in section II.C. of this

[[Page 43868]]

proposed rule, CMS regularly revalues codes as part of its potentially 
misvalued codes initiative, as required by section 1848(c)(2)(K) of the 
Act, using RUC survey data that shows clinicians' estimates of how long 
a particular service takes to complete. In the CY 2025 PFS final rule, 
we summarized public comments that we had received expressing concerns 
with using RUC data as a source of valuation and identifying a need for 
empirical data in the context of valuing advanced primary care 
management services (89 FR 97898). In response to these comments, we 
indicated that we were open to alternative recommendations for how to 
price these and other services, and that we would consider all options 
presented to us with a preference for information with empirical 
evidence behind it. We also reminded commenters that we do not 
exclusively rely on RUC recommendations and can receive data and 
recommendations from other outside sources as well.
    In the CY 2019 PFS final rule (83 FR 59515), in response to 
comments, we clarified that terms ``reference services,'' ``key 
reference services,'' and ``crosswalks'' as described by the commenters 
are part of the RUC's process for code valuation. These are not terms 
that we created, and we do not agree that we necessarily must employ 
them in the identical fashion for the purpose of discussing our 
valuation of individual services that come up for review. However, in 
the interest of minimizing confusion and providing clear language to 
facilitate feedback from interested parties, we stated that we would 
seek to limit the use of the term, ``crosswalk,'' to those cases where 
we made a comparison to a CPT code with the identical work RVU (83 FR 
59515). We noted that we also occasionally make use of a ``bracket'' 
for code valuation. A ``bracket'' refers to when a work RVU falls 
between the values of two CPT codes, one at a higher work RVU and one 
at a lower work RVU.
    We look forward to continuing to engage with interested parties and 
commenters, including the RUC, as we prioritize our obligation to value 
new, revised, and potentially misvalued codes; and we will continue to 
welcome feedback from all interested parties regarding valuation of 
services for consideration through our rulemaking process. We refer 
readers to the detailed discussion in this section of the valuation 
considered for specific codes. Table A-DX contains a list of codes and 
descriptors for which we proposed work RVUs for CY 2027; this includes 
all codes for which we received RUC recommendations by February 10, 
2026. The proposed work RVUs, work time and other payment information 
for all CY 2027 payable codes are available on the CMS website under 
downloads for the CY 2027 PFS proposed rule at https://www.cms.gov/Medicare/Medicare-Feefor-ServicePayment/PhysicianFeeSched/index.html).
b. Efficiency Adjustment
    In the CY 2026 final rule, we finalized the establishment of an 
efficiency adjustment to the work RVUs, as well as corresponding 
updates to the intraservice portion of physician time inputs for non-
time-based services, with refinements (90 FR 49334 through 49345). We 
finalized a policy to apply this efficiency adjustment to the 
intraservice portion of physician time and work RVUs every 3 years. To 
calculate the efficiency adjustment, we finalized the use of the MEI 
productivity adjustment over a 5-year look back period from CY 2022 to 
CY 2026. We noted that using more recent historical data from the BLS 
yielded an efficiency adjustment of 3.6 percent. As we discussed in the 
CY 2026 PFS proposed rule, our approach in applying an efficiency 
adjustment was to take into account changes in medical practice and to 
better reflect resources involved, and it was designed to be 
conservative in nature, as we were concerned about making too many 
changes at once to the current methodology. Therefore, we finalized the 
proposed efficiency adjustment of 2.5 percent. We also exempted 
additional codes, specifically time-based codes, services on the CMS 
telehealth list, and new codes for CY 2026, as reflected in the Codes 
Subject to Efficiency Adjustment file. This file with efficiency 
adjustment exemptions is issued annually and can be found in the public 
use files for CY 2027; the file is available on the CMS website under 
downloads for the CY 2027 PFS proposed rule at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html. For a full discussion of the 
efficiency adjustment, we direct readers to the CY 2026 PFS final rule 
(90 FR 49334 through 49345).
    For CY 2027 rulemaking, the RUC made a number of work RVU 
recommendations prior to the finalization of the efficiency adjustment 
in the CY 2026 PFS final rule. In these cases, where the RUC's work RVU 
recommendation was based on a pre-adjusted work RVU, we have treated 
the recommendation as though the RUC had recommended the efficiency 
adjusted valuation. For example, the RUC initially recommended a work 
RVU of 0.35 for CPT code 95XX4 based on a crosswalk to the pre-adjusted 
work RVU of CPT code 95885. The work RVU of this crosswalk code became 
0.34 after applying the efficiency adjustment, which we have used as 
the recommended valuation for CPT code 95XX4. This policy affected a 
relatively small number of the codes reviewed for CY 2027, and we have 
noted in the preamble where the efficiency adjustment affected a work 
valuation.
3. Methodology for the Direct PE Inputs To Develop PE RVUs
a. Background
    On an annual basis, the RUC provides us with recommendations 
regarding PE inputs for new, revised, and potentially misvalued codes. 
We review the RUC-recommended direct PE inputs on a code-by-code basis. 
Like our review of recommended work RVUs, our review of recommended 
direct PE inputs generally includes, but is not limited to, a review of 
information provided by the RUC, HCPAC, and other public commenters, 
medical literature, and comparative databases, as well as a comparison 
with other codes within the PFS, and consultation with physicians and 
health care professionals within CMS and the Federal Government, as 
well as Medicare claims data. We also assess the methodology and data 
used to develop the recommendations submitted to us by the RUC and 
other public commenters and the rationale for the recommendations. When 
we determine that the RUC's recommendations appropriately estimate the 
direct PE inputs (clinical labor, disposable supplies, and medical 
equipment) required for the typical service, are consistent with the 
principles of relativity, and reflect our payment policies, we use 
those direct PE inputs to value a service. If not, we refine the 
recommended PE inputs to better reflect our estimate of the PE 
resources required for the service. We also confirm whether CPT codes 
should have facility and/or non-facility direct PE inputs and refine 
the inputs accordingly.
    Our review and refinement of the RUC-recommended direct PE inputs 
includes many refinements that are common across codes, as well as 
refinements that are specific to particular services. Table A-D11 
details our refinements of the RUC's direct PE recommendations at the 
code-specific level. In section II.B. of this proposed rule, 
Determination of Practice Expense Relative Value Units (PE RVUs), we 
address certain refinements that will be

[[Page 43869]]

common across codes. Refinements to particular codes are addressed in 
the portions of that section that are dedicated to particular codes. We 
note that for each refinement, we indicate the impact on direct costs 
for that service. We note that, on average, in any case where the 
impact on the direct cost for a particular refinement is $0.35 or less, 
the refinement has no impact on the PE RVUs. This calculation considers 
both the impact on the direct portion of the PE RVU, as well as the 
impact on the indirect allocator for the average service. In this 
proposed rule, we also note that many of the refinements listed in 
Table A-D11 result in changes under the $0.35 threshold and would be 
unlikely to result in a change to the RVUs.
    We note that the proposed direct PE inputs for CY 2027 are 
displayed in the CY 2027 direct PE input files, available on the CMS 
website under the downloads for the CY 2027 PFS proposed rule at 
https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html. The inputs 
displayed there have been used in developing the CY 2027 PE RVUs as 
displayed in Addendum B (see https://www.cms.gov/medicare/payment/prospective-payment-systems/hospital-outpatient/addendum-a-b-updates).
b. Common Refinements
(1) Changes in Work Time
    Some direct PE inputs are directly affected by revisions in work 
time. Specifically, changes in the intraservice portions of the work 
time and changes in the number or level of postoperative visits 
associated with the global periods result in corresponding changes to 
direct PE inputs. The direct PE input recommendations generally 
correspond to the work time values associated with services. We believe 
that inadvertent discrepancies between work time values and direct PE 
inputs should be refined or adjusted in the establishment of proposed 
direct PE inputs to resolve the discrepancies.
(2) Equipment Time
    Prior to CY 2010, the RUC did not generally provide CMS with 
recommendations regarding equipment time inputs. In CY 2010, in the 
interest of ensuring the greatest possible degree of accuracy in 
allocating equipment minutes, we requested that the RUC provide 
equipment times along with the other direct PE recommendations, and we 
provided the RUC with general guidelines regarding appropriate 
equipment time inputs. We appreciate the RUC's willingness to provide 
us with these additional inputs as part of its PE recommendations.
    In general, the equipment time inputs correspond to the service 
period portion of the clinical labor times. We clarified this principle 
over several years of rulemaking, indicating that we consider equipment 
time as the time within the intraservice period when a clinician is 
using the piece of equipment plus any additional time that the piece of 
equipment is not available for use for another patient due to its use 
during the designated procedure. For those services for which we 
allocate cleaning time to portable equipment items, because the 
portable equipment does not need to be cleaned in the room where the 
service is furnished, we do not include that cleaning time for the 
remaining equipment items, as those items and the room are both 
available for use for other patients during that time. In addition, 
when a piece of equipment is typically used during follow-up 
postoperative visits included in the global period for a service, the 
equipment time will also reflect that use.
    We believe that certain highly technical pieces of equipment and 
equipment rooms are less likely to be used during all of the preservice 
or postservice tasks performed by clinical labor staff on the day of 
the procedure (the clinical labor service period) and are typically 
available for other patients even when one member of the clinical staff 
may be occupied with a preservice or postservice task related to the 
procedure. We also noted that we believe these same assumptions will 
apply to inexpensive equipment items that are used in conjunction with 
and located in a room with non-portable highly technical equipment 
items since any items in the room in question will be available if the 
room is not being occupied by a particular patient. For additional 
information, in that rule we referred readers to our discussion of 
these issues in the CY 2012 PFS final rule with comment period (76 FR 
73182) and the CY 2015 PFS final rule with comment period (79 FR 
67639).
(3) Standard Tasks and Minutes for Clinical Labor Tasks
    In general, the preservice, intraservice, and postservice clinical 
labor minutes associated with clinical labor inputs in the direct PE 
input database reflect the sum of particular tasks described in the 
information that accompanies the RUC-recommended direct PE inputs, 
commonly called the ``PE worksheets.'' For most of these described 
tasks, there is a standardized number of minutes, depending on the type 
of procedure, its typical setting, its global period, and the other 
procedures with which it is typically reported. The RUC sometimes 
recommends a number of minutes either greater than or less than the 
time typically allotted for certain tasks. In those cases, we review 
the deviations from the standards and any rationale provided for the 
deviations. When we do not accept the RUC-recommended exceptions, we 
refine the proposed direct PE inputs to conform to the standard times 
for those tasks. In addition, in cases when a service is typically 
billed with an E/M service, we remove the preservice clinical labor 
tasks to avoid duplicative inputs and to reflect the resource costs of 
furnishing the typical service.
    We refer readers to section II.B. of this proposed rule, 
Determination of Practice Expense Relative Value Units (PE RVUs), for 
more information regarding the collaborative work of CMS and the RUC in 
improvements in standardizing clinical labor tasks.
(4) Recommended Items That Are Not Direct PE Inputs
    In some cases, the PE worksheets included with the RUC's 
recommendations include items that are not clinical labor, disposable 
supplies, or medical equipment or that cannot be allocated to 
individual services or patients. We addressed these kinds of 
recommendations in previous rulemaking (78 FR 74242), and we do not use 
items included in these recommendations as direct PE inputs in the 
calculation of PE RVUs.
(5) New Supply and Equipment Items
    The RUC generally recommends the use of supply and equipment items 
that already exist in the direct PE input database for new, revised, 
and potentially misvalued codes. However, some recommendations include 
supply or equipment items that are not currently in the direct PE input 
database. In these cases, the RUC has historically recommended that a 
new item be created and has facilitated our pricing of that item by 
working with the specialty societies to provide us copies of sales 
invoices. For CY 2027 we received invoices for several new supply and 
equipment items. Tables A-D11 and A-D12 detail the invoices received 
for new and existing items in the direct PE database. As discussed in 
section II.B. of this proposed rule, Determination of Practice Expense 
Relative Value Units, we encourage interested parties to review the 
prices associated with these new and existing items to determine 
whether these prices appear to be accurate. Where prices appear 
inaccurate, we encourage

[[Page 43870]]

interested parties to submit invoices or other information to improve 
the accuracy of pricing for these items in the direct PE database by 
February 10th of the following year for consideration in future 
rulemaking, similar to our process for consideration of RUC 
recommendations.
    We remind interested parties that due to the relativity inherent in 
the development of RVUs, reductions in existing prices for any items in 
the direct PE database increase the pool of direct PE RVUs available to 
all other PFS services. Tables A-D11 and A-D12 also include the number 
of invoices received and the number of non-facility allowed services 
for procedures that use these equipment items. We provide the non-
facility allowed services so that interested parties will note the 
impact the particular price may have on PE relativity, as well as to 
identify items that are used frequently, since we believe that 
interested parties are more likely to have better pricing information 
for items used more frequently. A single invoice may not be reflective 
of typical costs, and we encourage interested parties to provide 
additional invoices so that we may identify and use accurate prices in 
the development of PE RVUs.
    In some cases, we do not use the price listed on the invoice that 
accompanies the recommendation because we identify publicly available 
alternative prices or information that suggests a different price is 
more accurate. In these cases, we include this in the discussion of 
these codes. In other cases, we cannot adequately price a newly 
recommended item due to inadequate information. Sometimes, no 
supporting information regarding the price of the item has been 
included in the recommendation. In other cases, the supporting 
information does not demonstrate that the item has been purchased at 
the listed price (for example, vendor price quotes instead of paid 
invoices). In cases where the information provided on the item allows 
us to identify clinically appropriate proxy items, we may use existing 
items as proxies for the newly recommended items. In other cases, we 
include the item in the direct PE input database without any associated 
price. Although including the item without an associated price means 
that the item does not contribute to the calculation of the proposed PE 
RVU for particular services, it facilitates our ability to incorporate 
a price once we obtain information and are able to do so.
(6) Service Period Clinical Labor Time in the Facility Setting
    Generally speaking, our direct PE inputs do not include clinical 
labor minutes assigned to the service period because the cost of 
clinical labor during the service period for a procedure in the 
facility setting is not considered a resource cost to the practitioner 
since Medicare makes separate payment to the facility for these costs. 
We address code-specific refinements to clinical labor in the 
individual code sections.
(7) Procedures Subject to the Multiple Procedure Payment Reduction 
(MPPR) and the Outpatient Prospective Payment System (OPPS) Cap
    We note that the list of services for the upcoming calendar year 
that are subject to the MPPR for diagnostic cardiovascular services, 
diagnostic imaging services, diagnostic ophthalmology services, and 
therapy services are displayed in the public use files for the PFS 
proposed and final rules for each year. In addition, the list of 
procedures that meet the definition of imaging under section 
1848(b)(4)(B) of the Act, and therefore, are subject to the OPPS cap, 
are also displayed in the public use files for the PFS proposed and 
final rules for each year. The public use files for CY 2027 are 
available on the CMS website under downloads for the CY 2027 PFS final 
rule at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html. For more 
information regarding the history of the MPPR policy, we referred 
readers to the CY 2014 PFS final rule with comment period (78 FR 74261 
through 74263).
    Effective January 1, 2007, section 5102(b)(1) of the Deficit 
Reduction Act of 2005 (DRA) (Pub. L. 109-171, enacted on February 8, 
2006) amended section 1848(b)(4) of the Act to require that, for 
imaging services, if--(i) The technical component (TC) (including the 
TC portion of a global fee) of the service established for a year under 
the fee schedule without application of the geographic adjustment 
factor, exceeds (ii) The Medicare outpatient department (OPD) fee 
schedule amount established under the prospective payment system (PPS) 
for hospital OPD services under section 1833(t)(3)(D) of the Act for 
such service for such year, determined without regard to geographic 
adjustment under section 1833(t)(2)(D) of the Act, the Secretary shall 
substitute the amount described in clause (ii), adjusted by the 
geographic adjustment factor under the PFS, for the fee schedule amount 
for such TC for such year. As required by section 1848(b)(4)(A) of the 
Act, for imaging services furnished on or after January 1, 2007, we cap 
the TC of the PFS payment amount for the year (prior to geographic 
adjustment) by the Outpatient Prospective Payment System (OPPS) payment 
amount for the service (prior to geographic adjustment). We then apply 
the PFS geographic adjustment to the capped payment amount. Section 
1848(b)(4)(B) of the Act defines imaging services as ``imaging and 
computer-assisted imaging services, including X-ray, ultrasound 
(including echocardiography), nuclear medicine (including PET), 
magnetic resonance imaging (MRI), computed tomography (CT), and 
fluoroscopy, but excluding diagnostic and screening mammography.'' For 
more information regarding the history of the cap on the TC of the PFS 
payment amount under the DRA (the ``OPPS cap''), we referred readers to 
the CY 2007 PFS final rule with comment period (71 FR 69659 through 
69662).
    For CY 2027, we identified new and revised codes to determine which 
services meet the definition of ``imaging services'' as defined at 
section 1848(b)(4)(B) of the Act for purposes of this cap. Beginning 
for CY 2027, we are proposing to include the following services in 
Table A-D1 on the list of codes to which the OPPS cap applies:

[[Page 43871]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.019

    We believe that these codes meet the definition of imaging services 
under section 1848(b)(4)(B) of the Act, and thus, should be subject to 
the OPPS cap.
c. Valuation of Specific Codes for CY 2027
(1) Fine Needle Aspiration (CPT Codes 10005 and 10006)
    The RUC received notification of interest from a specialty society 
to re-review CPT codes 10005 (Fine needle aspiration biopsy, including 
ultrasound guidance; first lesion) and 10006 (Fine needle aspiration 
biopsy, including ultrasound guidance; each additional lesion) at the 
January 2026 meeting.
    We are proposing the RUC-recommended work RVUs of 1.35 for CPT code 
10005 and 1.00 for 10006.
    We are proposing the RUC recommended direct PE inputs for CPT codes 
10005 and 10006 with one modification. The RUC submitted an invoice 
associated with this code family for an update in the price of the 
portable ultrasound (EQ250) equipment from its current price of 
$41,612.53 to $83,750.00. However, based on our review of current 
market pricing for portable ultrasounds, it appears that this type of 
equipment is becoming less expensive, not doubling in price over 
current . We also have reason to believe that the type of portable 
ultrasound listed on the submitted invoice represented the upper end of 
the market as opposed to the typical case. This invoice stated that the 
product in question constitutes ``a high-performance diagnostic 
ultrasound system'' including a 23-inch flat panel monitor. It is also 
not clear from the submitted invoice that the product in question is 
even a portable version of an ultrasound system.
    Given that the price on this invoice was significantly higher than 
other portable ultrasounds available for purchase, we are not proposing 
to update the price of the EQ250 portable ultrasound which is used in 
many other HCPCS codes. Instead, we are proposing to create a new 
equipment item that describes a ``Fine Needle Aspiration portable 
ultrasound'' (ER130) which we propose to price at the submitted 
$83,750.00 price. The ER130 equipment is proposed to replace the 
previous EQ250 portable ultrasound at the same 37 minutes for CPT code 
10005 and 17 minutes for CPT code 10006 as recommended by the RUC.
(2) Skin Cell Suspension Autograft (CPT Codes 15X19, 15X20, 15X21, and 
15X22)
    In September 2025, the CPT Editorial Panel created four codes to 
report skin cell suspension autograft (SCSA): CPT code 15X19 (Skin cell 
suspension autograft (SCSA), trunk, arms, and/or legs; first 100 sq cm 
or less, or 1% of body area of infants and children), CPT code 15X20 
(Skin cell suspension autograft (SCSA), trunk, arms, and/or legs; each 
additional 100 sq cm, or each additional 1% of body area of infants and 
children, or part thereof (List separately in addition to code for 
primary procedure)), CPT code 15X21 (Skin cell suspension autograft 
(SCSA), face, scalp, eyelids, mouth, neck, ears, orbits, genitalia, 
hands, feet, and/or multiple digits; first 100 sq cm or less, or 1% of 
body area of infants and children), and CPT code 15X22 (Skin cell 
suspension autograft (SCSA), face, scalp, eyelids, mouth, neck, ears, 
orbits, genitalia, hands, feet, and/or multiple digits; each additional 
100 sq cm, or each additional 1% of body area of infants and children, 
or part thereof (List separately in addition to code for primary 
procedure)). The existing eight skin cell suspension autograft CPT 
codes (CPT codes 15011-15018) were deleted, and the ``Skin Cell 
Suspension Autograft'' guidelines were revised. The four new codes were 
surveyed for the January 2026 RUC meeting.
    For CY 2027, we are proposing the RUC-recommended work RVUs of 
10.97 for CPT code 15X19, 0.59 for CPT code 15X20, 11.28 for CPT code 
15X21, and 0.98 for CPT code 15X22. We are proposing the RUC-
recommended direct PE inputs for CPT codes 15X19, 15X20, 15X21, and 
15X22 without refinement.
(3) Computer Assisted Surgical Navigation (CPT Code 20985)
    CPT code 20985 (Computer-assisted surgical navigational procedure 
for musculoskeletal procedures, image-less (List separately in addition 
to code for primary procedure)) was first identified via the high-
volume growth screen in April 2024.\1\ The RUC's Relativity Assessment 
Workgroup (RAW) reviewed the action plan for 20985 and recommended that 
the RUC refer CPT code 20985 to the CPT Editorial Panel for revision, 
to modify the descriptor and address overlap with codes 0054T and 
0055T. At the February 2025 CPT Editorial Panel meeting, CPT code 20985 
was revised to remove ``image-less'' for reporting computer-assisted 
surgical navigational procedures for musculoskeletal procedures.
---------------------------------------------------------------------------

    \1\ https://www.ama-assn.org/system/files/raw-progress-report.pdf.
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    We are proposing the RUC-recommended work RVU of 2.44, which is the 
current work RVU of CPT code 20985 after the efficiency adjustment was 
applied at the start of CY 2026. The RUC did not recommend and we are 
not proposing direct PE inputs for CPT code 20985.
(4) Ablation Therapy--Bone Tumors (CPT Code 209XX)
    In February 2025, the CPT Editorial Panel approved new Category I 
add-on code 209XX (Ablation therapy for reduction or eradication of 
bone tumor, including adjacent soft tissue when involved by tumor 
extension, cryoablation, open) to describe and report cryoablation 
during an open

[[Page 43872]]

surgical procedure where the bone is frozen after a tumor resection. 
CPT code 209XX was surveyed for the April 2025 meeting where the 
specialty recommended an interim value; the code was resurveyed at the 
September 2025 RUC meeting and recommendations submitted to CMS.
    We are proposing the RUC-recommended work RVU of 2.70 for CPT code 
209XX. The RUC did not recommend and we are not proposing any direct PE 
inputs for this code.
(5) Intraosseous Fiducial Marker Placement (CPT Codes 209X1 and 209X2)
    At the May 2025 CPT Editorial Panel Meeting, CPT approved the 
addition of two codes and guidelines to report percutaneous 
intraosseous fiducial marker placement for the first target site and 
each additional target site, respectively: CPT codes 209X1 (Placement 
of localization marker(s) (e.g., fiducial marker[s]), intraosseous, 
percutaneous, including imaging guidance, when performed; first target 
site) and 209X2 (Placement of localization marker(s) (e.g., fiducial 
marker[s]), intraosseous, percutaneous, including imaging guidance, 
when performed; each additional target site) . The specialties 
clarified that these codes are not new technology but are new codes to 
more accurately describe existing technology. These codes were surveyed 
for the October 2025 RUC meeting.
    We are proposing the RUC-recommended work RVU of 3.00 for CPT code 
209X1 and the RUC-recommended work RVU of 1.76 for CPT code 209X2.
    We are proposing the RUC-recommended direct PE inputs for both 
codes in the family without refinement.
(6) Osteotomy--Spine (CPT Codes 22210, 22212, 22214, and 22216)
    In CY 2025 rulemaking, CPT codes 22210 (Osteotomy of spine, 
posterior or posterolateral approach, 1 vertebral segment; cervical), 
22212 (Osteotomy of spine, posterior or posterolateral approach, 1 
vertebral segment; thoracic), 22214 (Osteotomy of spine, posterior or 
posterolateral approach, 1 vertebral segment; lumbar), and 22216 
(Osteotomy of spine, posterior or posterolateral approach, 1 vertebral 
segment; each additional vertebral segment (List separately in addition 
to primary procedure)) were nominated as potentially misvalued 
services.
    At the September 2025 CPT Editorial Panel Meeting, CPT revised the 
existing codes and guidelines to clarify that the codes include 
complete resection of the interspinous ligament and the entirety of the 
ligamentum flavum (i.e., laminar and subarticular) to allow deformity 
correction through spinal column realignment. The osteotomy includes 
resection of the inferior portion of the lamina, the inferior facet of 
the cranial vertebra, the superior portion of the lamina, and the 
superior facet of the caudal vertebra. Following the revisions to the 
CPT guidelines and parentheticals for the code family, CPT codes 22210, 
22212, 22214, and 22216 were surveyed for the January 2026 RUC meeting.
    We disagree with the RUC's recommended work RVU for CPT codes 
22210, 22212, and 22214 and we are proposing lower work RVUs in all 
three cases. We reviewed the RUC's recommended work valuations and 
found them to be high, relative to other codes with the same or similar 
times. We note that although the surveyed intraservice work time 
decreased substantially for all three of these codes, the RUC 
recommended either maintaining the current work RVU (for CPT code 
22210) or increasing the work RVU (for CPT codes 22212 and 22214), 
stating that there was compelling evidence for increased work valuation 
based on a change in the patient population and a change in technology. 
However, these services maintained the same code descriptors, with only 
minor changes to their billing guidelines, indicating that despite the 
changes in technology and patient population the underlying procedure 
remains significantly similar. Therefore, we do not agree with the RUC 
that there has been an increase in intensity which would account for 
these recommended work RVUs. While we do not believe that the decrease 
in time as reflected in survey values should always equate to a one-to-
one or linear decrease in newly valued work RVUs, we do believe that 
since the two components of work are time and intensity, absent an 
obvious or explicitly stated rationale why the relative intensity of a 
given procedure has increased, significant decreases in time should be 
reflected in decreases to work RVUs although not necessarily in a 
linear manner.
    In the case of CPT codes 22210, 22212, and 22214, we believe that 
the work RVUs should be reduced to account for the significant 
decreases in surveyed intraservice work time.
    Additionally, the postoperative office visit levels in this code 
family are increasing from three level 2 evaluation and management 
visits to one level 4 and two level 3 office visits. The shifting of 
the post-operative visits in this code family to higher level office 
visit codes that require more time, maintains the total time and thus 
reflects a higher intensity and can contribute to a higher work RVU 
which highlights our overall concerns with visits during the global 
period and how we believe that all of these visits are not typically 
occurring. We refer readers to section II.B. of this proposed rule 
under ``b. Global Surgical Packages'' for that discussion.
    We disagree with the RUC recommended value of 24.75 for CPT code 
22210 and we are instead proposing a work RVU of 23.12 based on a 
crosswalk to CPT code 34701 (Endovascular repair of infrarenal aorta by 
deployment of an aorto-aortic tube endograft including pre-procedure 
sizing and device selection, all nonselective catheterization(s), all 
associated radiological supervision and interpretation, all endograft 
extension(s) placed in the aorta from the level of the renal arteries 
to the aortic bifurcation, and all angioplasty/stenting performed from 
the level of the renal arteries to the aortic bifurcation; for other 
than rupture (e.g., for aneurysm, pseudoaneurysm, dissection, 
penetrating ulcer)). This code has a lower intraservice time and a 
similar total time. We noticed that the surveyed intraservice time for 
CPT code 22210 is decreasing by nearly an hour, from 170 minutes to 120 
minutes, indicating that the procedure typically takes much less time 
to perform than it did at the time of last review. Although the RUC has 
recommended significantly more postoperative time in the inpatient and 
outpatient visits, which has caused the total time of the procedure to 
increase slightly, we note that this postoperative care should take 
place at a significantly lower intensity than the 50 minutes of 
intraservice time being removed from the code. We are concerned that, 
while the intraservice time for CPT code 22210 is decreasing from 170 
to 120 minutes, this intraservice work time is being replaced with 
higher levels of post operative care to result in the total time being 
maintained similar to the current time. We believe that with the 
intraservice time going down, this reflects that the procedure has a 
lesser intensity than before and therefore it does not makes sense that 
the intensity of the post operative visit levels would increase. 
Separately, we continue to have concern with the post-operative visits 
in general and we do not believe the post-operative visits are 
happening and therefore would not justify the higher value.
    We believe that it better serves relativity to propose a work RVU 
of 23.12, which maintains the current intensity of CPT code 22210, as 
opposed to proposing the RUC's recommended

[[Page 43873]]

work RVU of 24.75 which results in an intensity increase for this code. 
We are supporting this proposed work RVU of 23.12 with a pair of other 
90-day global codes with similar work time values: CPT code 34718 
(Endovascular repair of iliac artery, not associated with placement of 
an aorto-iliac artery endograft at the same session, by deployment of 
an iliac branched endograft, including pre-procedure sizing and device 
selection, all ipsilateral selective iliac artery catheterization(s), 
all associated radiological supervision and interpretation, and all 
endograft extension(s) proximally to the aortic bifurcation and 
distally in the internal iliac, external iliac, and common femoral 
artery(ies), and treatment zone angioplasty/stenting, when performed, 
for other than rupture (e.g., for aneurysm, pseudoaneurysm, dissection, 
arteriovenous malformation, penetrating ulcer), unilateral), valued at 
a work RVU of 23.40 with an intraservice time of 120 minutes, and CPT 
code 34707 (Endovascular repair of iliac artery by deployment of an 
ilio-iliac tube endograft including pre-procedure sizing and device 
selection, all nonselective catheterization(s), all associated 
radiological supervision and interpretation, and all endograft 
extension(s) proximally to the aortic bifurcation and distally to the 
iliac bifurcation, and treatment zone angioplasty/stenting, when 
performed, unilateral; for other than rupture (e.g., for aneurysm, 
pseudoaneurysm, dissection, arteriovenous malformation)), valued at a 
work RVU of 21.72 with an intraservice time of 120 minutes.
    We disagree with the RUC recommended value of 23.20 for CPT code 
22212 and we are instead proposing a work RVU of 21.72 based on a 
crosswalk to CPT code 34707. This code has a lower intraservice time 
and a slightly lower total time. We noticed that the surveyed 
intraservice time for CPT code 22212 is also decreasing significantly, 
from 147 minutes to 120 minutes, which is offset by the RUC's 
recommendation of significantly more time in the postoperative visits. 
We do not agree with the RUC that the work RVU should be increasing by 
nearly 3.00 RVUs for a procedure where the intraservice time, which is 
likely to be the most difficult and dangerous part of the procedure, is 
going down by approximately half an hour. We believe that the RUC's 
recommended work RVU of 23.20 results in an intensity increase for this 
code and therefore it better serves relativity to propose a work RVU of 
21.72, which maintains the current intensity of CPT code 22212. This 
proposed work RVU of 21.72 accounts for the decrease in intraservice 
time and change in the level of the postoperative office visits and is 
well bracketed by CPT code 34701, valued at a work RVU of 23.12 work 
with an intraservice time of 120 minutes, and CPT code 38115 (Repair of 
ruptured spleen (splenorrhaphy) with or without partial splenectomy), 
valued at a work RVU of 21.33 with an intraservice time of 120 minutes.
    We disagree with the RUC recommended value of 21.72 for CPT code 
22214 and we are instead proposing a work RVU of 19.53 based on a 
crosswalk to CPT code 44125 (Enterectomy, resection of small intestine; 
with enterostomy). This code has a lower intraservice time and a higher 
total time and its use as a crosswalk code maintains the current 
intensity of CPT code 22214. As was the case with the first two codes, 
we noticed that the surveyed intraservice time for CPT code 22214 is 
decreasing significantly, from 163 minutes to 120 minutes, which is 
offset by the RUC's recommendation of significantly more time in the 
postoperative visits. We do not agree with the RUC that the work RVU 
should be increasing for a procedure where the intraservice time, the 
most difficult and dangerous part of the procedure, is going down by 
more than half an hour. We believe that it better serves relativity to 
propose a work RVU of 19.53, which maintains the current intensity of 
CPT code 22214, as opposed to proposing the RUC's recommended work RVU 
of 21.72 which results in an intensity increase for this code. This 
proposed work RVU of 19.53 accounts for the decrease in intraservice 
time and change in the level of the postoperative office visits and is 
well bracketed by CPT code 38115, valued at a work RVU of 21.33 with an 
intraservice time of 120 minutes, and CPT code 42890 (Limited 
pharyngectomy), valued at a work RVU of 18.65 with an intraservice time 
of 120 minutes.
    We are proposing the RUC recommended work RVU of 3.00 for CPT code 
22216, as this code maintains its current intensity at the RUC's 
recommended valuation and maintains relativity with other similar add-
on codes.
    We are proposing the RUC recommended direct PE inputs for all the 
codes in this family without refinement.
(7) Arthroplasty--Shoulder (CPT Codes 23470 and 23472)
    In April 2025, the RAW identified CPT code 23472 as having a site 
of service anomaly where Medicare data from 2021-2023 indicated it was 
performed less than 50 percent of the time in the inpatient setting yet 
included inpatient hospital E/M services within the global period. The 
RAW concluded that CPT code 23472 represented a site of service anomaly 
and identified CPT code 23470 as part of this family of services. The 
RUC therefore surveyed CPT codes 23470 (Arthroplasty, glenohumeral 
joint; hemiarthroplasty) and 23742 (Arthroplasty, glenohumeral joint; 
total shoulder (glenoid and proximal humeral replacement (e.g., total 
shoulder))) for the September 2025 meeting.
    We disagree with the RUC's recommended work RVU of 15.60 for CPT 
code 23470 and we are instead proposing a work RVU of 13.81 based on a 
crosswalk to CPT code 27416 (Osteochondral autograft(s), knee, open 
(e.g., mosaicplasty) (includes harvesting of autograft[s])). The RUC 
recommended a work RVU of 15.60, which is the current work RVU of the 
RUC's crosswalk code 67107 (Repair of retinal detachment; scleral 
buckling (such as lamellar scleral dissection, imbrication or 
encircling procedure), including, when performed, implant, cryotherapy, 
photocoagulation, and drainage of subretinal fluid) after the 
efficiency adjustment was applied at the start of CY 2026. In reviewing 
CPT code 23470, we note that the recommended intraservice time is 
decreasing from 113 minutes to 90 minutes (20 percent reduction), and 
the recommended total time is decreasing from 390 minutes to 330 
minutes (22 percent reduction); however, the RUC-recommended work RVU 
is only decreasing from 17.44 to 15.60, which is a reduction of just 
over 10 percent. While we do not believe that the decrease in time as 
reflected in survey values should always equate to a one-to-one or 
linear decrease in newly valued work RVUs we do believe that, since the 
two components of work are time and intensity, absent an obvious or 
explicitly stated rationale for why the relative intensity of a given 
procedure has increased, significant decreases in time should be 
reflected in decreases to work RVUs although not necessarily in a 
linear manner.
    More specifically, CPT code 23470 was identified by the RAW as 
having a site of service anomaly in which the service was performed 
less than 50 percent of the time in the inpatient

[[Page 43874]]

setting yet included inpatient hospital Evaluation and Management 
services within the global period. The RUC has recommended the removal 
of five inpatient hospital visits along with recommending a decrease of 
23 minutes to the intraservice work time based on the survey. We do not 
believe that the RUC's recommended work decrease of fewer than two RVUs 
appropriately captures this decrease in procedure time and physician 
work for CPT code 23470. We also noticed that the RUC's recommended 
work RVU of 15.60 results in an intensity increase for CPT code 23470. 
We disagree that an increase in intensity for this code is warranted, 
particularly given that the typical case for the procedure is moving 
from the inpatient to outpatient setting. The code descriptor for CPT 
code 23470 also remains unchanged which suggests that there has been no 
significant change in the procedure's performance or intensity. 
Furthermore, we also found that the recommended work RVU of 15.60 was 
higher than nearly all of the other 90 day global codes with similar 
time values, and we do not believe that this type of shoulder 
arthroplasty procedure, which is typically done on a routine and 
elective basis, would warrant an intensity and work valuation at the 
very top of the scale relative to other 90 day globals with similar 
time values. Because the PFS uses a relative value system, we believe 
it is important to highlight that these codes fail to maintain 
relativity with related surgical services. We are therefore proposing a 
work RVU of 13.81 based on a crosswalk to CPT code 27416 which 
preserves the current intensity of CPT code 23470 and better maintains 
relativity with the rest of the PFS.
    We disagree with the RUC's recommended work RVU of 19.35 for CPT 
code 23472 and we are instead proposing a work RVU of 17.49 based on a 
crosswalk to CPT code 67414 (Orbitotomy without bone flap (frontal or 
transconjunctival approach); with removal of bone for decompression). 
The RUC recommended a work RVU of 19.35, which is the current work RVU 
of the RUC's crosswalk code 61798 (Stereotactic radiosurgery (particle 
beam, gamma ray, or linear accelerator); 1 complex cranial lesion) 
after the efficiency adjustment was applied at the start of CY 2026. In 
reviewing CPT code 23472, we note that the recommended intraservice 
time is decreasing from 140 minutes to 120 minutes (15 percent 
reduction), and the recommended total time is decreasing from 448 
minutes to 348 minutes (24 percent reduction); however, the RUC-
recommended work RVU is only decreasing from 21.58 to 19.35, which is a 
reduction of just over 10 percent. While we do not believe that the 
decrease in time as reflected in survey values should always equate to 
a one-to-one or linear decrease in newly valued work RVUs we do believe 
that, since the two components of work are time and intensity, absent 
an obvious or explicitly stated rationale for why the relative 
intensity of a given procedure has increased, significant decreases in 
time should be reflected in decreases to work RVUs although not 
necessarily in a linear manner.
    More specifically, CPT code 23472 was identified by the RAW as 
having a site of service anomaly in which the service was performed 
less than 50 percent of the time in the inpatient setting yet included 
inpatient hospital Evaluation and Management services within the global 
period. The RUC has recommended the removal of 3 inpatient hospital 
visits, one outpatient E/M visit, a decrease from a full to a half 
discharge visit, along with recommending a decrease of 20 minutes to 
the intraservice work time based on the survey. We do not believe that 
the RUC's recommended work decrease of just over two RVUs appropriately 
captures this decrease in procedure time and practitioner work for CPT 
code 23472. We also noticed that the RUC's recommended work RVU of 
19.35 results in an intensity increase for CPT code 23472. We disagree 
that an increase in intensity for this code is warranted, particularly 
given that the typical case for the procedure is moving from the 
inpatient to outpatient setting. The code descriptor for CPT code 23472 
also remains unchanged which suggests that there has been no 
significant change in the procedure's performance or intensity. 
Furthermore, we also found that the recommended work RVU of 19.35 was 
higher than nearly all of the other 90 day global codes with similar 
time values, and we do not believe that this type of total shoulder 
arthroplasty procedure, which is typically done on a routine and 
elective basis, would warrant an intensity and work valuation at the 
very top of the scale relative to other 90 day globals with similar 
time values. We are therefore proposing a work RVU of 17.49 based on a 
crosswalk to CPT code 67414 which preserves the current intensity of 
CPT code 23472 and better maintains relativity with the rest of the 
PFS.
    We are proposing the RUC-recommended direct PE inputs for CPT codes 
23470 and 23472 without refinement.
(8) Arthroplasty--Hip (CPT Code 27130)
    In April 2025, the RAW identified CPT code 27130 as having a site 
of service anomaly where Medicare data from 2021-2023 indicated it was 
performed less than 50 percent of the time in the inpatient setting yet 
included inpatient hospital Evaluation and Management services within 
the global period. The RAW concluded that the code represented a site 
of service anomaly, and the RUC therefore surveyed CPT code 27130 
(Arthroplasty, acetabular and proximal femoral prosthetic replacement 
(total hip arthroplasty), with or without autograft or allograft) for 
the September 2025 meeting.
    We disagree with the RUC's recommended work RVU of 16.70 for CPT 
code 27130 and we are instead proposing a work RVU of 15.37 based on a 
crosswalk to CPT code 43774 (Laparoscopy, surgical, gastric restrictive 
procedure; removal of adjustable gastric restrictive device and 
subcutaneous port components). The RUC recommended a work RVU of 16.70, 
which is the current work RVU of the RUC's crosswalk code 67108 (Repair 
of retinal detachment; with vitrectomy, any method, including, when 
performed, air or gas tamponade, focal endolaser photocoagulation, 
cryotherapy, drainage of subretinal fluid, scleral buckling, and/or 
removal of lens by same technique) after the efficiency adjustment was 
applied at the start of CY 2026. In reviewing CPT code 27130, we noted 
that the recommended total time is decreasing from 377 minutes to 305 
minutes (19 percent reduction); however, the RUC-recommended work RVU 
is only decreasing from 19.11 to 16.70, which is a reduction of 13 
percent. While we do not believe that the decrease in time as reflected 
in survey values should always equate to a one-to-one or linear 
decrease in newly valued work RVUs we do believe that, since the two 
components of work are time and intensity, absent an obvious or 
explicitly stated rationale for why the relative intensity of a given 
procedure has increased, significant decreases in time should be 
reflected in decreases to work RVUs although not necessarily in a 
linear manner.
    More specifically, CPT code 27130 was identified by the RAW as 
having a site of service anomaly in which the service was performed 
less than 50 percent of the time in the inpatient setting yet included 
inpatient hospital Evaluation and Management services within the global 
period. The RUC has recommended the removal of 2 inpatient hospital 
visits, a decrease from

[[Page 43875]]

a full to a half discharge visit, along with recommending a decrease of 
10 minutes to the intraservice work time based on the survey. We do not 
believe that the RUC's recommended work decrease of just over two RVUs 
appropriately captures this decrease in procedure time and practitioner 
work for CPT code 27130. We also noticed that the RUC's recommended 
work RVU of 16.70 results in an intensity increase for CPT code 27130. 
We disagree that an increase in intensity for this code is warranted, 
particularly given that the typical case for the procedure is moving 
from the inpatient to outpatient setting. The code descriptor for CPT 
code 27130 also remains unchanged which suggests that there has been no 
significant change in the procedure's performance or intensity. 
Furthermore, we also found that the recommended work RVU of 16.70 was 
higher than nearly all of the other 90 day global codes with similar 
time values, and we do not believe that this type of total hip 
arthroplasty procedure, which is typically done on a routine and 
elective basis, would warrant an intensity and work valuation at the 
very top of the scale relative to other 90 day globals with similar 
time values. We are therefore proposing a work RVU of 15.37 based on a 
crosswalk to CPT code 43774 which preserves the current intensity of 
CPT code 27130 and better maintains relativity with the rest of the 
PFS.
    We are proposing the RUC-recommended direct PE inputs for CPT code 
27130 without refinement.
(9) Sacroiliac Joint Arthrodesis (CPT Codes 27278 and 27279)
    At the May 2025 CPT Editorial Panel meeting. CPT code 27278 
(Arthrodesis, sacroiliac joint, percutaneous or minimally invasive, 
including imaging guidance, unilateral; placement of intra-articular 
structural bone graft, metal and/or synthetic device(s) without 
cortical piercing, including use of osteopromotive material and/or 
obtaining bone graft, when performed) was revised to include imaging 
guidance, placement of intra-articular structural bone graft, metal, 
and/or synthetic device(s) without cortical piercing and CPT code 27279 
(Arthrodesis, sacroiliac joint, percutaneous or minimally invasive, 
including imaging guidance, unilateral; placement of transarticular 
and/or intra-articular device(s) that engage bone with intrinsic 
fixation (e.g., screw[s], flange[s], blade[s]) piercing the lateral 
cortex of the sacrum and the medial cortex of the ilium (with or 
without piercing the lateral cortex of the ilium), including use of 
osteopromotive material and/or obtaining bone graft, when performed) 
was revised to include placement of transarticular and/or intra-
articular device(s) that engage bone with intrinsic fixation (e.g., 
screw(s), flange(s), blade(s)) piercing the lateral cortex of the 
sacrum and the medial cortex of the ilium. CPT codes 27278 and 27279 
were surveyed for the September 2025 RUC meeting.
    We are proposing the RUC-recommended work RVUs of 7.66 for CPT code 
27278 (which is the current work RVU of the code after the efficiency 
adjustment was applied at the start of CY 2026) and 11.00 for CPT code 
27279. We are also proposing the RUC-recommended direct PE inputs for 
CPT codes 27278 and 27279 without refinement.
(10) Arthroplasty--Knee (CPT Code 27447)
    In April 2025, the RAW identified CPT code 27447 as having a site 
of service anomaly where Medicare data from 2021-2023 indicated it was 
performed less than 50 percent of the time in the inpatient setting yet 
included inpatient hospital Evaluation and Management services within 
the global period. The RAW concluded that the code represented a site 
of service anomaly, and the RUC therefore surveyed CPT code 27447 
(Arthroplasty, knee, condyle and plateau; medial AND lateral 
compartments with or without patella resurfacing (total knee 
arthroplasty)) for the September 2025 meeting.
    We disagree with the RUC's recommended work RVU of 16.70 for CPT 
code 27447 and we are instead proposing a work RVU of 15.94 based on a 
crosswalk to CPT code 65730 (Keratoplasty (corneal transplant); 
penetrating (except in aphakia or pseudophakia)). The RUC recommended a 
work RVU of 16.70, which is the current work RVU of the RUC's crosswalk 
code 67108 (Repair of retinal detachment; with vitrectomy, any method, 
including, when performed, air or gas tamponade, focal endolaser 
photocoagulation, cryotherapy, drainage of subretinal fluid, scleral 
buckling, and/or removal of lens by same technique) after the 
efficiency adjustment was applied at the start of CY 2026. In reviewing 
CPT code 27447, we noted that the recommended total time is decreasing 
from 374 minutes to 305 minutes (19 percent reduction); however, the 
RUC-recommended work RVU is only decreasing from 19.11 to 16.70, which 
is a reduction of 13 percent. While we do not believe that the decrease 
in time as reflected in survey values should always equate to a one-to-
one or linear decrease in newly valued work RVUs we do believe that, 
since the two components of work are time and intensity, absent an 
obvious or explicitly stated rationale for why the relative intensity 
of a given procedure has increased, significant decreases in time 
should be reflected in decreases to work RVUs although not necessarily 
in a linear manner.
    More specifically, CPT code 27447 was identified by the RAW as 
having a site of service anomaly in which the service was performed 
less than 50 percent of the time in the inpatient setting yet included 
inpatient hospital Evaluation and Management services within the global 
period. The RUC has recommended the removal of two inpatient hospital 
visits, a decrease from a full to a half discharge visit, along with 
recommending a decrease of 7 minutes to the intraservice work time 
based on the survey. We do not believe that the RUC's recommended work 
decrease of just over two RVUs appropriately captures this decrease in 
procedure time and practitioner work for CPT code 27447. We also 
noticed that the RUC's recommended work RVU of 16.70 results in an 
intensity increase for CPT code 27447. We disagree that an increase in 
intensity for this code is warranted, particularly given that the 
typical case for the procedure is moving from the inpatient to 
outpatient setting. The code descriptor for CPT code 27447 also remains 
unchanged which suggests that there has been no significant change in 
the procedure's performance or intensity. Furthermore, we also found 
that the recommended work RVU of 16.70 was higher than nearly all of 
the other 90 day global codes with similar time values, and we do not 
believe that this type of total knee arthroplasty procedure, which is 
typically done on a routine and elective basis, would warrant an 
intensity and work valuation at the very top of the scale relative to 
other 90 day globals with similar time values. We are therefore 
proposing a work RVU of 15.94 based on a crosswalk to CPT code 65730 
which preserves the current intensity of CPT code 27447 and better 
maintains relativity with the rest of the PFS.
    We are proposing the RUC-recommended direct PE inputs for CPT code 
27447 without refinement.
(11) Implantation of Extra-Articular Shock Absorber--Medial Knee (CPT 
Code 27X05)
    At the September 2025 CPT Editorial Panel Meeting, CPT created a 
new Category I code to describe the implantation of a medial knee 
extra-articular shock absorber. CPT code

[[Page 43876]]

27X05 (Implantation of medial knee extra-articular shock absorber, 
including fluoroscopic guidance) was surveyed at the January 2026 RUC 
meeting.
    We are proposing the RUC-recommended work RVU of 13.16 for CPT code 
27X05. We are proposing the RUC-recommended direct PE inputs for CPT 
code 27X05 without refinement.
(12) Osteochondral Acellular Scaffold Implantation, Knee (CPT Code 
27XX8)
    At the September 2025 CPT Editorial Panel Meeting, CPT created a 
new Category I CPT code 27XX8 (Acellular scaffold(s) (e.g., aragonite) 
implant(s), for osteochondral lesion(s), knee, open), which describes 
open cartilage knee repair procedures with an acellular scaffold 
implant. Based on the inorganic nature of these implants, the CPT 
Editorial Panel included the term ``acellular scaffold'' in the code 
descriptor for 27XX8, as it is a more comprehensive term and further 
defines the types of regenerative implants being used that are neither 
autologous nor allogenic. The CPT Editorial Panel did not request 
deletion for existing Category III code 0737T, which is currently being 
reported for this procedure, since it may appropriately describe 
procedures with this type of implant joints other than the knee. CPT 
code 27XX8 was surveyed for the January 2026 RUC meeting.
    We are proposing the RUC-recommended work RVU of 9.53 for CPT code 
27XX8.We are proposing the RUC-recommended direct PE inputs for CPT 
code 27XX8 without refinement.
(13) Cardiac Contractility Modulation (CPT Codes 33X01, 33X02, 33X03, 
33X04, 33X05, 33X06, 33X07, 33X08, 33X09, 33X10, 33X11, 93X01, 93X02, 
93X03, and 93X04)
    In May 2025, the CPT Editorial Panel approved a new family of 11 
Category I CPT codes for insertion, removal, and replacement of cardiac 
contractility modulation (CCM) systems, generators, and leads in 
several combinations. A separate set of four codes was created to 
describe the corresponding CCM programming, interrogation, and remote 
interrogation services. All 11 of the insertion, removal, and 
replacement/repositioning/revision CCM codes, as well as three 
programming, interrogation, and remote interrogation CCM services that 
involve physician work, were surveyed for the September 2025 RUC 
meeting.
    The specialty societies detailed the four code subsets within the 
CCM code family. These include CCM insertion services: CPT codes 33X01 
(Insertion of permanent cardiac contractility modulation system, 
including fluoroscopic guidance and programming of sensing and 
therapeutic parameters, with evaluation when performed; pulse generator 
and transvenous electrodes), 33X02 (Insertion of permanent cardiac 
contractility modulation system, including fluoroscopic guidance and 
programming of sensing and therapeutic parameters, with evaluation when 
performed; pulse generator only), 33X03 (Insertion of permanent cardiac 
contractility modulation system, including fluoroscopic guidance and 
programming of sensing and therapeutic parameters, with evaluation when 
performed; transvenous electrode, single), and 33X04 (Insertion of 
permanent cardiac contractility modulation system, including 
fluoroscopic guidance and programming of sensing and therapeutic 
parameters, with evaluation when performed; transvenous electrode, 
dual); CCM removal services: CPT code 33X05 (Removal of a permanent 
cardiac contractility modulation system; pulse generator and 
transvenous electrodes), 33X06 (Removal of a permanent cardiac 
contractility modulation system; pulse generator only), 33X07 (Removal 
of a permanent cardiac contractility modulation system; transvenous 
electrode, single), and 33X08 (Removal of a permanent cardiac 
contractility modulation system; transvenous electrode, dual); CCM 
replacement, repositioning, and revision services: CPT code 33X09 
(Removal and replacement of permanent cardiac contractility modulation 
system, pulse generator only), 33X10 (Repositioning of previously 
implanted cardiac contractility modulation transvenous electrode(s), 
including fluoroscopic guidance and programming of sensing and 
therapeutic parameters), and 33X11 (Relocation or revision of skin 
pocket for implanted cardiac contractility modulation pulse generator); 
and CCM programming, interrogation, and remote interrogation services: 
CPT code 93X01 (Programming of the cardiac contractility modulation 
system (in person) with iterative adjustment of the implantable device 
to test the function of the device and select optimal permanent 
programmed values with analysis, including review and report by a 
physician or other qualified health care professional), 93X02 
(Interrogation device evaluation (in person) with analysis, review and 
report by a physician or other qualified healthcare professional, 
includes connection, recording and disconnection per patient encounter, 
implantable cardiac contractility modulation system), 93X03 
(Interrogation device evaluation (remote), up to 90 days, cardiac 
contractility modulation system with interim analysis, review and 
report(s) by a physician or other qualified health care professional), 
and 93X04 (Interrogation device evaluation (remote), up to 90 days, 
cardiac contractility modulation system, remote data acquisition(s), 
receipt of transmissions, technician review, technical support, and 
distribution of results).
    We are proposing the RUC-recommended work RVU for all of the codes 
in this family. We are proposing a work RVU of 8.83 for CPT code 33X01, 
work RVU of 5.66 for CPT 33X02, work RVU of 6.00 for CPT 33X03, work 
RVU of 6.23 for CPT 33X04, work RVU of 9.90 for CPT 33X05, work RVU of 
4.79 for CPT 33X06, work RVU of 7.30 for CPT 33X07, work RVU of 8.39 
for CPT 33X08, work RVU of 6.00 for CPT 33X09, work RVU of 5.00 for CPT 
33X10, work RVU of 5.12 for CPT 33X11, work RVU of 0.90 for CPT 93X01, 
work RVU of 0.80 for CPT 93X02, and work RVU of 0.59 for CPT 93X03. We 
note that several of these work RVUs were affected by the efficiency 
adjustment which was applied at the start of CY 2026, as the RUC 
recommendations were based on pre-adjustment work valuations. The RUC 
did not recommend, and we are not proposing, a work RVU for CPT code 
93X04.
    We are proposing the RUC-recommended direct PE inputs for CPT codes 
33X01-33X11 as well as for CPT codes 93X01-93X04 without refinement.
(14) Insertion and Removal of Surgical Ventricular Assist Device (CPT 
Codes 33X12, 33X13, and 33X15)
    At the September 2025 CPT Editorial Panel meeting, the CPT 
Editorial Panel created three new category I CPT codes to describe the 
insertion and removal of a left heart ventricular assist device (VAD), 
specifically using an open arterial with conduit surgical approach. 
These new category I CPT codes include the insertion CPT codes 33X15 
(Insertion of left heart ventricular assist device, including 
radiological supervision and interpretation, open; axillary, subclavian 
or innominate artery exposure with creation of conduit by 
infraclavicular or supraclavicular incision, unilateral) and 33X12 
(Insertion of left heart ventricular assist device, including 
radiological supervision and interpretation, open; aorta exposure with 
creation of conduit

[[Page 43877]]

by transthoracic (e.g., median sternotomy, thoracotomy) incision) as 
well as the removal CPT code 33X13 (Removal of left heart ventricular 
assist device with resection and stapling of graft conduit and skin 
closure (e.g., infraclavicular, supraclavicular).
    We are proposing the RUC-recommended work RVU of 13.65 for CPT code 
33X15, work RVU of 17.52 for CPT 33X12, and work RVU of 6.58 for CPT 
33X13.
    We are proposing the RUC-recommended direct PE inputs for CPT codes 
33X15, 33X12, and 33X13 without refinement.
(15) Transcatheter Tricuspid Valve Implant, Edge-to-Edge Repair (CPT 
Codes 33X50, 33X51, and 33X52)
    In September 2025, the CPT Editorial Panel approved the addition of 
CPT codes 33X50 (Transcatheter tricuspid valve implantation (TTVI)/
replacement with prosthetic valve, percutaneous approach, including 
right heart catheterization, temporary pacemaker insertion, and 
selective right ventricular or right atrial angiography, when 
performed), CPT code 33X51 (Transcatheter tricuspid valve edge-to-edge 
repair (T-TEER), percutaneous approach; initial clip), and CPT code 
33X52 (Transcatheter tricuspid valve edge-to-edge repair (T-TEER), 
percutaneous approach; each additional clip during same session). These 
codes were surveyed for the January 2026 RUC meeting.
    The RUC recommended the inclusion of an inpatient hospital visit 
(CPT code 99233) within the global period of CPT codes 33X50 and 33X51, 
despite the fact that both codes were recommended with 0 day global 
periods. We disagree that this inpatient hospital visit should be 
included within the valuation of these services, as 0 day global 
periods are specifically defined to include only postoperative care 
that takes place on the day of the procedure itself without 
incorporating any postoperative days. We are therefore proposing to 
remove the inpatient hospital visit (CPT code 99233) from both CPT 
codes 33X50 and 33X51, including the removal of 55 minutes of 
associated work time from each procedure.
    We disagree with the RUC-recommended work RVU of 24.38 for CPT code 
33X50 and we are instead proposing a work RVU of 17.52 based on a 
crosswalk to CPT code 95391 (Percutaneous transcatheter closure of 
paravalvular leak; initial occlusion device, aortic valve). Our review 
of CPT code 33X50 found that the RUC's recommended work RVU of 24.38 
placed it far higher than any other 0-day global code with similar time 
values on the PFS, especially after accounting for the removal of the 
work time associated with the inpatient hospital visit described 
earlier in this section. Most codes with 120 minutes of intraservice 
time and approximately 220 minutes of total time were valued around a 
work RVU of 13.00-15.00 and there were zero codes valued higher than a 
work RVU of 17.52. While we concur that CPT code 33X50 is a difficult 
and intensive procedure to perform, we do not believe it is accurately 
valued at 7 RVUs higher than any other code with comparable time 
values. We are instead proposing a work RVU of 17.52 based on a 
crosswalk to CPT code 95391, the highest 0-day global valuation with 
comparable work times, as this will avoid distorting relativity with 
other services on the PFS. We also note that CPT code 33X50 has 
comparable intensity at our proposed work RVU to the top reference code 
from the survey, CPT code 33477, which we believe better serves 
relativity than the RUC's recommended work RVU. The RUC's recommended 
work RVU of 24.38 would result in an intensity for CPT code 33X50 
nearly 50 percent higher than the already complex and difficult 
transcatheter pulmonary valve implantation procedure described in the 
reference code, which we do not believe would be typical.
    For CPT code 33X51, we disagree with the RUC's recommended work RVU 
of 23.92 and we are instead proposing a work RVU of 17.06. Although we 
disagree with the RUC-recommended work RVU for CPT 33X51, we concurred 
that the relative difference in work between CPT codes 33X50 and 33X51 
is equivalent to the recommended interval of 0.46 RVUs. Therefore, we 
are proposing a work RVU of 17.06 for CPT code 33X51, based on the 
recommended interval of 0.46 below our proposed work RVU of 17.52 for 
CPT code 33X50.
    For CPT code 33X52, we disagree with the RUC-recommended work RVU 
of 8.00 and we are instead proposing a work RVU of 6.34 based on a 
crosswalk to CPT 22552 (Arthrodesis, anterior interbody, including disc 
space preparation, discectomy, osteophytectomy and decompression of 
spinal cord and/or nerve roots; cervical below C2, each additional 
interspace (List separately in addition to code for primary procedure). 
Our review of CPT code 33X52 found that the RUC's recommended work RVU 
of 8.00 placed it far higher than almost any other add-on code with 
similar time values on the PFS, with the sole exception of CPT code 
61642 (Balloon dilatation of intracranial vasospasm, percutaneous; each 
additional vessel in different vascular territory which is an outlier 
valuation at a work RVU of 8.66. Most add-on codes with approximately 
50 minutes of total time were valued around a work RVU of 3.00-5.00 and 
there was only a single code valued higher than a work RVU of 6.34. 
While we concur that CPT code 33X52 is a difficult and intensive 
procedure to perform, we do not believe it is accurately valued at 
nearly two RVUs higher than other codes with comparable time values. We 
are instead proposing a work RVU of 6.34 based on a crosswalk to CPT 
code 22522, the highest non-outlier add-on code valuation with 
comparable work times, as this will avoid distorting relativity with 
other services on the PFS. We note that this valuation will also 
maintain relative intensity between CPT code 33X52 and the first two 
codes in the family at our proposed work RVUs.
    The RUC did not recommend and we are not proposing any direct PE 
inputs for the three codes in this family.
(16) Percutaneous Transcatheter Closure (CPT Code 33340)
    In April 2025, the RAW identified CPT code 33340 (Percutaneous 
transcatheter closure of the left atrial appendage with endocardial 
implant, including fluoroscopy, transseptal puncture, catheter 
placement(s), left atrial angiography, left atrial appendage 
angiography, when performed, and radiological supervision and 
interpretation) as a code that has Medicare utilization of 10,000 or 
more that has increased by at least 100 percent from 2018 through 2023. 
The specialty societies indicated and the RUC agreed that CPT code 
33340 be surveyed for the January 2026 RUC meeting.
    We disagree with the RUC's recommendation of the current work RVU 
of 9.99 for CPT code 33340 and we are instead proposing a work RVU of 
9.00 based on crosswalk to CPT code 37271 (Revascularization, 
endovascular, open or percutaneous, femoral and popliteal vascular 
territory, with transluminal atherectomy, including transluminal 
angioplasty when performed, including all maneuvers necessary for 
accessing and selectively catheterizing the artery and crossing the 
lesion, including all imaging guidance and radiological supervision and 
interpretation necessary to perform the atherectomy and angioplasty 
when performed, within the same artery, unilateral; straightforward 
lesion, initial vessel). The RUC survey indicated that the typical time 
needed to perform CPT code 33340 has decreased, with the

[[Page 43878]]

intraservice time decreasing from 70 minutes to 62 minutes and the 
total time decreasing from 165 minutes to 154 minutes. While we do not 
believe that the decrease in time as reflected in survey values should 
always equate to a one-to-one or linear decrease in newly valued work 
RVUs we do believe that, since the two components of work are time and 
intensity, absent an obvious or explicitly stated rationale for why the 
relative intensity of a given procedure has increased, significant 
decreases in time should be reflected in decreases to work RVUs 
although not necessarily in a linear manner. The RUC's recommendation 
to maintain the current work RVU of 9.99 for CPT code 33340 can only be 
justified if the intensity to perform the service has increased over 
time. However, there has been no change to the code descriptor for CPT 
code 33340 and no apparent change in clinical practice which would 
warrant the roughly 15 percent increase in intensity as recommended by 
the RUC. Since we do not believe that there is evidence indicating that 
CPT code 33340 has typically become more intense to perform, we are 
therefore proposing a work RVU of 9.00 which maintains the current 
intensity of the service. This valuation is based on a crosswalk to CPT 
code 37271, a recently reviewed service from CY 2026 that has a higher 
intraservice time and nearly identical total time.
    We are proposing the direct PE inputs for CPT code 33340 as 
recommended by the RUC without refinement.
(17) Treatment of Incompetent Veins (CPT Codes 36470, 36471, 36465, 
36466, 36473, and 36474)
    In April 2025, the RAW identified CPT code 36465 (Injection of non-
compounded foam sclerosant with ultrasound compression maneuvers to 
guide dispersion of the injectate, inclusive of all imaging guidance 
and monitoring; single incompetent extremity truncal vein (e.g., great 
saphenous vein, accessory saphenous vein), as a code that has Medicare 
utilization of 10,000 or more that has increased by at least 100 
percent from 2018 through 2023. The RAW reviewed the action plan and 
the RUC recommended CPT code 36465 along with the family of services be 
surveyed for the January 2026 RUC meeting.
    The RUC reviewed this family of services at the January 2026 
meeting including all sclerosant treatment of incompetent veins. These 
services are: CPT code 36465; CPT code 36466 (Injection of non-
compounded foam sclerosant with ultrasound compression maneuvers to 
guide dispersion of the injectate, inclusive of all imaging guidance 
and monitoring; multiple incompetent truncal veins (e.g., great 
saphenous vein, accessory saphenous vein), same leg); CPT code 36470 
(Injection of sclerosant; single incompetent vein (other than 
telangiectasia)); CPT code 36471 (Injection of sclerosant; multiple 
incompetent veins (other than telangiectasia), same leg); CPT code 
36473 (Endovenous ablation therapy of incompetent vein, extremity, 
inclusive of all imaging guidance and monitoring, percutaneous, 
mechanochemical; first vein treated); and CPT code 36474 (Endovenous 
ablation therapy of incompetent vein, extremity, inclusive of all 
imaging guidance and monitoring, percutaneous, mechanochemical; 
subsequent vein(s) treated in a single extremity, each through separate 
access sites (List separately in addition to code for primary 
procedure)).
    For CY 2027, we are proposing the RUC-recommended work RVUs for 
five of the six codes in this family. We are proposing the RUC-
recommended work RVU of 2.29 for CPT code 36465, 0.73 for CPT code 
36470, 1.18 for CPT code 36471, 3.41 for CPT code 36473, and 1.71 for 
CPT code 36474.
    We disagree with the RUC recommended work RVU of 2.93 for CPT code 
36466. Instead, we are proposing a work RVU of 2.62 based on a 
crosswalk to CPT code 57156 (Insertion of a vaginal radiation 
afterloading apparatus for clinical brachytherapy). In reviewing CPT 
code 36466, we noted that the recommended intraservice time is 
decreasing from 35 minutes to 30 minutes (14 percent reduction), and 
the recommended total time is decreasing from 76 minutes to 68 minutes 
(11 percent reduction); however, the RUC recommended maintaining the 
current work RVU of 2.93. While we do not believe that the decrease in 
time as reflected in survey values should always equate to a one-to-one 
or linear decrease in newly valued work RVUs we do believe that, since 
the two components of work are time and intensity, absent an obvious or 
explicitly stated rationale for why the relative intensity of a given 
procedure has increased, significant decreases in time should be 
reflected in decreases to work RVUs although not necessarily in a 
linear manner. The RUC's recommendation to maintain the current work 
RVU of 2.93 for CPT code 36466 can only be justified if the intensity 
to perform the service has increased over time. However, there has been 
no change to the code descriptor for CPT code 36466 and no apparent 
change in clinical practice which would warrant the roughly 17 percent 
increase in intensity as recommended by the RUC. Since we do not 
believe that there is evidence indicating that CPT code 36466 has 
typically become more intense to perform, we are therefore proposing a 
work RVU of 2.62 which maintains the current intensity of the service. 
This valuation is based on a crosswalk to CPT code 57156, which has the 
same intraservice work time of 30 minutes and higher total time.
    We are proposing the RUC-recommended direct PE inputs for all CPT 
codes in this family without refinement.
(18) Microvascular Bypass, Lymphatic Vessels (CPT Codes 38X03 and 
38X04)
    In September 2025, the CPT Editorial Panel approved two new 
Category I codes to describe microvascular bypass of lymphatic vessels, 
a microsurgical procedure. This newly created Category I CPT code 
family describes two services: a base code for the initial anastomosis, 
CPT code 38X03 (Microvascular anastomosis between a single vein opening 
and any number of lymphatic vessels, per limb; initial anastomosis), 
and the add-on code for each additional anastomosis, CPT code 38X04 
(Microvascular anastomosis between a single vein opening and any number 
of lymphatic vessels, per limb; initial anastomosis; each additional 
anastomosis (List separately in addition to code for primary 
procedure)). CPT codes 38X03 and 38X04 were surveyed for the January 
2026 RUC meeting.
    We reviewed the RUC's recommended work valuations and found the 
RUC's recommended work RVU of 16.00 for CPT code 38X03 to be high, 
based on a search of similarly timed codes in the RUC database. For CY 
2027 we are proposing a work RVU of 14.00, based on the RUC survey 25th 
percentile, for CPT code 38X03. We are proposing the RUC recommended 
work RVU of 6.00 for CPT code 38X04. We are proposing the RUC-
recommended direct PE inputs for both CPT codes without refinement.
(19) Diaphragmatic Hernia Repair (CPT Codes 39540, 39541, 39XX3, 39XX4, 
39XX5, 39XX7, 39XX8, 39XX9, 39X11, 39X12, and 39X13)
    At the September 2025 CPT Editorial Panel, the committee revised 
two existing CPT codes, CPT code 39540 (Repair, diaphragmatic hernia 
(other than neonatal), via laparotomy; traumatic, acute) and CPT code 
39541 (Repair, diaphragmatic hernia (other than neonatal), via 
laparotomy; traumatic, chronic), describing diaphragmatic hernia 
repair. They also created nine new Category I codes, CPT

[[Page 43879]]

codes 39XX3 (Repair, diaphragmatic hernia (other than neonatal), via 
laparotomy; nontraumatic (ie, Bochdalek, Morgagni)), 39XX4 (Repair, 
diaphragmatic hernia (other than neonatal), via thoracotomy; traumatic, 
chronic), 39XX5 (Repair, diaphragmatic hernia (other than neonatal), 
via thoracotomy; nontraumatic (ie, Bochdalek, Morgagni)), 39XX7 
(Laparoscopy, surgical, with repair of diaphragmatic hernia (other than 
neonatal); traumatic, acute), 39XX8 (Laparoscopy, surgical, with repair 
of diaphragmatic hernia (other than neonatal); traumatic, chronic), 
39XX9 (Laparoscopy, surgical, with repair of diaphragmatic hernia 
(other than neonatal); nontraumatic (ie, Bochdalek, Morgagni)), 
39X11(Thoracoscopy surgical, with repair of diaphragmatic hernia (other 
than neonatal); traumatic, chronic), 39X12 (Thoracoscopy surgical, with 
repair of diaphragmatic hernia (other than neonatal); nontraumatic (ie, 
Bochdalek, Morgagni)), and 39X13 (Implantation of mesh or other 
prosthesis with open, laparoscopic, or thoracoscopic diaphragmatic 
hernia repair (List separately in addition to code for primary 
procedure)) that expanded the range of surgical interventions included 
in this code family. The RUC reviewed these services at the January 
2026 meeting.
    For CY 2027, we are proposing the RUC recommended work RVUs of 
24.00 for CPT code 39540, 26.00 for CPT code 39541, 25.75 for CPT code 
39XX3, 26.41 for CPT code 39XX4, 25.94 for CPT code 39XX5, 22.04 for 
CPT code 39XX7, 26.60 for CPT code 39XX8, 27.00 for CPT code 39XX9, 
25.44 for CPT code 39X11, 25.94 for CPT code 39X12, and 3.00 for CPT 
code 39X13.
    We are proposing the RUC-recommended direct PE inputs for all CPT 
codes in this family without refinement.
(20) Diaphragm Repair (CPT Codes 39545 and 395X2)
    In May 2025, the CPT Editorial Panel revised CPT code 39545 
(Plication of diaphragm for eventration or paralysis, via thoracotomy) 
to specify plication of the diaphragm for eventration or paralysis, via 
thoracotomy, and created CPT code 395X2 (Thoracoscopy, surgical, with 
plication of diaphragm for eventration or paralysis) to report 
thoracoscopic plication of the diaphragm for eventration or paralysis.
    For CY 2027, we are proposing the RUC recommended work RVUs of 
18.45 for CPT code 39545 and 20.00 for CPT code 395X2. We are proposing 
the RUC-recommended direct PE inputs for both CPT codes without 
refinement.
(21) Division of Median Arcuate Ligament (CPT Codes 39XX1 and 39XX2)
    In February 2025, the CPT Editorial Panel created two new codes to 
report open and laparoscopic median arcuate ligament syndrome (MALS) 
treatment: CPT code 39XX1 (Division of median arcuate ligament and 
release of celiac trunk, with ganglionectomy, when performed) and CPT 
code 39XX2 (Laparoscopy, surgical, with division of median arcuate 
ligament and release of celiac trunk, with ganglionectomy, when 
performed). The two new codes were surveyed for the April 2025 RUC 
meeting.
    We are proposing the RUC-recommended efficiency adjusted work RVUs 
of 26.41 for CPT code 39XX1 and 25.94 for CPT code 39XX2. We are 
proposing the RUC-recommended direct PE inputs for CPT codes 39XX1 and 
39XX2 without refinement.
(22) Endoscopic Submucosal Dissection (CPT Codes 4XX01 and 4XX02)
    At the May 2025 CPT Editorial Panel Meeting, two new CPT codes were 
created for reporting endoscopic submucosal dissection (ESD) of both 
the upper and lower GI tract, including mucosal closure: CPT codes 
4XX01 (Endoscopic submucosal dissection (ESD) of upper gastrointestinal 
tract, including mucosal closure, when performed) and 4XX02 (Endoscopic 
submucosal dissection (ESD) of lower gastrointestinal tract, including 
mucosal closure, when performed). These new CPT codes were surveyed at 
the September 2025 AMA RUC meeting.
    For CY 2027, we are proposing the RUC-recommended work RVUs of 
15.00 for CPT code 4XX01 and 16.38 for CPT code 4XX02. We are proposing 
the RUC-recommended direct PE inputs for CPT codes 4XX01 and 4XX02 
without refinement.
(23) Transoral Oropharyngeal Procedures (CPT Codes 42808, 42XX1, and 
42XX2)
    In February 2025, the CPT Editorial Panel approved two new Category 
I codes that describe transoral endoscopic surgery under magnification 
for the removal of tumors in the oropharynx, including robotic 
assistance when performed: CPT code 42XX1 (Transoral removal of 
oropharyngeal and/or pharyngeal neoplasm under magnification (e.g., 
microscope or telescope), includes robotic assistance, when performed, 
tongue base) and CPT code 42XX2 (Transoral removal of oropharyngeal 
and/or pharyngeal neoplasm under magnification (e.g., microscope or 
telescope), includes robotic assistance, when performed; tongue base; 
lateral pharyngeal wall, including tonsil). CPT code 42808 (Excision or 
destruction of lesion of pharynx, without magnification, any method) 
was revised to clarify that it is done without magnification, and it 
was surveyed along with the two new codes at the April 2025 RUC 
meeting.
    We are proposing the RUC-recommended work RVU for all three codes 
in this family. We are proposing a work RVU of 2.29 for CPT code 42808 
(which is the current work RVU of the code after the efficiency 
adjustment was applied at the start of CY 2026), a work RVU of 20.00 
for CPT code 42XX1, and a work RVU of 20.05 for CPT code 42XX2. We note 
that the RUC's recommended work RVU of 2.29 for CPT code 42808 assigns 
an intensity value of zero for this service; we are seeking comment 
from interested parties as to whether an alternate work valuation, such 
as the survey 25th percentile work RVU of 2.70, would be more 
appropriate.
    We are proposing the RUC-recommended direct PE inputs for all three 
codes without refinement.
(24) Congenital Duodenal Obstruction Repair (CPT Codes 44XX1 and 44XX2)
    At the May 2025 CPT Editorial Panel Meeting, two new CPT codes were 
created for reporting surgical treatment for congenital duodenal 
obstruction via an open or laparoscopic approach, that were previously 
reported using unlisted codes: CPT codes 44XX1 (Duodenoduodenostomy or 
duodenojejunostomy for congenital duodenal obstruction) and 44XX2 
(Laparoscopy, surgical; duodenoduodenostomy or duodenojejunostomy for 
congenital duodenal obstruction). These new CPT codes were surveyed at 
the September 2025 AMA RUC meeting.
    For CY 2027, we are proposing the RUC-recommended work RVUs of 
50.00 for CPT code 44XX1 and 52.60 for CPT code 44XX2. We are proposing 
the RUC-recommended direct PE inputs for CPT codes 44XX1 and 44XX2 
without refinement.
(25) Irreversible Electroporation of Tumor, Pancreas (CPT Code 48XXX)
    In May 2025, the CPT Editorial Panel approved the addition of a new 
CPT code 48XXX (Ablation, irreversible electroporation of tumor(s) of 
the pancreas, open, including imaging guidance) to report open 
irreversible electroporation (IRE) ablation of tumors of the pancreas.

[[Page 43880]]

    We are proposing the RUC-recommended work RVU of 25.19 for CPT code 
48XXX, and the RUC-recommended direct PE inputs without refinement.
(26) Prostate Biopsy Services (CPT Codes 55705, 55707, 55708, 55709, 
55710, 55711, 55712, 55714, and 55715)
    This service was identified via the April 2022 RAW review of 
services performed by the same physician on the same date of service 75 
percent of the time or more and was surveyed for the September 2024 RUC 
meeting. The data from the September 2024 survey indicated that the 
long descriptors did not adequately describe these services. While the 
codes were valued for the CPT 2026 cycle, the specialties and the RUC 
agreed that a new coding change application should be developed for the 
CPT Editorial Panel for restructuring in the CPT 2027 cycle. CPT 
revised the prostate biopsy code family in 2026 and it was surveyed for 
the January 2026 RUC meeting. The revisions to the family are as 
follows: CPT codes 55705 (Biopsy, prostate, any approach, non-imaging 
guided), 55707 (Biopsy, prostate, transrectal, including imaging 
guidance, regional), 55708 (Biopsy, prostate, transrectal, including 
imaging guidance, regional and fusion-targeted lesion(s)), 55709 
(Biopsy, prostate, transperineal, including imaging guidance, 
regional), 55710 (Biopsy, prostate, transperineal, including imaging 
guidance, regional and of fusion-targeted lesion(s), 76872 (ultrasound, 
transrectal), and 55714 (Biopsy, prostate, including imaging guidance, 
in-bore-CT-or-MRI-guided; first targeted lesion) have work RVUs that 
were reaffirmed from CY 2026 by the RUC. CPT codes 55711 (Biopsy, 
prostate, transrectal or transperineal, including imaging guidance, 
fusion), 5XX14 (Biopsy, prostate, transrectal or transperineal, 
including imaging guidance, fusion-targeted lesion(s) without regional; 
each additional targeted lesion (List separately in addition to code 
for primary procedure) and 55715 (Biopsy, prostate, including imaging 
guidance, in-bore CT- or MRI-guided; each additional targeted lesion 
(List separately in addition to code for primary procedure)) are new 
and/or revised codes for CY2027.
    For CY 2027, we are proposing the RUC-recommended work RVU for 
eight of the nine codes in the family. We are proposing the RUC-
recommended work RVUs of 1.88 for CPT code 55705, 2.63 for CPT code 
55707, 3.39 for CPT code 55708, 3.23 for CPT code 55709, 3.81 for CPT 
code 55710, 2.37 for CPT code 55711, 3.62 for CPT code 55714, and 1.80 
for CPT 55715.
    For CPT code 5XX14, we disagree with the RUC-recommended work RVU 
of 0.80. In the interest of maintaining relativity with similarly timed 
codes, we are instead proposing a work RVU of 0.68 based on a crosswalk 
to CPT code 93567 (Injection procedure during cardiac catheterization 
including imaging supervision, interpretation, and report; for 
supravalvular aortography (List separately in addition to code for 
primary procedure)). CPT code 55X14 was surveyed with only 6 minutes of 
intraservice and total work time, yet the RUC recommended a work RVU of 
0.80. We compared this recommended valuation against CPT code 55715, 
another add-on code within this same family, which was surveyed at 35 
minutes of intraservice and total work time but with a recommended work 
RVU of 1.80. This results in CPT code 55X14 having an intensity nearly 
triple that of CPT code 55715 which we do not believe would be typical. 
We also found that there were no other add-on codes in the RUC database 
with comparable time values to CPT code 55X14 which had a work RVU 
approaching 0.80. The closest was CPT code 77063 (Screening digital 
breast tomosynthesis, bilateral) at a work RVU of 0.59, with that code 
having 8 minutes of work time instead of 6 minutes, and all other 
comparable add-on codes had a work RVU of 0.37 or lower. Although we 
agree that CPT code 55X14 is a difficult and intensive procedure, we 
believe that the RUC's recommended work RVU of 0.80 assigns too much 
work valuation and intensity to the service, and does not maintain 
relativity with other related codes on the PFS.
    We are instead proposing a work RVU of 0.68 for CPT code 5XX14 
based on a crosswalk to CPT code 93567. Our proposed work RVU of 0.68 
is also supported with add-on CPT codes with similar work time values. 
CPT code 93566 (Injection procedure during cardiac catheterization 
including imaging supervision, interpretation, and report; for 
selective right ventricular or right atrial angiography (List 
separately in addition to code for primary procedure)) is valued at a 
work RVU of 0.49 with an intraservice time of 10 minutes and CPT code 
64484 (Injection(s), anesthetic agent(s) and/or steroid; transforaminal 
epidural, with imaging guidance (fluoroscopy or CT), lumbar or sacral, 
each additional level (List separately in addition to code for primary 
procedure)) is valued at a work RVU of 0.98 with an intraservice time 
of 10 minutes.
    We are proposing the RUC-recommended direct PE inputs for all CPT 
codes in this family without refinement.
(27) Maternity Care Services (CPT Codes 59320, 59325, 59412, 59871, 
59XX1, 59XX2, 59XX3, 59XX4, 59030, 59051, 59XX5, 59XX6, 59414, 59300, 
59XX7, 59XX8, 59XX9, 59X10, 59X11, 59X12, and 59160)
a. Background and Proposal
    At the January 2026 AMA RUC meeting, the maternity global codes 
were revised to delete 17 legacy CPT codes, create 12 new CPT codes, 
and revise 9 CPT codes describing maternity care services. See Table A-
D2 for a summary of the codes and their long descriptors. These codes 
were restructured from the MMM global period to individual codes to 
reflect changes in practice. The previous MMM global period included 12 
prenatal E/M visits bundled into CPT codes 59400, 59510, 59610, and 
59618. In May 2025, the American College of Obstetricians and 
Gynecologists (ACOG) published new clinical guidelines, recommending 
that obstetrician-gynecologists and other maternity care professionals 
tailor the visit frequency and monitoring schedule to the needs of the 
pregnant woman. These new clinical guidelines provide a sample schedule 
for prenatal care services and visit frequency, which describes 8 
visits for average-risk pregnant women without medical or pregnancy 
complications, and 13 visits for pregnant women with greater-than-
average risk. This sample schedule specifies that additional services 
may be offered as needed throughout the pregnancy.
    When the RUC reviewed these codes, they included 12 prenatal E/M 
visits (two level 2 established patient office visits, eight level 3 
established patient office visits, and two level 4 established patient 
office visits) in the calculations to make these changes budget-neutral 
despite the revisions to the clinical guidelines suggesting that 12 
visits would no longer be typical. As the clinical guidelines have 
changed to reflect a revised assumption about the typical number of 
visits, estimating work neutrality based on the assumption that all 12 
prenatal E/M visits in the base year would be reported in the 
predictive year overestimates the total utilization and as a result, 
undervalues the work RVUs as recommended by the RUC. To improve payment 
accuracy of the new codes, we are proposing to refine the RUC's 
recommended utilization crosswalk to remove four E/M visits (two level 
2

[[Page 43881]]

established patient office visits and two level 4 established patient 
office visits) from the utilization estimate calculation and reallocate 
those RVUs within the code family to the new labor and delivery codes. 
This would mean reallocating 11,810 additional work RVUs to the new 
labor and delivery codes (CPT codes 59XX1-59XX8). Since the RUC 
provided a utilization estimate of 12,791 for CPT codes 59XX1-59XX8, 
this would result in a 15 percent increase in work RVUs for each labor 
and delivery code. We would like to emphasize that we are not endorsing 
a reduced number of prenatal visits for pregnant women. Our 
recalculation of the utilization estimates in the valuation of these 
services should not be used to determine the appropriate number of 
visits to provide reasonable and necessary care to beneficiaries. As 
with all PFS services, maternity services should be furnished when 
medically reasonable and necessary.
    There are no RUC-recommended direct PE inputs for these CPT codes. 
Table A-D2 also shows the RUC-recommended and CMS proposed work RVUs 
for the 21 CPT codes.
[GRAPHIC] [TIFF OMITTED] TP16JY26.020

b. Comment Solicitation on Maintaining Current Coding Through Creation 
of HCPCS G-codes
    We are interested in thinking about different approaches to how 
maternity care codes are valued and paid under the PFS. Although the 
RUC asserts that these proposed coding changes discussed above reflect 
clinical consensus, we have concerns that our adoption of the new codes 
would be disruptive based on how the longstanding existing code 
structure is currently accounted for in clinical practice patterns. We 
are seeking comment on whether CMS should create HCPCS G-codes that 
would maintain the current coding and payment for maternity services to 
ameliorate this concern, while we continue to consider the potential 
impact that changes in the maternity care code family have on clinical 
outcomes for maternal care. These codes would be used in lieu of 
adoption of the new CPT codes for purposes of Medicare payment. We are 
specifically interested in additional information to support or oppose 
this concern, as well as additional information to support or oppose 
the use of the creation of HCPCS G-codes in lieu of adoption of the new 
CPT codes.
    Specifically, for payment for maternity care services under the 
PFS, we are considering, and are seeking comment on, the creation of 15 
new HCPCS G-Codes for CY 2027 that reflect the previous MMM global code 
structure, with the code descriptors and work RVUs detailed in Table A-
D3, as an alternative to the revaluation of the codes as discussed in 
Section (a), of this preamble. We are seeking public comment on these 
HCPCS G-codes and, after consideration of public comment, could 
finalize payment for these codes. We are seeking comment on these HCPCS 
G-codes and are also seeking comment on any other HCPCS G-codes that 
may be needed to reflect the necessary service elements for this code 
family. These HCPCS G-codes would adopt all current conditions of 
payment for the MMM global codes, as well as maintain the MMM global 
period, if finalized.

[[Page 43882]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.021

(28) Stereotactic Computer-Assisted Volumetric Navigation (CPT Codes 
61781, 61782, and 61783)
    In April 2024, CPT code 61783 (Stereotactic computer-assisted 
(navigational) procedure; spinal (List separately in addition to code 
for primary procedure)) was identified via the high-volume growth 
screen. In January 2025, the RAW reviewed the action plan for CPT code 
61783 and determined that this service should be surveyed with the 
appropriate family of codes. The RUC recommended that CPT code 61781 be 
surveyed with CPT codes 61782 (Stereotactic computer-assisted 
(navigational) procedure; cranial, extradural (List separately in 
addition to code for primary procedure)) and 61783 (Stereotactic 
computer-assisted (navigational) procedure; spinal (List separately in 
addition to code for primary procedure)) for September 2025.
    We are proposing the RUC-recommended work RVU of 3.66 for CPT codes 
61781 and 61783, and the RUC-recommended RVU of 2.06 for CPT code 
61782. We note that all three of these RUC-recommended RVUs reflect the 
application of the CY 2026 efficiency adjustment described in the CY 
2026 PFS final rule (90 FR 49334 through 49345).
    We are proposing the RUC's recommended direct PE inputs for CPT 
code 61782. Since CPT codes 61781 and 61783 are performed in the 
facility setting only, the RUC did not recommend, and we are not 
proposing, any direct PE inputs for these two codes.
(29) Percutaneous Lumbar Decompression (CPT Code 62287)
    At the January 2025 RUC meeting, the surveying societies requested 
deletion of CPT code 62287 (Decompression, percutaneous, of nucleus 
pulposus of intervertebral disc, any method utilizing needle-based 
technique to remove disc material under fluoroscopic imaging or other 
form of indirect visualization, with discography and/or epidural 
injection(s) at the treated level(s), when performed, single or 
multiple levels, lumbar) due to declining Medicare utilization. At the 
May 2025 CPT Editorial Panel meeting, CPT reviewed additional 
utilization estimates, and requests from neurosurgery and radiology 
were received to resurvey and retain the code. CPT code 62287 was 
surveyed at the September 2025 AMA RUC meeting since it was not deleted 
in January 2025 with the other codes in the family.
    We disagree with the RUC's recommended work RVU of 7.06 for CPT 
code 62287 and we are instead proposing a work RVU of 6.23 based on a 
crosswalk to CPT code 46707 (Repair of anorectal fistula with plug 
(e.g., porcine small intestine submucosa [SIS])). We believe that the 
RUC's recommended work RVU of 7.06 is an overestimation based on a 
comparison to other codes with similar time values, particularly the 
key reference code CPT code 22869 (Insertion of interlaminar/
interspinous process stabilization/distraction device, without open 
decompression or fusion, including image guidance when performed, 
lumbar; single level). There was a decrease in the surveyed work times, 
such as the intraservice time decreasing from 60 minutes to 37 minutes, 
which was not fully accounted for in the RUC's recommended work RVU of 
7.06. We also note that the procedure does not seem to have become more 
intense, as the code descriptor did not change.
    In the interest of maintaining relativity with similarly timed 
codes, we are instead proposing a work RVU of 6.23 based on a crosswalk 
to CPT code 46707. This code has an almost identical intraservice time 
and similar total time. The proposed work RVU accounts for the decrease 
in both intraservice time and total time and is well bracketed by CPT 
code 67912 (Correction of lagophthalmos, with implantation of upper 
eyelid lid load (e.g., gold weight)), valued at a work RVU of 6.20 with 
an intraservice time of 40 minutes, and CPT code 24358 (Tenotomy, 
elbow, lateral or medial (e.g., epicondylitis, tennis elbow, golfer's 
elbow); debridement, soft tissue and/or bone, open), valued at a work 
RVU of 6.49 with an intraservice time of 40 minutes.
    We are proposing the RUC-recommended direct PE inputs for all of 
the codes in this family.
(30) Laminectomy (CPT Codes 63045, 63046, 63047, and 63048)
    In April 2025, the RAW identified CPT code 63047 (Laminectomy, 
facetectomy and foraminotomy

[[Page 43883]]

(unilateral or bilateral with decompression of spinal cord, cauda 
equina and/or nerve root[s], [eg, spinal or lateral recess stenosis]), 
single vertebral segment; lumbar) as a site of service anomaly where 
Medicare data from 2021 to 2023 indicated it was performed less than 50 
percent of the time in the inpatient setting yet included inpatient 
hospital Evaluation and Management services within the global period 
with 2023 Medicare utilization over 10,000. The RAW also worked with 
the specialty societies and identified other codes 63045 (Laminectomy, 
facetectomy and foraminotomy (unilateral or bilateral with 
decompression of spinal cord, cauda equina and/or nerve root[s], [eg, 
spinal or lateral recess stenosis]), single vertebral segment; 
cervical), 63046 (Laminectomy, facetectomy and foraminotomy (unilateral 
or bilateral with decompression of spinal cord, cauda equina and/or 
nerve root[s], [eg, spinal or lateral recess stenosis]), single 
vertebral segment; thoracic) and 63048 (Laminectomy, facetectomy and 
foraminotomy (unilateral or bilateral with decompression of spinal 
cord, cauda equina and/or nerve root[s], [eg, spinal or lateral recess 
stenosis]), single vertebral segment; each additional vertebral 
segment, cervical, thoracic, or lumbar (List separately in addition to 
code for primary procedure)) as part of this family of services. These 
services were surveyed for September 2025.
    We are proposing the RUC-recommended work RVUs for all four CPT 
codes in this family. We are proposing a work RVU of 17.25 for CPT code 
63045, a work RVU of 16.71 for CPT code 63046, a work RVU of 14.99 for 
CPT code 63047, and a work RVU of 3.38 for CPT code 63048. We note that 
several of these work RVUs were affected by the efficiency adjustment 
which was applied at the start of CY 2026, as the RUC recommendations 
were based on pre-adjustment work valuations.
    We are proposing the RUC recommended direct PE inputs for CPT codes 
63045, 63046, 63047, and 63048 without refinement.
(31) Injection Anesthetic Agent (CPT Codes 64400 and 64405)
    The RUC identified CPT code 64400 (Injection(s), anesthetic 
agent(s) and/or steroid; trigeminal nerve, each branch (i.e., 
ophthalmic, maxillary, mandibular)) via their database flag, ``Do not 
use to validate physician work'', and recommended to survey this CPT 
code and the related CPT code 64405 (Injection(s), anesthetic agent(s) 
and/or steroid; greater occipital nerve) for the September 2025 
meeting.
    For CY 2027, we are proposing the RUC-recommended work RVUs of 0.73 
for CPT code 64400 (which is the current work RVU of the code after the 
efficiency adjustment was applied at the start of CY 2026) and 0.84 for 
CPT code 64405.
    We are proposing the RUC-recommended direct PE inputs for both CPT 
codes without refinement.
(32) MRA--Head, Neck (CPT Codes 70544, 70545, 70546, 70547, 70548, 
70549, 70XX4, 70XX5, and 70XX6)
    In April 2024, the RAW noted that the rate at which CPT codes 70547 
(currently described as Magnetic resonance angiography, neck; without 
contrast material(s)) and 70544 (currently described as Magnetic 
resonance angiography, head; without contrast material(s)) are reported 
together continued to increase after the initial identification of the 
trend in April 2022 and a 2-year delay in review to allow practice 
patterns in the inpatient and outpatient setting go back to how they 
were prior to the COVID-19 pandemic. At the September 2025 CPT 
Editorial Panel, six CPT codes were revised to include ``image 
postprocessing'': CPT codes 70544 (Magnetic resonance angiography, 
head, including image postprocessing; without contrast material(s)), 
70545 (Magnetic resonance angiography, head, including image 
postprocessing; with contrast material(s)), 70546 (Magnetic resonance 
angiography, head, including image postprocessing; without contrast 
material(s), followed by contrast material(s) and further sequences), 
70547 (Magnetic resonance angiography, neck, including image 
postprocessing; without contrast material(s)), 70548 (Magnetic 
resonance angiography, neck, including image postprocessing; with 
contrast material(s)), and 70549 (Magnetic resonance angiography, neck, 
including image postprocessing; without contrast material(s), followed 
by contrast material(s) and further sequences). Three additional codes 
were created to bundle magnetic resonance angiography (MRA) head and 
neck with/without contrast: CPT codes 70XX4 (Magnetic resonance 
angiography, head and neck, including image postprocessing; without 
contrast material(s)), 70XX5 (Magnetic resonance angiography, head and 
neck, including image postprocessing; with contrast material(s)), and 
70XX6 (Magnetic resonance angiography, head and neck; without 
contrastmaterial(s) in one or both body regions, followed by contrast 
material(s) and further sequences in one or both body regions, 
including image postprocessing). The code family was surveyed for the 
January 2026 RUC meeting.
    We are proposing the RUC-recommended work RVU for all nine codes in 
the family. We are proposing the RUC-recommended work RVUs of 1.17, 
1.17, 1.44, 1.17, 1.46, 1.76, 1.77, 2.10, and 2.23 for CPT codes 70544, 
70545, 70546, 70547, 70548, 70549, 70XX4, 70XX5, and 70XX6, 
respectively. We are proposing the RUC recommended direct PE inputs for 
CPT codes 70544, 70545, 70546, 70547, 70548, 70549, 70XX4, 70XX5, and 
70XX6 without refinement.
(33) Computed Tomography-Upper Extremity With Contrast (CPT Codes 
73200, 73201, and 73202)
    In April 2025, the RAW identified CPT code 73201 (Computed 
tomography, upper extremity; with contrast material(s)) via the CMS/
Other source and 2023 Medicare utilization over 20,000 screen. The 
family of services was surveyed for the January 2026 RUC meeting, 
including CPT codes 73200 (Computed tomography, upper extremity; 
without contrast material) and 73202 (Computed tomography, upper 
extremity; without contrast material, followed by contrast material(s) 
and further sections).
    We are proposing the RUC-recommended work RVUs of 1.00, 1.16, and 
1.24 for CPT codes 73200, 73201, and 73202, respectively. We are 
proposing the RUC recommended direct PE inputs for CPT codes 73200, 
73201, and 73202 without refinement.
(34) Biofeedback Training (CPT Codes 90901, 90X03, 90912, and 90913)
    CPT codes 90901 (Biofeedback training by any modality (e.g., EMG, 
EEG, ECG); initial 15 minutes of direct patient contact by physician or 
other qualified health care professional), 90912 (Biofeedback training, 
perineal muscles, anorectal or urethral sphincter, including EMG and/or 
manometry, when performed; initial 15 minutes of one-on-one physician 
or other qualified health care professional contact with the patient) 
and 90913 (Biofeedback training, perineal muscles, anorectal or 
urethral sphincter, including EMG and/or manometry, when performed; 
each additional 15 minutes of one-on-one physician or other qualified 
health care professional contact with the patient (List separately in 
addition to code for primary procedure)) were surveyed at the January 
2026 RUC meeting after having gone through revision at the September 
2025 CPT Editorial Panel. CPT revised code 90901 to describe the

[[Page 43884]]

initial 15 minutes of biofeedback training by a physician or other 
qualified health care professional with direct patient contact and 
created one new code, CPT code 90X03 (Biofeedback training by any 
modality (e.g., EMG, EEG, ECG); each additional 15 minutes of direct 
patient contact by physician or other qualified health care 
professional (List separately in addition to code for primary 
procedure)), to describe each additional 15 minutes. CPT codes 90912 
and 90913 were surveyed for the January 2026 RUC meeting since they are 
part of the same code family. CPT codes 90901 and new code 90X03 were 
surveyed for the January 2026 RUC HCPAC Review Board meeting.
    We are proposing the HCPAC-recommended work RVUs of 0.61 for CPT 
code 90901 and 0.48 for CPT code 90X03. We are proposing the RUC-
recommended work RVUs of 0.90 for CPT code 90912 and 0.50 for CPT code 
90913.
    We are proposing the direct PE inputs recommended by the HCPAC and 
the RUC for all four codes in the family without refinement.
    CPT codes 90901, 90912, and 90913 are all designated as sometimes 
therapy services, as such we are proposing to designate 90X03 as a 
sometimes therapy service.
(35) Radiation Oncology Treatment Delivery (CPT Codes 77402, 77407, and 
77412)
    In the CY 2026 PFS final rule (90 FR 49379 through 49383), we 
finalized our proposal to utilize the relationship between the Hospital 
Outpatient Prospective Payment System (OPPS) Ambulatory Payment 
Classifications (APC) relative weights for APCs 5621, 5622, and 5623 to 
inform the valuation of PE-only CPT codes 77402 (Radiation treatment 
delivery; Level 1 (e.g., single-electron field, multiple-electron 
fields, or 2D photons), including imaging guidance, when performed), 
77407 (Radiation treatment delivery; Level 2, single-isocenter (e.g., 
3D or IMRT), photons, including imaging guidance, when performed), and 
77412 (Radiation treatment delivery; Level 3, multiple isocenters with 
photon therapy (e.g., 2D, 3D, or IMRT) or a single-isocenter photon 
therapy (e.g., 3D or IMRT) with active motion management, or total skin 
electrons, or mixed-electron/photon field(s), including imaging 
guidance, when performed) when paid under the PFS. We also stated that 
we calculated the RVUs for these codes so that the overall PE and MP 
RVUs for these services represent the same share of total PE and MP 
RVUs in CY 2025 and CY 2026. To accomplish this, we developed PE and MP 
RVUs using the assumed distribution of services indicated in the 
utilization crosswalk.
    We proposed to utilize the RUC-recommended crosswalk for these 
services, which assumed that 45 percent of the billed charges would be 
reported with CPT code 77412. Some commenters stated that CPT code 
77412 would represent only 15 percent of the volume for these services. 
We stated in the CY 2026 PFS final rule that it is difficult to 
ascertain how services furnished in the past would be most accurately 
reported using a future code set (90 FR 49385). In response to comments 
and considering the disparate information we received, we finalized a 
modified crosswalk that adjusted downward the estimated portion that 
CPT code 77412 would be reported compared to CPT code 77407 based on 
commenters who represent those who provide care in the non-facility 
setting. Specifically, we modified the utilization crosswalk to 
crosswalk 35 percent of the utilization to CPT code 77412 and 55 
percent of the utilization to CPT code 77407. Since the publication of 
the CY 2026 PFS final rule, interested parties have reported that the 
35 percent utilization assumption for CPT code 77412 was still 
overstated despite our downward adjustment in the CY 2026 PFS final 
rule, and that the actual utilization for CPT code 77412 is 
approximately 18 percent. Given the importance of the assumed 
distribution of services in ensuring that we achieved our target of 
maintaining the same share of total PE and MP RVUs, we reviewed the 
claims data to evaluate the actual distribution of utilization among 
CPT codes 77402, 77407, and 77412. We noted that during the first 3 
months of 2026, CPT code 77412 comprised approximately 18 of the total 
volume of these services.
    Given that we valued these services by utilizing the relative 
relationship between the OPPS APC relative weights rather than our 
standard PE methodology, shifts in utilization over time are not 
automatically incorporated into the annual development of PE RVUs for 
these services over time. Consequently, we are proposing to refine the 
relativity within this family of codes for CY 2027 based on available 
claim data that corroborates the information submitted to us by outside 
parties. We are not proposing to change the assumptions about the total 
number of services, but rather, to revalue the PE RVUs using the 
observed distribution of services, such that the PE and MP RVUs for 
these services represent the same share of total PE and MP RVUs as they 
did in CY 2025.
(36) Proton Beam Treatment Delivery (CPT Codes 77520, 77522, 77523, and 
77525)
    Payment amounts for proton beam treatment delivery services 
described by CPT codes 77520 (Proton treatment delivery; simple, 
without compensation), 77522 (Proton treatment delivery; simple, with 
compensation), 77523 (Proton treatment delivery; intermediate), and 
77525 (Proton treatment delivery; complex) are currently determined by 
local Medicare Administrative Contractors (MACs). We have not 
previously established RVUs for these services due to the unique nature 
of the equipment costs associated with these services compared to other 
capital costs addressed by our usual PE methodology. In the CY 2026 PFS 
proposed rule, we sought comment on establishing national payment rates 
for proton beam treatment delivery services. In the CY 2026 final rule 
(90 FR 49390), we indicated our intent to establish national pricing 
for proton beam treatment delivery services in future rulemaking.
    Interested parties have raised concerns about wide geographic 
payment disparities with the current contractor pricing that are 
unrelated to the cost of providing care and have requested that CMS 
nationally price proton beam treatment delivery services. For example, 
2024 claims data for CPT code 77525, which has the second highest 
utilization of the code family, reflects allowed charges that ranged 
from $122.15 to $1,374.26. Interested parties recommended that CMS 
establish identical payment rates for PFS and OPPS, calculating a 
weighted average of the payment rates to maintain budget neutrality 
across the PFS and OPPS. Other interested parties expressed concern 
about reliance on OPPS cost data to value proton beam treatment 
delivery services, as the substantial capital outlays required by 
freestanding centers could be greater than those faced by hospital 
systems and the freestanding centers lack the purchasing power or 
amortization flexibility that hospitals may have.
    After considering the comments we received in response to the CY 
2026 PFS rule regarding establishing national payment rates for proton 
beam treatment, similar to the policy we finalized for CY 2026 for 
radiation treatment delivery services, we are proposing to calculate 
the PE RVUs for these services as follows:
     Use the total allowed charges paid by the MACs for CPT 
codes 77520,

[[Page 43885]]

77522, 77523, and 77525 to establish the pool of PE RVUs to allocate to 
the services in this code family.
     Allocate PE RVUs to the individual services using the 
relationship between the APC relative weights for APCs 5625 (to which 
CPT codes 77522, 77523, and 77525 are assigned) and APC 5623 (to which 
CPT code 77520 is assigned) under the OPPS. We believe our proposal 
appropriately balances interested parties' requests to establish 
national payment rates with the difficulties we have faced when 
considering the capital-intensive and specialized resources for 
services like proton beam therapy services.
(37) Intracoronary Drug Delivery Balloon Services (CPT Codes 9XX04 and 
9XX07)
    In May 2025, the CPT Editorial Panel created two new codes, CPT 
code 9XX04 (Percutaneous transcatheter therapeutic drug delivery by 
intracoronary drug-delivery balloon (e.g., drug-coated, drug-eluting), 
including mechanical dilation by nondrug-delivery balloon angioplasty, 
single major coronary artery and/or its branch(es)) and CPT code 9XX07 
(Percutaneous transcatheter therapeutic drug-delivery by intracoronary 
drug-delivery balloon (e.g., drug-coated, drug-eluting), single major 
artery and/or its branches (List separately in addition to code for 
primary procedure)) to describe percutaneous transcatheter therapeutic 
drug delivery by intracoronary drug-delivery balloons. The RUC reviewed 
these two new CPT codes at the September 2025 RUC meeting.
    We reviewed the RUC's recommended work valuations and found the 
RUC's recommended work RVU of 10.00 for CPT code 9XX04 to be high, 
based on a search of 000 global day codes with between 45 and 75 
minutes of intraservice time and between 109 and 149 minutes of total 
time in the RUC database. For CY 2027 we are proposing a work RVU of 
8.05, based on the RUC survey 25th percentile, for CPT code 9XX04. We 
are proposing the RUC-recommended work RVU of 4.38 for CPT code 9XX07. 
The RUC did not recommend, and we are not proposing any direct PE 
inputs for these codes.
(38) Rotational Vestibular Assessment (CPT Codes 92XX5 and 92XX6)
    At the September 2025 CPT Editorial Panel Meeting, CPT code 92546 
was deleted, and replaced with two new codes to report rotational 
vestibular assessment. The two new codes, CPT code 92XX5 (Rotational 
vestibular assessment by sinusoidal harmonic acceleration (SHA) testing 
with calibrated, computer-controlled chair, with interpretation and 
report (do not report 92XX5 in conjunction with 92270)) and 92XX6 
(Rotational vestibular assessment by sinusoidal harmonic acceleration 
(SHA) testing with calibrated, computer-controlled chair, with 
interpretation and report; with velocity step testing (VST) (List 
separately in addition to code for primary procedure)) were surveyed 
for the September 2025 RUC meeting.
    We are proposing the RUC-recommended work RVU of 0.92 for CPT code 
92XX5.
    We disagree with the RUC's recommended value of 0.48 for CPT code 
92XX6 and we are instead proposing a work RVU of 0.35 which is the 
survey 25th percentile valuation. As valued by the RUC, the work RVU 
for add-on CPT code 92XX6 is half of the RUC's recommended work RVU of 
the base code (92XX5), despite the fact that CPT code 92XX6 has only 12 
minutes of work time as compared with 45 minutes of work time for CPT 
code 92XX5. This leads to the intensity of CPT code 92XX6 being valued 
at double that of the base code, which we do not believe would be 
typical given that the same SHA testing is taking place in both 
services. We disagree with the RUC that valuing the work RVU of the 
add-on CPT code 92XX6 at half the work of the base CPT code 92XX5 would 
be appropriate, as this does not account for the substantial preservice 
and postservice work time contained in CPT code 92XX5, which together 
account for 20 of the 45 total minutes. We agree with the RUC that the 
intensity of this code is higher than the base code, and our proposed 
work RVU of 0.35 assigns a higher intensity to CPT code 92XX6 than CPT 
code 92XX5, but we disagree that the intensity of the add-on service 
would be double that of the base code.
    We are proposing the RUC recommended direct PE inputs for CPT codes 
92XX5 and 92XX6 without refinement.
    Additionally, in the CY 2023 PFS final rule (87 FR 69656 through 
69663) we created an exception to the physician order requirement at 42 
CFR 410.32(a)(4) to allow patients to directly access audiologists. We 
also delineated the vestibular function tests as those not applicable 
for use with the AB modifier (for direct access)--see Audiology 
Services on the PFS website at https://www.cms.gov/medicare/payment/fee-schedules/physician/audiology-services. Based on the foregoing, for 
the new Rotational Vestibular Assessment Codes, CPT codes 92XX5 and 
92XX6 will be added to the audiology services code list but they will 
not be eligible to be billed with the AB modifier.
(39) Video Head Impulse--Vestibular Function (CPT Codes 92X10 and 
92X11)
    At the September 2025 CPT Editorial Panel, the committee approved 
the addition of new CPT codes, 92X10 (Video head impulse testing (vhit) 
with recording, interpretation and report of lateral semicircular canal 
function) and 92X11 (Video head impulse testing (vhit) with recording, 
interpretation and report of lateral and vertical semicircular canal 
function) to report video head impulse testing (vHIT) and a 
corresponding parenthetical note. The RUC reviewed these services at 
the January 2026 meeting.
    For CY 2027, we are proposing the RUC-recommended work RVUs of 0.53 
for CPT code 92X10 and 0.84 for CPT code 92X11. We are proposing the 
RUC-recommended direct PE inputs for both CPT codes without refinement.
(40) Speech-Language Pathology Services (CPT Codes 92X0X, 92X1X, 92X2X, 
92X3X, 92X4X, 92X5X, 92X6X, 92X7X, 92X8X, 92X9X, and 92508)
    At the September 2025 CPT Editorial Panel meeting, CPT code 92507 
(Treatment of speech, language, voice, communication, and/or auditory 
processing disorder; individual) was replaced with 10 new codes to 
report fluency disorder, speech sound production disorder, language 
comprehension and expression disorder, speech sound production disorder 
and language comprehension and expression disorder, and voice, upper 
airway dysfunction and/or resonance disorders. CPT codes 92X0X 
(Treatment of fluency disorder (e.g., stuttering and cluttering), 
direct (one-on-one) patient contact; initial 30 minutes), 92X1X 
(Treatment of fluency disorder (e.g., stuttering and cluttering), 
direct (one-on-one) patient contact; each additional 15 minutes (list 
separately in addition to code for primary service)), 92X2X (Treatment 
of speech sound production disorder (e.g., articulation, phonological 
process, apraxia, dysarthria), direct (one-on-one) patient contact; 
initial 30 minutes), 92X3X (Treatment of speech sound production 
disorder (e.g., articulation, phonological process, apraxia, 
dysarthria), direct (one-on-one) patient contact; each additional 15 
minutes (list separately in addition to code for primary service)), 
92X4X (Treatment of language comprehension and expression disorder 
(e.g., receptive and expressive language), direct (one-on-one) patient 
contact; initial 30 minutes), 92X5X (Treatment of language 
comprehension

[[Page 43886]]

and expression disorder (e.g., receptive and expressive language), 
direct (one-on-one) patient contact; each additional 15 minutes (list 
separately in addition to code for primary service)), 92X6X (Treatment 
of speech sound production disorder (e.g., articulation, phonological 
process, apraxia, dysarthria) and language comprehension and expression 
disorder (e.g., receptive and expressive language), direct (one-on-one) 
patient contact; initial 30 minutes), 92X7X (Treatment of speech sound 
production disorder (e.g., articulation, phonological process, apraxia, 
dysarthria) and language comprehension and expression disorder (e.g., 
receptive and expressive language), direct (one-on-one) patient 
contact; each additional 15 minutes (list separately in addition to 
code for primary service)), 92X8X (Treatment of voice, upper airway 
dysfunction, and/or resonance disorders, direct (one-on-one) patient 
contact; initial 30 minutes), 92X9X (Treatment of voice, upper airway 
dysfunction, and/or resonance disorders, direct (one-on-one) patient 
contact; each additional 15 minutes (list separately in addition to 
code for primary service)), and 92508 (Treatment of speech, language, 
voice, communication, and/or auditory processing disorder, group, 2 or 
more individuals) are new and/or revised codes for CY 2027. 
Additionally, the introductory guidelines were revised to clarify 
reporting of the services. The code family was surveyed for the January 
2026 RUC HCPAC Review Board meeting.
    For CY 2027, we are proposing the RUC-recommended work RVU for all 
11 codes in the family. We are proposing the RUC-recommended work RVUs 
of 0.92 for CPT code 92X0X, 0.44 for CPT code 92X1X, 0.90 for CPT code 
92X2X, 0.44 for CPT code 92X3X, 1.00 for CPT code 92X4X, 0.48 for CPT 
code 92X5X, 1.00 for CPT code 92X6X, 0.50 for CPT code 92X7X, 0.98 for 
CPT code 92X8X, 0.48 for CPT code 92X9X, and 0.28 for CPT code 92508).
    We are proposing the RUC-recommended direct PE inputs for all the 
codes in the family without refinement.
    We are proposing to designate these codes as always therapy 
services which means they must be furnished under a therapy plan of 
care regardless of who provides them and billed with a therapy modifier 
(this includes physicians and NPPs when they furnish the service or 
therapists furnish the services incident to the physician/NPP). We are 
also proposing to designate the new CPT codes that each represent the 
initial 30 minutes--92X0X, 92X2X, 92X4X, 92X6X, and 92X8X--as subject 
to the multiple procedure payment reduction (MPPR) for therapy 
services. The new CPT codes that represent each additional 15 minutes--
92X1X, 92X3X, 92X5X, 92X7X and 92X9X--are not subject to the MPPR as 
they are all add-on codes which we excluded in the CY 2011 PFS final 
rule along with contractor-priced and bundled codes (75 FR 73240) and 
noted in section 10.7 of chapter 5 of the Medicare Claims Processing 
Manual (MCPM).
(a) Pediatric G-Code for Speech-Language Pathology Services
    We have heard from interested parties the need to preserve CPT code 
92507 (Treatment of speech, language, voice, communication, and/or 
auditory processing disorder; individual) specifically related to the 
pediatric population. Interested parties stated that the 10 new CPT 
codes do not accurately capture the time and intensity of work as it 
relates to pediatric patients. In an effort to be responsive to 
interested parties, we are proposing to create and pay separately for a 
new HCPCS code, HCPCS code GSLPP, to accurately reflect the time and 
resources spent in providing these services to pediatric patients.
    We propose the following code and descriptor for the proposed code: 
HCPCS code GSLPP (Treatment of speech, language, voice, communication, 
and/or auditory processing disorder; individual; for the pediatric 
population up to age 21). We are proposing that HCPCS code GSLPP would 
be reported by a speech language pathologist performing these services 
specific to the pediatric population.
    We are proposing that this code could be billed only once per 
patient per day. We are proposing to assign a XXX global period payment 
indicator for HCPCS code GSLPP. The XXX global period payment indicator 
would indicate that the global period does not apply to this service.
    As previously discussed in this section, we are proposing to 
designate HCPCS code GSLPP as an always therapy service and add it to 
the list of codes that are subject to the MPPR for therapy services.
(b) Proposed Valuation for HCPCS Code GSLPP
    We note that the proposed valuation of HCPCS code GSLPP is meant to 
reflect the time and resource costs, for speech-language pathology 
services inherent to the pediatric population. Therefore, we believe 
that CPT code 92507 serves as an appropriate reference for the purposes 
of valuing HCPCS code GSLPP. We believe there will be relatively the 
same work involved for HCPCS code GSLPP when compared to the work of 
CPT code 92507 as it relates to pediatric patients, considering the 
amount of time needed to furnish the elements discussed earlier in this 
section. Therefore, we are proposing a work RVU of 1.30, which 
represents the assigned work for 60 minutes of CPT code 92507. 
Additionally, we are proposing a work time of 60 minutes established 
for CPT code 92507, personally performed by the billing practitioner.
    We are proposing the same direct PE inputs for HCPCS code GSLPP as 
CPT code 92507, as we believe that the relative resource costs for this 
service will remain the same. To help inform whether our proposed 
valuation reflects the typical service for the pediatric population, we 
are seeking comment on the typical time and intensity practitioners 
spend furnishing these services.
(41) Endoluminal Coronary Intravascular Ultrasound (IVUS) (CPT Codes 
92978 and 92979)
    In April 2025, the RAW identified CPT code 92978 (Endoluminal 
imaging of coronary vessel or graft using intravascular ultrasound 
(IVUS) or optical coherence tomography (OCT) during diagnostic 
evaluation and/or therapeutic intervention including imaging 
supervision, interpretation and report; initial vessel (List separately 
in addition to code for primary procedure)) as a code that has Medicare 
utilization of 10,000 or more that has increased by at least 100 
percent from 2018 through 2023. CPT codes 92978 and 92979 (Endoluminal 
imaging of coronary vessel or graft using intravascular ultrasound 
(IVUS) or optical coherence tomography (OCT) during diagnostic 
evaluation and/or therapeutic intervention including imaging 
supervision, interpretation and report; each additional vessel (List 
separately in addition to code for primary procedure)) were surveyed 
for the January 2026 RUC meeting.
    We disagree with the RUC-recommended work RVUs for these codes and 
instead we are proposing work RVUs of 1.40 for CPT code 92978 and 1.04 
for CPT code 92979 to account for the significant decreases in 
physician intraservice time for both codes. The RUC's recommendation to 
maintain current work RVUs for these codes does not appear to fully 
account for these intraservice time decreases. While we do not believe 
that the decrease in time as reflected in survey values should always 
equate to a one-to-

[[Page 43887]]

one or linear decrease in newly valued work RVUs we do believe that, 
since the two components of work are time and intensity, absent an 
obvious or explicitly stated rationale for why the relative intensity 
of a given procedure has increased, significant decreases in time 
should be reflected in decreases to work RVUs although not necessarily 
in a linear manner, and we do not believe it is appropriate to decrease 
physician time while maintaining the current work RVUs.
    We reviewed the RUC recommendations and found them to be high, 
relative to other codes with the same or similar work times. Based on a 
search of similarly timed codes in the RUC database, the RUC-
recommended work RVU of 1.76 for CPT code 92978 is higher than 44 of 47 
add-on codes with 15 minutes of physician intraservice time. Similarly, 
the RUC-recommended work RVU of 1.40 for CPT code 92979 would be the 
second highest work RVU for add-on codes with 12 to 14 minutes of 
physician intraservice time. Therefore, we disagree with the RUC 
recommended work RVU of 1.76 for CPT code 92978 and we are instead 
proposing a work RVU of 1.40 based on a crosswalk to CPT code 93572 
(Intravascular Doppler velocity and/or pressure derived coronary flow 
reserve measurement (coronary vessel or graft) during coronary 
angiography including pharmacologically induced stress, when performed; 
each additional vessel (List separately in addition to code for primary 
procedure)). This proposed work RVU is higher than the reverse building 
block work RVU of 1.06 and results in a higher intensity for the code 
than its current work RVU and physician time. The resulting increase in 
intensity more accurately accounts for the RUC's assertion that the 
intensity and complexity has increased with the evolution of these 
services because a higher proportion of the skin-to-skin time is now 
dedicated to more intense activities and interventions.
    We also disagree with the RUC recommendation to maintain the 
current work RVU of 1.40 for CPT code 92979 and are proposing a work 
RVU of 1.04 based on the RUC-recommended increment of 0.36 work RVUs 
between CPT codes 96978 and 96979. Similarly, this represents an 
increase in intensity compared to the code's current work RVU and work 
time to account for the increased intensity that has occurred with the 
evolution of these services. The RUC did not recommend and we are not 
proposing any direct PE inputs for CPT codes 92978 and 92979.
(42) Autonomic Function Testing (CPT Codes 95921, 95XX4, 95922, 95923, 
95XX5, 95XX6, 95924, 95XX7, 95XX8, and 95XX9)
    In February 2025, the CPT Editorial Panel created six new codes to 
report autonomic function testing with the use of a tilt table, 
sudomotor tests, and combined procedures to address an earlier RUC 
referral: CPT code 95XX4 (Testing of autonomic nervous system function, 
with interpretation and report; use of tilt table), CPT code 95XX5 
(Testing of autonomic nervous system function, with interpretation and 
report; sudomotor, thermoregulatory sweat test), CPT code 95XX6 
(Testing of autonomic nervous system function, with interpretation and 
report; sudomotor, assessing the sympathetic skin response (SSR) 
potential), CPT code 95XX7 (Testing of autonomic nervous system 
function, with interpretation and report; combined parasympathetic and 
sudomotor testing, quantitative sudomotor axon reflex test (QSART) or 
silastic sweat imprint), CPT code 95XX8 (Testing of autonomic nervous 
system function, with interpretation and report; combined sympathetic 
adrenergic with at least 5 minutes of passive tilt (ie, tilt table) and 
sudomotor testing, quantitative sudomotor axon reflex test (QSART) or 
silastic sweat imprint), and CPT code 95XX9 (Testing of autonomic 
nervous system function, with interpretation and report; combined 
parasympathetic, sympathetic adrenergic function with at least 5 
minutes of passive tilt (ie, tilt table), and sudomotor testing, 
quantitative sudomotor axon reflex test (QSART) or silastic sweat 
imprint). The CPT Editorial Panel also revised four existing codes to 
include interpretation and report and clarification on tilt table use: 
CPT code 95921 (Testing of autonomic nervous system function, with 
interpretation and report; cardiovagal innervation (parasympathetic 
function), including 2 or more of the following: heart rate response to 
deep breathing with recorded R-R interval, Valsalva ratio, and 30:15 
ratio), CPT code 95922 (Testing of autonomic nervous system function, 
with interpretation and report; vasomotor adrenergic innervation 
(sympathetic adrenergic function), including beat-to-beat blood 
pressure and R-R interval changes during Valsalva maneuver and at least 
5 minutes of passive tilt (ie, tilt table)), CPT code 95923 (Testing of 
autonomic nervous system function, with interpretation and report; 
sudomotor, quantitative sudomotor axon reflex test (QSART) or silastic 
sweat imprint), and CPT code 95924 (Testing of autonomic nervous system 
function, with interpretation and report; combined parasympathetic and 
sympathetic adrenergic function testing with at least 5 minutes of 
passive tilt (ie, tilt table)). This code family was surveyed for the 
April 2025 RUC meeting.
    We are proposing the RUC-recommended work RVU for seven of the ten 
codes in this family. We are proposing a work RVU of 0.34 for CPT code 
95XX4, a work RVU of 0.96 for CPT code 95922, a work RVU of 0.88 for 
CPT code 95923, a work RVU of 1.00 for CPT code 95XX5, a work RVU of 
0.50 for CPT code 95XX6, a work RVU of 1.50 for CPT code 95924, and a 
work RVU of 1.17 for CPT code 95XX7. We note that several of these work 
RVUs were affected by the efficiency adjustment which was applied at 
the start of CY 2026, as the RUC recommendations were based on pre-
adjustment work valuations.
    We disagree with the RUC-recommended work RVU of 0.88 for CPT code 
95921 and we are instead proposing a work RVU of 0.74 based on a 
crosswalk to CPT code 97813 (Acupuncture, 1 or more needles; with 
electrical stimulation, initial 15 minutes of personal one-on-one 
contact with the patient). When reviewing this code family, we noticed 
that CPT code 95921 had one of the highest intensities in the family at 
the RUC-recommended work RVU of 0.88 despite having some of the 
shortest surveyed work times and describing one of the seemingly least 
intensive procedures. The revised code descriptor for CPT code 95921 
describes a single test for cardiovagal innervation, and we do not 
agree that this service should be valued with a higher intensity than 
some of the other codes in this family that contain multiple kinds of 
autonomic function testing. The RUC's recommended work RVU would also 
value CPT code 95921 at the same 0.88 as CPT code 95923 despite the 
latter code having significantly more total work time (32 minutes as 
compared to 25 minutes). We are aware that these codes share the same 
current work RVU, however the new surveyed work times indicate that CPT 
code 95921 typically takes less time to perform than CPT code 95923, 
and, since the two components of work are time and intensity, we 
believe that CPT code 95921 should be valued at a lower rate. Therefore 
we are proposing a work RVU of 0.74 based on a crosswalk to CPT code 
97813, an acupuncture procedure with the identical intraservice and 
total work time as CPT code 95921. We also note that this valuation of 
CPT code 95921 maintains the current intensity of

[[Page 43888]]

the procedure, as well as better maintaining relativity with the other 
codes in the family.
    We disagree with the RUC-recommended work RVU of 1.75 for CPT code 
95XX8 and we are instead proposing a work RVU of 1.56 based on a 
crosswalk to CPT code 77047 (Magnetic resonance imaging, breast, 
without contrast material; bilateral). We disagree with the RUC's 
recommended work RVU of 1.75, based on the survey median result, as it 
represents a significant increase in work valuation and intensity over 
the other codes in this family. For example, the RUC recommended a work 
RVU of 1.50 for CPT code 95924 in comparison to 1.75 for this code, 
despite CPT code 95XX8 having only 5 minutes of additional intraservice 
time and 3 minutes of additional total time (50 minutes as compared 
with 47 minutes). CPT code 95XX8 would require an anomalously high 
intensity relative to the rest of the family to justify the recommended 
work valuation of 1.75, which we do not agree would be warranted here 
given that this code is performing the same autonomic function tests 
that take place in CPT code 95922 and 95923. Therefore we are proposing 
a work RVU of 1.56 based on a crosswalk to CPT code 77047, a breast MRI 
procedure with the identical intraservice time and similar total work 
time as CPT code 95XX8. We believe that this valuation of CPT code 
95XX8 better maintains relativity with the other codes in the family 
instead of requiring an anomalously high intensity as was the case at 
the RUC's recommended work RVU.
    We disagree with the RUC-recommended work RVU of 1.91 for CPT code 
95XX9 and we are instead proposing a work RVU of 1.77 based on a 
crosswalk to CPT code 78831 (Radiopharmaceutical localization of tumor, 
inflammatory process or distribution of radiopharmaceutical agent(s) 
(includes vascular flow and blood pool imaging, when performed); 
tomographic (SPECT), minimum 2 areas (e.g., pelvis and knees, chest and 
abdomen) or separate acquisitions (e.g., lung ventilation and 
perfusion), single day imaging, or single area or acquisition over 2 or 
more days). As was the case with CPT code 95XX8, we believe that the 
RUC's recommended work RVU of 1.91 for CPT code 95XX9, based on the 
survey 25th percentile result, represents a significant increase in 
work valuation and intensity over the other codes in this family. While 
we do agree with the RUC that CPT code 95XX9 includes the most 
autonomic function tests and should have the highest intensity within 
the code family, we disagree that CPT code 95XX9 should be valued at a 
work RVU that results in an intensity approximately 50 percent higher 
than the rest of this family. To use the same example again, the RUC 
recommended a work RVU of 1.50 for CPT code 95924 in comparison to 1.91 
for this code, despite CPT code 95XX9 having only 5 minutes of 
additional intraservice time and 7 minutes of additional total time (52 
minutes as compared with 47 minutes). We believe that the work 
valuation and intensity are simply too high at the RUC's recommended 
work RVU of 1.91 as this does not maintain relativity with the other 
codes in this family, given that the same tests are being performed. 
Therefore, we are proposing a work RVU of 1.77 based on a crosswalk to 
CPT code 78831, a radiopharmaceutical procedure with the identical 
intraservice time and similar total work time as CPT code 95XX9. We 
note that this work valuation still assigns the highest intensity in 
the family to CPT code 95XX9, while bringing it more in accordance with 
its peer codes. We believe that this valuation of CPT code 95XX9 better 
maintains relativity with the other codes in the family instead of 
requiring an anomalously high intensity as was the case at the RUC's 
recommended work RVU.
    We are proposing the RUC-recommended direct PE inputs for CPT codes 
95921, 95XX4, 95922, 95923, 95XX5, 95XX6, 95924, 95XX7, 95XX8, and 
95XX9 without refinement.
(43) Unattended Sleep Testing (CPT Codes 95X18, 95X19, 95X20, 95X21, 
95X22, and 95X23)
    At the February 2025 CPT Editorial Panel meeting, CPT codes 95800 
(Sleep study, unattended, simultaneous recording; heart rate, oxygen 
saturation, respiratory analysis (e.g., by airflow or peripheral 
arterial tone), and sleep time), 95801 (Sleep study, unattended, 
simultaneous recording; minimum of heart rate, oxygen saturation, and 
respiratory analysis (e.g., by airflow or peripheral arterial tone)) 
and 95806 (Sleep study, unattended, simultaneous recording of, heart 
rate, oxygen saturation, respiratory airflow, and respiratory effort 
(e.g., thoracoabdominal movement)) were deleted. They were replaced 
with six new CPT codes: 95X18 (Unattended sleep study, set-up, data 
acquisition and technical analysis; low complexity of 3-4 channels that 
generate at least 3-5 parameter categories), 95X19 (Unattended sleep 
study, set-up, data acquisition and technical analysis; moderate 
complexity of 5-10 channels that generate at least 6-8 parameter 
categories), 95X20 (Unattended sleep study, set-up, data acquisition 
and technical analysis; high complexity of 11 or more channels that 
generate at least 9 parameter categories), 95X21 (Unattended sleep 
study, interpretation and report by a physician or other qualified 
health care professional; low complexity of 3-4 channels that generate 
at least 3-5 parameter categories), 95X22 (Unattended sleep study, 
interpretation and report by a physician or other qualified health care 
professional; moderate complexity of 5-10 channels that generate at 
least 6-8 parameter categories), and 95X23 (Unattended sleep study, 
interpretation and report by a physician or other qualified health care 
professional; high complexity of 11 or more channels that generate at 
least 9 parameter categories). This code family describes the reporting 
of unattended sleep studies with set-up, data acquisition, and 
technical analysis, and with interpretation and report by a physician 
or other qualified health care professional. These new codes were 
surveyed for the April 2025 RUC meeting.
    For CY 2027, the RUC recommended a work RVU of 0.81 for CPT code 
95X21, a work RVU of 1.05 for CPT code 95X22, and a work RVU of 1.60 
for CPT code 95X23. These codes are professional component only 
services and have no direct PE inputs; we also note that the RUC 
recommendations for CPT codes 95X21 and 95X22 were affected by the 
efficiency adjustment which was applied at the start of CY 2026, as the 
RUC recommendations were based on pre-adjustment work valuations. For 
CPT code 95X21, we are proposing the RUC's recommended work RVU of 0.81 
and for CPT code 95X22, we are proposing the RUC's recommended work RVU 
of 1.05.
    However, we disagree with the RUC's recommended work RVU of 1.60 
for CPT code 95X23 and we are instead proposing a work RVU of 1.42 
based on a crosswalk to CPT code 92014 (Ophthalmological services: 
medical examination and evaluation, with initiation or continuation of 
diagnostic and treatment program; comprehensive, established patient, 1 
or more visits), which has 24 minutes of intraservice time and 37 
minutes of total time. CPT code 95X23 is a similarly timed code with 20 
minutes of intraservice time and 39 minutes of total time. We are aware 
that the RUC's recommended work RVU is lower than the survey 25th 
percentile work RVU and further understand that the increase in 
intensity from moderate complexity of 5 to 10 channels that generate at 
least 6 to 8 parameter

[[Page 43889]]

categories to complexity of 11 or more channels that generate at least 
9 parameter categories may not be linear. The additional parameters 
could be more complex, which could result in higher intensity and may 
not be fully captured in the previous two codes. We agree that the 
intensity for CPT code 95X23 should be higher; however, we do not 
believe that the intensity associated with the RUC recommended RVU of 
1.60 is typical for this service since it would be nearly double the 
intensity of CPT codes 95X21 and 95X22. Therefore, we believe that CPT 
code 92014 is an appropriate crosswalk compared to the RUC's 
recommended crosswalk to CPT code 99203 (Office or other outpatient 
visit for the evaluation and management of a new patient, which 
requires a medically appropriate history and/or examination and low 
level of medical decision making. When using total time on the date of 
the encounter for code selection, 30 minutes must be met or exceeded.). 
We believe that our proposed valuation of 1.42, based on the crosswalk 
from 92014, more accurately values CPT code 95X23 since it does not 
result in the sizable increase in intensity as recommended by the RUC. 
In addition, we have maintained relativity between the codes in this 
family with similarly timed codes.
    For CPT codes 95X18, 95X19, and 95X20, which are Practice Expense 
(PE) only codes, we are proposing the RUC-recommended direct PE inputs. 
However, we note concerns regarding two direct PE inputs: CA021 
(Perform procedure/service--NOT directly related to physician work 
time) and CA042 (Perform procedure/service in post-service period--NOT 
directly related to physician work time). For CPT codes 95X18 and 
95X19, the RUC recommended 15 minutes for the CA021 activity, and 25 
minutes for CPT code 95X20. The rationale for this increase from 15 
minutes for CPT codes 95X18 and 95X19 to 25 minutes for CPT code 95X20 
was not clearly stated in the PE Summary of Recommendations although 
this is an increase of 66.7 percent. Similarly, for the CA042 activity, 
the RUC recommended 40 minutes for CPT code 95X18, 50 minutes for CPT 
code 95X19, and 70 minutes for CPT code 95X20. We note that there is a 
10-minute increase from CPT code 95X18 to CPT code 95X19, and a 20-
minute increase from CPT code 95X19 to CPT code 95X20. The rationale 
for these 10-minute and 20-minute increases was also not clearly 
stated. We appreciate that explanations for the direct PE inputs were 
provided in the PE Summary of Recommendations, given that this is a 
non-standard clinical labor activity. However, as CPT code 95X18 
describes a low-complexity study, CPT code 95X19 describes a moderate-
complexity study, and CPT code 95X20 describes a high-complexity study, 
we welcome public comments providing additional information, 
particularly regarding the increases in time for these direct PE inputs 
across these three CPT codes.
    Also, for CPT codes 95X18, 95X19, and 95X20, the RUC recommended 
use of the ``other'' formula for three new equipment items and based 
the time assumption of 960 minutes (that is, 16 hours). We are 
soliciting comments on whether it would be typical for the equipment in 
question to be worn for the full 16 hours. According to the PE Summary 
of Recommendations, patients typically arrive later in the day (for 
example, around 4 p.m.) for an appointment to perform a test run with 
the equipment, then take the equipment home and return it the following 
morning (typically around 9 a.m.). Therefore, the RUC recommended a 16-
hour period, representing two nights, as this duration currently exists 
in the RUC database and is generally consistent with clinical practice. 
However, we are seeking public comments on whether two nights of use 
are required and typical for home sleep testing, as the reported 
equipment time may represent the total period the patient has the 
device outside the office rather than the time it is actually in use.
    Lastly, we received invoices for a new supply item and three new 
equipment items for CPT codes 95X18, 95X19, and 95X20. The new supply 
item is SA143 (Nox A1 Sensor Kit adult), and the new equipment items 
are EQ417 (Nox A1s System with SpO2, US), EQ418 (Apnea Link Air), and 
EQ419 (Apnea Trak Legacy). However, a single invoice for each supply or 
piece of equipment may not be reflective of typical costs, we encourage 
interested parties to submit invoices to improve the accuracy of 
pricing for these items in the direct PE database.
    We are proposing the RUC-recommended direct PE inputs for CPT codes 
95X18, 95X19, and 95X20 without refinement.
(44) Laser Treatment for Inflammatory Skin Diseases (CPT Codes 96920, 
96921, and 96922)
    In May 2025, the CPT Editorial Panel revised three codes to reflect 
the intended use for inflammatory or auto-immune skin diseases (e.g., 
psoriasis): CPT codes 96920 (Laser treatment, 308-312 nanometer 
wavelengths, for inflammatory or auto-immune skin diseases (e.g., 
psoriasis); total area less than 250 sq cm), 96921 (Laser treatment, 
308-312 nanometer wavelengths, for inflammatory or auto-immune skin 
diseases (e.g., psoriasis); 250 sq cm to 500 sq cm), and 96922 (Laser 
treatment, 308-312 nanometer wavelengths, for inflammatory or auto-
immune skin diseases (e.g., psoriasis); over 500 sq cm). These codes 
were last discussed in the CY 2025 PFS final rule (89 FR 97797 through 
97801). These revisions were based on flaws in the prior valuation 
process and a change in the patient population. The specialty society 
surveyed the code family for the September 2025 RUC meeting.
    For CY 2027, we are proposing the RUC-recommended work RVUs of 1.00 
for CPT code 96920, 1.24 for CPT code 96921, and 1.50 for CPT code 
96922. We are proposing the RUC-recommended direct PE inputs for CPT 
codes 96920, 96921, and 96922 without refinement.
(45) Real-Time Fluorescence Wound Imaging (CPT Code 976XX)
    In September 2025, the CPT Editorial Panel created a new code to 
report real-time florescence wound imaging, CPT code 976XX (Real-time 
fluorescence wound imaging with clinical darkness to identify presence, 
location, load of bacteria and measure wound size, per day). The 
specialty society did not conduct a survey for CPT code 976XX because 
they determined it would be unable to conduct a successful survey that 
met the RUC's minimum survey threshold, and therefore, the RUC 
recommended contractor pricing for CY 2027.
    Due to persistent payment variability for the predecessor CPT codes 
0598T and 0599T, and limited geographical uptake of the technology, the 
device manufacturer requested that CMS actively price CPT code 976XX 
and provided work RVU and direct PE input recommendations. After 
consideration of the manufacturer's recommendations, we are proposing a 
work RVU of 0.80 and physician pre-evaluation time of 6 minutes, 
intraservice time of 15 minutes, and immediate post service time of 5 
minutes, totaling 26 minutes of physician time. For direct PE in the 
non-facility, we are proposing a direct crosswalk of clinical labor 
activities and time from CPT code 97610 (Low frequency, non-contact, 
non-thermal ultrasound, including topical application(s), when 
performed, wound assessment, and instruction(s) for ongoing care, per 
day), with the addition of 10 minutes for CA026 Clean surgical 
instrument package for CPT code 976XX, for a total of 42 minutes of

[[Page 43890]]

clinical labor time. Additionally, we are proposing the following 
supply items and quantities in the non-facility for CPT code 976XX.
[GRAPHIC] [TIFF OMITTED] TP16JY26.022

    Additionally, we are proposing the following equipment items and 
equipment minutes in the non-facility to correspond with the 30 and 36 
minutes of clinical labor time included in the default and instrument 
pack equipment formulas, respectively, for CPT code 976XX. The 
MolecuLight DX System (ER131) was added to the direct PE database for 
inclusion in CPT code 976XX assuming a 5-year useful life and purchase 
price of $21,500 based on the provided invoices. We are not proposing 
to include the MolecuLight carrying case in CPT code's 976XX's 
equipment costs as recommended by the device manufacturer. We have a 
longstanding policy that medical equipment must be at least $500 and 
all equipment inputs under $500 are considered indirect expense. We 
welcome public comment on the appropriateness of our proposed work RVU 
and the typicality of our proposed physician work times and direct PE 
inputs.
[GRAPHIC] [TIFF OMITTED] TP16JY26.023

    We are seeking comment on whether this service will typically be 
billed alongside wound debridement codes (that is, greater than 50 
percent of the time), and if so, which of the proposed direct PE inputs 
may be duplicative of those already included in the wound debridement 
codes, such as CPT codes 11042 (Debridement, subcutaneous tissue 
(includes epidermis and dermis, if performed); first 20 sq cm or less) 
and 97597 (Debridement (e.g., high pressure waterjet with/without 
suction, sharp selective debridement with scissors, scalpel and 
forceps), open wound, (e.g., fibrin, devitalized epidermis and/or 
dermis, exudate, debris, biofilm), including topical application(s), 
wound assessment, use of a whirlpool, when performed and instruction(s) 
for ongoing care, per session, total wound(s) surface area; first 20 sq 
cm or less)). We note that CPT code 976XX's predecessor codes, CPT 
codes 0598T and 0599T, were billed with wound debridement codes 35.1 
percent and 46.6 percent of the time, respectively. However, we 
understand that such concurrent billing with wound debridement may 
become more common as adoption of this technology increases. For 
example, we are seeking comment on whether the following proposed 
supply items are duplicative of debridement codes if it is anticipated 
that these codes will be typically billed together: SB007, SB019, 
SB044, SC056, SF007, SF018, SG035, SG051, SG052, SG079, SH069 and 
SJ046. We are also seeking comment on whether these wound care supply 
items are typical for CPT code 976XX, given that the code descriptor 
specifies wound imaging but does not include any wound care elements. 
Finally, we note that the direct PE crosswalk code, CPT code 97610, is 
billed alone 64.4 percent of the time and with debridement CPT code 
11042 only 4.3 percent of the time. Therefore, we are seeking comment 
on the appropriateness of this code as a direct PE crosswalk 
considering the different billing patterns of CPT code 97610 and 976XX 
based on its predecessor codes.
(46) Lactation Care Services (CPT Codes 978XX and 978X1)
    At the May 2025 CPT Editorial Panel meeting, two new CPT codes were 
created for reporting lactation care directed by a physician or 
qualified health care professional (QHP): CPT codes 978XX (Lactation 
care directed by a physician or other qualified health care 
professional, including history, assessment, training, and report; 
first 30

[[Page 43891]]

minutes) and 978X1 (Lactation care directed by a physician or other 
qualified health care professional, including history, assessment, 
training, and report; each additional 15 minutes). These new CPT codes 
were surveyed at the September 2025 AMA RUC Meeting.
    For CY 2027, we are proposing the RUC-recommended work RVU of 0.18 
for CPT code 978XX. The RUC did not recommend, and we are not proposing 
a work RVU for CPT code 978X1, which has been designed as a PE only 
service.
    We are proposing the RUC-recommended direct PE inputs for CPT codes 
978XX and 978X1, including the creation of a new clinical staff type 
for Lactation Consultant (L076A) and a new EF052 equipment item (scale, 
infant, digital, fine gradation). We are adopting CPT language and 
requirements for the Lactation Consultant: ``The qualifications of the 
lactation consultant/counselor must be recognized by a physician 
society, nonphysician health care professional society/association, or 
other appropriate source.'' We are proposing to value this new clinical 
staff type at the same 0.76 rate per minute currently used by the RN 
(L051A) clinical staff type as recommended by the RUC; we are seeking 
comment regarding this new clinical staff type and whether there may be 
a more appropriate crosswalk than the RN clinical staff type. We are 
proposing the RUC-recommendation of the RN clinical staff type as a 
proxy for pricing purposes, but are seeking comment on whether 
Lactation Consultants are typically RNs with additional credentialing/
certification to be qualified to serve as a lactation consultant.
(47) Adaptive Behavior Services (CPT Codes 97151, 97152, 97X1X, 97X2X, 
97X3X, 97153, 97154, 97X4X, 97X5X, 97155, 97X6X, 97156, 97157, 97158)
    At the September 2025 CPT Editorial Panel meeting, the CPT 
Editorial Panel deleted CPT codes 0362T (Behavior identification 
supporting assessment, each 15 minutes of technicians' time face-to-
face with a patient, requiring the following components: administration 
by the physician or other qualified health care professional who is on 
site; with the assistance of two or more technicians; for a patient who 
exhibits destructive behavior; completion in an environment that is 
customized to the patient's behavior.) and 0373T (Adaptive behavior 
treatment with protocol modification, each 15 minutes of technicians' 
time face-to-face with a patient, requiring the following components: 
administration by the physician or other qualified health care 
professional who is on site; with the assistance of two or more 
technicians; for a patient who exhibits destructive behavior; 
completion in an environment that is customized to the patient's 
behavior.), revised eight existing CPT codes: 97151 (Behavior 
identification assessment, administered by a physician or other QHP, 
each 15 minutes of the physician's or other QHP's time face-to-face 
with patient and/or caregiver(s) administering assessments and 
discussing findings and recommendations, and non- face-to-face 
analyzing past data, scoring and/or interpreting the assessment, and 
preparing the report and/or treatment plan), 97152 (Behavior 
identification-supporting assessment, administered by technician, face-
to-face with the patient, each 15 minutes), 97153 (Adaptive behavior 
treatment by protocol, administered by technician, face-to-face with 
one patient, each 15 minutes), 97154 (Group adaptive behavior treatment 
by protocol, administered by technician, face-to-face with two or more 
patients, each 15 minutes), 97155 (Adaptive behavior direction of 
technician and analysis by physician or other QHP, face-to-face with a 
patient, each 15 minutes), 97156 (Family adaptive behavior treatment 
guidance with analysis, administered by physician or other QHP (with or 
without the patient present), including discussing protocols and 
treatment targets and/or training the caregiver(s) to implement 
assessment or treatment protocols with the patient, face-to-face with 
caregiver(s) for 1 patient, each 15 minutes), 97157 (Multiple-family 
group adaptive behavior treatment guidance with analysis, administered 
by physician or other QHP (without the patient present), face-to-face 
with multiple sets of caregivers for multiple patients, each 15 
minutes) and 97158 (Group adaptive behavior treatment with analysis, 
administered by physician or other QHP, face-to-face with multiple 
patients, each 15 minutes), and created six new CPT codes: 97X1X 
(Behavior identification supporting assessment of harmful behavior, 
each 15 minutes of technician time face-to-face with a patient, 
requiring the following components: delivered by two technicians, for a 
patient who exhibits harmful behavior, conducted in an environment that 
is customized to the patient's behavior,), 97X2X (Behavior 
identification supporting assessment of harmful behavior, each 15 
minutes of technician time face-to-face with a patient, requiring the 
following components: delivered by two technicians, for a patient who 
exhibits harmful behavior, conducted in an environment that is 
customized to the patient's behavior, additional technicians present, 
each 15 minutes (list separately in addition to code for primary 
procedure)), 97X3X (Adaptive behavior non-face-to-face services, 
personally performed by a physician or other QHP, each 15 minutes, with 
any of the following elements, when performed: review and analysis of 
data and session notes on patient treatment targets, clinical decision 
making regarding the need to modify treatment targets, goals, or 
protocols and/or making those modifications, clinical decision making 
regarding the need for additional assessment and developing or 
modifying assessment protocols, developing discharge or transition 
plan, reviewing treatment targets and/or revised assessment or 
treatment protocols with technician(s).), 97X4X (Adaptive behavior 
treatment of harmful behavior, each 15 minutes of technician time with 
a patient, requiring the following components: delivered by two 
technicians, for a patient who exhibits harmful behavior, conducted in 
an environment that is customized to the patient's behavior.), 97X5X 
(Adaptive behavior treatment of harmful behavior, each 15 minutes of 
technician time with a patient, requiring the following components: 
delivered by two technicians, for a patient who exhibits harmful 
behavior, conducted in an environment that is customized to the 
patient's behavior, each additional technician present, each 15 minutes 
(List separately in addition to code for primary procedure)), and 97X6X 
(Adaptive behavior treatment with analysis, administered by physician 
or other qualified health care professional, face-to-face with 1 
patient, each 15 minutes), to better specify appropriate time, define 
terms, address reporting gaps, and clarify reporting for technician and 
physician/QHP face-to-face and non-face-to-face adaptive behavior 
services. The RUC HCPAC Review Board reviewed the 14 codes in the 
revised code family at the January 2026 RUC HCPAC.
    The RUC is recommending contractor pricing for all twelve codes in 
the family. The existing CPT codes 97151 through 97158 are currently 
contractor priced. We propose to contractor price the six new codes and 
make no change to the status indicator for the eight revised existing 
codes that are already contractor priced.

[[Page 43892]]

(48) Remote Monitoring (CPT Codes 98975, 98976, 98977, 98978, 98980, 
98981, 98984, 98985, 98986, 98979, 99091, 99453, 99454, 99457, 99458, 
99473, 99474, 99445, and 99470)
(a) Background and Overview
    In recent years, we have established payment for two code families 
that describe certain remote monitoring services: remote physiologic 
monitoring (RPM) and remote therapy monitoring (RTM). In the CY 2018 
PFS final rule, we summarized feedback from a comment solicitation 
aimed at informing new payment policies that would allow for separate 
payment for remote monitoring services (82 FR 53014). In the CY 2019 
PFS final rule (83 FR 59574 through 59576), we established valuations 
and payment policy for the RPM code family. In the CY 2020 PFS final 
rule (84 FR 62697 through 62698), we explained that the RPM code family 
describes chronic care RPM services that involve the collection, 
analysis, and interpretation of digitally collected physiologic data, 
followed by the development of a treatment plan and the managing of a 
patient under the treatment plan (84 FR 62697). In the CY 2020 PFS 
final rule, we finalized that CPT codes 99457 and 99458 would be 
included as designated care management services, allowing RPM services 
to be furnished under the general supervision of the physician or other 
qualified health care professional (who is qualified by education, 
training, licensure/regulation and facility privileging) (84 FR 62698). 
In the CY 2023 PFS final rule, in response to comments, we clarified 
that RTM or RPM services could be billed concurrently with Chronic Care 
Management (CCM), Transitional Care Management (TCM), Principal Care 
Management (PCM), Chronic Pain Management (CPM), or Behavioral Health 
Integration (BHI) (86 FR 69528 through 69539).
    In September 2024, the Current Procedural Terminology (CPT) 
Editorial Panel added one code and made code revisions to report RPM 
device supply for 2 to 15 days and 16 to 30 days within a 30-day 
period; created one new code and code revisions to report RPM treatment 
management services for the first 10 minutes, first 20 minutes, and 
each additional 20 minutes thereafter; added three RTM device supply 
codes to report respiratory, musculoskeletal and cognitive behavioral 
therapy for 2 to 15 days and 16 to 30 days within a 30-day period; 
created one new code and made code revisions to report RTM treatment 
management services for the first 10 minutes, first 20 minutes, and 
each additional 20 minutes thereafter; and revised remote monitoring 
guidelines. We reviewed the RUC recommendations for these services in 
the CY 2026 PFS final rule (90 FR 49394 through 49404). In response to 
recent reports and recommendations from the Office of the Inspector 
General (Additional Oversight of Remote Patient Monitoring in Medicare 
Is Needed \2\ and Billing for Remote Patient Monitoring in Medicare 
\3\), for CY 2027, we are proposing refinements to the policies 
surrounding remote physiologic and remote therapeutic monitoring, as 
detailed later in this section.
---------------------------------------------------------------------------

    \2\ https://oig.hhs.gov/reports/all/2024/additional-oversight-of-remote-patient-monitoring-in-medicare-is-needed/.
    \3\ https://oig.hhs.gov/reports/all/2025/billing-for-remote-patient-monitoring/.
---------------------------------------------------------------------------

(b) Established Patient Requirements
    In the CY 2021 PFS final rule (85 FR 84542 through 84546), we 
established that, when the PHE for COVID-19 ended, we again required 
that RPM services be furnished only to an established patient. Patients 
who received initial remote monitoring services during PHE were 
considered established patients for purposes of the new patient 
requirements that were effective after the last day of the PHE for 
COVID-19.
    For CY 2027, we are proposing to require that RTM services also be 
furnished only to established patients. We are proposing this condition 
of payment because we believe that a practitioner with an established 
relationship with a patient would likely have had the opportunity to 
collect relevant patient history and conduct a physical exam, as 
appropriate. As a result, the practitioner would possess information 
needed to understand the current medical status and needs of the 
patient prior to ordering RTM services to collect and analyze the 
patient's data and use the results of remote therapeutic monitoring to 
manage the patient under a specific treatment plan or therapy plan of 
care.
    This proposal would also assist in resolving OIG's findings that 
some practices did not have a prior relationship with patients for whom 
they billed remote monitoring services for (Billing for Remote Patient 
Monitoring in Medicare \4\).
---------------------------------------------------------------------------

    \4\ See the eCQI Resource Center description of the US Quality 
Core Implementation Guide (https://ecqi.healthit.gov/qi-core/about) 
and version 0.5.0 of the 2026 US Quality Core Implementation Guide 
(http://fhir.org/guides/onc/us-quality-core/ImplementationGuide/fhir.onc.us-quality-core).
---------------------------------------------------------------------------

(c) Initiating Visit Requirements
    For CY 2027, we are proposing that practitioners reporting RPM or 
RTM services must furnish a separately reportable initiating visit in 
association with the onset of RPM or RTM services, since these services 
require a level of care coordination that cannot be effective without 
appropriate evaluation of the patient's needs. The initiating visit 
would also ensure the billing practitioner assesses the beneficiary to 
determine clinical appropriateness of RPM or RTM and provide an 
opportunity to obtain the required beneficiary consent to receive RPM 
or RTM services. We are proposing that RPM or RTM services must be 
initiated by the billing practitioner during a face-to-face (in-person 
or telehealth) visit. CPT codes that do not involve a face-to-face 
visit by the billing practitioner or are not separately payable under 
Medicare cannot be used as the visit for RPM or RTM initiation. If RPM 
or RTM is not discussed with the patient at that visit, that visit 
cannot count as the initiating visit for RPM or RTM. The RPM or RTM 
initiating visit can be separately billed.
(d) Supervision Requirements
    Currently, RPM or RTM services may be outsourced to third-party 
companies that provide services via telephone and online contact only, 
using staff who have little to no established relationship with the 
beneficiary or other members of the care team and have little to no 
interaction with the office staff and billing practitioner. After 
reviewing the findings discussed in recent OIG reports, such as 
companies ``cold calling'' beneficiaries to solicit them for remote 
monitoring services they may not need (Additional Oversight of Remote 
Patient Monitoring in Medicare Is Needed \5\) and working to improve 
the transparency of ``incident to'' services, we believe outsourcing 
RPM/RTM services to a third party can fragment care, lead to 
insufficient involvement and oversight of the billing practitioner, or 
result in services that do not actually represent or facilitate all 
required aspects of RPM or RTM services. Provision of these services by 
entities having only a loose association with the treating practitioner 
can detract from longitudinal, patient-centered care. We do not believe 
that RPM or RTM services provided by clinical staff contracted by a 
third party can ensure the billing practitioner has adequate oversight, 
management, or collaboration

[[Page 43893]]

to bill RPM or RTM services. If there is little oversight by the 
billing practitioner or a lack of clinical integration between a third-
party providing RPM/RTM and the billing practitioner, we do not believe 
that the full scope of service elements required to bill these codes 
are being met.
---------------------------------------------------------------------------

    \5\ https://oig.hhs.gov/reports/all/2024/additional-oversight-of-remote-patient-monitoring-in-medicare-is-needed/.
---------------------------------------------------------------------------

    We are proposing to only allow payment for RPM or RTM services when 
furnished by clinical staff employed by the practice. To count the time 
spent by clinical staff providing aspects of RPM or RTM services, the 
clinical staff must be a direct employee of the practitioner or the 
practitioner's practice. If finalized, this will mean that for the 
purposes of billing Medicare, beginning January 1, 2027, the RPM and 
RTM codes could not be billed in cases where the service is not 
performed by clinical staff of the billing practitioner and will not 
allow contracting out to third-party companies. This does not mean the 
clinical staff must necessarily always be physically located within the 
practice, nor does it require that the beneficiary be on-site for the 
provision of remote monitoring services. Under our proposed revised 
policy, the time spent by clinical staff providing RPM or RTM services 
can be counted, provided that the clinical staff are under the general 
supervision of the billing practitioner, all other requirements of the 
``incident to'' regulations at Sec.  410.26 are met, and the clinical 
staff is a direct employee of the practitioner or the practitioner's 
practice. We are seeking comment on this proposal, specifically on how 
often third-party billing currently occurs and how this policy, if 
finalized, could impact access to remote monitoring services.
(e) Valuation
    Remote physiologic monitoring (RPM) represents the remote 
monitoring of parameters such as weight, blood pressure, and pulse 
oximetry to monitor a patient's condition and inform their management. 
The remote physiologic monitoring code set currently includes CPT codes 
99091, 99445, 99453, 99454, 99457, 99458, 99470, 99473, and 99474 (code 
descriptors in Table A-D6). Remote therapeutic monitoring (RTM) 
represents the monitoring of adherence to at-home therapeutic 
interventions. For RTM, there are distinct device supply codes for 
three types of therapeutic monitoring: respiratory system, cognitive 
behavioral therapy, and musculoskeletal system monitoring. The remote 
therapeutic monitoring code set currently includes CPT codes 98975, 
98976, 98977, 98978, 98979, 98980, 98981, 98984, and 98985 (code 
descriptors in Table A-D6). There are three components of RPM and RTM 
services: education and setup, device supply, and treatment management.
[GRAPHIC] [TIFF OMITTED] TP16JY26.024

    For CPT codes 99453 and 98975, which are PE-only codes describing 
RPM and RTM initial set-up and patient education on use of equipment, 
respectively, we are proposing to crosswalk the direct PE inputs from 
CPT code 99473 (Self-measured blood pressure using a device validated 
for clinical accuracy; patient education/training and device 
calibration), as we believe the existing valuation of CPT codes 99453 
and 98975 may not accurately reflect the resource costs involved in 
those services. Specifically, we are concerned that, due to lack of 
information regarding the typical device used to perform these 
procedures, these services are overvalued. We believe that

[[Page 43894]]

the typical device used for these procedures in the physician office 
setting may not be accurately captured in the data previously used for 
valuation, as we have received very little invoice or pricing 
information from interested parties for the specific devices used in 
RTM and RPM services. We believe that a crosswalk to the direct PE 
inputs associated with CPT code 99473 may more accurately capture the 
resource costs associated with a typical device set-up and patient 
education on use of equipment. We are seeking comment on this proposal, 
specifically information regarding the typical clinical workflow for 
the initial set-up and patient education on use of equipment services 
used in furnishing RPM or RTM and their associated costs.
    For CPT codes 99445 and 99454, which are PE-only codes describing 
RPM device(s) supply with daily recording(s) or programmed alert(s) 
transmission, we are proposing to crosswalk the direct PE inputs from 
CPT code 99474 (Self-measured blood pressure using a device validated 
for clinical accuracy; separate self-measurements of two readings one 
minute apart, twice daily over a 30-day period (minimum of 12 
readings), collection of data reported by the patient and/or caregiver 
to the physician or other qualified health care professional, with 
report of average systolic and diastolic pressures and subsequent 
communication of a treatment plan to the patient). For CPT codes 98976, 
98977, 98978, 98984, 98985, and 98986, which are PE-only codes 
describing RTM device(s) supply for data access or data transmissions, 
we are proposing to crosswalk the direct PE inputs from CPT code 93270 
(External patient and, when performed, auto activated 
electrocardiographic rhythm derived event recording with symptom-
related memory loop with remote download capability up to 30 days, 24-
hour attended monitoring; recording (includes connection, recording, 
and disconnection)). We believe the existing valuation of CPT codes 
99445, 99454, 98976, 98977, 98978, 98984, 98985, and 98986 may not 
accurately reflect the resource costs involved in these services, 
especially since we continue to lack data surrounding the typical RPM 
and RTM devices and the costs associated with them. Specifically, we 
are concerned that, due to lack of information regarding the typical 
device used to perform these procedures, these services are overvalued. 
We believe that the typical device used for these procedures in the 
physician office setting may not be accurately captured in the data 
previously used for valuation, as we have received very little invoice 
or pricing information from interested parties for the specific devices 
used in RTM and RPM services. We believe that the crosswalk to the 
direct PE inputs associated with the proposed codes discussed earlier 
may more accurately capture the resource costs associated with a 
typical device. We are soliciting comments on this proposal, 
specifically information regarding the typical devices used in 
furnishing RPM or RTM, not just their associated costs and invoices, 
but robust evidence detailing what providers are actually paying for 
these devices, including discounts or other typical pricing details. We 
are seeking other types of pricing data and information for RPM or RTM 
devices, including if the costs include software, hardware, or both, as 
well as more information about the typical devices.
    For CPT codes 99470, 99457, 99458, 98979, 98980, and 98981, which 
describe the physician/QHP work associated with treatment management, 
we are proposing to eliminate PE inputs for these codes, as we believe 
resource costs for these services are accurately captured in the work 
RVUs, and we do not believe the typical clinical workflow for these 
services would involve clinical staff time. We are proposing that the 
current work RVUs and current work times for these codes be maintained. 
We welcome information regarding the typical clinical workflow for 
these services.
    We are soliciting comments on these proposals, as well as 
requesting general feedback from the public that may be useful in 
further development of our payment policies for remote monitoring 
services that are currently separately payable under the PFS.
(f) Comment Solicitation
    We have concerns about the administrative burden of the numerous 
remote monitoring codes and proliferation of this code family. We also 
continue to work to implement recommendations from the recent OIG 
reports that we are concerned cannot be fully resolved with the current 
coding structure of the remote monitoring code family, such as ensuring 
that beneficiaries receive all components of the remote monitoring 
service. For example, the OIG report found that, ``About 43 percent of 
enrollees who received remote patient monitoring did not receive all 3 
components of it, raising questions about whether the monitoring is 
being used as intended.'' (Additional Oversight of Remote Patient 
Monitoring in Medicare Is Needed \6\).
---------------------------------------------------------------------------

    \6\ https://oig.hhs.gov/reports/all/2024/additional-oversight-of-remote-patient-monitoring-in-medicare-is-needed/.
---------------------------------------------------------------------------

    We are also considering, and are seeking comment on, bundling CPT 
codes 99453, 99445, 99454, 99091, 99470, 99457, 99458, 98975, 98984, 
98976, 98985, 98977, 98986, 98978, 98979, 98980, and 98981 through the 
creation of new codes that describe initial set up and monthly 
monitoring/management for RPM and RTM, respectively. For payment for 
remote monitoring services under the PFS, we are also considering, and 
are seeking comment on, the creation of four new HCPCS G-Codes:
     GRPM1: RPM initial set-up and patient education.
     GRPM2: Remote monitoring of physiologic parameter(s) 
(e.g., weight, blood pressure, pulse oximetry, respiratory flow rate), 
per calendar month, including:
    ++ Device(s) supply with daily recording(s) or programmed alert(s) 
transmission.
    ++ 2 or more days of data transmission.
    ++ Treatment management services, requiring at least one real-time 
interactive communication with the patient/caregiver; time totaling at 
least 20 minutes.
     GRTM1: RTM initial set-up and patient education.
     GRTM2: Remote monitoring of therapeutic parameter(s) 
(e.g., therapy adherence, therapy response, digital therapeutic 
intervention), per calendar month, including:
    ++ Device(s) supply for data access or data transmissions.
    ++ 2 or more days of data transmission.
    ++ Treatment management services, requiring at least one real-time 
interactive communication with the patient or caregiver; time totaling 
at least 20 minutes.
    We are seeking comment on these HCPCS G-codes and are also seeking 
comment on any other revisions needed to the code descriptors to 
reflect the necessary service elements for this code family. These 
HCPCS G-codes would adopt all current conditions of payment for the 
remote therapeutic and remote physiologic codes finalized in prior 
rulemaking, as well as the proposed established patient, initiating 
visit, or supervision or both requirements outlined earlier in this 
section, if finalized. As drafted, all service elements outlined in the 
G-code descriptors would be required each

[[Page 43895]]

calendar month. We are seeking public comment on these HCPCS G-codes 
and, after consideration of public comment, could finalize payment for 
these codes.
    The creation of these G-codes could alleviate administrative 
burden, as this would reduce the number of remote monitoring codes from 
17 to four. These HCPCS G-codes would also ensure that beneficiaries 
receive treatment management services when receiving remote monitoring 
services. According to the OIG Reports, billing for Remote Patient 
Monitoring in Medicare \7\ and Additional Oversight of Remote Patient 
Monitoring in Medicare Is Needed,\8\ some beneficiaries do not 
regularly receive treatment management services. The OIG Report, 
Additional Oversight of Remote Patient Monitoring in Medicare Is 
Needed,\9\ also stated that forty-three percent of enrollees who 
received remote patient monitoring did not receive at least one of the 
three components (patient education and set-up, device supply, and 
treatment management). Although we have not required that providers 
bill for all three components, this data from the OIG Report raises 
questions about how these services are being used. By incorporating 
device supply, data transmission, and treatment management into one 
code, we could ensure that those service elements are always provided.
---------------------------------------------------------------------------

    \7\ https://oig.hhs.gov/reports/all/2025/billing-for-remote-patient-monitoring/.
    \8\ https://oig.hhs.gov/reports/all/2024/additional-oversight-of-remote-patient-monitoring-in-medicare-is-needed/.
    \9\ https://oig.hhs.gov/reports/all/2024/additional-oversight-of-remote-patient-monitoring-in-medicare-is-needed/.
---------------------------------------------------------------------------

    In the CY 2024 PFS final rule (88 FR 79071 through 79073), we 
finalized the policy to add the suite of services that comprise RPM and 
RTM services to the general care management code, G0511 beginning 
January 1, 2024 as the requirements for RPM and RTM services are 
similar to the non-face-to-face requirements for the general care 
management services furnished in RHCs and FQHCs. Beginning January 1, 
2025, RHCs and FQHCs are required to bill the individual codes that 
make up the general care management HCPCS code, G0511 (89 FR 97998 
through 98010). Accordingly, we are seeking comment on implementing 
these HCPCS G-codes in RHCs and FQHCs.
    We are seeking comment on valuation for these HCPCS G-codes. For 
GRPM1 and GRTM1, which could be PE-only codes describing RPM and RTM 
initial set-up and patient education on use of equipment, respectively, 
we could crosswalk the direct PE inputs from CPT code 99473 (Self-
measured blood pressure using a device validated for clinical accuracy; 
patient education/training and device calibration). We are seeking 
comment on this valuation, specifically information regarding the 
typical clinical workflow for the initial set-up and patient education 
on the use of equipment services used in furnishing RPM or RTM and 
their associated costs.
    For GRPM2, we could crosswalk the work RVU input of 0.61 RVUs from 
CPT code 99457 and the direct PE inputs from CPT code 99474 (Self-
measured blood pressure using a device validated for clinical accuracy; 
separate self-measurements of two readings one minute apart, twice 
daily over a 30-day period (minimum of 12 readings), collection of data 
reported by the patient and/or caregiver to the physician or other 
qualified health care professional, with report of average systolic and 
diastolic pressures and subsequent communication of a treatment plan to 
the patient).
    For GRTM2, we could crosswalk the work RVU input of 0.62 RVUs from 
CPT code 98980 and the direct PE inputs from CPT code 93270 (External 
patient and, when performed, auto activated electrocardiographic rhythm 
derived event recording with symptom-related memory loop with remote 
download capability up to 30 days, 24-hour attended monitoring; 
recording (includes connection, recording, and disconnection)).
(49) National Payment for Non-Sheet Form Skin Substitutes
    In the CY 2026 PFS final rule (90 FR 49500), we finalized 
contractor pricing for non-sheet form skin substitutes. We stated that 
these products have the potential to be payable as skin substitutes; 
but that the units, as expressed in a product's coding, are difficult 
to standardize for payment purposes. Therefore, we finalized that we 
would maintain the current coding mechanism for these products and 
would direct the Medicare Administrative Contractors (MACs) to 
determine appropriate payment, which is generally consistent with how 
these products are currently paid. We stated that we would continue to 
evaluate payments for these products to determine if an alternative 
payment methodology may be better suited to non-sheet products.
    Based on ongoing analysis and feedback from internal and external 
interested parties, we have come to believe that, on the balance, the 
resource costs per cm\2\ for non-sheet form skin substitutes is 
consistent with the resource costs associated with those associated 
with sheet form skin substitutes. For non-sheet skin substitute 
products, cm\2\ reflects the wound surface area treated rather than the 
physical dimensions of the product. Therefore, for CY 2027, we are 
proposing to nationally price the non-sheet form skin substitutes 
consistent with the payment rates associated with the sheet form skin 
substitutes. For a list of the non-sheet form skin substitutes, please 
refer to the skin substitutes section located on the CMS website 
(https://www.cms.gov/medicare/payment/fee-schedules/physician-fee-schedule/skin-substitutes).
(50) Smoking and Tobacco Use Cessation (CPT Codes 99406, 99407) and 
Screening, Brief Intervention, and Referral to Treatment (SBIRT) (HCPCS 
Codes G2011, G0396, G0397)
    The Trump Administration Executive Order, ``Establishing the 
President's Make America Health Again Commission'' \10\ is a top 
priority for CMS, as such we continue to focus on the prevention and 
management of chronic disease. Chronic disease remains a significant 
public health concern, with three in four American adults having at 
least one chronic condition, and more than half having two or more 
chronic conditions. Many preventable chronic diseases are caused by a 
short list of risk behaviors, including smoking, poor nutrition, 
physical inactivity, and excessive alcohol use.\11\ These patterns 
reinforce the need for accessible behavioral health services that can 
help individuals reduce these risk behaviors.
---------------------------------------------------------------------------

    \10\ https://www.whitehouse.gov/presidential-actions/2025/02/establishing-the-presidents-make-america-healthy-again-commission/.
    \11\ https://www.cdc.gov/chronic-disease/about/index.html.
---------------------------------------------------------------------------

    In the CY 2024 PFS final rule (88 FR 79006 through 79010), we 
finalized an increase in the valuation for timed behavioral health 
services under the PFS by applying an upward adjustment of 19.1 percent 
to the work RVUs for time-based psychotherapy codes payable under the 
PFS. This increase is being implemented over a 4-year transition 
period.
    We believe similar adjustments are warranted for smoking and 
tobacco use cessation, CPT codes 99406 (Smoking and tobacco use 
cessation counseling visit; intermediate, greater than 3 minutes up to 
10 minutes) and 99407 (Smoking and tobacco use cessation counseling 
visit; intensive, greater than 10 minutes) and screening, brief 
intervention, and referral to treatment (SBIRT) services, HCPCS codes 
G2011

[[Page 43896]]

(Alcohol and/or substance (other than tobacco) misuse structured 
assessment (e.g., audit, dast), and brief intervention, 5-14 minutes), 
G0396 (Alcohol and/or substance (other than tobacco) misuse structured 
assessment (e.g., audit, dast), and brief intervention 15 to 30 
minutes), and G0397(Alcohol and/or substance (other than tobacco) 
misuse structured assessment (e.g., audit, dast), and intervention, 
greater than 30 minutes).
    Smoking and tobacco cessation and SBIRT services are evidence 
supported behavioral health interventions. Quitting smoking provides 
immediate health improvements including lowering the likelihood of 
developing lung cancer and other smoking-related cancers, and reduces 
the risks of coronary heart disease, stroke, and chronic obstructive 
pulmonary disease. Evidence based smoking and tobacco cessation 
treatments are effective, including the combination of behavioral 
counseling and medication therapy.\12\ SBIRT effectively addresses 
substance use. In primary care and other clinical settings, SBIRT has 
been shown to help decrease unhealthy substance use and misuse.\13\
---------------------------------------------------------------------------

    \12\ https://progressreport.cancer.gov/prevention/tobacco/cessation-aids#jump-links-field-background.
    \13\ https://pmc.ncbi.nlm.nih.gov/articles/PMC5551279/.
---------------------------------------------------------------------------

    The smoking and tobacco cessation services (CPT codes 99406 and 
99407) and SBIRT services HCPCS codes G0396 and G0397 were last valued 
in 2008, and the SBIRT service HCPCS code G2011 was created and last 
valued in 2019. Given the evidence supported role these services play 
in preventing and managing chronic disease and behavioral health 
conditions including alcohol and/or substance misuse, we believe that 
valuation should more accurately reflect the clinical intensity and 
work associated with these time-based services.
    Therefore, we propose applying the same upward adjustment of 19.1 
percent to the work RVUs for these time-based services aligning with 
the adjustments made to the time-based psychotherapy codes, in 
conjunction with the fourth and final year of the phase-in for time-
based psychotherapy codes that we finalized in the CY 2024 PFS final 
rule (88 FR 79006 through 79010). Although the upward adjustment of 
19.1 percent for the time-based psychotherapy codes has been 
implemented over a 4-year period, with CY 2027 being the fourth year, 
we are proposing to apply the full 19.1 percent to smoking and tobacco 
use cessation services and SBIRT services in this final year of the 
transition. This approach ensures that these services are brought into 
alignment with the psychotherapy codes at the completion of the 4-year 
phase-in timeline, rather than initiating a new multiyear phase-in 
period. We are proposing to refine the work RVU of smoking and tobacco 
use cessation services codes as follows: for CPT code 99406 by 
increasing the work RVU to 0.29 from the current 0.24, and CPT code 
99407 by increasing the work RVU to 0.60 from the current 0.50; and for 
the SBIRT services codes, we are proposing to refine the work RVU as 
follows, for HCPCS code G2011 by increasing the work RVU to 0.39 from 
the current 0.33, for HCPCS code G0396 by increasing the work RVU to 
0.77 from the current 0.65, and for HCPCS code G0397 by increasing the 
work RVU to 1.55 from the current 1.30.
(51) Psychiatric Collaborative Care Model (CoCM) (CPT codes 99492, 
99493, 99494, G2214) and APCM BHI Add-On Codes (HCPCS Codes G0568, 
G0569)
    Patients with chronic health conditions are ``more likely to have 
related behavioral health concerns and find it easier to improve 
chronic conditions when these concerns are also addressed.'' \14\ 
Integrating behavioral health with primary care has been shown to 
improve outcomes like reductions in depression severity and enhancing 
patient's experience of care.\15\
---------------------------------------------------------------------------

    \14\ https://integrationacademy.ahrq.gov/about/integrated-
behavioral-
health#:~:text=Integrated%20behavioral%20health%20offers%20many,these
%20concerns%20are%20also%20addressed.
    \15\ Balasubramanian, Bijal, Deborah Cohen, Katelyn Jetelina, 
Miriam Dickinson, Melinda Davis, Rose Gunn, Kris Gowen, Frank DeGruy 
3rd, Benjamin Miller, Larry Green. ``Outcomes of Integrated 
Behavioral Health with Primary Care.'' J Am Board Fam Med. 2017 Mar-
Apr;30(2):130-139.doi: 10.3122/jabfm.2017.02.160234
---------------------------------------------------------------------------

    In the CY 2017 PFS final rule (81 FR 80230), we established 
separate payment for three services, HCPCS codes G0502 (Initial 
psychiatric collaborative care management, first 70 minutes in the 
first calendar month of behavioral health care manager activities, in 
consultation with a psychiatric consultant, and directed by the 
treating physician or other qualified health care professional, with 
the following required elements: outreach to and engagement in 
treatment of a patient directed by the treating physician or other 
qualified health care professional; initial assessment of the patient, 
including administration of validated rating scales, with the 
development of an individualized treatment plan; review by the 
psychiatric consultant with modifications of the plan if recommended; 
entering patient in a registry and tracking patient follow-up and 
progress using the registry, with appropriate documentation, and 
participation in weekly caseload consultation with the psychiatric 
consultant; and provision of brief interventions using evidence-based 
techniques such as behavioral activation, motivational interviewing, 
and other focused treatment strategies), G0503 (Subsequent psychiatric 
collaborative care management, first 60 minutes in a subsequent month 
of behavioral health care manager activities, in consultation with a 
psychiatric consultant, and directed by the treating physician or other 
qualified health care professional, with the following required 
elements: tracking patient follow-up and progress using the registry, 
with appropriate documentation; participation in weekly caseload 
consultation with the psychiatric consultant; ongoing collaboration 
with and coordination of the patient's mental health care with the 
treating physician or other qualified health care professional and any 
other treating mental health providers; additional review of progress 
and recommendations for changes in treatment, as indicated, including 
medications, based on recommendations provided by the psychiatric 
consultant; provision of brief interventions using evidence-based 
techniques such as behavioral activation, motivational interviewing, 
and other focused treatment strategies; monitoring of patient outcomes 
using validated rating scales; and relapse prevention planning with 
patients as they achieve remission of symptoms and/or other treatment 
goals and are prepared for discharge from active treatment), and G0504 
(Initial or subsequent psychiatric collaborative care management, each 
additional 30 minutes in a calendar month of behavioral health care 
manager activities, in consultation with a psychiatric consultant, and 
directed by the treating physician or other qualified health care 
professional (list separately in addition to code for primary 
procedure); (use G0504 in conjunction with G0502, G0503), used to bill 
for monthly services furnished using the psychiatric collaborative care 
model (CoCM), an evidence-based approach to behavioral health 
integration that enhances ``usual'' primary care by adding care 
management support and regular psychiatric inter-specialty 
consultation. The G-codes were valued

[[Page 43897]]

to account for the work of the treating physician or other qualified 
health care professionals, based on a direct crosswalk to the work 
values for the complex Chronic Care Management (CCM) services, CPT 
codes 99487 (Complex chronic care management services with the 
following required elements: multiple (two or more) chronic conditions 
expected to last at least 12 months, or until the death of the patient, 
chronic conditions that place the patient at significant risk of death, 
acute exacerbation/decompensation, or functional decline, comprehensive 
care plan established, implemented, revised, or monitored, moderate or 
high complexity medical decision making; first 60 minutes of clinical 
staff time directed by a physician or other qualified health care 
professional, per calendar month.) and 99489 (Complex chronic care 
management services with the following required elements: multiple (two 
or more) chronic conditions expected to last at least 12 months, or 
until the death of the patient, chronic conditions that place the 
patient at significant risk of death, acute exacerbation/
decompensation, or functional decline, comprehensive care plan 
established, implemented, revised, or monitored, moderate or high 
complexity medical decision making; each additional 30 minutes of 
clinical staff time directed by a physician or other qualified health 
care professional, per calendar month (List separately in addition to 
code for primary procedure)). The valuation also accounted for the work 
of the psychiatric consultant, based on an estimated 10 minutes of 
psychiatric consultant time per patient per month, such that the work 
RVU was based on a crosswalk to the work per minute of a level 3 
established patient office visit. These G-codes were replaced by CPT 
codes 99492, 99493, and 99494, which we established for payment under 
the PFS in the CY 2018 PFS final rule (82 FR 53077 and 53078). In the 
CY 2021 PFS final rule (85 FR 84548 through 84574), we increased the 
work RVUs for certain CPT codes that rely upon or are analogous to 
office/outpatient evaluation and management (O/O) (E/M) visits, 
consistent with the increases in values finalized for O/O E/M visits 
for CY 2021, such that the CoCM services valuation were updated as 
follows: 99492 (work RVU increased from 1.70 to 1.88), 99493 (work RVU 
increased from 1.53 to 2.05) and 99494 (work RVU remained 0.82).
    Interested parties have expressed concerns regarding the current 
valuation of CoCM and requested revaluation for these services. They 
stated that the current valuation undervalues the medical decision-
making performed by the billing practitioner and psychiatric consultant 
and undervalues the labor rates assigned to the CoCM service. The 
interested parties recommend valuing the work RVUs for the two 
physicians or other qualified health care professional based on a 
blended rate based on level 4 and 5 O/O E/M visits based on medical 
decision-making, CPT codes 99204 and 99205 (for new patients), and 
99214 and 99215 (for established patients), to account for the medical 
decision-making required for the CoCM service. CPT code 99492 would be 
adjusted from a work RVU of 1.88 to 3.67, 99493 from a work RVU of 2.05 
to 2.99, and 99494 from a work RVU of 0.82 to 1.50. The interested 
parties noted that their recommendation would result in a higher work 
RVU for the initial psychiatric collaborative care management service, 
CPT code 99492, compared to the subsequent psychiatric collaborative 
care management service, CPT code 99493, since the initial month 
generally involves a new patient requiring more medical decision 
making. The interested parties recommend valuing CPT code 99494 at 50 
percent of CPT code 99493. In addition, the interested parties 
requested refinements to the direct PE inputs, specifically for the 
Behavioral Health Care Manager clinical labor type (L057B). They 
recommend increasing the clinical labor value for Behavioral Health 
Care Manager (L057B) from a per minute rate of $0.57 to $0.70 per 
minute by crosswalking the valuation to CORF social worker/psychologist 
(L045C), rather than to the genetic counselors (L057A) which was used 
when the original CoCM G-codes were established.
    After reviewing the feedback from the interested parties, we 
reviewed the valuation of the CoCM codes and considered Medicare claims 
data for levels 3 through 5 O/O E/M services. The Medicare claims data 
shows that level 5 E/M visits (CPT codes 99205 and 99215), which 
represent the highest complexity of evaluation and management services, 
are billed substantially less frequently than level 3 E/M services (CPT 
codes 99203 and 99213) and level 4 E/M services (CPT codes 99204 and 
99214). Based upon this billing pattern, we believe that a blended 
level 3 and 4 E/M rate would be more appropriate to value CoCM. 
Therefore, we propose to refine the work RVUs of CoCM as follows: CPT 
codes 99492 would be adjusted from a work RVU of 1.88 to 2.75, 99493 
from a work RVU of 2.05 to 2.26, and 99494 from a work RVU of 0.82 to 
1.13, which is 50 percent of 99493.
    We also propose conforming changes to the valuation of HCPCS codes 
G2214, G0568, and G0569, which also describe psychiatric collaborative 
care services. For HCPCS code G2214 (Initial or subsequent psychiatric 
collaborative care management, first 30 minutes in a month of 
behavioral health care manager activities, in consultation with a 
psychiatric consultant, and directed by the treating physician or other 
qualified health care professional), we propose to refine the work RVU 
from 0.77 to 1.13, representing one half of the time described by the 
existing code that describes subsequent months of CoCM services (CPT 
code 99493), consistent with how the code was valued in the CY 2021 PFS 
final rule (85 FR 84547 through 84548). For HCPCS code G0568 (Initial 
psychiatric collaborative care management, in the first calendar month 
of behavioral health care manager activities, in consultation with a 
psychiatric consultant, and directed by the treating physician or other 
qualified health care professional, with the following required 
elements: outreach to and engagement in treatment of a patient directed 
by the treating physician or other qualified health care professional, 
initial assessment of the patient, including administration of 
validated rating scales, with the development of an individualized 
treatment plan, review by the psychiatric consultant with modifications 
of the plan if recommended, entering patient in a registry and tracking 
patient follow-up and progress using the registry, with appropriate 
documentation, and participation in weekly caseload consultation with 
the psychiatric consultant, and provision of brief interventions using 
evidence-based techniques such as behavioral activation, motivational 
interviewing, and other focused treatment strategies (list separately 
in addition to the advanced primary care management code)), we propose 
to refine the work RVU from 1.88 to 2.75, aligning with the direct 
crosswalk to the work RVU of CPT code 99492. For HCPCS code G0569 
(Subsequent psychiatric collaborative care management, in a subsequent 
month of behavioral health care manager activities, in consultation 
with a psychiatric consultant, and directed by the treating physician 
or other qualified health care professional, with the following 
required elements: tracking patient follow-up and progress using the 
registry, with appropriate

[[Page 43898]]

documentation, participation in weekly caseload consultation with the 
psychiatric consultant, ongoing collaboration with and coordination of 
the patient's mental health care with the treating physician or other 
qualified health care professional and any other treating mental health 
providers, additional review of progress and recommendations for 
changes in treatment, as indicated, including medications, based on 
recommendations provided by the psychiatric consultant, provision of 
brief interventions using evidence-based techniques such as behavioral 
activation, motivational interviewing, and other focused treatment 
strategies, monitoring of patient outcomes using validated rating 
scales, and relapse prevention planning with patients as they achieve 
remission of symptoms and/or other treatment goals and are prepared for 
discharge from active treatment (list separately in addition to 
advanced primary care management code)), we propose to refine the work 
RVU from 2.05 to 2.26, as this code was valued based on a direct 
crosswalk to the work RVU of CPT code 99493.
    Additionally, consistent with the changes proposed for CPT codes 
99492-99494, we propose refinements to the direct PE inputs for HCPCS 
codes G2214, G0568, and G0569 by revaluing the rate of Behavioral 
Health Care Manager (L057B) with a per minute rate of $0.57 to $0.70. 
This proposed change is based on a crosswalk of valuing Behavioral 
Health Care Manager (L057B) to the clinical labor CORF social worker/
psychologist (L045C), as opposed to basing the rates to genetic 
counselors as discussed in the CY 2017 final rule (81 FR 80350). We 
also note that HCPCS codes G2086 (Office-based treatment for opioid use 
disorder, including development of the treatment plan, care 
coordination, individual therapy and group therapy and counseling; at 
least 70 minutes in the first calendar month), G2087 (Office-based 
treatment for opioid use disorder, including care coordination, 
individual therapy and group therapy and counseling; at least 60 
minutes in a subsequent calendar month), and G2088 (Office-based 
treatment for opioid use disorder, including care coordination, 
individual therapy and group therapy and counseling; each additional 30 
minutes beyond the first 120 minutes (list separately in addition to 
code for primary procedure)) include clinical labor minutes for a 
Behavioral Health Care Manager (L057B), and therefore as part of this 
proposal, we are also proposing that that same increase in valuation 
for L057B from $0.57 to $0.70 would also apply to HCPCS codes G2086-
G2088.
    We welcome comments on these proposals.
(52) Tympanostomy (HCPCS Code G0561)
    In January 2026, the Practice Expense (PE) Subcommittee reviewed 
the following practice expense only add-on HCPCS code G0561 
(Tympanostomy with local or topical anesthesia and insertion of a 
ventilating tube when performed with tympanostomy tube delivery device, 
unilateral) on the Medicare Physician Fee Schedule which is currently 
contractor priced.
    The RUC recommended one direct PE input for a new supply item, an 
Automated PE tube delivery device (SD395), and submitted invoices to 
price the supply at $497.50. We are proposing the RUC-recommended 
direct PE input for HCPCS code G0561 without refinement.
    The RUC did not recommend, and we are not proposing a work RVU for 
HCPCS code G0561, which has been designed as a PE only service.
(53) Evaluation and Management (E/M) Visit Complexity Add-On (HCPCS 
Code G2211)
(a) Background
    In the CY 2024 PFS final rule (88 FR 78970 through 78982), we 
finalized separate payment for the O/O E/M visit complexity add-on 
code, HCPCS code G2211 (Visit complexity inherent to evaluation and 
management associated with medical care services that serve as the 
continuing focal point for all needed health care services and/or with 
medical care services that are part of ongoing care related to a 
patient's single, serious condition or a complex condition. (Add-on 
code, list separately in addition to office/outpatient evaluation and 
management visit, new or established)). This policy was originally 
proposed in CY 2019, as part of a proposed overhaul to the E/M code set 
(83 FR 59628) where we proposed two codes, one for primary care and one 
for non-procedure specialty care. We learned that the CPT Editorial 
Panel and AMA RUC were planning to review and refine the O/O E/M code 
set, so we did not finalize this proposal or the other proposed changes 
to the E/M code set. The CPT Editorial Panel and AMA RUC reviewed and 
refined the O/O E/M code set, which were finalized by CMS in the CY 
2021 PFS final rule (84 FR 62844 through 62856). We combined the two 
proposed complexity add-on codes into one, and we finalized separate 
coding and payment for HCPCS code add-on code GPC1X in the CY 2020 PFS 
final rule (84 FR 62854 through 62856). This became HCPCS code G2211 in 
the CY 2021 final rule (85 FR 84569). However, implementation of G2211 
was delayed by Congress (section 113 of Division CC of the Consolidated 
Appropriations Act, 2021 (Pub. L. 116-260, December 27, 2020) (CAA, 
2021)), and we began actively paying for HCPCS code G2211 in CY 2024.
    In the CY 2026 PFS final rule (90 FR 49462 through 49464), we 
finalized our proposal to allow HCPCS code G2211 to be billed as an 
add-on code with the home or residence E/M visits code family (CPT 
codes 99341, 99342, 99344, 99345, 99347, 99348, 99349, 99350). We 
finalized refinements to the code descriptor of HCPCS code G2211 (Visit 
complexity inherent to evaluation and management associated with 
medical care services that serve as the continuing focal point for all 
needed health care services and/or with medical care services that are 
part of ongoing care related to a patient's single, serious condition 
or a complex condition. (Add-on code, list separately in addition to 
home or residence or office/outpatient evaluation and management 
service, new or established) to reflect this change.
    This service is intended to recognize the longitudinal relationship 
between the patient and the practitioner, which differentiates the E/M 
visit from visits that are not longitudinal in nature. As discussed in 
section II.E. of this proposed rule, we are continuing to examine 
primary care in the PFS, and how we can appropriately recognize the 
resource costs of longitudinal and especially primary care, given the 
generality of E/M coding.
(b) Proposed Changes to the Billing Mechanism for Inherent Complexity
(i) Modifier MOD1
    Since we began actively paying for HCPCS code G2211 in CY 2024, we 
have come to believe that the resource costs of furnishing longitudinal 
care for beneficiaries is not best characterized as a separate service 
requiring a separate code. Rather, we believe that since this work is 
an inherent part of the visit, it would be more accurately valued as a 
modifier to the base E/M code. We also believe that transitioning HCPCS 
code G2211 from an add-on code to a modifier will be more streamlined 
from an operational perspective. This should also reduce operational 
burden, as it will not require the submission of a separate claim line, 
because the modifier will be placed on the claim

[[Page 43899]]

line for the associated E/M code. We are therefore proposing to replace 
HCPCS code G2211 with a modifier, which we will refer to in this 
proposed rule as MOD1, which is a placeholder that would be replaced 
with a two-digit HCPCS modifier, if finalized.
    We are proposing that modifier MOD1 will be billed under the same 
circumstances that HCPCS code G2211 is billed now. We discussed in the 
CY 2024 final rule (88 FR 78973) that HCPCS code G2211 was intended to 
characterize the associated E/M code as a service with a practitioner 
who serves as the continuing focal point for all needed health care 
services, or with medical care that is part of ongoing care related to 
a patient's single, serious, or complex condition. HCPCS code G2211 was 
meant to describe the inherent complexity of these visits that would 
otherwise be unaccounted for. The application of the add-on code is not 
based on the characteristics of particular patients (even though the 
rationale for valuing the code is based on recognizing the typical 
complexity of patient needs), but rather the relationship between the 
patient and the practitioner.
    We are proposing to match the code descriptor for HCPCS code G2211 
to MOD1, with some technical changes. The new proposed modifier 
descriptor is: Visit complexity inherent to new or established office/
outpatient or home or residence evaluation and management service, 
associated with medical care services that serve as the continuing 
focal point for all needed health care services and/or with medical 
care services that are part of ongoing care related to a patient's 
single, serious condition or a complex condition.
(ii) Modifier MOD1 Valuation
    When HCPCS code G2211 was finalized in the CY 2020 PFS final rule 
(84 FR 82854 through 82855), we crosswalked it to 100 percent of the 
valuation of CPT code 90785 (Interactive complexity (List separately in 
addition to the code for primary procedure)), which was created to 
capture additional work that occurs with certain psychiatric and 
psychotherapy codes. We believed that this service was analogous to the 
additional work involved in maintaining a longitudinal relationship 
with patients as described by CPT code 90785. CPT code 90785 has a work 
RVU of 0.33 and a physician time of 11 minutes. In reexamining this 
policy after a few years of utilization, we have come to believe that a 
flat rate as described by G2211 does not reflect the variation in work 
of the various E/M visit levels.
[GRAPHIC] [TIFF OMITTED] TP16JY26.025

    Table A-D7 illustrates that the addition of HCPCS code G2211 as an 
add-on to the associated E/M visit represents a higher increase in 
total value for base codes with lower total non-facility RVUs than it 
does for more intense services. For example, HCPCS code G2211 has a 
total RVU of 0.52 in the non-facility (NF) setting. CPT code 99212 
(Office or other outpatient visit for the evaluation and management of 
an established patient, which requires a medically appropriate history 
and/or examination and straightforward medical decision making. When 
using total time on the date of the encounter for code selection, 10 
minutes must be met or exceeded.) has a total NF RVU of 1.78. So, when 
HCPCS code G2211 is appended to CPT code 99212, the overall value of 
the service is increased by 29 percent. However, when HCPCS code G2211 
is appended to CPT code 99215 (Office or other outpatient visit for the 
evaluation and management of an established patient, which requires a 
medically appropriate history and/or examination and high level of 
medical decision making. When using total time on the date of the 
encounter for code selection, 40 minutes must be met or exceeded.) with 
a NF total RVU of 5.76, it only represents a 9 percent increase in the 
total value of the service. We believe that HCPCS code G2211 should 
reflect an increase to the base code that is proportional across all 
types of E/M visits. Therefore, we are proposing a modifier to replace 
HCPCS code G2211 with the valuation of 16 percent of the base E/M code. 
We established this percentage using a weighted average of the 
percentage increase that G2211 comprised relative to the O/O E/M code, 
weighted by HCPCS code G2211 utilization and adjusted to achieve budget 
neutrality.
(c) G2211 in Medicare Accountable Care Organizations (ACOs)
(i) Background
    The Medicare Shared Savings Program (Shared Savings Program) 
established under section 1899 of the Act, offers doctors, hospitals, 
and other health care providers an opportunity to create an Accountable 
Care Organization (ACO). Shared Savings Program ACOs are groups of 
doctors, hospitals, and other health care professionals that work 
together to give patients high-quality, coordinated service and health 
care, improve health outcomes, and manage costs.\16\ In Original 
Medicare, physicians are reimbursed for reasonable and necessary 
services necessary for diagnosis or treatment of illness or injury. In 
an ACO, the doctor-patient relationship in Original Medicare is 
expanded such that the doctors, hospitals and other health care 
professionals are not just providing services under the reasonable and 
necessary standard, but there is additional work conducted to manage 
the beneficiaries' overall health, considering their personal health 
goals and values. This is how CMS defines an ``accountable care 
relationship,'' and this relationship may lead patients to be less 
likely to get repeated medical tests or unnecessary services, since 
clinicians consider a patient's entire health history when developing a 
treatment plan, and the doctors and other health professionals 
communicate and collaborate to improve the patient's

[[Page 43900]]

long-term health.\17\ CMS believes accountable care supports the 
professional ethos of health professionals to take responsibility for 
their patients in a way that beneficiaries expect. When these 
accountable care relationships succeed and the ACO succeeds in 
delivering high-quality care and reducing expenditures, the ACO may be 
eligible to share in the savings. For more information on the Shared 
Savings Program and policies directly relating to Shared Savings 
Program, see section III.G. of this proposed rule.
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    \16\ ``Accountable Care and Accountable Care Organizations.'' 
Centers for Medicare & Medicaid Services, CMS Innovation Center, 
https://www.cms.gov/priorities/innovation/key-concepts/accountable-care-accountable-care-organizations. Accessed 16 June 2026.
    \17\ ``Accountable Care and Accountable Care Organizations.'' 
Centers for Medicare & Medicaid Services, https://www.cms.gov/priorities/innovation/innovation-models/aco. Accessed 16 June 2026.
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    The CMS Innovation Center recently announced the Long-term Enhanced 
ACO Design (LEAD) Model which will launch on January 1, 2027. LEAD 
builds upon previous accountable care work and was designed to attract 
health care providers that have previously had limited participation in 
ACOs. It also aims to encourage health care providers to deliver 
preventive care, empower beneficiaries to be more actively involved in 
their care, and support health care providers who serve high needs and 
dually eligible beneficiaries to improve care and reduce costs.
(ii) Modifier MOD2
    In the PFS, we have established a complexity add-code (HCPCS code 
G2211) that we are proposing to change to a modifier (MOD1) that 
supports care relationships which may approximate but are not 
accountable care. This modifier is meant to recognize the additional 
complexity of services associated with providing ongoing, longitudinal 
care to a beneficiary. We are proposing that the complexity of care 
established in that longitudinal relationship fundamentally differs in 
Original Medicare where physicians are providing all reasonable and 
necessary care for diagnosis and treatment of a clinical condition 
versus when they are in an accountable care relationship. As previously 
discussed, we are proposing applying the complexity add-on (we are 
proposing to change this to a modifier) to reflect the ongoing resource 
costs associated with being the focal point for all needed health care 
services performed under this reasonable and necessary standard.
    We believe this standard is distinct from care provided in an ACO, 
where in addition to being responsible for all needed health care 
services that are part of ongoing care, clinicians are also responsible 
for managing the accountable care relationship, which involves managing 
a beneficiary's overall health, personal goals, values, and 
coordinating care with responsibility for both quality and cost. We 
consider the complexity associated with serving as the focal point of 
care for all necessary services within an accountable care 
relationship, responsibility for the entire patient, and responsibility 
for quality and cost of care, to be inherently more complex than 
serving in this role outside of an accountable care relationship. We 
are therefore proposing two levels for this modifier to reflect the 
additional resource costs associated with accountable care.
    For example, the most common condition for which HCPCS code G2211 
was billed in 2024 in Original Medicare was hypertension.\18\ Outside 
of an accountable care relationship, the complexity add-on (proposing 
in this rule to change to a modifier) would be billed by clinicians for 
E/M visits managing a beneficiary's hypertension over time. The 
additional time and resource costs for serving as this focal point in 
care may address a patient's reservations about initiating 
pharmacologic treatment for hypertension (for example, perhaps the 
beneficiary wishes to trial complementary or alternative medicine 
approaches, so the clinician and patient engage in shared decision-
making to understand the risks and benefits of this approach preceding 
pharmacologic intervention).\19\ They may also discuss risk factor 
reduction (for example, smoking cessation) and lifestyle changes (for 
example, following the dietary approaches to stop hypertension or 
'DASH` diet and meeting physical activity recommendations), or perhaps 
engage in motivational interviewing to facilitate behavior change. 
While the current HCPCS code G2211 is meant to take into account the 
additional time and resource intensity for these services, we expect 
even more from clinicians participating in an ACO.
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    \18\ Ganguli I, Daley NE, Hicks AL, McWilliams JM, Rosenthal MB. 
Billing of Medicare's G2211 Longitudinal Care Code Among Traditional 
Medicare Beneficiaries. JAMA. 2026;335(11):1003-1006. doi:10.1001/
jama.2026.0424.
    \19\ ``Hypertension (High Blood Pressure).'' National Center for 
Complementary and Integrative Health, U.S. Department of Health and 
Human Services, July 2018, https://www.nccih.nih.gov/health/hypertension-high-blood-pressure. Accessed 16 June 2026.
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    For example, a beneficiary has general anxiety disorder and 
hypertension and monitors their blood pressure at home. They have an 
instance in which their blood pressure exceeds 140/90mmHg, and they 
also feel panic or a sense of impending doom or chest pain. They decide 
to go to the emergency room, but the slightly elevated blood pressure 
may or may not be the physiologic trigger of their symptoms. This 
patient may continue to seek care at the emergency room for similar 
episodes indefinitely unless their practitioner identifies this trend 
on their own and provides education to the patient on distinguishing 
the symptoms of anxiety from hypertension, and when it may be 
appropriate to go to the emergency room. If this same patient was in an 
ACO, that ACO might have already established admission discharge 
transfer (ADT) notifications which would alert the team (near-real 
time) for the admission. This would allow for earlier intervention to 
ensure that both the patient's anxiety and blood pressure were being 
managed in the correct setting, and that the patient had the best 
information to understand their intersecting conditions.
    The additional time and resources associated with coordinating care 
for this complex patient considering both quality and cost are 
distinct. We are proposing differentiating the resource costs 
associated with HCPCS code G2211 outside of and within an accountable 
care environment to account for the additional resource costs 
associated with serving as the focal point of care for the entire 
beneficiary within an accountable care relationship. We are clarifying 
that we do not believe every encounter a patient has within an ACO 
qualifies as longitudinal. For example, if instead of presenting to the 
ED, the patient calls the clinic and is able to see another ACO 
participant, ACO professional, ACO provider/supplier (as each is 
defined at Sec.  425.20, for the Shared Savings Program), or LEAD 
Participant Provider who is available the same day, this encounter 
would not necessarily meet the criteria of inherent complexity, if that 
practitioner is not supporting the beneficiary's longitudinal care, and 
if this visit is not more inherently complex. Simply providing an E/M 
visit while being part of an ACO does not necessarily meet the 
threshold of inherent complexity.
    We believe that MOD2 aligns with the goals of the Shared Savings 
Program and LEAD, which involve groups of health care providers working 
together to enhance beneficiary health through high quality, 
longitudinal primary and preventative care. One of the features of 
Shared Savings Program and LEAD ACOs is that beneficiaries benefit from 
ACO participants balancing goals of having total cost of care 
accountability and improving quality of care, while avoiding 
unnecessary services and

[[Page 43901]]

medical errors. While the specifics vary between the Shared Savings 
Program and the LEAD model, in general, participating ACOs are required 
to report quality measures that align with these objectives, and they 
are measured against their past performance, and the performance of 
similar ACOs.\20\
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    \20\ https://www.cms.gov/medicare/payment/fee-for-service-providers/shared-savings-program-ssp-acos/guidance-regulations#quality.
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    While these measures span a broad area of topics, many measures are 
focused on longitudinal care and care coordination, such as chronic 
disease management, preventive care and screenings and reducing 
avoidable hospitalizations.\21\ Current participation in the Shared 
Savings Program helps provide and future participation in LEAD will 
help provide a framework to allow health care providers to collaborate 
to give coordinated high-quality care, while also enabling investment 
to achieve those goals. For example, health care providers may join 
ACOs to help defray the costs of large capital investments such as 
electronic medical records.\22\ Health care providers also cite help 
with care coordination and quality reporting as a reason to join, 
increasing their access to resources and expertise to help with these 
areas in their practice.\23\ We also want to encourage health care 
providers to form and join ACOs to coordinate care for their 
beneficiaries. Similarly, ACO participants, ACO professionals, ACO 
providers/suppliers (as each is defined at Sec.  425.20, for the Shared 
Savings Program), and LEAD Participant Providers often provide advanced 
primary care to beneficiaries regardless of whether a particular 
beneficiary is assigned, aligned, or attributed to their ACO. Advanced 
primary care is a patient-focused approach to care wherein health care 
providers take extra steps to actively manage a beneficiary's health 
care needs.\24\ Further, additional beneficiaries to whom a health care 
provider provides care might be assigned to that ACO in the future, so 
encouraging similar care to be provided to all beneficiaries served by 
health care providers in ACOs would be in the interest of the ACO. This 
level of care coordination, which includes advanced primary care, is 
often inherent by virtue of participation in an ACO.\25\
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    \21\ https://www.cms.gov/priorities-innovation-key-concepts-accountable-care-accountable-care-organizations.
    \22\ https://www.cbo.gov/publication/60213.
    \23\ Berenson, R.A., Burton, R.A., & McGrath, M. (2016). Do 
accountable care organizations (ACOs) help or hinder primary care 
physicians' ability to deliver high-quality care? Healthcare, 4(3), 
155-159. https://doi.org/10.1016/j.hjdsi.2016.02.011.
    \24\ https://www.cms.gov/medicare/payment/fee-schedules/physician-fee-schedule/advanced-primary-care-management-services and 
https://www.medicare.gov/coverage/advanced-primary-care-management-services.
    \25\ Centers for Medicare & Medicaid Services. Care 
Transformation Toolkit. CMS Innovation Center; 2021. Available at 
https://www.mathematica.org/publications/care-transformation-toolkit.
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    We are proposing to match the descriptor of MOD2 to MOD1 and HCPCS 
G2211, with some small differences. The new proposed modifier 
descriptor is: Visit complexity inherent to new or established office/
outpatient or home or residence evaluation and management service, 
associated with medical care services furnished by a participant or 
practitioner participating in a Medicare accountable care organization. 
Services must serve as the continuing focal point for all needed health 
care services and/or be part of ongoing care related to a patient's 
single, serious condition or complex condition.
(ii) Modifier Valuation for Medicare ACO Participants
    With these goals in mind, we are proposing that, in place of 
reporting G2211, ACOs would have the option to report a modifier on a 
claim (referred to in this proposed rule as placeholder MOD2, which if 
finalized would be replaced with a two-digit HCPCS modifier), which 
will be valued at 32 percent of the associated E/M visit when performed 
by Shared Savings Program ACO participants, ACO professionals, and ACO 
providers/suppliers (as each is defined at Sec.  425.20), as well as 
Participant Providers in the LEAD Model. We are proposing that MOD2 
would pay twice the rate of MOD1 to better account for the inherent 
complexity of some visits in the ACO context, specifically applying to 
Shared Savings Program and LEAD ACOs in situations that require 
increased time and intensity. This increased valuation is meant to 
reflect the cognitive work of providing longitudinal care, follow-up 
discussions through an assigned care coordinator with the beneficiary 
or other providers, and expanded access to educational resources, care 
options, and provider communication methods. The value-based care 
provided through a Shared Savings Program or LEAD ACO puts greater 
emphasis on integrated care, meaning health care providers work 
together to address a person's physical, mental, behavioral and social 
needs. In this way, providers treat an individual as a whole person, 
rather than focusing on a specific health issue or 
disease.26 27
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    \26\ https://www.cms.gov/priorities/innovation/key-concepts/value-based-care.
    \27\ https://www.cms.gov/priorities/innovation/key-concepts/person-centered-care.
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    The differential payment we propose to provide to Shared Savings 
Program ACO participants, ACO professionals, and ACO providers/
suppliers (as each is defined at Sec.  425.20) and to LEAD Participant 
Providers would further support the CMS Innovation Center 2025 Strategy 
to Make America Healthy Again which focuses on empowering Americans to 
achieve their health goals and live healthier lives.\28\ We recognize 
that not all E/M visits represent longitudinal care and so we would not 
expect MOD2 to be included on all claims for E/M visits, only visits 
that have an increased visit complexity that requires an increased 
valuation, as described in the examples provided earlier in this 
section.
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    \28\ https://www.cms.gov/priorities/innovation/about/strategic-direction.
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(iii) Use of MOD2 Modifier by ACOs
    Modifier MOD2 would be exclusively available for ACO participants, 
ACO professionals, and ACO providers/suppliers (as each is defined at 
Sec.  425.20, for the Shared Savings Program), as well as LEAD 
Participant Providers, when the visit complexity is met, provided the 
individual is a medical professional who can bill office and outpatient 
E/M visits or home visit services, regardless of specialty. Utilization 
and claims of either modifier will be included in ACOs' expenditure 
calculations for benchmarking and performance year expenditures and 
used in the determination of total cost of care.
    As described earlier in this section, we are proposing a 
differential payment for MOD2 that is meant to provide a meaningful 
increase in the way we pay for primary care provided by ACO 
participants, ACO professionals, and ACO providers/suppliers (as each 
is defined at Sec.  425.20, for the Shared Savings Program), as well as 
LEAD Participant Providers who often provide additional care 
coordination to beneficiaries in their care as demonstrated by their 
participation in an ACO, as described in the examples provided earlier 
in this section. We are further proposing that the use of this modifier 
be voluntary; and ACO participants, ACO professionals, ACO providers/
suppliers (as each is defined at Sec.  425.20, for the Shared Savings 
Program), and LEAD Participant Providers would determine if this 
modifier is necessary based on visit complexity and would append MOD1, 
MOD2, or no modifier, as appropriate. Additionally, we are proposing 
that ACO participants, ACO professionals,

[[Page 43902]]

and ACO provider/suppliers (as each is defined at Sec.  425.20, for the 
Shared Savings Program), as well as LEAD Participant Providers may bill 
this modifier for all beneficiaries to whom they provide care, 
regardless of whether that beneficiary is assigned, aligned, or 
attributed to an ACO, to encourage similar care to be provided to all 
beneficiaries served by health care providers who participate in ACOs. 
Given that ACO Primary Care Flex (ACO PC Flex) Model participation is 
predicated on participation in the Shared Savings Program, we are 
proposing that ACO PC Flex Model ACOs may also utilize the MOD2 
modifier. Finally, we are proposing that LEAD Participant Providers 
billing under a Participant TIN that is in a LEAD ACO may bill modifier 
MOD2. Refer to the discussion later in this section for additional 
information on the use of modifier MOD2 on alignment in the LEAD model.
(A) Impacts on Assignment of Beneficiaries to Shared Savings Program 
ACOs
    HCPCS code G2211 is included in the definition of primary care 
services used for purposes of assignment under Sec.  425.400(c). 
Although we are proposing that HCPCS code G2211 be deleted, under this 
proposal, it would remain in the regulations at Sec.  425.400(c) to be 
included for purposes of determining the population of OM beneficiaries 
for whose care the ACO is accountable under 42 CFR subpart F, and for 
determining whether an ACO has achieved savings under 42 CFR subpart G, 
and will continue to be used for assigning beneficiaries to an ACO in 
benchmark years during which HCPCS code G2211 was still an allowable 
service. If the proposal is finalized, the code will no longer be 
payable, and there will be no impact on future calculations of allowed 
charges used for purposes of assignment.
    Modifier MOD2 can be appended to O/O or home or residence E/M 
services exclusively by ACO participants, ACO professionals, ACO 
providers/suppliers (as each is defined at Sec.  425.20, for the Shared 
Savings Program), and LEAD Participant Providers who can bill O/O or 
home or residence E/M service, regardless of specialty. In performing 
claims-based assignment under the Shared Savings Program, CMS 
determines whether allowed charges for a beneficiary's primary care 
services (as identified for ACO professionals, including at Electing 
Teaching Amendment hospitals and Method II Critical Access Hospitals, 
and services furnished at an FQHC or RHC) in an ACO are greater than 
allowed charges for the beneficiary's primary care services in any 
other ACO, or other individual health care providers, or groups of 
health care providers identified by Medicare-enrolled billing TINs or 
CMS Certification Numbers that are not participating in the Shared 
Savings Program. In making this determination, we determine where the 
beneficiary received the plurality of his or her primary care services.
    The allowed charges associated with O/O or home or residence E/M 
services billed with or without modifiers MOD1 or MOD2 will be used in 
determining beneficiary assignment. Since the CPT codes identified as 
O/O or home or residence E/M services are included in the definition of 
primary care services used for purposes of assignment as defined in 42 
CFR 425.400(c), we do not believe that changes to the regulatory text 
are required. Certain operational changes will need to be implemented 
which will be communicated via Change Request,\29\ Medicare Learning 
Network (MLN) Matters[supreg] article,\30\ or other sub-regulatory 
guidance.
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    \29\ Available at https://www.cms.gov/medicare/regulations-guidance/transmittals.
    \30\ Available at https://www.cms.gov/training-education/medicare-learning-networkr-mln/resources-training/mln-matters-articles.
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(B) Impacts on Assignment of Beneficiaries to LEAD ACOs
    In LEAD, if this proposal is finalized, we will handle the deletion 
of HCPCS code G2211 and the transition to the modifiers similarly to 
the Shared Savings Program. As indicated in Appendix C of the LEAD 
Request for Applications, the HCPCS code G2211 code is one of the 
Primary Care Qualified Evaluation and Management (PQEM) services that 
CMS uses to align beneficiaries to LEAD ACOs via claims-based 
alignment. We will continue to use HCPCS code G2211 allowable charges 
to conduct claims-based alignment in LEAD when HCPCS code G2211 was an 
allowable service in the requisite claims look back period. For 
example, when conducting initial claims-based alignment in Performance 
Year (PY) 2027, we will reference claims from October 1, 2025 to 
September 30, 2026. HCPCS code G2211 allowable charges will be included 
in the claims-based alignment run since it is an allowable service 
during this period.
    When aligning beneficiaries to LEAD ACOs, CMS looks first for an 
existing primary care relationship within the claims lookback period. 
If 10 percent or more of a beneficiary's PQEM allowable charges 
(measured by dollar amount) were billed by physicians or non-physician 
health care providers with a primary-care specialty (family medicine, 
internal medicine, geriatrics, general practice, nurse practitioner, 
physician assistant, and clinical nurse specialist), alignment is based 
solely on these primary care providers. If less than 10 percent of a 
beneficiary's PQEM allowable charges were billed by primary-care 
specialties, alignment considers certain non-primary care providers 
that manage chronic or complex conditions (for example, cardiology, 
nephrology, endocrinology, psychiatry, etc.). The beneficiary is 
aligned to a LEAD ACO if the Participant TIN that furnished the largest 
share of allowable charges incurred for PQEM services during the 
lookback period is participating in a LEAD ACO.
    Once the claims-based alignment look back period rolls forward to 
include 2027 (and future years) the LEAD alignment methodology will 
include the allowed charges associated with modifier MOD1 and MOD2 when 
conducting claims-based alignment (the underlying O/O or home or 
residence E/M service that will be modified by MOD1 and MOD2 are 
already LEAD PQEM services). LEAD ACOs will be accountable for 
expenditures incurred by using either modifier MOD1 or MOD2. 
Expenditures associated with modifier MOD1 and MOD2 will be included in 
total Medicare Parts A and B expenditures when CMS conducts financial 
settlement for LEAD ACOs. More information on the impact to claims 
processing, capitated payments, and LEAD benchmarks will be shared with 
ACOs that were selected for participation in LEAD in PY 2027.
(iv) MOD1 and MOD2 Billed With Modifier -25
    When we finalized the HCPCS code G2211 policy in the CY 2021 PFS 
final rule (85 FR 84572), we did not limit the use of HCPCS code G2211 
with O/O E/M visits in which CPT Modifier -25 was appended. CPT 
Modifier -25 denotes a significant, separately identifiable O/O E/M 
visit by the same physician or other qualified health care professional 
on the same day as a procedure or other service. We finalized HCPCS 
code G2211 as payable in the CY 2024 PFS final rule (88 FR 78974), and 
in the CY 2025 PFS final rule (89 FR 97856 through 97858), we finalized 
that we would allow payment of HCPCS code G2211 with -Modifier 25 when 
the O/O E/M base code is reported by the same practitioner on the same 
day as an annual wellness visit (AWV), vaccine administration, or any 
Medicare Part B preventative service when furnished in

[[Page 43903]]

the office or outpatient setting. For CY 2027, we are proposing to 
maintain the same limitations we established for HCPCS code G2211 in 
the CY 2025 PFS final rule (89 FR 97856 through 97858) for MOD1 and 
MOD2 when billed with Modifier -25.
    Later in this section, we are making additional proposals related 
to changes for payment when modifier -25 is appended. Given these 
changes, we are seeking comment on whether we should consider changes 
to this policy, such as allowing MOD1 or MOD2 to be billed with 
modifier -25 when an O/O E/M is performed on the same day as a 0-, 10-, 
or 90- day global procedure?
(54) Shared Medical Appointment (HCPCS Code GSMAS)
    In accordance with President Trump's Executive Order, 
``Establishing the President's Make America Healthy Again Commission,'' 
\31\ the Administration is directing agency focus towards understanding 
and drastically lowering chronic disease rates. As part of this 
commitment, we remain focused on the prevention and management of 
chronic disease, including through approaches that address underlying 
behavioral and lifestyle drivers of health.
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    \31\ https://www.whitehouse.gov/presidential-actions/2025/02/establishing-the-presidents-make-america-healthy-again-commission/.
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    In CY 2026, we solicited feedback on how CMS could further support 
the prevention and management of chronic diseases. In response to our 
request for information on chronic disease prevention and management, 
commenters indicated that many services that help prevent and manage 
chronic disease, such as lifestyle modification support, health 
education, and peer support, require time, coordination and 
multidisciplinary engagement that is not adequately supported under the 
current PFS. Additionally, many commenters indicated that social 
isolation and loneliness is a persistent barrier to effective care for 
Medicare beneficiaries. The commenters indicated that although health 
care providers are already implementing interventions to identify and 
address social isolation, these efforts are resource intensive and not 
adequately supported under the current PFS.
    Based on this feedback, we recognize the importance of health care 
delivery approaches that enable multidisciplinary support, foster 
beneficiary engagement, and encourage sustainable lifestyle and 
behavioral changes. Shared medical appointments (SMAs) are one such 
approach to offer a group-based environment in which beneficiaries can 
receive clinical guidance while also engaging with peers facing similar 
health challenges. SMAs may also help address social isolation and 
loneliness for some beneficiaries.
    SMAs, also known as shared medical visits or group visits, are 
voluntary group-based sessions where multiple patients with a common 
chronic condition, such as type 2 diabetes mellitus, receive medical 
care together. In general, SMAs involve more than one healthcare 
provider, such as a person trained or skilled in delivering patient 
education or facilitating patient interaction and a prescribing 
practitioner to make and initiate a comprehensive care plan. SMAs 
generally last from 60 to 120 minutes and incorporate time for social 
integration, interactive education, and adjustments to the patient's 
care plan.\32\ Compared with group education alone, SMAs allow patients 
to participate in clinical care activities that are tailored to the 
needs of both the group and the individual participants.\33\ During the 
SMA session, a practitioner may meet with a patient individually in a 
private or semi-private manner or conduct the visit in a group setting 
where other patients are able to listen and, in some cases, contribute 
to the discussion.\34\
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    \32\ https://www.ncbi.nlm.nih.gov/books/NBK99776/#.
    \33\ Kirsh, Susan R., Aron, David C., Johnson, Kimberly D., 
Santurri, Laura E., Stevenson, Lauren D., Jones, Katherine R., and 
Jagosh, Justin. ``A realist review of shared medical appointments: 
How, for whom, and under what circumstances do they work?'' 
Available from https://pmc.ncbi.nlm.nih.gov/articles/PMC5291948/pdf/12913_2017_Article_2064.pdf.
    \34\ Thompson-Lastad, Ariana. ``Group Medical Visits as 
Participatory Care in Community Health Centers.'' Available from 
https://pmc.ncbi.nlm.nih.gov/articles/PMC6500445/pdf/nihms-1015904.pdf.
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    Reported advantages of shared medical appointments include 
providing patients more time with their health care provider, creating 
opportunities for patients to learn from and share self-management 
strategies with one another, improving access to care, incorporating 
nonpharmacologic treatment approaches, enhancing the overall quality of 
care, and helping reduce emergency department visits.\35\
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    \35\ Lacagnina, Salvatore, Tips, Jean, Pauly, Kaitlyn, Cara, 
Kelly, and Karlsen, Micaela. ``Lifestyle Medicine Shared Medical 
Appointments.'' Available from https://pmc.ncbi.nlm.nih.gov/articles/PMC7781059/.
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    Currently there is no CPT or HCPCS code specifically designated for 
SMAs. However, practitioners typically bill SMAs using existing 
Evaluation and Management (E/M) codes, CPT codes 99212-99215, based on 
medical decision-making criteria; and if another billable clinician 
such as a registered dietician assists with the SMA, the registered 
dietician may also bill for their portion of the SMA separately (for 
example, CPT code 97804 (Medical nutrition therapy; group (2 or more 
individual(s)), each 30 minutes)). Therefore, we propose to create 
coding and valuation specifically for SMAs.
    We propose that SMAs be limited to beneficiaries who have received 
a professional service from the billing physician or other qualified 
health professional or another physician or other qualified health care 
professional of the exact same specialty and subspecialty who belongs 
to the same group practice within the previous 12 months. We believe 
this requirement is necessary to ensure beneficiaries have an existing 
clinical relationship with the practitioner before the beneficiary is 
integrated into a group-based medical care setting.
    We propose requiring beneficiaries to consent to SMA participation, 
since they may elect to receive individual medical appointments 
instead. Additionally, we propose that beneficiaries must consent to 
confidentiality terms because personal health information would be 
discussed in the group setting.
    SMA sessions generally last 60 to 120 minutes and may include up to 
25 patients, however SMAs most commonly consist of 6 to 10 
patients.\36\ We propose establishing SMAs as 60-minute sessions with a 
maximum of 10 beneficiaries per session.
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    \36\ https://www.hsrd.research.va.gov/publications/esp/shared-med-appt.pdf.
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    The expansion of telehealth services has increased opportunities 
for SMAs to improve access for individuals in geographically remote 
areas, and those with transportation challenges. We propose that SMA 
sessions can be held either in-person or via telehealth, and we are 
proposing to add the SMA service to the Medicare Telehealth list 
accordingly.
    We propose that each shared SMA session be documented in each 
participating beneficiary's medical record. Each beneficiary receives 
individualized clinical care, and the medical record must reflect the 
specific services that the individual beneficiary received during the 
SMA session. The need for individualized care may depend on the 
intervention and surrounding evidence. Therefore, if a beneficiary 
requires a level of individualized care that extends beyond what can 
appropriately be provided

[[Page 43904]]

within the group-based session of a SMA, that individualized care 
should be provided in a separate individual medical appointment. The 
services provided to the group as a whole at each session would also 
need to be captured in the medical record. We seek comments on 
additional guardrails to consider in preventing fraud, waste and abuse 
when billing SMAs, such as following an evidence-based protocol for 
delivery of the intervention, conducting fidelity checks to ensure it 
is being delivered as intended, identifying key outcomes and goals that 
are established in shared decision making, and ensuring that the 
interventionist is trained in the intervention as appropriate.
    SMAs are an approach in managing chronic conditions, especially 
among motivated patients.\37\ SMAs are an appropriate healthcare 
delivery approach for conditions that are modifiable with lifestyle 
change, including diabetes mellitus, obesity, hypertension, and 
hyperlipidemia, such that behavioral changes including diet, physical 
activity, and self-management- can influence health outcomes. 
Therefore, we propose to establish coding and payment for SMAs provided 
for medical conditions that are modifiable with lifestyle change. We 
seek comment on how to determine when SMAs would be appropriate, 
including identifying which medical conditions would be considered 
modifiable with lifestyle change, and suggest we would typically 
consider those conditions with medical guidelines that include 
lifestyle change as part of prevention and treatment of the condition 
in this category, such as evidence-based interventions that support 
lifestyle change.\38\ For example, the 2026 Standards of Care in 
Diabetes published by the American Diabetic Association (ADA) include 
lifestyle changes including improving nutrient composition and reducing 
caloric intake, establishing physical activity regimens to support 
weight loss, and highlighting the role of Medical Nutrition Therapy 
(MNT) as part of nutrition education.\39\ While the exact content the 
SMA and desired behavioral change would vary (for example, improving 
diet and exercise as part of both prevention and management of Type 2 
Diabetes) we would not consider medication adherence or titrating 
medications for Type 2 Diabetes to be appropriate for an SMA, but we 
would consider SMAs focused on improving nutrient composition to be an 
appropriate SMA activity, for example. CMS acknowledges the substantial 
changes in patients' lives associated with coping with chronic illness, 
the behavioral modifications inherent in managing serious and 
unexpected illnesses, however we would reserve SMA provision for just 
those conditions which may be treated or prevented with lifestyle 
changes.
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    \37\ https://pmc.ncbi.nlm.nih.gov/articles/PMC2464960/pdf/349.pdf.
    \38\ Centers for Disease Control and Prevention. ``Evidence-
Based Intervention Planning Guides.'' CDC: Cancer, National Center 
for Chronic Disease Prevention and Health Promotion, 21 May 2024, 
https://www.cdc.gov/cancer/php/ebi-planning-guides/index.html. 
Accessed 7 July 2026
    \39\ American Diabetes Association Professional Practice 
Committee for Diabetes. ``5. Facilitating Positive Health Behaviors 
and Well-Being to Improve Health Outcomes: Standards of Care in 
Diabetes--2026.'' Diabetes Care, vol. 49, suppl. 1, 2026, pp. S89-
S131, https://doi.org/10.2337/dc26-S005.
---------------------------------------------------------------------------

    SMAs typically involve multiple healthcare providers, usually two 
to four. The sessions are generally led by a physician, physician 
assistant (PA), or an advanced practice registered nurse (APRN), and 
may have ancillary staff help when the provider is meeting with 
patients individually.\40\ We propose that a SMA session is billed and 
led by a physician or qualified nonphysician practitioner and may 
include other qualified healthcare professionals, clinical staff, or 
auxiliary personnel. We propose that HCPCS code GSMAS would be billed 
once per patient, per session and would accept any documentation to 
demonstrate the care was rendered so long as the physician or qualified 
nonphysician practitioner co-signature is included. In instances where 
another qualified healthcare professional, such as a registered 
dietitian, provides a service during the SMA session, such as CPT code 
97804 (Medical nutrition therapy; group (2 or more individual(s)), each 
30 minutes), that service is considered part of the SMA and should not 
be billed separately, in addition to the physician or qualified 
nonphysician practitioner billing for the SMA.
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    \40\ https://pmc.ncbi.nlm.nih.gov/articles/PMC7781059/pdf/10.1177_1559827620943819.pdf.
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    We propose requiring each SMA session to include the following 
components:
     Evaluation and Management (E/M) elements, consistent with 
the complexity of the beneficiary's condition. Individualized clinical 
care with medical documentation in the medical record that reflects the 
specific services that the individual beneficiary received during the 
SMA session.
     Education, based upon evidence-based content, and 
discussions related to self-care, wellness, and disease management.
     Discussion of positive lifestyle changes, focusing on 
behavior modification. Medication management, as clinically appropriate 
and applicable.
    In the event it is medically necessary for a beneficiary to receive 
an E/M visit on the same day as a SMA by the same physician or other 
qualified health professional or another physician or other qualified 
health care professional of the exact same specialty and subspecialty 
who belongs to the same group practice, we propose that any time and 
effort cannot be counted more than once. We propose not to consider and 
treat this as two E/M same-day visits and seek public comment on this 
proposal. Additionally, we seek comments on what components must be 
required for each SMA session.
    We propose the following descriptor for SMAs:
    HCPCS code GSMAS: Voluntary, group-based medical session involving 
multiple patients with common medical condition(s), receiving medical 
care in a group setting; billed and led by a physician or qualified 
nonphysician practitioner and may include services provided by other 
qualified healthcare professionals, clinical staff, or auxiliary 
personnel under the direction of the supervising physician or other 
practitioner. Session integrates group education, counseling, and peer 
support with individualized patient clinical assessment and care, 2-10 
patients, billed once per patient, per session.
    Because SMA sessions would integrate group education, counseling, 
and peer support with individualized patient clinical assessment and 
care, in developing the valuation for the SMA HCPCS code, we propose to 
use a building block methodology that sums up the values associated 
with two reference codes. For the overall E/M elements of the SMA 
service, we are incorporating the work RVUs, work time and direct PE 
inputs associated with a level 3 O/O visit for an established patient, 
CPT code 99213 (Office or other outpatient visit for the evaluation and 
management of an established patient, which requires a medically 
appropriate history and/or examination and low level of medical 
decision making. When using total time on the date of the encounter for 
code selection, 20 minutes must be met or exceeded.), which has a work 
RVU of 1.30, and a total work time of 30 minutes, which is based on a 
pre-service evaluation time of 5 minutes, an intraservice time of 20 
minutes, and a post service time of 5 minutes. E/M visit level 
selection does not need to be based on time; practitioners may select 
the

[[Page 43905]]

visit level based on the level of medical decision making (MDM). 
Additionally, as we discussed earlier in this section, we propose that 
SMAs be limited to beneficiaries who have received a professional 
service from the billing physician or other qualified health 
professional or another physician or other qualified health care 
professional of the exact same specialty and subspecialty who belongs 
to the same group practice within the previous 12 months. Given this 
pre-existing clinical relationship and the anticipated clinical profile 
of beneficiaries that would participate in an SMA, we believe that the 
level 3 O/O visit for an established patient represents the most 
typical level of service for the individualized patient clinical 
assessment component of the SMA.
    For the group education, counseling, and peer support elements of 
the SMA service, we are incorporating CPT code 96202 (Multiple-family 
group behavior management/modification training for parent(s)/
guardian(s)/caregiver(s) of patients with a mental or physical health 
diagnosis, administered by physician or other qualified health care 
professional (without the patient present), face-to-face with multiple 
sets of parent(s)/guardian(s)/caregiver(s); initial 60 minutes), which 
has a work RVU of 0.43 and a total work time of 15 minutes, which is 
based on a pre-service evaluation time of 2 minutes, an intraservice 
time of 10 minutes, and a post service time of 3 minutes.
    While a SMA may include up to 10 beneficiaries in a 60-minute 
session, the individualized care for a participating beneficiary may 
vary, such that some beneficiaries may receive more or less 
individualized care than others; nonetheless, documentation in the 
medical record must reflect the specific services that the individual 
beneficiary received during the SMA session. As we price services under 
the PFS based on a typical case, the proposed valuation for HCPCS code 
GSMAS reflects a typical SMA session and is not intended to represent 
the exact time distribution for every beneficiary in every SMA. We note 
that the total work time proposed is for the purposes of valuation and 
not meant as a requirement for billing. We believe this reflects a 
typical amount of time for both the individualized patient clinical 
assessment and the beneficiary's proportionate share of group 
education, counseling, and peer support that occurs concurrently across 
all participating beneficiaries during a SMA session.
    Considering the aforementioned building block methodology for SMA 
valuation, we are proposing a work RVU of 1.73 and a total work time of 
45 minutes, which is based on a pre-service evaluation time of 7 
minutes, an intraservice time of 30 minutes, and a post service time of 
8 minutes.
    In addition to seeking comments on establishing the proposed HCPCS 
code GSMAS, we also seek comment on the proposed work RVUs, work times, 
and direct PE inputs.
(55) Vaccine Adverse Effects Management (HCPCS Code GADV1)
    Vaccines prevent serious illnesses and even death in persons who 
receive them and serve a public health benefit. Vaccines are intended 
to produce active immunity to specific antigens. An adverse reaction is 
an undesirable side effect that occurs after a vaccination. Vaccine 
adverse reactions are classified as (1) local; (2) systemic; or (3) 
allergic. Local reactions (for example, redness) are usually the least 
severe and most frequent. Systemic reactions (for example, fever) occur 
less frequently than local reactions, and severe allergic reactions 
(for example, anaphylaxis) are the least frequent reactions.\41\ Modern 
vaccines are safe and effective; however, adverse events have been 
reported after administration of each type of available vaccine.\42\ 
Vaccine providers should be familiar with identifying immediate-type 
allergic reactions, including anaphylaxis, and be competent in treating 
these events at the time of vaccine administration. Providers, 
including practitioners, should also have a plan in place to contact 
emergency medical services immediately in the event of a severe acute 
vaccine reaction.\43\
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    \41\ https://www.cdc.gov/vaccines/hcp/imz-best-practices/preventing-managing-adverse-reactions.html#cdc_report_pub_study_section_3-preventing-adverse-reactions, accessed 5/1/2026.
    \42\ Ibid.
    \43\ Ibid.
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    Before a vaccine is licensed, the Food and Drug Administration 
(FDA) takes steps to make sure the vaccine is safe. FDA requires that a 
vaccine goes through extensive safety testing. Even though careful 
studies are done before a vaccine is licensed, rare adverse effects may 
not be found until a vaccine is given to millions of people with 
different backgrounds and medical histories.\44\ According to clinical 
trial data, most vaccine[hyphen]associated adverse events are mild; 
however, severe adverse reactions such as anaphylaxis, myocarditis, 
thrombotic events, and pneumonitis have been reported.\45\ After a 
vaccine is licensed, the Vaccine Adverse Event Reporting System (VAERS) 
is one of the mechanisms used to monitor for any problems, or ``adverse 
events,'' that happen after vaccination.\46\
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    \44\ https://vaers.hhs.gov/docs/VAERS_Brochure_for_Parents_and_Caregivers_EN_508_2026.pdf.
    \45\ Suzuki T, Furuta H, Naganawa M, Hayashi K, Kiyotoshi H, 
Ohta C, Ninomiya S. COVID-19 Vaccine-Induced Severe Pneumonitis. 
Respirol Case Rep. 2025 Aug 21;13(8):e70274. doi: 10.1002/
rcr2.70274. PMID: 40860748; PMCID: PMC12371123.
    \46\ Ibid.
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    We believe that the CPT evaluation and management code set may 
capture the work and clinical decision making involved in the 
evaluation and management of most vaccine adverse reactions. However, 
we believe that physician and nonphysician practitioners' work may not 
be accurately reflected under the CPT medical decision-making framework 
relating to the evaluation and management of rare and severe vaccine 
adverse reactions. E/M visits, like other services under the PFS, are 
valued based on an assumption of a typical case. We believe that these 
are additional resource costs that don't fit under a typical E/M. 
Therefore, we are proposing an add-on code and payment for diagnosis 
and management of a suspected vaccine adverse reaction for services 
going above and beyond those captured in an evaluation and management 
(E/M) visit. These services entail listening to patient concerns, 
answering questions, and building trust; selecting diagnosis strategies 
and conveying information in a manner specific to each patient's 
concerns, cultural and religious beliefs, and literacy level; providing 
patients with appropriate resources; and planning with patients the 
treatment of symptoms of vaccine adverse effects. We propose that this 
add-on code, HCPCS code GADV1 (Office or other outpatient evaluation 
and management service(s) for the diagnosis and treatment of vaccine 
adverse effects, new or established patient; each 15 minutes personally 
performed by the physician or qualified healthcare professional (list 
separately in addition to CPT codes 99202, 99203, 99204, 99205, 99211, 
99212, 99213, 99214, 99215, 99341, 99342, 99344, 99345, 99347, 99348, 
99349, 99350)), would be payable when a physician or nonphysician 
practitioner (NPP): (1) establishes and documents a temporal 
relationship to vaccination, and (2) performs a medically appropriate 
assessment to rule out alternative causes.
    For the purposes of valuation, we are proposing a direct crosswalk 
for HCPCS code GADV1 to HCPCS code G2212 (Prolonged office or other 
outpatient

[[Page 43906]]

evaluation and management service(s) beyond the maximum required time 
of the primary procedure which has been selected using total time on 
the date of the primary service; each additional 15 minutes by the 
physician or qualified healthcare professional, with or without direct 
patient contact (List separately in addition to CPT codes 99205, 99215, 
99483 for office or other outpatient evaluation and management 
services) (do not report G2212 on the same date of service as 99358, 
99359, 99415, 99416) (do not report G2212 for any time unit less than 
15 minutes)) for 0.61 work RVUs and for direct PE inputs.
    We welcome comments on whether a second HCPCS code for 15 minutes 
of physician or NPP work time should be finalized and structured as a 
stand-alone code to more accurately capture the work entailed in cases 
where a patient is being evaluated for only a vaccine related 
complaint, outside the context of an E/M visit being furnished for a 
separate complaint. We also welcome comments on whether in finalizing 
such a stand-alone HCPCS code we should crosswalk its work RVU and PE 
inputs to HCPCS code G2212.
    Finally, we propose adding HCPCS code GADV1 to the Medicare 
Telehealth List.
(56) Health Coaching (CPT Codes 0591T, 0592T, and 0593T)
    Per the Trump Administration's Executive Order, ``Establishing the 
President's Make America Healthy Again Commission,'' \47\ the 
Administration is directing agency focus towards understanding and 
drastically lowering chronic disease rates, through thinking on 
nutrition, physical activity, healthy lifestyles, over-reliance on 
medication and treatments, the effects of new technological habits, 
environmental impacts, and food and drug quality and safety. 
Furthermore, the Executive Order directs that agencies shall ensure the 
availability of expanded treatment options and the flexibility for 
health insurance coverage to provide benefits to support beneficial 
lifestyle changes and disease prevention.
---------------------------------------------------------------------------

    \47\ https://www.whitehouse.gov/presidential-actions/2025/02/establishing-the-presidents-make-america-healthy-again-commission/.
---------------------------------------------------------------------------

    As such, in the CY 2026 PFS proposed rule, we sought comment on a 
wide range of possible rulemaking topics to promote prevention and 
management of chronic disease, and in particular, asked more detailed 
questions surrounding health coaching and motivational interviewing. 
More specifically, we asked whether we should consider coding and 
payment for health coaching and motivational interviewing beyond the 
current contractor-priced CPT codes describing health coaching, as an 
incident-to service performed under general supervision of a billing 
practitioner, what an appropriate description would be, what types of 
clinical staff perform motivational interviewing, how long a session 
lasts, the overlap between motivational interviewing and health 
coaching, training requirements for motivational interviewing and 
health coaches, the types of clinical circumstances where motivational 
interviewing and health coaching are performed, relevance for 
audiovisual or audio-only telecommunication, the experience of payers 
and providers using the CPT Category III CPT codes, and relevance for 
Evidence-Based Programs that effectively manage or prevent chronic 
disease. Commenters responded, stating that health coaching could 
support CMS' goal of preventing or managing chronic disease. Many 
health coaches wrote about their personal experience working with 
patients with chronic diseases, assisting them in making behavioral and 
lifestyle changes to self-manage their conditions, and noted that 
health coaching is a low-cost and highly effective strategy that 
empowers patients to manage their health. Many commenters requested 
paying separately for health coaching via the creation of HCPCS G-codes 
or another payment mechanism that would allow providers to reliably 
schedule and bill for health coaching services. Commenters also 
emphasized the importance of requiring that these services be provided 
by health coaches with appropriate training and certification.
    To ensure we adequately capture the time and resources for health 
coaching, we are proposing conditions of payment and valuation for 
0591T (Health and well-being coaching face-to-face; individual, initial 
assessment, 60-90 minutes), 0592T (Individual, follow-up session, at 
least 30 minutes), and 0593T (Health and well-being coaching, group [2 
or more individuals], at least 30 minutes). CPT code 0593T would be 
billed once per beneficiary in the group.
    We are also proposing to adopt the CPT prefatory language for 
0591T, 0592T, and 0593T: ``Health and well-being coaching is a patient-
centered approach wherein patients determine their goals, use self-
discovery or active learning processes together with content education 
to work toward their goals, and self-monitor behaviors to increase 
accountability, all within the context of an interpersonal relationship 
with a coach. The health and well-being coach is qualified to perform 
health and well-being coaching by education, training, national 
examination and, when applicable, licensure/regulation, and has 
completed a training program in health and well-being coaching whose 
content meets standards established by an applicable national 
credentialing organization. The training includes behavioral change 
theory, motivational strategies, communication techniques, health 
education and promotion theories, which are used to assist patients to 
develop intrinsic motivation and obtain skills to create sustainable 
change for improved health and well-being.''
    We are proposing that CPT codes 0591T, 0592T, and 0593T may be 
performed under direct supervision of the billing practitioner, as 
defined by Sec.  410.26(a)(3). We also propose that when the service is 
performed under direct supervision by auxiliary personnel, the 
auxiliary personnel must have received appropriate certification to 
perform the services, which includes, but is not limited to, fulfilling 
the National Board for Health and Wellness Coaching National Standards, 
the National Commission for Health Education Credentialing eligibility 
for Certified Health Education Specialists, or the American Holistic 
Nurses Credentialing national standards for Certified Nurse Coaches. In 
response to the Request for Information (RFI) in the CY 2026 PFS 
proposed rule (90 FR 49479 through 49480), we received comments from 
interested parties pointing us towards these standards. We also propose 
that appropriate certification for auxiliary personnel to perform the 
services can also be fulfilled by receiving training from the evidence-
based health promotion and disease prevention programs funded under the 
Older Americans Act and overseen by the Administration for Community 
Living (ACL). These programs undergo review, meet significant evidence 
thresholds, and have training requirements built into the program 
requirements. We solicit comment on these certification standards for 
auxiliary personnel performing these services.
    Furthermore, we understand that occasionally, community-based 
organizations (CBOs) are the entities that employ health coaches. As 
noted in the CY 2023 PFS final rule (87 FR 69790) and explained in the 
CY 2023 PFS proposed rule (87 FR 46102), when we refer to CBOs, we mean 
public or private not-for-profit entities that provide specific 
services to the community or targeted populations in

[[Page 43907]]

the community to address the health needs of those populations. They 
may include community care hubs, community-action agencies, housing 
agencies, area agencies on aging, centers for independent living, aging 
and disability resource centers or other non-profits that apply for 
grants or contract with healthcare entities to perform social services. 
They may receive grants from other agencies in the U.S. Department of 
Health and Human Services, including Federal grants administered by the 
Administration for Children and Families (ACF), Administration for 
Community Living (ACL), the Centers for Disease Control and Prevention 
(CDC), the Health Resources and Services Administration (HRSA), the 
Substance Abuse and Mental Health Services Administration (SAMHSA), or 
State-funded grants to provide social services. Generally, we believe 
such organizations know the populations and communities they serve and 
may have the infrastructure or systems in place to assist practitioners 
to provide these services. We note that individuals employed by CBOs 
may operate under general supervision of the billing practitioner, as 
long as the training and certification guidelines outlined earlier in 
this section are met.
    Finally, we are proposing national payment for CPT codes 0591T, 
0592T, and 0593T. We are proposing to crosswalk work and direct PE 
inputs for 0591T and 0592T to CPT codes 99490 (Chronic care management) 
and 99439 (Chronic care management, each additional 20 minutes), 
respectively, since, like Chronic Care Management (CCM), these visit-
based services are performed under general supervision. For 0593T, 
since it is a group visit billed in 30-minute increments, we are 
proposing to crosswalk the work and PE inputs to CPT code G0109 (Group 
diabetes self-management training). Therefore, we are proposing a work 
RVU of 1.00 for CPT code 0591T, 0.70 for CPT code 0592T, and 0.23 for 
CPT code 0593T. Since multiple sessions in the same calendar month may 
be needed, we are not proposing frequency limitations for these codes, 
as long as they are reasonable and necessary. We will monitor 
utilization and may re-evaluate these policies in future rulemaking. 
These services were added to the Medicare Telehealth Services List in 
the CY 2024 PFS Final Rule (88 FR 78859 through 78860).
    We solicit comments on the valuation of these services and the 
conditions of payment. We are also soliciting comment on whether should 
consider creating HCPCS G-codes to describe these services for CY 2027, 
rather than actively pricing these Category III CPT codes that describe 
health coaching services, including what the potential benefits of G-
codes would be compared to using the existing codes.
(57) Vascular Embolization or Occlusion Procedure With Use of a 
Pressure-Generating Catheter (HCPCS Code G0577)
    HCPCS code C9797 (Vascular embolization or occlusion procedure with 
use of a pressure-generating catheter (e.g., one-way valve, 
intermittently occluding), inclusive of all radiological supervision 
and interpretation, intraprocedural roadmapping, and imaging guidance 
necessary to complete the intervention; for tumors, organ ischemia, or 
infarction) was created for the April, 2025 Quarterly Release for the 
OPPS and Ambulatory Surgical System (ASC) to describe use of a 
pressure-generating catheter inclusive of imaging guidance for vascular 
embolization. Subsequently, we also created HCPCS code C8004 
(Simulation angiogram with use of a pressure-generating catheter (e.g., 
one-way valve, intermittently occluding), inclusive of all radiological 
supervision and interpretation, intraprocedural road mapping, and 
imaging guidance necessary to complete the angiogram, for subsequent 
therapeutic radioembolization of tumors) to describe the simulation 
angiogram associated with the use of the pressure-generating catheter 
described by HCPCS code C9797 for the April, 2025 OPPS Quarterly 
Release. For CY 2026, HCPCS code C9797 is assigned to APC 5194 with a 
payment rate of around $18,729 while HCPCS code C8004 is assigned to 
APC 5193 with a payment rate of around $11,874. Currently both HCPCS 
codes C9797 and C8004 are only payable in the OPPS and ASC settings, as 
there is currently no coding for the physician office setting 
describing use of this technology. Under the PFS, vascular embolization 
procedures are reported using CPT code 37243 (Vascular embolization or 
occlusion, inclusive of all radiological supervision and 
interpretation, intraprocedural roadmapping, and imaging guidance 
necessary to complete the intervention; for tumors, organ ischemia, or 
infarction) regardless of the technology used to perform the service.
    Interested parties have indicated that use of this technology has 
expanded beyond the OPPS and ASC settings and into the physician office 
setting; however, the resource costs associated with CPT code 37243 do 
not accurately account for the use of innovative catheter technology. 
While this technology may not yet be typical and as such is 
appropriately absent from the valuation of CPT code 37342, we are 
concerned that the lack of appropriate coding and payment for the use 
of innovative catheter technology may negatively impact access in the 
non-facility setting.
    Beginning July 1, 2026, we began making separate payment for 
vascular embolization or occlusion procedure with the use of a 
pressure-generating catheter through the contractor priced HCPCS code 
G0577 (Vascular embolization or occlusion procedure with use of a 
pressure-generating catheter (e.g., one-way valve, intermittently 
occluding), inclusive of all radiological supervision and 
interpretation, intraprocedural roadmapping, and imaging guidance 
necessary to complete the intervention; for tumors, organ ischemia, or 
infarction performed in the non-facility setting) and are proposing to 
nationally price this service for CY 2027. We are seeking comment on 
whether there is a need for creation of a HCPCS G-code to mirror HCPCS 
code C8004 as currently there are no claims for this service in the 
HOPD setting.
    In the CY 2026 PFS final rule, we finalized use of the relationship 
between the OPPS APC relative weights for APCs describing radiation 
treatment delivery services to inform the PE RVUs for those services 
under the PFS. We believe a similar policy is necessary here to 
establish the initial valuation for vascular embolization using a 
pressure generating catheter given the lack of pricing information in 
the non-facility setting. Therefore we are proposing to use the 
relative relationship between the approximate APC payment amounts 
between CPT code 37243 and HCPCS code C9797 to value the PE portion of 
HCPCS code G0577 and a direct crosswalk to the work and MP RVUs 
associated with CPT code 37243 as well as the physician time. We are 
seeking comments on these values. We would also note that this 
valuation is preliminary and we will consider updates for future 
rulemaking if use of this technology becomes more widespread in the 
non-facility setting.
(58) Accounting for E/M Resource Overlap Between Stand-Alone Visits and 
Global Periods
(a) Background
    Surgical procedures with a global surgery period include all the 
necessary services normally provided by the practitioner before, 
during, and after a procedure. The global surgery payment includes 
things like pre-operative visits,

[[Page 43908]]

typical intra-operative services for that procedure, post-operative 
follow-up visits, supplies, and other services such as dressing 
changes, and removal of items used during or after surgery like 
sutures, staples, splints, or casts.\48\ The payment and coding 
structure of global surgery periods includes the same foundational 
pieces as other codes in the PFS: work RVUs, practice expense RVUs, and 
malpractice RVUs. The work RVUs include time crosswalked from E/M codes 
to reflect the valuation of things such as pre-operative and post-
operative visits. Given that global surgical packages already account 
for the resource costs associated with visits, standalone E/M codes are 
not billable on the same day as a procedure code unless they are 
significant and separately identifiable from the procedure. These 
visits are identified through appending of modifier-25 to the claim. 
This proposal is meant to address the likely overlap and duplication of 
payment between the E/M services already paid for during the global 
surgical package, and any additional E/M services billed for through 
the use of modifier-25 as significant and separately identifiable.
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    \48\ https://www.cms.gov/files/document/mln907166-global-surgery-booklet.pdf.
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    The PFS has other existing policies where we reduce payments if 
multiple procedures are furnished on the same day for the same patient, 
the multiple procedure payment reduction (MPPR) policies. MPPR is a 
longstanding Medicare policy to reduce payment by 50 percent for the 
second and subsequent surgical procedures furnished on the same day to 
the same patient, largely based on the efficiencies in PE and pre- and 
post-surgical physician work. Since the implementation of the PFS, MPPR 
policies were also established on nuclear medicine diagnostic 
procedures, the professional and technical component of diagnostic 
imaging, the technical component of diagnostic cardiovascular and 
ophthalmology procedures, and always-therapy services. In the 2019 PFS 
proposed rule (83 FR 35840 through 35841), as part of a suite of 
proposals designed to modify the payment structure of E/M visits, we 
proposed to reduce payment by 50 percent for the least expensive 0-day 
global procedure or visit that the same physician (or a physician in 
the same group practice) furnishes on the same day as a separately 
identifiable E/M visit, currently identified on the claim by an 
appended modifier-25.
    In the 2019 PFS final rule (83 FR 59638 through 59640), many 
commenters opposed this proposal, stating that current billing rules 
allow these services to be billed only when modifier-25 is used, which 
makes it clear that the visits are significant and separately 
identifiable. Other commenters described that the RUC review process 
includes adjustments to account for any costs that the RUC considers 
duplicative, which means that CMS is making an unnecessary second 
adjustment. Commenters also stated that CMS provided insufficient 
rationale for a 50 percent payment reduction instead of other potential 
adjustments. Some physician organizations and patient advocacy groups 
also stated concerns that physicians might respond to financial 
incentives to bring patients back for necessary visits on a different 
day to avoid triggering the payment reduction. MedPAC, among others, 
were supportive of the proposal, stating that when a standalone E/M 
visit occurs on the same day as a procedure, there are efficiencies 
such as pre-service and post-service clinician work and practice 
expense, that are not currently accounted for in the system. Other 
commenters suggested alternative reductions, such as a 5 percent or 25 
percent reduction.
    In our response to commenters in the CY 2019 final rule (83 FR 
59638 through 59640), we stated that we continued to have concerns 
about 0- and 10-day global periods on the same day as E/M visits. We 
appreciated the efforts of the RUC to address overlaps when they 
recognize that a code is often reported with a same day E/M visit, but 
we also noted that the RUC tends to recommend only minor adjustments to 
physician time and direct PE inputs to account for overlap. We also 
discussed that there are several thousand codes with global periods, 
and while we routinely prioritize review of high-volume services, we 
believe code-level reviews are not a practical solution to ensuring the 
accuracy of accounting for these types of efficiencies. We also stated 
that if practitioners begin deliberately scheduling visits on separate 
days to avoid the payment adjustment, this could create undue burden 
and create potential medical risk for beneficiaries.
    We did not finalize this proposal in CY 2019 for a few reasons. 
First, we had concerns related to balancing the appropriate valuation 
of these codes with potential disruption to patient care. We reiterated 
that we find the possible practice of scheduling medical services to 
maximize payment highly problematic, and we invited interested party 
feedback regarding how to address these challenges. Second, we did not 
finalize any of the suite of proposals related to the valuation of the 
E/M code set in CY 2019, as the AMA and the CPT Editorial Panel stated 
plans to revisit coding for O/O E/M, and we delayed further action to 
allow that process to play out (83 FR 59638).
(b) Proposed Changes to Payments Using Modifier-25
    As we stated in the CY 2019 final rule (83 FR 59638 through 59640), 
we continue to believe that there are efficiencies when the same 
physician (or a physician in the same group practice) provides an E/M 
service for the same patient in conjunction with a procedure with a 
global period, and that we are likely duplicating payment under the 
current payment methodology. We are proposing to reduce payment, as 
described later in this section, when a separately identifiable O/O E/M 
visit is furnished by the same physician (or a physician in the same 
group practice) on the same day as a 0-, 10-, and 90-day global 
procedure. Under this proposal, the most expensive service (either 
surgical or E/M visit) would be paid at 100 percent, and all other 
surgical procedure(s) or E/M visit(s) would be paid at 50 percent. For 
example, a patient receives an O/O E/M visit using CPT code 99212 
(Office or other outpatient visit for the evaluation and management of 
an established patient, which requires a medically appropriate history 
and/or examination and straightforward medical decision making. When 
using total time on the date of the encounter for code section, 10 
minutes must be met or exceeded.) at a dermatologist's office, and then 
has two skin lesions removed, one using CPT code 11300 (Shaving of 
epidermal or dermal lesion, single lesion, trunk, arms, or legs; lesion 
diameter 0.5cm or less) and one using CPT code 11301 (Shaving of 
epidermal or dermal lesion, single lesion, trunk, arms or legs; lesion 
diameter 0.6 to 1.0 cm). Using 2026 RVU values, the total non-facility 
(NF) RVU of CPT code 99212 is 1.78, the total NF RVU of CPT code 11300 
is 2.89, and the total NF RVU of CPT code 11301 is 3.48. Since CPT code 
11301 is the highest paid service, CPT code 11301 will be paid at 100 
percent (total RVU of 3.48), and CPT code 11300 and the payment for CPT 
code 99212 will both be reduced by 50 percent, CPT code 11300 down to 
1.445 RVUs and CPT code 99212 down to 0.89 RVUs.
    The 50 percent value aligns with our previous proposal from CY 2019 
PFS proposed rule (83 FR 35840 through 35841) and matches the 
longstanding surgical MPPR discussed previously in this section. We 
welcome comments on

[[Page 43909]]

the value of this adjustment, including whether it would be more 
appropriate to match a different MPPR value, such as 25 percent.
    While we are proposing to apply this policy only to O/O E/M visits, 
we are seeking comments on whether it should also apply to other E/M 
visits, such as inpatient E/M visits.
    We reiterate that we do not find it appropriate to schedule medical 
services for patients to maximize payment, which would create undue 
burden and potential medical risk for beneficiaries. We have a number 
of data analysis tools to monitor for potentially problematic 
utilization patterns which may be useful in future, if necessary, for 
monitoring for this practice, including distinct claims editing to 
identify problematic utilization patterns, comparative billing reports 
to identify to providers their outlier status, and medical review 
capabilities to determine if the patterns are problematic and 
indicative of waste or abuse. We are also seeking comment on whether or 
not it is necessary to revise the conditions of payment to mitigate 
such payment abuses.
(c) Intravitreal Eye Injections
    We are also seeking comment on how this policy might apply to an E/
M visit reported on the same day as intravitreal eye injection, such as 
CPT code 67028, a high volume 000-day global code. In recent years, 
since new injected medications were developed to treat retinal 
diseases, there has been new focus from auditors (such as the OIG), 
MACs, professional eye associations and the AMA, to better understand 
the standard of care for patients receiving these treatments, in terms 
of when same-day eye examinations are clinically indicated and 
separately identifiable from the injection procedure, for the injected 
eye or the fellow eye. We have heard that patients with retinal 
diseases require examination every one to three months based on their 
treatment response, and importantly, both eyes are examined at each 
visit because of the high incidence of bilateral (though often 
asynchronous) involvement. The associations have written to CMS outside 
of the rulemaking process, indicating that around 50 percent of the 
time, a separately reported E/M visit on the same day to examine the 
eye(s) may be prompted or required by the symptom or condition for 
which the injection is being provided. The fellow eye could require 
examination if the patient reports symptoms in that eye when they 
present for an injection, and same-day exams determine if the type of 
medication is appropriate and the length of time between injections can 
be extended. To help us ensure accurate payment, we are seeking to 
better understand the clinical circumstances involved, and any overlap 
with resources already accounted for in valuation of the global 
procedure, such as for (1) established patients without symptoms in the 
fellow eye; (2) established patients with symptoms in the fellow eye, 
whether prior or newly reported upon presenting for their injection; 
(3) new patients; (4) does it vary according to diagnosis and exam 
findings; (5) are injections in the fellow eye always deferred to 
another day; and (6) how CMS might be able to confirm or ensure that 
the visit being reported is significant and separately identifiable 
absent medical record review, for example, should we expect to see a 
new or different diagnosis code on the claim.
    We are also seeking to better understand whether the E/M work 
associated with new patients is typically included in valuation of the 
minor procedures, or whether there is extra work for new patients that 
is significant and separately identifiable enough to always warrant 
separate payment.
(59) Revisions To Teaching Physician Policy Related to the Primary Care 
Exception
(a) Background
    As a general matter, E/M visit codes under the PFS can only be 
reported when the care is personally provided by a qualified 
practitioner. Currently, under the primary care exception described at 
Sec.  415.174, in the case of certain visit codes of lower and mid-
level complexity, Medicare contractors may be able to make PFS payment 
for a service provided by a resident without the presence of a teaching 
physician, but in specific outpatient primary care centers and when 
certain conditions must be met. For example, the teaching physician 
must direct the care from such proximity as to constitute immediate 
availability (that is, to effectively provide direct supervision).
    During the Public Health Emergency (PHE) for the 2019 Novel 
Coronavirus (COVID-19) pandemic, CMS allowed through an interim final 
rule (85 FR 19230 through 19292) that all levels of an O/O E/M service 
provided in specified primary care centers may be provided under 
supervision of the teaching physician by interactive telecommunications 
technology (85 FR 19259). At the conclusion of the PHE this flexibility 
expired, such that only lower and mid-level complexity visits (as 
specified by CMS in program instructions) could be provided without the 
presence of a teaching physician under the terms specified in Sec.  
415.174.
    Additionally, in the CY 2020 PFS final rule (84 FR 62851 through 
62854), E/M visits were revised to allow visits to be based on time and 
medical decision making. According to our claims data, we note that the 
most commonly billed O/O E/M visit level is now a moderate level visit 
(level 4), whereas in the past, a mid-level (level 3) visit was most 
common.
(b) Revisions to Current Policy
    We have received multiple requests from interested parties 
requesting us to allow residents to perform moderate and high (level 4 
and 5) E/M visits under the supervision of the teaching physician and 
to defer to the clinical judgment of that graduate medical education 
(GME) program as to whether or not these high level visits may be 
performed without the presence of the teaching physician.
    After consideration and evaluation of interested parties' requests, 
we are proposing that all levels of an O/O E/M service provided in 
primary care centers, and meeting the requirements in Sec.  415.174, 
may be provided under direct supervision of the teaching physician in 
such cases where the teaching physician believes such care is 
clinically appropriate and without the presence of a teaching 
physician. Specifically, we are proposing modifications to the 
requirements at Sec.  415.174 Exception: Evaluation and management 
services furnished in certain centers, to expand coverage of services 
for teaching physicians as part of a graduate medical education (GME) 
program. We are proposing to modify the requirements for certain E/M 
codes to allow physician fee schedule payment for a service furnished 
by a resident provided under direct supervision. We are proposing to 
modify paragraph (a) to state that certain evaluation and management 
codes (as specified by CMS in program instructions), may be paid by the 
physician fee schedule and are thus proposing to remove the language 
``of lower and mid-level complexity'' to potentially allow for certain 
moderate and higher-level evaluation and management codes to be billed 
if the visit meets all the criteria in Sec.  415.174. We are proposing 
Sec.  415.174 (a) to read as follows: ``In the case of certain 
evaluation and management codes (as specified by CMS in program 
instructions), Medicare Administrative Contractors (MACs) may make 
physician fee schedule payment for a service furnished by a resident 
without the presence of a teaching physician.

[[Page 43910]]

For the exception to apply, all of the following conditions must be 
met.''
    We believe this proposal would provide some autonomy to residents 
as well as the teaching physician if the specific GME program would 
support it. We considered that some visits may take more time in the 
beginning since residents are still learning and we will continue to 
monitor the visit levels over time. We welcome comments on this 
proposal.
(60) Bundled Payments Under the PFS for Substance Use Disorders (HCPCS 
Codes G2086, G2087, and G2088)
    In the CY 2020 PFS final rule (84 FR 62673), we finalized the 
creation of new coding and payment describing a bundled episode of care 
for the treatment of Opioid Use Disorder (OUD). Then, in the CY 2021 
PFS final rule, we finalized a revision to the code descriptors for 
HCPCS codes G2086, G2087, and G2088 by replacing ``opioid use 
disorder'' with ``a substance use disorder'' in response to requests to 
expand these bundled payments to be inclusive of other substance use 
disorders (SUDs), not just OUD, stating we agreed that doing so could 
expand access to needed care.
    The codes are:
     HCPCS code G2086: Office-based treatment for a substance 
use disorder, including development of the treatment plan, care 
coordination, individual therapy and group therapy and counseling; at 
least 70 minutes in the first calendar month.
     HCPCS code G2087: Office-based treatment for a substance 
use disorder, including care coordination, individual therapy and group 
therapy and counseling; at least 60 minutes in a subsequent calendar 
month.
     HCPCS code G2088: Office-based treatment for a substance 
use disorder, including care coordination, individual therapy and group 
therapy and counseling; each additional 30 minutes beyond the first 120 
minutes (List separately in addition to code for primary procedure).
    Interested parties have pointed out disparities in payment for 
HCPCS codes G2086 through G2088 compared to payment for similar 
services under the Medicare Opioid Treatment Program (OTP) benefit. 
They state that both OTPs and non-OTP outpatient addiction treatment 
settings can provide American Society of Addiction Medicine ASAM Level 
1.7's suite of services that include medically managed outpatient 
treatment services, including evaluation and management of 
intoxication, withdrawal, biomedical concerns, and common low 
complexity psychiatric concerns. They state that the only clinical 
difference between these places of service at ASAM Level 1.7 is that 
OTPs can provide methadone for the treatment of OUD, and the other 
cannot due to Federal regulations. OTPs are also governed by extensive 
Federal and State regulations, unlike office-based practices which are 
not federally regulated settings but may be subject to extensive State 
regulations. They note that since the time these codes were created, 
there is now a new Level 1.0 that describes remission monitoring 
services or services to patients in stable remission, similar to 
services described by outpatient E/M codes. The new Level 1.5 provides 
outpatient counseling and psychotherapeutic services, appropriate for 
patients with mild SUDs and those in early remission, and a new Level 
1.7 that describes medically-managed outpatient treatment, including 
withdrawal management. They state that the services described by HCPCS 
codes G2086-G2088 align with Level 1.5, but that there is no existing 
coding under the PFS to describe level 1.7.
    We welcome additional information on this topic, including whether 
we should consider updates to the rates for HCPCS codes G2086 through 
G2088, and/or whether additional coding is needed to describe the ASAM 
1.7 level of care.
(61) Software as a Medical Service (SaMS) Laboratory Analyses
    In recent years, there have been rapid developments in the use of 
software-based technologies with novel functionalities, including 
artificial intelligence, to support clinical decision-making in the 
outpatient and physician office settings. New clinical software, which 
includes clinical decision support software, clinical risk modeling, 
and computer aided detection (CAD), is becoming increasingly available 
to practitioners. These technologies often perform data analysis of 
diagnostic images from patients, relying on complex algorithms or 
statistical predictive modeling to aid in the diagnosis or treatment 
planning of a patient's condition. In previous rulemaking, we have 
referred to these algorithm-driven services that assist practitioners 
in making clinical assessments or diagnoses as Software as a Service 
(SaaS). Some of the software functions that are used in these services 
are FDA-regulated medical devices. Unlike prescription digital 
therapeutics (PDTs), for example PDTs that provide cognitive behavioral 
therapy to treat substance disorders or chronic insomnia, SaaS 
technologies do not currently treat illnesses or patient injuries. SaaS 
is also separate from remote patient monitoring (RPM) and remote 
therapeutic monitoring (RTM), which are digital healthcare tools for 
tracking patient data outside traditional office settings (90 FR 
49394). For CY 2027, we propose a change in terminology. We now 
understand that in other industries, the existing SaaS terminology is 
used for general cloud-based computing service models outside of a 
health care context, which may cause confusion as we are using it to 
describe specific services that provide a medical function for purposes 
of PFS Medicare payment policy. To dispel any ambiguity and clarify 
that distinction, we propose to change our terminology from SaaS to 
Software as a Medical Service (SaMS) to refer to software-based 
technologies that support clinical decision making through algorithmic 
analysis, including those that provide clinical or diagnostic 
functionality. We welcome public comments on the proposed change in 
terminology. For further discussion of this terminology and other OPPS 
SaMS proposals, please see the CY 2027 Hospital Outpatient Prospective 
Payment System (OPPS) and Ambulatory Surgical Center (ASC) Proposed 
Rule (91 FR 41918).
    In recent years, we have seen an increase in laboratory tests that 
combine laboratory analyses, such as genomic sequencing or 
immunoassays, with computer algorithms to produce a clinical test 
result. The AMA CPT Editorial Panel created a category called Multi-
Analyte Assays with Algorithmic Analysis, to categorize test codes that 
combined laboratory analyses with computer algorithms to generate 
clinical information. More recently, however, we are seeing the 
development of distinct algorithmic analyses alone.
    For example, when the genomic sequencing of an individual is 
performed, this sequencing will likely only need to be performed once. 
However, once the genomic sequence has been generated, the subsequent 
algorithmic analyses of that sequence data can be performed an infinite 
number of times to produce a wide range of results and/or diagnostic or 
risk-related information. These secondary analyses of original genomic 
sequences can be proprietary and unique to a single laboratory but 
could also be conducted at a range of settings. For purposes of this 
proposal, we are referring to subsequent stand-alone algorithmic 
analyses that are separate from a CLIA certified laboratory's 
examination of human material, as defined by 42 CFR 493.2, as ``SaMS 
laboratory analyses performed on laboratory tests''.

[[Page 43911]]

    Currently, certain SaMS analyses performed on laboratory tests are 
treated as clinical diagnostic laboratory tests (CDLTs) and paid under 
the Clinical Laboratory Fee Schedule (CLFS). Section 1861(s) of the Act 
specifies items and services included as ``medical and other health 
services'' under Part B, including diagnostic X-ray tests, diagnostic 
laboratory tests, and other diagnostic tests as described in section 
1861(s)(3) of the Act. Section 1861(s)(17) of the Act states that no 
diagnostic tests performed in any laboratory shall be included within 
paragraph (3) unless such laboratory meets CLIA certification 
requirements under section 353 of the Public Health Service Act, among 
other requirements. Sections 1833(h) and 1834A of the Act and the 
implementing regulations at 42 CFR part 414, subpart G, set forth the 
CLFS ratesetting methodologies for CDLTs. We do not believe it is 
appropriate to consider these secondary algorithmic analyses to be 
CDLTs or establish CLFS payment rates for these analyses because these 
secondary algorithmic analyses do not require laboratory services or 
entities, regulated by CLIA, to perform them. Referring to the example 
above, while an individual's genomic sequence must be performed by a 
CLIA certified laboratory entity to allow for Medicare payment under 
the CLFS, the subsequent algorithmic analyses of the sequence data as 
part of the SaMS analyses performed on laboratory tests can be 
performed by any non-regulated entity with the computer software needed 
to perform the analyses.
    Our position is that the secondary analyses are ``other diagnostic 
tests'' under section 1861(s)(3) of the Act as opposed to ``diagnostic 
laboratory tests.'' As noted previously, Medicare will not pay for 
CDLTs on the CLFS unless they are furnished by laboratories that meet 
applicable CLIA certification requirements.
    Tests that examine materials derived from the human body are 
assigned to and paid under the CLFS only when furnished by such 
certified laboratories, in accordance with 42 CFR 410.32(d). Because 
SaMS analyses performed on laboratory tests are downstream evaluations 
of the data generated by a prior laboratory test, an entity that 
performs only algorithmic analyses of previously sequenced data may not 
qualify as a CLFS laboratory under 42 CFR 493.2 or require CLIA 
certification. We believe SaMS that evaluate data generated by a prior 
laboratory test should not be treated as CDLTs for Medicare payment 
purposes.
    We are also concerned that paying for these analyses based on 
existing CLFS payment methodologies may create significant 
vulnerabilities for the Medicare program, due to the lack of data 
transparency and CDLTs not being subject to beneficiary cost-sharing or 
budget neutrality. Section 414.508 outlines the ratesetting 
methodologies CMS uses to set payment rates for new tests on the CLFS. 
Under Sec.  414.508(b), CMS determines the payment amount based on 
either crosswalking or gapfilling methodologies until applicable 
information is available to establish a payment amount under the 
methodology described in Sec.  414.507(b). Crosswalking is used if it 
is determined that a new CDLT is comparable to an existing test, 
multiple existing test codes, or a portion of an existing test code. 
Gapfilling is used when no comparable existing CDLT is available. 
Public consultation for payment for new clinical diagnostic laboratory 
tests is required in determining payment amounts, receiving public 
comments and recommendations (and data on which the recommendations are 
based) as well as recommendations from the Advisory Panel on CDLTs per 
42 CFR 414.506.
    A significant challenge to the ratesetting process for CMS is the 
lack of transparent data received from laboratories outlining resource 
costs of a test, particularly for the algorithmic portions of tests 
that are combined with other analytes. In the past, laboratories have 
explained to CMS that the algorithmic components of laboratory tests 
are highly proprietary and details cannot be shared. Thus, we have 
worked with the limited information available on the details of methods 
or resources for the algorithmic portions of tests or analyses and has 
thus far relied on the other laboratory methods provided in the CPT 
descriptor (i.e., NGS sequencing, RT-PCR, or DNA methylation analysis). 
As we have gathered more information on SaMS analyses performed on 
laboratory tests, we now believe that since these analyses are entirely 
computer-based, comparison based on laboratory methodologies is not 
appropriate. Additionally, in contrast to the PFS, the CLFS generally 
does not include beneficiary cost-sharing or budget neutrality 
adjustments, which limits transparency regarding pricing and creates 
challenges for ensuring appropriate valuation of these services.
    Finally, CMS has an interest in ensuring that services that are 
fundamentally similar are paid for and treated in the same way, 
regardless of the setting of care in which the service is furnished. 
Since SaMS analyses performed on laboratory tests do not require 
performance by a CLIA-certified laboratory and perform algorithmic 
analyses on previously generated data, we believe SaMS analyses 
performed on laboratory tests are substantively similar to other SaMS 
technologies that are currently paid under the PFS. Accordingly, we 
believe that whether the SaMS performs algorithmic analyses of an 
imaging test (e.g., CT scan) or whether it performs an algorithmic 
analysis on data generated from a laboratory test, all algorithmic 
analyses should be treated consistently with other comparable SaMS 
analyses and belong within the broader proposed framework for SaMS. We 
believe that this approach for SaMS technologies would promote 
stability and predictability in payment for similar services.
    Therefore, for CY 2027, we are proposing to contractor price ten 
HCPCS codes describing various SaMS analysis performed on laboratory 
tests under the PFS. Table A-D8 shows the list of currently payable 
SaMS analysis performed on laboratory tests under the CLFS that we are 
proposing to contractor price under the PFS. These ten HCPCS codes were 
identified by the CPT descriptor for the code. If there were no 
laboratory methods included in the code descriptor, and only a computer 
analysis was described, we identified the code as a SaMS analysis 
performed on laboratory tests. We refer to the 2027 Hospital Outpatient 
Prospective Payment System (OPPS) and Ambulatory Surgical Center (ASC) 
Proposed Rule (91 FR 41918) for discussion of payment for these 
services under the OPPS, where we are proposing to assign the same SaMS 
analysis performed on laboratory tests to new technology APCs.
    We would appreciate public comment on any other SaMS analysis 
performed on laboratory tests that should be removed from the CLFS and 
contractor priced under the PFS. We are seeking comment more broadly on 
other approaches to payment for these services, including, but not 
limited to, a direct crosswalk to the proposed OPPS new technology APC 
dollar amounts for all proposed analyses, a subset of these analyses, 
or specific analyses as opposed to contractor pricing.
    In addition, for CY 2027 and subsequent years, we propose to assign 
any new codes that describe SaMS analysis performed on laboratory 
testto contractor pricing for payment under the PFS. We request public 
comment on these proposals, including the list of ten HCPCS codes that 
we identified as

[[Page 43912]]

SaMS analysis performed on laboratory tests, as well as any additional 
HCPCS codes that we should designate as SaMS analysis performed on 
laboratory tests and pay under the PFS rather than as CDLTS paid on the 
CLFS. We may finalize a policy that includes such payment for 
additional HCPCS codes in the PFS final rule based on public comment.
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(62) Caregiver Training Services (CTS)
    In the CY 2025 PFS final rule (89 FR 97817 through 97821), we 
finalized new G-codes and payment for direct care CTS: HCPCS codes 
G0541 (Caregiver training in direct care strategies and techniques to 
support care for patients with an ongoing condition or illness and to 
reduce complications (including, but not limited to, techniques to 
prevent decubitus ulcer formation, wound care, and infection control) 
(without the patient present), face-to-face; initial 30 minutes), G0542 
(Caregiver training in direct care strategies and techniques to support 
care for patients with an ongoing condition or illness and to reduce 
complications (including, but not limited to, techniques to prevent 
decubitus ulcer formation, wound care, and infection control) (without 
the patient present), face-to-face; each additional 15 minutes (list 
separately in addition to code for primary service) (use g0542 in 
conjunction with g0541)), and G0543 (Group caregiver training in direct 
care strategies and techniques to support care for patients with an 
ongoing condition or illness and to reduce complications (including, 
but not limited to, techniques to prevent decubitus ulcer formation, 
wound care, and infection control) (without the patient present), face-
to-face with multiple sets of caregivers).
    We are seeking comment on whether the resource costs associated 
with these services are best reflected through this existing coding or 
whether these resources costs are reflected in the valuation of other 
codes paid under the PFS, such as E/M visits.
(63) Comment Solicitation on Payment for Physician-Patient Clinical 
Trial Discussions
    Despite the U.S. investing over $50 billion annually in biomedical 
research, fewer than 7 percent of adult cancer patients enroll in 
clinical trials.\49\ A central and modifiable reason is that physicians 
rarely initiate conversations about clinical trials with their 
patients. For example, national survey data show that 70 percent of 
oncologists discuss trials with less than a quarter of their 
patients,\50\ yet more than 50 percent of eligible patients enroll when 
actively offered a clinical trial.\51\
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    \49\ Unger JM, Shulman LN, Facktor MA, Helson H, Fleury ME. 
National estimates of the participation of patients with cancer in 
clinical research studies based on commission on cancer 
accreditation data. J Clin Oncol. 2024;42:2139-2148.
    \50\ Lee SJC, Murphy CC, Gerber DE, et al. Reimbursement 
matters: overcoming barriers to clinical trial accrual. Med Care. 
2021;59(5):461-466. PMC8026490.
    \51\ Unger JM, Vaidya R, Hershman DL, Minasian LM, Fleury ME. 
Systematic review and meta-analysis of the magnitude of structural, 
clinical, and physician and patient barriers to cancer clinical 
trial participation. J Natl Cancer Inst. 2019;111(3):245-255.
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    Time and administrative burden are documented as the top barrier to 
conversations between physician and

[[Page 43913]]

patients about participation in clinical trials in virtually every 
survey.\52\ The current valuation of existing visit codes does not 
account for the additional time and resource costs associated with the 
structured physician counseling regarding clinical trial eligibility, 
options, risks and benefits associated with counseling a beneficiary on 
whether to enroll in a clinical trial.
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    \52\ Kumar A, Bhatt DL, Fonarow GC, et al. Barriers for cancer 
clinical trial enrollment: a qualitative study of the perspectives 
of healthcare providers. Contemp Clin Trials Commun. 2022;28:100939. 
PMC9189774.
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    We are therefore seeking comment on whether we should effectuate 
payment for these resource costs through the creation of a HCPCS G-code 
describing a minimum of 20 minutes of physician or other QHP time spent 
on clinical trial counseling. We are seeking comment on accurate 
valuation for this service, including inputs for work and practice 
expense, and whether the service should be available as a Medicare 
telehealth service. Interested parties suggested a work RVU value 
between 1.00 and 1.50 RVUs would accurately account for the physician 
work associated with this service. We are also seeking comment on what 
documentation requirements we might consider for such a service, such 
as the trial(s) discussed and the patient's decision.
BILLING CODE 4169-69-P
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[GRAPHIC] [TIFF OMITTED] TP16JY26.045

BILLING CODE 4169-69-C
4. Potentially Misvalued Services Under the PFS
a. Background
    Section 1848(c)(2)(B) of the Act directs the Secretary to conduct a 
periodic review, not less often than every 5 years, of the relative 
value units (RVUs) established under the PFS. Section 1848(c)(2)(K) of 
the Act requires the Secretary to periodically identify potentially 
misvalued services using certain criteria and to review and make 
appropriate adjustments to the relative values for those services. 
Section 1848(c)(2)(L) of the Act also requires the Secretary to develop 
a process to validate the RVUs of certain potentially misvalued codes 
(PMVC) under the PFS, using the same criteria used to identify PMVC, 
and to make appropriate adjustments.
    As outlined in section II.D. of the proposed rule, under Valuation 
of Specific Codes, each year we develop appropriate adjustments to the 
RVUs taking into account recommendations provided by the American 
Medical Association (AMA)/Specialty Society Relative Value Scale (RVS) 
Update Committee (referred to as the RUC), MedPAC, and other interested 
parties. For many years, the RUC has provided us with recommendations 
on the appropriate relative values for new, revised, and potentially 
misvalued PFS services. We review these recommendations on a code-by-
code basis and consider these recommendations in conjunction with 
analyses of other data, such as claims data, to inform the decision-
making process as authorized by statute. We may also consider analyses 
of work time, work RVUs, or direct practice expense (PE) inputs using 
other data sources, such as the Veterans Health Administration (VHA), 
National Surgical Quality Improvement Program (NSQIP), the Society for 
Thoracic Surgeons (STS), and the Merit-based Incentive Payment System 
(MIPS) data. In addition to considering the most recent available data, 
we assessed the results of physician surveys and specialty 
recommendations submitted to us by the RUC for our review. We also 
consider information provided by other interested parties such as from 
the general medical-related community and the public. We conduct a 
review to assess the appropriate RVUs in the context of contemporary 
medical practice. We note that section 1848(c)(2)(A)(ii) of the Act 
authorizes the use of extrapolation and other techniques to determine 
the RVUs for physicians' services for which specific data are not 
available and requires us to take into account the results of 
consultations with organizations representing physicians who provide 
the services. In accordance with section 1848(c) of the Act, we 
determine and make appropriate adjustments to the RVUs.
    In its March 2006 Report to the Congress (https://www.medpac.gov/document/report-to-the-congress-2006-medicare-payment-policy/), MedPAC 
discussed the importance of appropriately valuing physicians' services, 
stating that misvalued services can distort the market for physicians' 
services, as well as for other health care services that physicians 
order, such as hospital services. In that same report, MedPAC 
postulated that physicians' services under the PFS can become misvalued 
over time. MedPAC stated, ``When a new service is added to the 
physician fee schedule, it may be assigned a relatively high value 
because of the time, technical skill, and psychological stress that are 
often required to furnish that service. Over time, the work required 
for certain services would be expected to decline as physicians become 
more familiar with the service and more efficient in furnishing it.'' 
We believe services can also become overvalued when PE costs decline. 
This can happen when the costs of equipment and supplies fall, or when 
equipment is used more frequently than is estimated in the PE 
methodology, reducing its cost per use. Likewise, services can become 
undervalued when physician work increases, or PE costs rise.

[[Page 43930]]

    As MedPAC noted in its March 2009 Report to Congress (https://www.medpac.gov/docs/default-source/reports/march-2009-report-to-congress-medicare-payment-policy.pdf), in the intervening years since 
MedPAC made the initial recommendations, CMS and the RUC have taken 
several steps to improve the review process. Also, section 
1848(c)(2)(K)(ii) of the Act augments our efforts by directing the 
Secretary to specifically examine, as determined appropriate, 
potentially misvalued services in the following categories:
     Codes that have experienced the fastest growth.
     Codes that have experienced substantial changes in PE.
     Codes that describe new technologies or services within an 
appropriate time-period (such as 3 years) after the relative values are 
initially established for such codes.
     Codes which are multiple codes that are frequently billed 
in conjunction with furnishing a single service.
     Codes with low relative values, particularly those that 
are often billed multiple times for a single treatment.
     Codes that have not been subject to review since 
implementation of the fee schedule.
     Codes that account for the majority of spending under the 
PFS.
     Codes for services that have experienced a substantial 
change in the hospital length of stay or procedure time.
     Codes for which there may be a change in the typical site 
of service since the code was last valued.
     Codes for which there is a significant difference in 
payment for the same service between different sites of service.
     Codes for which there may be anomalies in relative values 
within a family of codes.
     Codes for services where there may be efficiencies when a 
service is furnished at the same time as other services.
     Codes with high intraservice work per unit of time.
     Codes with high PE RVUs.
     Codes with high-cost supplies.
     Codes as determined appropriate by the Secretary.
    Section 1848(c)(2)(K)(iii) of the Act also specifies that the 
Secretary may use existing processes to receive recommendations on the 
review and appropriate adjustment of potentially misvalued services. In 
addition, the Secretary may conduct surveys, other data collection 
activities, studies, or other analyses, as the Secretary determines to 
be appropriate, to facilitate the review and appropriate adjustment of 
potentially misvalued services. This section also authorizes the use of 
analytic contractors to identify and analyze potentially misvalued 
codes, conduct surveys or collect data, and make recommendations on the 
review and appropriate adjustment of potentially misvalued services. 
Additionally, this section provides that the Secretary may coordinate 
the review and adjustment of any RVU with the periodic review described 
in section 1848(c)(2)(B) of the Act. Section 1848(c)(2)(K)(iii)(V) of 
the Act specifies that the Secretary may make appropriate coding 
revisions (including using current processes for consideration of 
coding changes), which may involve consolidating individual services 
into bundled codes for payment under the PFS.
b. CY 2027 Identification and Review of Potentially Misvalued Services
    In the CY 2012 PFS final rule with comment period (76 FR 73058 
through 73059), we finalized a process for the public to nominate PMVC. 
In the CY 2015 PFS final rule with comment period (79 FR 67606 through 
67608), we modified this process whereby the public and interested 
parties may nominate PMVC for review by submitting the code with 
supporting documentation by February 10th of each year. Supporting 
documentation for codes nominated for the annual review of PMVC may 
include the following:
     Documentation in peer reviewed medical literature or other 
reliable data that demonstrate changes in physician work due to one or 
more of the following: technique, knowledge and technology, patient 
population, site-of-service, length of hospital stay and work time.
     An anomalous relationship between the code being proposed 
for review and other codes.
     Evidence that technology has changed physician work.
     Analysis of other data on time and effort measures, such 
as operating room logs or national and other representative databases.
     Evidence that incorrect assumptions were made in the 
previous valuation of the service, such as a misleading vignette, 
survey, or flawed crosswalk assumptions in a previous evaluation.
     Prices for certain high-cost supplies or other direct PE 
inputs that are used to determine PE RVUs are inaccurate and do not 
reflect current information.
     Analyses of work time, work RVU, or direct PE inputs using 
other data sources (for example, VA, NSQIP, the STS National Database, 
and the MIPS data).
     National surveys of work time and intensity from 
professional and management societies and organizations, such as 
hospital associations.
    We evaluate the supporting documentation submitted with the 
nominated codes and assess whether the nominated codes appear to be 
PMVC appropriate for review under the annual process. In the following 
year's PFS proposed rule, we publish the list of nominated codes and 
indicate for each nominated code whether we agree with its inclusion as 
a PMVC. The public has the opportunity to comment on these and all 
other proposed PMVC. In each year's final rule, we finalize our list of 
PMVC.
    In each proposed rule, we seek nominations from the public and from 
interested parties of codes that they believe we should consider as 
potentially misvalued. We receive public nominations for PMVC by 
February 10th and we display these nominations on our public website 
(https://www.cms.gov/medicare/payment/fee-schedules/physician/federal-regulation-notices), where we include the submitter's name, their 
associated organization and the submitted studies for full 
transparency. We sometimes receive submissions for specific PE-related 
inputs for codes, and discuss these PE-related submissions, as 
necessary under the Determination of PE RVUs section of the rule. We 
summarize later in this section this year's submissions under the PMVC 
initiative. For CY 2027, we received 15 requests concerning various 
codes as PMVC.
    The nominations are as follows:
(1) Nasal Sinus Irrigation (CPT Codes 31000 and 31002)
    We received a request from one nominator to review nasal sinus 
irrigation codes, CPT 31000 (Lavage by cannulation; maxillary sinus 
(antrum puncture or natural ostium)), and CPT 31002 (Lavage by 
cannulation; sphenoid sinus), as potentially misvalued. We reviewed 
this code family for the CY 2026 PFS final rule and our extensive 
discussion and rationale for finalizing the current values can be found 
at 90 FR 49310 through 49311.
    We appreciate the information we received from the nominator. 
However, we note the information was the same as last year's 
submission. Additionally, the aforementioned CY 2026 PFS final rule 
specifically mentions for nasal sinus irrigation that interested 
parties were encouraged to submit relevant

[[Page 43931]]

documentation, such as invoices or other evidence that demonstrates the 
typical resource costs for providing these services (90 FR 49311). 
However, we did not receive any invoices from the nominator.
    In consideration of the information provided in this potentially 
misvalued nomination request as well as our previous valuation review 
and decision stated in the CY 2026 PFS final rule, we are seeking 
comments on the typicality and usage of the nasal sinus irrigation 
codes, CPT codes 31000 and 31002.
(2) Urethral Bulking Material (CPT Code 51715)
    We received a request from a nominator to review CPT code 51715 
(Endoscopic injection of implant material into the submucosal tissues 
of the urethra and/or bladder neck) as potentially misvalued. The 
nominator stated that CPT code 51715 currently does not include a 
supply for the implant material necessary to properly perform CPT code 
51715 in the office setting, which is a clinically desired place of 
service for this treatment. The nominator requested that CMS create a 
supply code for a urethral bulking agent sold in 2 mL vials, with a 
non-facility quantity of 1 priced at an average of $1,175 and 
incorporate this new supply into CPT code 51715 to appropriately value 
the service in the non-facility setting.
    We appreciate the nominator submitting invoices regarding the 
pricing of this urethral bulking agent. Given the information provided 
by the nominator as well as factoring in the amount of time that has 
passed since CPT code 51715 was last formally reviewed in the 1990s, we 
are proposing to create a new supply code (SD396) for this urethral 
bulking agent. The SD396 supply is based on a 2 mL vial which we are 
proposing to price at the requested $1,175 based on an average of the 
submitted invoices. We are proposing to add 1 quantity of this supply 
to CPT code 51715 in the non-facility setting to reflect current 
clinical practice. Given the cost of this supply and the length of time 
since last review, we are also seeking comment on whether CPT code 
51715 should be referred to the RUC for review.
(3) Complex Cystometrogram (CPT Codes 51728 and 51729)
    We received a request from a nominator to review CPT code 51728 
(Complex cystometrogram (i.e., calibrated electronic equipment); with 
voiding pressure studies (ie, bladder voiding pressure), any technique) 
and CPT code 51729 (Complex cystometrogram (i.e., calibrated electronic 
equipment); with voiding pressure studies (ie, bladder voiding 
pressure) and urethral pressure profile studies (ie, urethral closure 
pressure profile), any technique). The nominator submitted invoices to 
request a pricing increase in the supply codes SD017 (catheter 
balloon), SD027 (catheter pressure), and SD131 (tubing pressure) for 
CPT codes 51728 and 51729. The invoices submitted from the requestor 
are dated from January 2025 to October 2025 and the nominator 
specifically is requesting an increase in the price of the SD017 supply 
from $35.89 to $74.00, an increase in the price of the SD027 supply 
from $19.35 to $86.80, and an increase in the price of the SD131 supply 
from $2.90 to $25.48.
    We appreciate the information submitted from the nominator and note 
we previously reviewed these supply codes in the CY 2026 PFS final rule 
and stated, ``Given the differences between the names of the items in 
question, and the significant increases in requested pricing, we 
proposed not to update the pricing of these three supplies as we cannot 
verify that the invoices refer to the same supply items.'' (90 FR 
49279) Taking into consideration the invoice for the SD017 supply 
listed a ``Abdominal Sensor Catheter'', the invoice for the SD027 
supply listed a ``Single Sensor Catheter'', and the invoice for the 
SD131 supply listed a ``Tubing, Pump, Infusion Line'' our rationale 
that we cannot verify the names of items in question remains the same. 
Therefore, based on a lack of additional information submitted to 
explain the differences in names of the supply codes in question, we 
are not proposing to update the pricing of these three supplies as we 
are still unable to verify that these invoices refer to the same supply 
items.
(4) Carpal Tunnel Release Procedure (CPT Code 64728)
    We received a request from one nominator to review CPT code 64728 
(Decompression; median nerve at the carpal tunnel, percutaneous, with 
intracarpal tunnel balloon dilation, including ultrasound guidance) as 
potentially misvalued. The nominator stated that this code is misvalued 
due to the following reasons: (1) the anomalous relationship between 
the valuation for CPT code 64728 and other CPT codes for carpal tunnel 
release procedures; (2) Incorrect assumptions were made based on the 
previous valuation of the service, including a misleading survey and 
flawed crosswalk assumptions; and (3) Analysis of work relative value 
units (RVUs) from reliable data sources support increased valuation. 
The nominator requested an increase in work RVUs to appropriately 
reflect the intensive work associated with this procedure.
    This code family was reviewed in the CY 2026 PFS final rule and our 
extensive discussion for finalizing a work RVU of 2.70 can be found in 
90 FR 49374 through 49376. We previously addressed the concerns of the 
nominator in this preamble and we have received no new data for CY 2027 
which would support a higher valuation for CPT code 64728. Based on the 
lack of new information submitted for CY 2027, we do not believe this 
code to be potentially misvalued. We are seeking comment on this issue, 
including the submission of new information to support the request.
(5) Electronic Analysis of Implanted Neurostimulator Pulse Generator/
Transmitter (CPT Codes 95970, 95976, 95977)
    We received a request from one nominator to review CPT codes 95970 
(Electronic analysis of implanted neurostimulator pulse generator/
transmitter (e.g., contact group[s], interleaving, amplitude, pulse 
width, frequency [Hz], on/off cycling, burst, magnet mode, dose 
lockout, patient selectable parameters, responsive neurostimulation, 
detection algorithms, closed loop parameters, and passive parameters) 
by physician or other qualified health care professional; with brain, 
cranial nerve, spinal cord, peripheral nerve, or sacral nerve, 
neurostimulator pulse generator/transmitter, without programming), 
95976 (Electronic analysis of implanted neurostimulator pulse 
generator/transmitter (e.g., contact group[s], interleaving, amplitude, 
pulse width, frequency [Hz], on/off cycling, burst, magnet mode, dose 
lockout, patient selectable parameters, responsive neurostimulation, 
detection algorithms, closed loop parameters, and passive parameters) 
by physician or other qualified health care professional; with simple 
cranial nerve neurostimulator pulse generator/transmitter programming 
by physician or other qualified health care professional), and 95977 
(Electronic analysis of implanted neurostimulator pulse generator/
transmitter (e.g., contact group[s], interleaving, amplitude, pulse 
width, frequency [Hz], on/off cycling, burst, magnet mode, dose 
lockout, patient selectable parameters, responsive neurostimulation, 
detection algorithms, closed loop parameters, and passive parameters) 
by physician or other qualified health care professional; with

[[Page 43932]]

complex cranial nerve neurostimulator pulse generator/transmitter 
programming by physician or other qualified health care professional).
    The nominator stated they believe this code family is potentially 
misvalued due to differing valuations relative to the recently reviewed 
CPT codes 93150 (Therapy activation of implanted phrenic nerve 
stimulator system, including all interrogation and programming), 93151 
(Interrogation and programming (minimum one parameter) of implanted 
phrenic nerve stimulator system), and 93153 (Interrogation without 
programming of implanted phrenic nerve stimulator system), despite 
being clinical similar services. The nominator also believed there were 
discrepancies in equipment used to perform each procedure as opposed to 
what is included in the current valuation due to inaccurate assumptions 
about what clinical specialties most commonly furnish these procedures. 
To support their requests, the nominator shared 2024 utilization data 
showing an increase in certain clinical specialties furnishing these 
services. We appreciate the additional information and are seeking 
comment on the appropriate valuation of this code family as well as any 
additional information on the typical specialty and resource costs 
associated with furnishing these procedures.
(6) Scalp Cooling (CPT Code 97007, 97008, 97009)
    We received a request from one nominator to review the mechanical 
scalp cooling family of services described by CPT codes 97007 
(mechanical Scalp cooling, including individual cap supply with head 
measurement, fitting, and patient education), 97008 (mechanical scalp 
cooling; including hair preparation, individual cap placement, therapy 
initiation, and pre-cooling period), and 97009 (mechanical scalp 
cooling; each 30 minutes), as potentially misvalued. We reviewed this 
code family for the CY 2026 PFS final rule and our extensive discussion 
and rationale for finalizing the current values can be found at 90 FR 
49405 through 49406.
    The nominator stated that they believe this code family may be 
potentially misvalued based on newly available empirical evidence (a 
Time and Motion Study) that demonstrates incorrect assumptions were 
made during our prior valuation decision for the CY 2026 PFS final 
rule. They reference in their nomination that the August 2024 Time and 
Motion Study demonstrated that the clinical staff and PE inputs 
required to furnish this service are materially greater than those 
reflected in the current valuation and were not made available to CMS 
prior to our valuation review and decision for CY 2026. Specifically, 
the nominator recommended an increase in PE clinical staff time to 103 
minutes for CPT code 97007, 52 minutes for 97008, and 23 minutes for 
97009.
    We appreciate the information we received from the nominator. 
However, we disagree with their assertion that CMS did not have the 
results of the August 2024 Time and Motion Study when making our 
valuation decision for CY 2026. The aforementioned CY 2026 PFS final 
rule discussion outlines the information considered for the valuation 
decision and specifically mentions the August 2024 Time and Motion 
Study results as well as the public comments received for the CY 2026 
PFS proposed rule, which reflect the requested increase in PE clinical 
staff time. We assure the nominators and readers of this discussion 
that all the information provided in this potentially misvalued 
nomination request was considered when making our previous valuation 
review and decision for CY 2026. Accordingly, we disagree with the 
assertion that this family is misvalued. However, we are seeking 
comment, particularly updated information that could support a change 
in valuation for these services.
(7) Hyperbaric Oxygen Under Pressure (HCPCS Code G0277)
    The RUC has requested the deletion of HCPCS code G0277 (Hyperbaric 
oxygen under pressure, full body chamber, per 30-minute interval), and 
recommended that CPT code 99183 be revised to be time-based as well to 
appropriately describe the treatment delivery, attendance and 
supervision. The RUC concluded that maintaining a separate G-code 
creates unnecessary coding complexity without adding clinical or 
administrative value and that one clear and consistent coding structure 
should exist for this service.
    In 2015, CMS created HCPCS code G0277 to describe direct practice 
expense inputs associated with CPT code 99183 (Physician or other 
qualified health care professional attendance and supervision of 
hyperbaric oxygen therapy, per session). We noted that under the 
Outpatient Prospective Payment System (OPPS), the treatment used to be 
reported using separate treatment code C1300 (Hyperbaric oxygen under 
pressure, full body chamber, per 30-minute interval.) Therefore, we 
created HCPCS code G0277 to report the treatment delivery and to 
maintain consistency with the OPPS coding and PFS payment systems.
    HCPCS code G0277 was identified as a high-volume growth code that 
has Medicare utilization of 10,000 or more. High utilization of this 
magnitude reflects that the code has been broadly adopted across 
multiple care settings and underscores its operational importance 
within the Medicare program. Deleting or replacing a high-volume code 
without an equivalent can disrupt billing practices, create reporting 
gaps, and impose unnecessary administrative burden on providers who 
have integrated it into their standard practice. As such, we believe 
there is a reason to continue to maintain the use of the G-code for 
hyperbaric oxygen therapy since HCPCS code G0277 is utilized in 
multiple Medicare payment systems to report the time the patient uses 
the hyperbaric oxygen therapy. Accordingly, we are proposing to 
maintain HCPCS code G0277.
(8) Image-Guided Robotic Linear Accelerator Stereotactic Radiosurgery 
(HCPCS Code G0339 and G0340)
    Image-guided robotic linear accelerator-based stereotactic 
radiosurgery services are currently reported by and paid for using 
HCPCS G-codes established the in CY 2007 PFS final rule HCPCS codes 
G0339 (Image-guided robotic linear accelerator-based stereotactic 
radiosurgery, complete course of therapy in one session or first 
session of fractionated treatment) and G0340 (Image-guided robotic 
linear accelerator-based stereotactic radiosurgery, delivery including 
collimator changes and custom plugging, fractionated treatment, all 
lesions, per session, second through fifth sessions, maximum five 
sessions per course of treatment). In April 2025, the RAW identified 
HCPCS code G0340 with 2023 Medicare utilization over 10,000 and 
Medicare status of ``C'' contractor priced. The Workgroup requested an 
action plan for G0340 for September 2025. In September 2025, the 
Workgroup reviewed the action plan and recommended that the RUC request 
that CMS delete G0339 and G0340 having identified a CPT code 77373 
(Stereotactic body radiation therapy, treatment delivery, per fraction 
to 1 or more lesions, including image guidance, entire course not to 
exceed 5 fractions) that is available to report in lieu of G0339 and 
G0340.
    A review of Medicare claims data shows that HCPCS codes G0339 and 
G0340 are billed frequently. HCPCS code G0339 was billed approximately 
3,000 times and HCPCS code G0340 12,000 times in 2024 respectively. As

[[Page 43933]]

such, we believe there is a reason to maintain the G codes for image-
guided robotic linear accelerator-based stereotactic radiosurgery 
services since both sets of codes are billed so frequently, and we do 
not want to cause disruption in billing practice. Since the RUC plans 
on reviewing these codes during its September 2026 meeting if the codes 
are not deleted for CY 2027, we welcome the RUC's additional 
information regarding appropriate coding and payment for these 
services.
(9) Request for Revaluation of Physician Work Time Based on Empiric 
Data (CPT Codes 15734, 19318,19380, 23472, 27130, 27447, 37227, 37229, 
43281, 43644, 47120, 88305, 88307)
    An interested party nominated 13 CPT codes as potentially 
misvalued. These codes are listed in Table A-D14.
[GRAPHIC] [TIFF OMITTED] TP16JY26.046

    The nominator provided evidence that current physician work time 
values in the PFS do not accurately reflect real-world clinical 
practice for 13 CPT codes across five code families. Their methodology 
focused on codes involving large discrepancies between empirically 
derived intraservice estimates and intraservice times assigned in the 
PFS. The nominator did not assert that their research provided 
confirmatory evidence for every intraservice time discrepancy, which is 
why their analysis focused on coding families related to the 13 CPT 
codes listed previously (Table A-D14). They provided additional details 
on their findings related to the 13 CPT codes and other codes included 
in their coding families in this section.
    Using the 2023 Maryland All-Payer Claims Database (MD-APCD), the 
nominator's analysis indicates that some of these codes are likely to 
be overvalued. In their nomination, their analysis reveals that the 
88305 (Level IV Tissue Exam by Pathologist) code had the highest number 
of provider days with intraservice time exceeding an 8-hour workday, 
with more than 1,763 days, which was significantly higher than the 
other 12 CPT codes. There were 587 instances of physicians billing 
88305 so many times in a single day that the total intraservice time 
exceeded 24 hours. For these 1,763 days, when they added up the total 
time spent on services (including other codes billed in a day, and pre-
services times as well), the average time that services were billed for 
during these days was 2,217 minutes (approximately 37 hours). 
Additionally, despite the name of the code being ``Tissue Exam by 
Pathologist,'' they found that gastroenterologists and dermatologists 
frequently billed this code while exceeding eight hours of work in a 
single day. According to the nominator, data from a 2016 Urban study 
\53\ indicated that the median intraservice time for 88305 was only 2 
minutes, compared to 25 minutes in the PFS, which is a 1,250 percent 
difference--larger than any of the empiric differences between NSQIP 
and the PFS intraservice times.
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    \53\ https://www.urban.org/research/publication/collecting-empirical-physician-time-data-piloting-approach-validating-work-relative-value-units. Stephen Zuckerman, Ph.D., Katie Merrell, BA, 
Robert A. Berenson, MD, Susan Mitchell, RHIA, Divvy Upadhyay, MD, 
MPH, Rebecca Lewis, MPH, Collecting Empirical Physician Time Data: 
Piloting an Approach for Validating Work Relative Value Units. 
https://www.urban.org/sites/default/files/publication/87771/2001123-collecting-empirical-physician-time-data-piloting-approach-for-validating-work-rel.ative-value-units_0.pdf.
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    They also reviewed additional codes outside of the Urban study that 
are in the Level IV tissue exam by pathologist coding family, 
specifically CPT codes 88302, 88304, 88307, and 88309, to conduct a 
thorough check. As a result, they found that CPT code 88307 had 40 
provider days where the total intraservice time exceeded 8 hours. The 
nominator suggested that CMS should consider reviewing the physician 
time for all codes within this family to address the existing PFS 
intraservice times.
    In addition, they stated that several codes from the integumentary 
systems--CPT codes 15734 (Muscle, myocutaneous, or fasciocutaneous 
flap; trunk), 19318 (Breast reduction), and 19380 (Revision of 
reconstructed breast (e.g., significant removal of tissue, re-
advancement and/or re-inset of flaps in autologous reconstruction or 
significant capsular revision combined with soft tissue excision in 
implant-based reconstruction))--are likely overvalued as clinicians 
spend 34, 90 and 14 days, respectively, performing these services, 
where the intraservice times of these codes themselves were more than 8 
hours. Over these days, clinicians spent

[[Page 43934]]

an average of 32, 17, and 41 hours when the PFS times for all services 
they billed on these days were summed (including pre-service times). 
The RAND study \54\ identified that 21 codes in the integumentary 
system had PFS intraservice times that were likely too long, and 3 
codes had PFS intraservice times that were likely too short.
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    \54\ https://www.rand.org/pubs/research_reports/RRA3470-1.html.
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    In the musculoskeletal system, they identified specific procedures 
with extended service times. For CPT codes 23472 (Arthroplasty, 
glenohumeral joint; total shoulder (glenoid and proximal humeral 
replacement (e.g., total shoulder))), 27130 (Arthroplasty, acetabular 
and proximal femoral prosthetic replacement (total hip arthroplasty), 
with or without autograft or allograft), and 27447 (Arthroplasty, knee, 
condyle and plateau; medial AND lateral compartments with or without 
patella resurfacing (total knee arthroplasty)), there were 12, 10, and 
26 Provider Days, respectively, that exceeded the 8-hour intraservice 
thresholds. These instances resulted in average total service times of 
19, 19, and 21 hours, respectively. The NSQIP RAND study found that 97 
musculoskeletal codes had intraservice times that were likely too long, 
while 14 had intraservice times that were likely too short.
    According to the nominator, CPT codes 43281 (Laparoscopy, surgical, 
repair of paraesophageal hernia, includes fundoplasty, when performed; 
without implantation of mesh), CPT 43644 (Laparoscopy, surgical, 
gastric restrictive procedure; with gastric bypass and Roux-en-Y 
gastroenterostomy (roux limb 150 cm or less)), and CPT 47120 
(Hepatectomy, resection of liver; partial lobectomy) were found to have 
15, 14, and 10 practitioner days, respectively, where the intraservice 
time exceeded 8 hours. On these days, the providers recorded average 
total service times of 25, 33, and 52 hours, respectively. 
Additionally, the nominator stated that the 2015 NSQIP RAND study 
identified 86 digestive system codes that were likely too long and 12 
codes that were likely too short.\55\
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    \55\ https://www.rand.org/content/dam/rand/pubs/research_reports/RR600/RR662/RAND_RR662.pdf.
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    We appreciate the detailed information provided to us by external 
interested parties and welcome comments from the public regarding any 
potential actions for CY 2027 or for future rulemaking. We acknowledge 
the limitations associated with NSQIP data in terms of its 
applicability to other settings, as it is representative of the 
hospital setting, however we believe this empirical data may be a 
better input than limited survey data. Therefore, we are seeking 
comment on whether we should make these changes for CY 2027, or for 
future rulemaking, and whether we should consider making corresponding 
changes to the work RVUs for these services or if changes to the 
physician time would be sufficient.
    (10) Request for Reassessment of Assigned RVUs for ``Harvard-
Valued'' Codes (CPT Codes 24515, 22216, 22210, 64721, 29824, 20610, and 
20680)
    We received notification from concerned interested parties about 
the ``Harvard-valued'' codes from 1992 that have not undergone a 
reassessment of assigned RVUs for over 20 years in some cases (see 
Table A-D15). We share their concerns about whether the current values 
for the CPT codes accurately reflect the resource inputs associated 
with furnishing the services. Because the CPT codes have not been 
recently reviewed and potentially significant technological changes 
have occurred during this time, we are proposing these CPT codes as 
potentially misvalued and requesting that the RUC and other interested 
parties review these services in terms of appropriate work RVUs, work 
time assumptions and direct PE inputs.
[GRAPHIC] [TIFF OMITTED] TP16JY26.047

(11) Allergy Immunotherapy (CPT Code 95165)
    In the CY 2001 PFS final rule (65 FR 65393), we discussed the 
direct PE inputs for CPT code 95165 (Professional services for the 
supervision of preparation and provision of antigens for allergen 
immunotherapy; single or multiple antigens (specify number of doses). 
As in the case of venoms, some non-venom antigens cannot be mixed 
together, that is, they must be prepared in separate vials. An example 
of this is mold and pollen. Therefore, some patients will be injected 
at one time from one vial--containing in one mixture all of the 
appropriate antigens--while other patients will be injected at one time 
from more than one vial. We extensively discussed how the practice 
expense component for mixing a multidose vial of antigens was computed, 
and how we observed that the most common practice at the time was to 
prepare a 10 cc vial; we also observed that the most common use was to 
remove aliquots with a volume of 1 cc. Therefore, a physician's 
removing 10 1cc aliquot doses captured the entire PE component for the 
service.
    Recently we have received interested parties' communication from 
relevant specialties on the definition of a dose as

[[Page 43935]]

it pertains to an allergy immunotherapy. They are concerned that 
clinical practice is not using this method of dosage to treat patients 
and the definition that Medicare is using is causing general confusion. 
They note that Medicare's 1cc aliquot dose is now creating 
reimbursement-driven changes to medical practice, rather than changes 
that align with clinical practice and is increasingly adopted by 
commercial payers and Medicaid plans, thereby negatively impacting the 
delivery of medically necessary and cost-effective patient care to 
Medicare beneficiaries. According to the specialty societies, when this 
Medicare policy was implemented, few Medicare beneficiaries received 
allergy immunotherapy--most practices report that less than 5 percent 
of patients receiving treatment at that time were Medicare 
beneficiaries. Today, specialty societies report, Medicare 
beneficiaries often comprise more than 20 percent of an individual 
practice's allergy immunotherapy patients.
    We invite comment from the wider medical community, including 
analyses or studies, regarding CPT code 95165 and the definition of an 
allergy immunotherapy dose. In particular, we are interested in how 
these concepts are interpreted and implemented within clinical 
practice.
    Additionally, Medicare utilizes a medically unlikely edit (MUE) of 
30 doses per claim to flag potential overutilization. Specialty 
societies claim a more appropriate policy should use common clinical 
practice, by having an annual limit on doses of medically necessary 
treatment. For example, the annual limit of up to 160 doses per year 
during the first year of therapy would be higher to account for the 
build-up phase, then reduced to 130 or fewer doses per year thereafter 
when the beneficiary is receiving maintenance doses.
    We welcome comments, including research or opinions from the 
medical community, on appropriate annual dose limits billed for CPT 
code 95165 based on clinical practice.
(12) Ultrasonic Wound Assessment (CPT Code 97610)
    An interested party nominated CPT code 97610 (Low frequency, non-
contact, non-thermal ultrasound, including topical application(s), when 
performed, wound assessment, and instruction(s) for ongoing care, per 
day) as potentially misvalued due to an inflated supply costs direct PE 
input. The nominator stated that this inflation causes a site of 
service disparity where CMS pays significantly more for the non-
facility practice expense compared to the hospital outpatient (OPPS) 
payment rate. The CY 2026 non-facility PE RVU of 11.51 for CPT code 
97610 results in a payment of $384, compared to an OPPS payment rate of 
$205, representing a payment differential of $179. The nominator stated 
that this disparity is primarily driven by the $320 direct PE input, 
SA119 (kit, low frequency ultrasound wound therapy (MIST)). The 
nominator provided a hyperlink to the UltraMIST[supreg] system 
manufacturer's Investor Presentation \56\ from December 2025 which 
states that ``consumable costs = ~$100/procedure (list price).'' On 
slide 13 of the presentation, it states that the single use applicators 
are $100 and that the pricing reflects manufacturer's suggested retail 
price (MSRP). The nominator also estimated an implied sales price of 
$86 per disposable kit on average using publicly available manufacturer 
disclosures and Medicare claims data. The nominator stated that the 
manufacturer reported $21.0 million in U.S. consumable and parts net 
revenue for CY 2024. The nominator was able to estimate the total 
volume of kits sold by the manufacturer by assuming each of the 745 
unique billing NPIs in Medicare claims have approximately one of the 
~1,000 UltraMist[supreg] systems in the field, such that the 181,851 
Medicare claim lines account for 74.5 percent of total volume ($21.0 
million/[181,851/{745/1,000{time} ] = $86), noting that actual sales 
price would vary due to volume-based or other supplier discounts, 
commercial utilization, and other factors.
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    \56\ https://sanuwave.com/investors/presentations.
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    We agree with the nominator and are proposing CPT code 97610 as 
potentially misvalued. Additionally, we are proposing to change the 
cost of supply code SA119 to $100 in the direct PE database. We seek 
comment on this proposal and invite interested parties to submit paid 
invoices for supply code SA119 (kit, low frequency ultrasound wound 
therapy (MIST)). We also note that physician time may be currently 
overstated for CPT code 97610, as the December 2025 Investor 
Presentation asserts that the procedure takes about 3 to 20 minutes, 
with an average of 6 minutes. The current total physician time is 
nearly 26 minutes, with a work RVU of 0.39. Because the current 
intraservice time is over double the time asserted by the supply 
manufacturer in the Investor Presentation, we are seeking comment on 
whether the typical physician time to perform this service is closer to 
the manufacturer's assertion of 6 minutes or the current intraservice 
time of nearly 15 minutes.
(13) Autologous Platelet Rich Plasma (HCPCS Code G0465)
    We received a request from a nominator to review HCPCS code G0465 
(Autologous platelet rich plasma (PRP) or other blood-derived product 
for diabetic chronic wounds/ulcers, using an FDA-cleared device for 
this indication, (includes as applicable administration, dressings, 
phlebotomy, centrifugation or mixing, and all other preparatory 
procedures, per treatment) as potentially misvalued. The nominator 
requested that CMS update the work RVUs for HCPCS code G0465 from 1.78 
to 5.50 based on the results of an independent survey of physicians and 
qualified health professionals who have training and experience 
treating chronic, non-healing diabetic wounds that was performed by a 
third party in the Fall of 2025. The nominator also requested that CMS 
update its policy to state that multiple procedure payment adjustments 
do not apply to HCPCS code G0465. Additionally, in the CY 2025 PFS 
Final rule, we finalized crosswalking G0465 to CPT code 15275 
(Application of skin substitute graft to face, scalp, eyelids, mouth, 
neck, ears, orbits, genitalia, hands, feet, and/or multiple digits, 
total wound surface area up to 100 sq cm; first 25 sq cm or less wound 
surface area), however, the nominator believes this is not an 
appropriate crosswalk for G0465.
    We thank the nominator for submitting the information, including 
the survey conducted by the third party. However, we note the sample 
size of the survey shows only 34 respondents and so we have concerns as 
to whether this is a representative sample size of practitioners 
furnishing this service. Additionally, we continue to believe that the 
MPPR payment adjustment is applicable to multiple units of this service 
billed to the same beneficiary on the same day due to overlapping 
resource costs. Given that no additional information was submitted to 
support the increase in work RVU, we are not proposing this code as 
potentially misvalued.

E. Request for Information: Redesigning Primary Care To Make America 
Healthy Again

1. Introduction
    Primary care is an essential component of the HHS Secretarial 
priority to ``Make America Healthy Again'' commonly known as MAHA.\57\

[[Page 43936]]

Relatively and accurately valuing primary care appropriately is 
essential. It is the cornerstone of a high-functioning health care 
system, helping enable the shift in U.S. health care toward a focus of 
preventive rather than reactive medicine--for health care rather than 
``sick care.'' \58\ Critical to this transition is incentivizing 
investment in high-value care that reduces health care costs 
(especially from chronic disease) in the long term. Building off recent 
HHS rulemaking that established such incentives for commercial health 
plans,\59\ we are interested in how Original Medicare may similarly be 
able to incorporate more robust incentives to invest in high-value 
care, which will reduce costs of care in the long-term within the 
Physician Fee Schedule (PFS). More specifically, the agency is 
soliciting comment on how we might reconsider primary care service 
valuation to better support this objective amidst what may be a 
meaningful shift in how primary care is delivered given more recent 
technological innovation.
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    \57\ U.S. Department of Health and Human Services. Make America 
Healthy Again (MAHA). HHS.gov, https://www.hhs.gov/maha/index.html. 
Accessed 29 Apr. 2026.
    \58\ Kennedy, R.F., Jr. (2025). Remarks on the U.S. ``sick-care 
system.'' Fox News interview. https://www.foxnews.com/health/rfk-jr-likely-confirmed-health-secretary-dr-siegel-saysAccessed5/31/26.
    \59\ ``Patient Protection and Affordable Care Act, HHS Notice of 
Benefit and Payment Parameters for 2027; and Basic Health Program.'' 
Federal Register, vol. 91, 2026, p. 29683. U.S. Government, https://www.federalregister.gov/d/2026-10050/p-1540.
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    Primary care services delivered in the physician office were the 
locus for continuous, coordinated, and comprehensive care when the PFS 
was established in 1992. This definition of primary care as a 
beneficiary's first point of contact with the health care system \60\ 
has been increasingly challenged by broader access to medical 
information through digital resources. This may accelerate as the 
increasing adoption of technology reshapes access to increasingly 
sophisticated sources of medical information before beneficiaries ever 
show up in the doctor's office.\61\ Advances in technology, including 
generative and agentic artificial intelligence (AI), are poised to 
transform both beneficiary experience \62\ and the role of the primary 
care clinicians.\63\ These were not anticipated when defining the 
relative value units and time and intensity of services delivered by 
physicians, which are essential inputs to the PFS.\64\
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    \60\ O'Connor, S.M. ``Citing Primary Care.'' British Journal of 
General Practice, vol. 61, no. 586, 2011, pp. 361-362. https://pmc.ncbi.nlm.nih.gov/articles/PMC3133574.
    \61\ Rastogi, Namrata. ``Healthcare's New Frontier: The Digital 
Front Door.'' BMJ Innovations, vol. 8, no. 2, 2022, https://doi.org/10.1136/bmjinnov-2021-000874.
    \62\ Yang, Betsy, et al. ``Transforming the Primary Care Journey 
with Generative AI: A Foundation Model to Boost Efficiency, Quality, 
and Engagement.'' Journal of General Internal Medicine, 2026, 
https://doi.org/10.1007/s11606-025-09716-y.
    \63\ Sarkar, Urmimala, and David W. Bates. ``Using Artificial 
Intelligence to Improve Primary Care for Patients and Clinicians.'' 
JAMA Internal Medicine, vol. 184, no. 4, 2024, pp. 343-344. https://doi.org/10.1001/jamainternmed.2023.7965.
    \64\ Berenson, Robert A., and Kevin J. Hayes. ``Could Artificial 
Intelligence Affect Physician Payment for Nonprocedural Services? 
Part 1.'' Health Affairs Forefront, Health Affairs, 2025, https://www.healthaffairs.org/content/forefront/could-artificial-intelligence-affect-physician-payment-nonprocedural-services-part-1.
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    To both support broader MAHA priorities and to reconcile with how 
technology is reshaping primary care delivery for beneficiaries and 
clinicians, we are seeking comment on how to re-imagine and improve the 
relative valuation of primary care services. We are focused on 
understanding how that re-imagination might occur within the current 
construct of office/outpatient (O/O) evaluation and management (E/M) 
services as well as via alternatives to fee-for-service payment, 
including through outcomes-based payment and/or the expansion of 
prospective primary care payment (PPCP). The latter, in particular, has 
long been a goal of external policy experts, including as a 
recommendation from the 2021 National Academy of Science, Engineering, 
and Medicine report `Implementing High Quality Primary Care,' which 
recommends team-based delivery supported by `hybrid' payment models 
that combine prospective monthly and visit-based payments.\65\ Over the 
past decade, the CMS Innovation Center tested PPCP in Medicare using a 
series of increasingly sophisticated hybrid payment approaches from the 
Comprehensive Primary Care initiative (CPC) to Primary Care First 
(PCF). The lessons learned from these Innovation Center model tests led 
Medicare to establish advanced primary care management (APCM) codes in 
the CY 2025 PFS final rule as a first step towards PPCP.\66\ The 
potential changes to primary care practice with increasing adoption of 
technology also raises concerns for increasing opportunity for fraud, 
waste, and abuse from malicious actors.\67\ For these and other 
reasons, as the agency thinks about the re-imagination of primary care 
payment in the PFS, we are considering first establishing PPCP 
permanently in the Medicare Shared Savings Program. We would also like 
to better understand if there are suggestions on how to implement PPCP 
within the broader Original Medicare program with appropriate 
guardrails.\68\
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    \65\ National Academies of Sciences, Engineering, and Medicine. 
``Designing Interprofessional Teams and Preparing the Future Primary 
Care Workforce.'' Implementing High-Quality Primary Care: Rebuilding 
the Foundation of Health Care, National Academies Press, 2021.
    \66\ Agarwal, Sumit D., et al. ``The Underuse of Medicare's 
Prevention and Coordination Codes in Primary Care: A Cross-Sectional 
and Modeling Study.'' Annals of Internal Medicine, vol. 175, no. 8, 
2022, pp. 1100-1108. https://doi.org/10.7326/M21-4770.
    \67\ Gray, Jacob. ``Strengthening Healthcare Program Integrity 
with AI.'' ICF, 2026, https://www.icf.com/insights/health/healthcare-fraud-waste-abuse-ai.
    \68\ Centers for Medicare & Medicaid Services. Accountable Care 
Organization Operational System (ACO-OS). CMS, https://security.cms.gov/pia/accountable-care-organization-operational-system.
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    We seek comment on three main topics:
     Reconsidering relative primary care payment in the 
Medicare PFS: We are increasingly concerned about the relative 
undervaluation of primary care services. We would like feedback on how 
to reconsider this relative undervaluation in the PFS under the current 
paradigm of O/O E/M visits, the Annual Wellness Visit (AWV), and care 
management codes. We seek comment on updating this code set, and how or 
if CMS should consider a `two-track' approach to care management 
services with one track focused on technology enabled care and the 
other track focused on `traditional' care management.
     The payment implications of technology-enablement of 
primary care: We are seeking comment on how technology and clinical AI 
are impacting primary care, both broadly and more narrowly within the 
care management codes and the AWV. We also would like to better 
understand how CMS might update its approach to paying for technology-
enabled care given the potentially transformative effects on the 
beneficiary and clinician experience. If we were to approach paying for 
technology-enabled primary care differently, how should we consider the 
relative valuation, in terms of time and intensity of services? How 
else could these services be valued? How should we consider evidence of 
the impact or outcome of technology-enabled services in primary care?
     Establishing Prospective Primary Care Payment in the 
Medicare Shared Savings Program: Given the series of CMS Innovation 
Center PPCP model tests, how should CMS approach establishing PPCP in 
the Shared Savings Program, and more broadly across Original Medicare?
    In short, this RFI seeks comment on how we should evaluate which of 
the payment models discussed previously in this section (FFS payment 
models, outcomes-based payments, or prospective payment) makes the most

[[Page 43937]]

sense for primary care given the rapid changes that may arise for 
recent technological innovation.
2. Reconsidering Relative Primary Care Payment in the Medicare 
Physician Fee Schedule
a. O/O E/M Visits
    Under the PFS, in accordance with section 1848 of the Act, we 
establish payment amounts for covered physicians' services and update 
payment policies to address changes, including those in medical 
practice, coding, or new data on relative value components. Original 
Medicare's fee-for-service payments for primary care services are 
overwhelmingly made through traditional O/O E/M visit codes. E/M codes 
describe a broad range of physician services that occur in an office 
setting, and do not distinguish between a one-time consultative visit 
and care that is part of a longitudinal care relationship, which may 
require additional time, coordination, and resources. We have 
previously described our concern that the complexity of services 
required to provide longitudinal care is not fully incorporated as part 
of the valuation of the work RVUs when the E/M code itself is used as 
the primary way to report the work of the professional (88 FR 78972). 
The physician community had previously supported this view when they 
highlighted that the existing E/M services, such as office visits, do 
not adequately describe the typical non-face-to-face care management 
work required by certain categories of beneficiaries most often served 
by primary care practitioners (78 FR 43337).
    As a result, specialties that do not routinely furnish procedural 
interventions or diagnostic tests and for which E/M visits represent a 
greater share of total allowed services are paid differently and 
generally less than their counterparts who routinely furnish procedural 
interventions and diagnostic tests. Section 1848 of the Act prohibits 
specialty-specific payment under the PFS, so we cannot vary the 
conversion factor or the number of relative value units for a 
physician's service based on the specialty type of the physician. 
Instead, in CY 2021, we adopted the RUC's recommendations for increased 
E/M work RVUs, based on their review of physician time for the E/M 
visit code set (84 FR 62851 through 62854). Next, in the CY 2024 PFS 
final rule, we took steps to better recognize the inherent complexity 
of visits associated with primary and longitudinal care of patients by 
finalizing Healthcare Common Procedure Coding System (HCPCS) code G2211 
(Visit complexity inherent to evaluation and management associated with 
medical care services that serve as the continuing focal point for all 
needed health care complex condition. (Add-on code, list separately in 
addition to office/outpatient evaluation and management service, new or 
established)). HCPCS code G2211 is used by practitioners furnishing 
services as the continuing focal point for all the patient's needed 
health care services, including but not limited to primary care 
practitioners (88 FR 78969). In the CY 2026 PFS final rule (90 FR 49462 
through 49464), we finalized our proposal to allow HCPCS code G2211 to 
be billed as an add-on code with the home or residence E/M visits, in 
addition to office/outpatient E/M visits. We are proposing changes to 
HCPCS code G2211 for CY 2027; see section II.D of this proposed rule 
for further discussion.
    The current O/O E/M code set may still insufficiently reflect 
differences in the nature and intensity of care provided. As such, we 
are considering establishing distinct categories of O/O E/M visits in 
future rulemaking. Potential categories could be longitudinal care, 
acute care, or consultative visits, with distinctions based on the 
clinical purpose of the encounter and the associated resource costs of 
furnishing care. Longitudinal care visits involve care delivered both 
during and between encounters as part of an ongoing comprehensive care 
relationship. During these visits, a beneficiary establishes, 
maintains, or updates that relationship. For example, a beneficiary 
returns to the clinic 3 months after their AWV for ongoing management 
of their diabetes, which requires an oral medication titration, and 
elevated blood pressure and hyperlipidemia, which includes a discussion 
about lifestyle modification. The practitioner also notices that they 
are overdue for an immunization, schedules them for a necessary 
screening test, and updates their plan of care accordingly. We would 
distinguish this visit (including the valuation of the pre- and post-
service time and proximity to prior visits) from the care delivered in 
an acute care visit. In the future, we may consider valuing these 
visits as a combination of the E/M service furnished during the 
encounter and certain between-visit care management activities. In 
contrast, acute care visits are focused on the evaluation and 
management of a discrete, episodic problem that is generally resolved 
after treatment. For example, a beneficiary may seek care for a sore 
throat and suspected streptococcal pharyngitis, with no expectation of 
an ongoing care relationship related to that condition once it is 
resolved. While consultative visits are distinct from longitudinal and 
acute care visits because they are furnished in response to a referral 
to address a specific clinical question, consultative services could be 
considered similar in complexity to acute care, distinguished largely 
by consultative services typically including an evaluation of the 
patient and communication of findings or recommendations back to the 
referring practitioner.
    We also note that CPT codes exist and are paid by private payers 
for consultative services (for example, CPT codes 99242 through 99245), 
although they are not paid by Medicare. We are seeking comment on 
whether to consider the complexity of these services to be closer to 
the acute care services versus the longitudinal care services. As a 
general matter, we would expect to consider consultative visits to be 
less complex than longitudinal care visits. We are seeking feedback on 
further actions we could take around appropriate valuation of primary 
care services:
     What updates to the HCPCS code G2211 policy (or the 
proposed modifiers, MOD1 and MOD2) should CMS consider to ensure the 
clinician billing HCPCS code G2211 (or proposed modifiers, MOD1 and 
MOD2) is serving as the focal point for beneficiaries, and that the 
practitioner is also considering preventive care, risk factor 
reduction, and other services necessary for coordinating the care of 
beneficiaries who have a complex condition?
     Given the broad range of changes CPT makes annually, we 
recognize updates to the CPT code set to reflect distinctions among O/O 
E/M visits by the function of the visit (longitudinal, acute, or 
consultative) may have significant advantages within the current 
billing and coding ecosystem. However, absent a change in CPT coding, 
should we consider the possibility of creating G codes to better 
recognize distinction between and among these kinds of visits? If so, 
what categories should we consider? How could we effectively 
differentiate longitudinal care visits from acute care visits? What 
number of levels would be needed and for which settings of care? Should 
we use existing CPT codes as templates? How should we consider valuing 
these potential G-codes under the PFS, including the basis for the 
standard inputs: work RVUs, time

[[Page 43938]]

values, specialty mix for utilization crosswalks, direct PE inputs, 
etc.? How would practitioners balance and manage the increasing number 
and complexity of these codes?
     If CMS were to propose longitudinal or primary care visit 
types, what should the service period be? Should subsequent care 
management services be bundled in? If so, for what period of time? 
Which care management services might be included?
     Are there specific data on the resources used in 
furnishing longitudinal care, acute care, or consultative services CMS 
should consider for potential categorization of O/O E/M services?
3. Care Management Code `Family'
    We have for the last 14 years sought to unbundle services 
previously considered bundled into E/M services through separate coding 
and payment for care management services. In 2013, the agency 
implemented a transitional care management code for post-discharge care 
(77 FR 68978). This was then followed by the creation of a broader 
family of codes for care management, including for beneficiaries with 
multiple chronic conditions or chronic care management (CCM) (78 FR 
74414), for those requiring complex medical decision-making (for 
example, complex CCM, 81 FR 80349), and for those with a single or 
principal condition (principal care management (PCM), 85 FR 84697). In 
total, the CCM and PCM code families now include five sets of codes 
which are reported monthly on a timed basis, each set with a base code 
of 20 to 60 minutes and an add-on code for each additional 30 minutes. 
In the CY 2025 PFS final rule (89 FR 97859), we finalized three APCM 
codes (HCPCS codes G0556, G0557, and G0558) to recognize the evolving 
way primary care practices manage prevention and chronic condition 
management through interprofessional care teams. See Table A-E1 for 
more specificity on the purpose of each of the codes.
    Despite these important steps to pay separately for care management 
services, uptake of the care management codes has been limited.\69\ 
Interested parties cite cost-sharing and non-trivial documentation 
requirements as the primary barriers to broader adoption.\70\ In 
response to these considerations, we removed the CCM requirement to 
count and document the minutes of care management services provided in 
the patients' medical record when billing APCM services. Interested 
parties had stated this was so burdensome it limited their use of the 
CCM Current Procedural Terminology (CPT) codes. At the same time, the 
agency was concerned about program integrity and therefore code 
auditability. In the absence of medical record documentation, we 
required that if a practitioner billed the APCM codes, they must report 
the Value in Primary Care MIPS Value Pathway (89 FR 97864). Despite 
these changes, uptake in the first year was less than anticipated. We 
seek feedback on whether a different payment structure might be more 
appropriate as well as what might be done to further simplify the code 
set and associated requirements.
---------------------------------------------------------------------------

    \69\ Agarwal SD, Basu S, Landon BE. The Underuse of Medicare's 
Prevention and Coordination Codes in Primary Care: A Cross-Sectional 
and Modeling Study. Ann Intern Med. 2022 Aug;175(8):1100-1108. doi: 
10.7326/M21-4770. Epub 2022 Jun 28. PMID: 35759760; PMCID: 
PMC9933078.
    \70\ Agarwal SD, Barnett ML, Souza J, Landon BE. Adoption of 
Medicare's Transitional Care Management and Chronic Care Management 
Codes in Primary Care. JAMA. 2018;320(24):2596-2597. doi:10.1001/
jama.2018.16116.
[GRAPHIC] [TIFF OMITTED] TP16JY26.048

    We are also asking for comment on how to reconfigure the care 
management code `family' to better establish effective relative payment 
options for between visit care management services and how supervision 
requirements may need to change in technology-enabled care models where 
patients may initially engage with digital tools or receive care 
entirely in a digital environment. In addition, given our concerns 
about fraud, waste, and abuse in the care management code families, we 
would like to better understand how to ensure care management services 
are impacting care.
    To improve the utilization of care management services where it is 
clinically appropriate, we seek comment on the following questions:
     What additional requirements should CMS consider to reduce 
fraud, waste, and abuse in care management services? Specifically on 
the following:
    ++ What is the appropriate `trigger' or initiating visit for care 
management services? How would this change if it were an initiating 
visit vs. another event?
    ++ Should CMS consider changing supervision requirements in care 
management services to prevent fraudulent billing of care management 
services? What is the appropriate supervision requirement for care 
management services?
    ++ How should data submission to CMS change to verify services are 
received?
    ++ What guardrails should CMS consider to prevent inappropriate 
billing?
    ++ What proportion of care management services must be delivered

[[Page 43939]]

by the supervising provider, versus auxiliary personnel?
     Are there specific data on the resources used in 
furnishing advanced primary care, which incorporates population health 
management, enhanced communication technology, and longitudinal care 
management? We welcome submission of any such data.
     To what extent are the current care management codes 
duplicative? Are there efficiencies to be gained in simplifying the 
current care management code `family' into a more efficient code set? 
To what extent would this improve appropriate utilization of care 
management services?
     If reducing the number of care management codes would not 
increase efficiency or utilization of appropriate services, how else 
can CMS standardize the requirements across the care management codes?
     As care management becomes increasingly technology-
enabled, how should CMS consider changing the code family and their 
relative valuations? How can CMS ensure that automated billing 
leveraging technology reflects actual care delivered to beneficiaries 
by care teams or practitioners?
     Should CMS create `technology-enabled care management' 
codes or a `two-track' approach to care management? How should we 
ensure these codes are appropriately differentiated?
4. Payment Implications of Technology Enablement of Primary Care
a. Changes to Primary Care and Care Management Due to Technology and 
Clinical AI
    Adoption of new technology and AI tools in primary care has the 
potential to transform clinical care to such a degree that it may 
challenge how we traditionally think about care delivery. However, as 
of this request for information, clinician-facing AI tools that are 
currently in widespread use are more focused on administrative burden 
reduction and clinical decision-support. For example, tools focused on 
reducing clinician documentation burden (e.g. AI scribes), have perhaps 
been the most widely taken up by clinicians,\71\ with an estimated 25% 
penetration among all US physicians.\72\ Early system-level evaluations 
demonstrate generally increased productivity among adopters along with 
decreases in perceived documentation burden.\73\ The most widely used 
AI tool in primary care is likely a clinical decision-support 
application, Open Evidence, which more than forty percent of US 
physicians have self-reported using.\74\ This software allows 
clinicians to ask an AI chat interface a wide variety of clinical 
questions and receive answers based on a large language model only 
drawing from well-known peer reviewed journals and guidelines (i.e. not 
the entire internet). AI-assisted care delivery agents have been 
deployed in a number of health systems but have not yet reached 
widespread use, to the best of CMS' knowledge.\75\ In general, we note 
greater technological adoption may support a shift in care management 
from reactive, manual processes to proactive, data-driven, and 
personalized care.
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    \71\ Littrell, A. (2026, May 19). The AI tool physicians 
actually love: A conversation with Robert Wachter, M.D., chair of 
UCSF Medicine. Medical Economics. https://www.medicaleconomics.com/view/the-ai-tool-physicians-actually-love-a-conversation-with-robert-wachter-m-d-chair-of-ucsf-medicine.
    \72\ Doximity. (2026). State of AI in medicine report 2026. 
https://www.doximity.com/reports/state-of-ai-medicine-report/2026.
    \73\ Holmgren AJ, Fenton CL, Thombley R, et al. Ambient 
Artificial Intelligence Scribes and Physician Financial 
Productivity. JAMA Netw Open. 2026;9(1):e2553233. doi:10.1001/
jamanetworkopen.2025.53233.
    \74\ OpenEvidence. (2025, July 15). OpenEvidence, the fastest-
growing application for physicians in history, announces $210 
million round at $3.5 billion valuation. https://www.openevidence.com/announcements/openevidence-the-fastest-growing-application-for-physicians-in-history-announces-dollar210-million-round-at-dollar35-billion-valuation.
    \75\ Examples include ''Cedars-Sinai Connect'', from https://www.cedars-sinai.org/csconnect.html or 'Hartford Healthcare GPT' 
https://www.aha.org/aha-center-health-innovation-market-scan/2026-05-19-hartford-healthcare-embraces-ai-patientgpt. Retrieved May 31, 
2026.
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    In short, we believe technology is being used in increasingly 
innovative ways throughout primary care but would like to better 
understand that usage. Given this changing backdrop, we are seeking 
comment on how we develop a comprehensive and consistent approach to 
payment for technology-enabled care given likely lower cost-to-serve 
but potentially higher quality of care delivered. There are challenges 
in establishing appropriate valuation methodologies, due to the rapidly 
evolving nature, accuracy, impact, and scope of these technologies as 
well as the limited transparency into underlying costs and effect of 
these tools in primary care and other specialties.
    One potential approach may be to link payment more directly to 
demonstrated clinical outcomes. We are seeking additional information 
on how to best structure payment for these technologies in a way that 
aligns with our agency's mission to increase quality, improve health, 
reduce costs, and strengthen the healthcare system. Clinical technology 
tools of interest would include those that provide clinical decision-
making support that deliver AI-assisted (or augmented, etc.) primary 
care, or that are otherwise of note. We seek input on the following:
     Our understanding is that clinical documentation and 
clinical decision-support tools are currently the most commonly used 
applications of AI in primary care. Does this reflect current practice? 
In particular, are there additional clinical AI tools and new 
technologies that are frequently being used in primary care settings 
with high accuracy, demonstrated safety, and clinical outcomes 
reported? If so, please describe how they impact the clinical workflow 
and the beneficiary experience.
     If you are a physician furnishing primary care services, 
how has your practice been impacted or how do you expect it will be 
impacted by clinical AI tools?
     How has incorporating technology and AI tools impacted the 
resource costs associated with primary care practice, in terms of the 
time and intensity of services delivered?
     How has the implementation of clinical AI tools led to 
improvements in the quality of care, or reduced downstream costs? In 
general, please cite any evidence available for your comments.
     If these tools are increasing productivity, what are 
clinicians and other health professionals doing with the additional 
time/bandwidth created? Are you seeing more patients in visits, 
engaging more with population-health management or care management, 
accomplishing administrative tasks, or something else?
     How do you ensure patient data and privacy is adequately 
protected during use of these tools?
     Please describe areas where clinical AI tools in primary 
care are not well captured in the current coding and payment system and 
suggest how these may be incorporated to facilitate high-value, 
technology-enabled primary care.
    What lessons can CMS learn and adopt from private payors with 
respect to clinical AI? More specifically, we ask the following:
     What can CMS learn from how private payors have approached 
payment and coverage of clinical AI in primary care? How are they 
monitoring for safety, privacy, fraud, waste, and abuse?
     How could private payor coverage of clinical AI in primary 
care streamline or otherwise facilitate CMS coverage or payment?

[[Page 43940]]

     From an outcomes-based perspective, how should CMS 
evaluate and monitor the impact of technology-enabled care in primary 
care?
     What outcomes would accurately capture whether these 
technologies have improved or negatively affected primary care practice 
for both clinicians and beneficiaries? Are there different outcomes for 
short-term and long-term impacts?
    What type of outcomes data should be shared with CMS? For example, 
to what extent would submission via Fast Healthcare Interoperability 
Resources (FHIR)-based APIs of clinical outcomes or activity sets be an 
appropriate approach by which to tie payment?
     What submission frequency and formats would be most 
appropriate?
     How can we collect those outcomes in a way that minimizes 
administrative burden?
     Are there other payment structures, beyond outcomes-based 
and prospective (which will be discussed in the next section), that 
would be more suited to the unique nature and impact of these 
technologies? If so, please describe.
5. Technology and AI-Augmentation in Primary Care via the Medicare AWV
    As we at CMS endeavor to shift US health care toward a focus on 
preventive rather than reactive medicine--for health care rather than 
`sick care'--there may be no more obvious starting place for Medicare 
than the Initial Preventive Physical Exam (IPPE) and Medicare AWVs. The 
IPPE is a one-time preventive check-up where practitioners review the 
beneficiary's medical history, make sure they are up to date on 
important screenings and vaccines, and talk with the beneficiary about 
their family history and how to stay healthy.\76\ Then every year 
following, beneficiaries have a conversation-focused visit to create a 
personalized prevention plan, called an Annual Wellness Visit 
(AWV).\77\
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    \76\ ``Welcome to Medicare Preventive Visit.'' Medicare.gov, 
Centers for Medicare & Medicaid Services, https://www.medicare.gov/coverage/welcome-to-medicare-preventive-visit. Accessed 16 June 
2026.
    \77\ ``Yearly `Wellness' Visits.'' Medicare.gov, Centers for 
Medicare & Medicaid Services, https://www.medicare.gov/coverage/yearly-wellness-visits. Accessed 16 June 2026.
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    The IPPE and AWV were established under section 4103 of the 
Affordable Care Act which requires Medicare to cover an AWV in which a 
personalized prevention plan is created (Pub. L. 111-148). The payment 
for AWVs has been updated to reflect the resource costs associated with 
advanced care planning (80 FR 70956), review of opioid use (85 FR 
84713), and optionally physical activity and nutrition (90 FR 49483). 
The current requirements can be found on the CMS website.\78\
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    \78\ Centers for Medicare & Medicaid Services. ``Medicare 
Wellness Visits.'' Centers for Medicare & Medicaid Services, U.S. 
Department of Health and Human Services, https://www.cms.gov/medicare/coverage/preventive-services/medicare-wellness-visits. 
Accessed 7 July 2026.
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    Section 1861(hhh)(4)(F) of the Act gives the Secretary the 
authority to experiment with the use of personalized technology 
focusing on health behavior change. We are interested in understanding 
whether advances in technology, including clinical AI, could improve 
the effectiveness, personalization, and both beneficiary and clinician 
experience for the AWV. Despite the importance of prevention and early 
identification of risk factors, evidence regarding the impact of the 
AWV on outcomes is mixed. Some studies have found that AWV receipt is 
associated with increased use of preventive services \79\ but may not 
sufficiently close gaps in preventive care.\80\ However, other studies 
have found no substantive association between AWV adoption and 
improvements in evidence-based screening, acute care utilization, or 
spending,\81\ or potentially increasing downstream low-value 
services.\82\ Given the heterogeneity of these findings, we are 
interested in whether technology-enabled AWVs can improve not only the 
proportion of Medicare beneficiaries completing an AWV but also 
meaningful outcomes.
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    \79\ Beckman AL, et al. The effect of Medicare's Annual Wellness 
Visit on preventive care for the elderly. Prev Med. 2018;116:126-
133.
    \80\ Camacho F, Yao N, Anderson R. The Effectiveness of Medicare 
Wellness Visits in Accessing Preventive Screening. Am J Health 
Promot. 2017.
    \81\ Ganguli I, Souza J, McWilliams JM, Mehrotra A, et al. 
Association of Medicare's Annual Wellness Visit with Cancer 
Screening, Referrals, Utilization, and Spending. Health Affairs. 
2019.
    \82\ Ganguli I, Lupo C, Mainor AJ, et al. Assessment of 
Prevalence and Cost of Care Cascades After Routine Testing During 
the Medicare Annual Wellness Visit. JAMA Netw Open. 
2020;3(12):e2029891. doi:10.1001/jamanetworkopen.2020.29891.
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    We are interested in whether clinical adoption of technology 
including clinical AI tools may facilitate transformation of the AWV 
from a point-in-time assessment to a more continuous, data-driven, and 
beneficiary-specific preventive care function. The function of these 
tools may support AWV completion from pre-visit activities as well as 
activities during and after the clinical encounter. As examples, 
clinical AI tools may support pre-visit collection of beneficiary 
reported information such as in the health risk assessment, adapting 
questions to a beneficiary's language or health literacy level.\83\ For 
reviewing the medical and family history, AI tools have demonstrated 
superiority to even human experts in summarizing health information 
from structured and unstructured fields.\84\ During the clinical 
encounter, AI tools may also support standardized clinical workflows 
embedded in the electronic health record environment,\85\ identify 
beneficiaries who may warrant additional assessment, and generate 
suggested follow up steps for clinicians to review.\86\ Following the 
encounter, AI tools may assist with developing post-encounter 
instructions in the language and health literacy level of the 
patient.\87\
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    \83\ Swisher AR, Wu AW, Liu GC, Lee MK, Carle TR, Tang DM. 
Enhancing Health Literacy: Evaluating the Readability of Patient 
Handouts Revised by ChatGPT's Large Language Model. Otolaryngol Head 
Neck Surg. 2024 Dec;171(6):1751-1757. doi: 10.1002/ohn.927. Epub 
2024 Aug 6. PMID: 39105460.
    \84\ Van Veen D, Van Uden C, Blankemeier L, et al. Adapted large 
language models can outperform medical experts in clinical text 
summarization. Nature Medicine. 2024;30:1134-1142.
    \85\ Perkins SW, Muste JC, Alam T, Singh RP. Improving Clinical 
Documentation with Artificial Intelligence: A Systematic Review. 
Perspect Health Inf Manag. 2024 Jun 1;21(2):1d. PMID: 40134899; 
PMCID: PMC11605373.
    \86\ Yao, X., Rushlow, D.R., Inselman, J.W. et al. Artificial 
intelligence-enabled electrocardiograms for identification of 
patients with low ejection fraction: a pragmatic, randomized 
clinical trial. Nat Med 27, 815-819 (2021). https://doi.org/10.1038/s41591-021-01335-4.
    \87\ Young, Albert T., et al. ``Patients and Dermatologists Are 
Largely Satisfied with ChatGPT-Generated After-Visit Summaries: A 
Pilot Study.'' JAAD International, vol. 15, 2024, pp. 33-35. 
Elsevier, https://doi.org/10.1016/j.jdin.2023.12.004.
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    We believe much of this can occur under current CMS billing 
guidance, and reiterate that under current policy, the AWV must be 
performed by a physician or other health professional, or team of 
medical professionals directly supervised by a physician currently 
enrolled as a Medicare provider. We are interested in what barriers--if 
any--these requirements create to innovative AWV delivery models in 
which an AI technology company develops or operates these clinical AI 
tools and affiliates with a Medicare enrolled provider or supplier. We 
seek comment on the following:
     How can CMS improve the effectiveness, efficiency, 
personalization, and beneficiary experience of the IPPE and Medicare 
AWV?
     Which, if any, AWV components are being delivered (or 
could be) more efficiently delivered through technology and clinical 
AI-enabled tools? Please comment on how technology is being used today 
within the AWV, how that

[[Page 43941]]

has changed over the last year, and how the community sees that 
changing over the next couple of years. Which activities require direct 
involvement by a physician, qualified non-physician practitioner, or 
medical professional under physician supervision?
     Could AI-enabled AWVs improve health outcomes that prior 
studies have found to be inconclusive?
     What evidence should CMS consider regarding whether 
technology or clinical AI-enabled AWVs improve clinical usefulness of 
visit and clinical outcomes, beneficiary reported outcomes, or 
utilization? In particular, research around changes in the use of 
preventive services, the application of preventive services to 
individual clinical risk factor assessment or in low-value downstream 
utilization are of specific interest.
     What existing statutory, regulatory, enrollment, billing, 
supervision, documentation, data-sharing or other requirements may 
create barriers to an AI technology company delivering AWV-related 
services while employing or contracting with appropriately licensed 
physicians or other medical professionals to perform AWVs? To what 
extent may program integrity concerns exist with these models?
     In what circumstances should CMS consider payment or 
policy changes that would allow technology-enabled organizations, 
including AI technology companies, to participate in AWV delivery 
models, either directly or through partnerships with Medicare-enrolled 
providers or suppliers?
     How should CMS evaluate whether AI-enabled AWVs are 
improving outcomes rather than merely increasing AWV volume, 
documentation completeness, coding intensity, or low-value care follow 
`cascades' of services? Specifically, for which outcomes should CMS 
hold technology companies accountable?
     How could CMS optimize information sharing from AWV 
throughout the duration of the primary care relationship? Where could 
AI-enabled tools facilitate this process?
6. Developing Prospective Payment in the Shared Savings Program
a. Background
    We stated at the beginning of this request for information that we 
are interested in further developing prospective primary care payment 
(PPCP) in Original Medicare, beginning with the Shared Savings Program. 
There is growing recognition that the fee-for-service (FFS) payment 
model has inherent limitations as a primary care payment mechanism, as 
it is not designed to support the comprehensive, coordinated care that 
primary care requires. In 2015, the Medicare Payment Advisory 
Commission (MedPAC) recommended a per beneficiary payment for primary 
care providers to support additional care coordination activities for 
Medicare beneficiaries.\88\ MedPAC explained that while a per 
beneficiary payment in itself will not guarantee an increase in care 
coordination activities or even an increase in compensation for 
eligible primary care practitioners, it would be a first step in 
transitioning from FFS to a beneficiary-centered payment approach that 
encourages care coordination, including the non-face-to-face activities 
that are a critical component of care coordination.\89\
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    \88\ Medicare Payment Advisory Commission. 2015. Report to the 
Congress: Medicare Payment Policy, page 106 Washington, DC: MedPAC. 
https://www.medpac.gov/document/http-www-medpac-gov-docs-default-source-reports-mar2015_entirereport_revised-pdf/.
    \89\ Medicare Payment Advisory Commission. 2015. Report to the 
Congress: Medicare Payment Policy, page 106 Washington, DC: MedPAC. 
https://www.medpac.gov/document/http-www-medpac-gov-docs-default-source-reports-mar2015_entirereport_revised-pdf/.
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    In a 2021 report on implementing high-quality primary care, the 
National Academies of Sciences, Engineering, and Medicine (NASEM) 
recommended that health care payers ``pay for primary care teams to 
care for people, not doctors to deliver services'' and encouraged 
payers to adopt a hybrid reimbursement model that combines FFS and 
capitation over time with an overarching goal to eventually pay for the 
majority of primary care services through risk-adjusted prospective 
payment.\90\ NASEM recommended that a hybrid reimbursement model--with 
a mix of FFS and lump-sum or per-person payments--become the default 
method for paying for primary care teams.\91\ NASEM found that with 
time, hybrid reimbursement models show improvements in care and 
reductions in use, particularly for people with multiple complex 
chronic conditions.\92\
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    \90\ National Academies of Sciences, Engineering, and Medicine. 
``Implementing High-Quality Primary Care: Rebuilding the Foundation 
of Health Care,'' pages 7-8. Washington, DC: The National Academies 
Press, 2021. https://doi.org/10.17226/3393 https://www.nationalacademies.org/read/25983/chapter/3#8.
    \91\ National Academies of Sciences, Engineering, and Medicine. 
``Implementing High-Quality Primary Care: Rebuilding the Foundation 
of Health Care,'' page 8. Washington, DC: The National Academies 
Press, 2021. https://doi.org/10.17226/3393 https://www.nationalacademies.org/read/25983/chapter/3#8.
    \92\ National Academies of Sciences, Engineering, and Medicine. 
``Implementing High-Quality Primary Care: Rebuilding the Foundation 
of Health Care,'' page 301. Washington, DC: The National Academies 
Press, 2021. https://doi.org/10.17226/3393 https://www.nationalacademies.org/read/25983/chapter/3#8.
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    Over the past 13 years, the CMS Innovation Center has tested a 
number of models that have progressively moved away from FFS billing, 
including: CPC, Comprehensive Primary Care Plus (CPC+), PCF, Next 
Generation ACO (NGACO), Global and Professional Direct Contracting 
(GPDC) Model, ACO REACH, and ACO Primary Care (PC) Flex. These models 
have focused on testing whether Medicare payment for primary care 
services through hybrid payments (a mix of FFS and capitated payments), 
population-based payments (PBPs), or total care capitation (TCC) 
improves quality of care for beneficiaries and reduces Medicare spend. 
Evidence from these models suggests that primary care capitation (PCC) 
is most effective when it is embedded in an accountable care framework, 
such as the Shared Savings Program.\93\ Model design and evaluations 
are available on the model-specific websites that can be found on 
https://www.cms.gov/priorities/innovation/models#views=models.
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    \93\ See, for example, O'Malley A, Singh P, Fu N, et al. 
Independent Evaluation of the Comprehensive Primary Care Plus 
(CPC+): Final Report. Mathematica, page xviii. December 2023. 
https://www.cms.gov/priorities/innovation/data-and-reports/2023/cpc-plus-fifth-annual-eval-report.
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    Previous Innovation Center primary care model tests have yielded 
lessons that shape current and future work, including the development 
of codes and payment for APCM services. Participants, namely 
clinicians, in primary care models have indicated, however, 
difficulties with investing in and maintaining primary care redesign 
activities due to a range of challenges. First, additional non-visit-
based primary care payments have been generally layered upon base 
payments that are still predominantly FFS in structure. While payment 
for APCM services represents a meaningful step toward non-visit-based 
payments in concept, we do not view APCM as the end goal of primary 
care payment reform. The payment amounts associated with APCM are 
predicated on furnishing and billing APCM services. As such, APCM 
retains the fundamental structure of FFS billing and may not provide 
sufficient incentives for practices to focus on proactive, population-
based non-visit care management activities.
    Second, Innovation Center model funding that supports salaries for 
clinical and administrative staff, who are needed for advanced primary 
care coordination and population health

[[Page 43942]]

functions, is contingent on continued participation in these models. 
Unlike APCM codes,\94\ which are billing codes paid under the PFS and 
can be used to support ongoing primary care workforce investments, once 
the models end, practices are left without the funding that they 
received under the models for the clinical and administrative staff 
that had supported population health functions. Based on a review of 
internal CMS data related to billing for APCM services, billing for 
APCM services is higher for Shared Savings Program ACO-assigned 
beneficiaries compared to Medicare beneficiaries outside of an ACO. 
This finding suggests that the accountability and care management 
infrastructure associated with ACOs may support more robust adoption of 
non-visit based primary care payment mechanisms.
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    \94\ Three APCM codes and payment amounts were established in 
the CY 2025 Physician Fee Schedule final rule (89 FR 97859 through 
97902). In the CY 2026 PFS final rule, CMS established three new G-
codes (HCPCS codes G0568, an add-on code based on CPT code 99492, 
G0569, an add-on code based on CPT code 99493 for CoCM services 
delivered to patients also receiving APCM services, and G0570, an 
add-on code for general behavioral health integration services based 
on CPT code 99484) to be billed as add-on services to APCM base 
codes: HCPCS codes G0556, G0557, and G0558 (90 FR 49464 through 
49471).
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    Table A-E3 identifies recent Innovation Center models that tested 
capitated payment arrangements. As outlined in the table, the payment 
arrangements tested across these models reflect a progression from 
hybrid (FFS + capitation) payment structures to PBPs and TCC, with each 
successive model designed to build upon the experience of previous 
models. CPC+ and PCF relied on care management fees, performance-based 
incentive payments, and PBPs that partially replaced traditional FFS 
billing. While neither model reduced total Medicare expenditures or 
achieved net savings, the CPC+ evaluation found that independent 
practices who spent a longer time in the model, and those participating 
in the Shared Savings Program tended to have more favorable 
results.\95\ This finding underscores the importance of embedding 
primary care payment reform within an accountable care framework.
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    \95\ O'Malley A, Singh P, Fu N, et al. ``Independent Evaluation 
of the Comprehensive Primary Care Plus (CPC+): Final Report,'' page 
209. Mathematica. December 2023. https://www.cms.gov/priorities/innovation/data-and-reports/2023/cpc-plus-fifth-annual-eval-report.
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    Other Innovation Center models that have tested different kinds of 
cash flow and primary care capitated payments have focused on ACOs in 
models that build on the foundation of the Shared Savings Program. For 
example, ACOs in the NGACO model could select from four payment 
mechanisms: (1) traditional FFS; (2) FFS with a fixed per beneficiary 
per month (PBPM) infrastructure payment; (3) PBPs that gave ACOs a 
fixed percentage of expected FFS claims reductions in prospective 
monthly payments; or (4) all-inclusive PBPs, in which the ACO received 
expected FFS claim reductions in prospective monthly payments. Three 
quarters of NGACOs primarily chose FFS-based payment mechanisms such as 
the FFS or FFS with infrastructure payment (FFS+ISP). NGACOs electing 
PBP mechanisms had larger spending reductions of 3 percent ($409.1 per 
beneficiary per year (PBPY), p<0.01), compared with 1.3 percent ($172.9 
PBPY, p<0.01) for NGACOs electing FFS-based payment mechanisms. 
Additionally, NGACOs, particularly the 35 that remained through PY 6, 
showed improvements in model reported quality measures over time for 
prevention and screening and for chronic disease management. Further, 
25 of 35 NGACOs had reduced cumulative Medicare spending while 
maintaining or reducing rates of ambulatory care-sensitive conditions-
related hospitalizations or 30-day unplanned readmissions, tended to 
reduce outpatient spending and Emergency Department visits, and tended 
to reduce skilled nursing facility spending and utilization. Over the 
course of the model, NGACOs invested in initiatives to better manage 
their patient populations, toward the goals of reduced spending and 
improved quality.\96\
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    \96\ Lowell, K.H., and contributing authors. ``Evaluation of the 
Next Generation Accountable Care Organization (NGACO) Model, Final 
Report,'' page 10. Bethesda, MD: NORC at the University of Chicago, 
2024. https://www.cms.gov/priorities/innovation/data-and-reports/2024/nextgenaco-sixthevalrpt.
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    Under the GPDC Model \97\ (the successor to the NGACO model) and 
the ACO REACH model,\98\ we offered two capitation options: (1) TCC (a 
PBPM capitated payment for all Medicare Part A and Part B services) and 
(2) PCC for primary care services equal to seven percent of the 
estimated total cost of care and composed of both a base amount and an 
enhanced amount designed to provide upfront revenue. Direct contracting 
entities and ACOs that selected PCC could also select an advanced 
payment option (APO), which provided upfront payments for services 
beyond primary care.
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    \97\ Lowell, K.H., and contributing authors. ``Evaluation of the 
Global and Professional Direct Contracting Model, Annual Report 2.'' 
Bethesda, MD: NORC at the University of Chicago, 2024. https://www.cms.gov/priorities/innovation/data-and-reports/2024/gpdc-2nd-ann-report.
    \98\ ``ACO REACH Model, PY 2026 Financial Operating Policies: 
Capitation and Advanced Payment Mechanisms.'' Baltimore, MD: RTI 
International, 2025. https://www.cms.gov/priorities/innovation/files/aco-reach-py26-financial-ops-capitation-payment-mechanisms.pdf.
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    The ACO PC Flex model extends capitated payment arrangements to 
ACOs participating in the Shared Savings Program. The model is designed 
to test how prospective payments and increased funding for primary care 
in ACOs affects health outcomes, quality, and costs of care within the 
Shared Savings Program.\99\ Model participants are limited to ACOs that 
participate in the Shared Savings Program and qualify as a ``low 
revenue ACO'' as defined by Sec.  425.20.\100\ ACOs participating in 
the ACO PC Flex Model receive two payments: a monthly PPCP and a one-
time advanced shared savings payment. The PPCP is a PBPM payment for 
primary care services that replaces FFS payments for eligible primary 
care services with a monthly prospective payment composed of a county 
base rate (based on a county's average primary care spending), an ACO 
enhanced amount, and a population adjustment.\101\ ACOs are required to 
spend at least 90 to 95 percent (depending on the performance year) of 
the total PPCP payment on the provision of care.\102\ The ACO enhanced 
amount includes three types of payment enhancements: (1) the county 
enhancement, which is applied at the county level in counties 
designated as low spending counties relative to standardized spending 
nationally; (2) the flex enhancement, which is applied at the ACO level 
to all PC Flex ACOs, regardless of location or utilization, and (3) the 
enhancement add-on, which is a fixed amount PBPM for a performance year 
that may be used to increase the

[[Page 43943]]

ACO enhanced amount for underlying changes in the Medicare PFS that are 
not reflected in the rate book. The enhanced amount will not be subject 
to recoupment in full by CMS based on the PC Flex ACO's performance in 
achieving shared savings.\103\ Although interest in the ACO PC Flex 
model was robust, many eligible ACOs that expressed initial interest in 
the model ultimately did not submit applications, citing challenges 
associated with the application timeline. Additionally, several 
interested parties shared that concurrent interest in the Making Care 
Primary model was a factor in their decision not to participate in ACO 
PC Flex.
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    \99\ ACO PC Flex (ACO Primary Care Flex) Model website: https://www.cms.gov/priorities/innovation/innovation-models/aco-primary-
care-flex-model.
    \100\ Under Sec.  425.20, a ``low revenue ACO'' is an ACO whose 
total Medicare Parts A and B fee-for-service revenue of its ACO 
participants, based on revenue for the most recent calendar year for 
which 12 months of data are available, is less than 35 percent of 
the total Medicare Parts A and B fee-for-service expenditures for 
the ACO's assigned beneficiaries, based on expenditures for the most 
recent calendar year for which 12 months of data are available.
    \101\ ACO Primary Care Flex Model Financial Methodology: Rate 
Book Development, Calculation of Monthly Prospective Primary Care 
Payment, and Financial Settlement, June 2025, version 2, pages 1-2. 
https://www.cms.gov/files/document/aco-pc-flex-fin-meth-ratebook-dev.pdf.
    \102\ ACO Primary Care Flex Model Financial Methodology: Rate 
Book Development, Calculation of Monthly Prospective Primary Care 
Payment, and Financial Settlement, June 2025, version 2, page 56. 
https://www.cms.gov/files/document/aco-pc-flex-fin-meth-ratebook-dev.pdf.
    \103\ ACO Primary Care Flex Model Financial Methodology: Rate 
Book Development, Calculation of Monthly Prospective Primary Care 
Payment, and Financial Settlement, June 2025, version 2, page 33. 
https://www.cms.gov/files/document/aco-pc-flex-fin-meth-ratebook-dev.pdf.
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    The Innovation Center recently announced the Long-term Enhanced ACO 
Design (LEAD) model,\104\ which is scheduled to begin on January 1, 
2027. As currently designed, LEAD's capitated payment architecture 
builds directly on the framework used in ACO REACH and ACO PC Flex. 
Similar to ACO REACH and the ACO PC Flex model, participating ACOs will 
be required to select from either: (1) TCC payment or (2) PCC payment. 
The LEAD model plans to offer ACOs that elect PCC the option to receive 
additional payments to extend value-based arrangements beyond primary 
care. Specifically, ACOs may elect the non-primary care capitation 
(NPCC) or the APO to support alternative payment arrangements for non-
primary care providers. It is anticipated that these options would 
allow ACOs to incrementally expand capitation beyond primary care 
without adopting full TCC.
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    \104\ https://www.cms.gov/priorities/innovation/innovation-models/lead.
[GRAPHIC] [TIFF OMITTED] TP16JY26.049

b. Primary Care Capitated Payment Arrangements Considerations for the 
Shared Savings Program
    The goal of capitated payments is to give health care providers 
additional flexibility in how they deliver care and to reduce the 
volume-based incentives of Original Medicare (OM) payment. With 
capitated payments, health care providers receive steady, predictable 
cash flow that is not tied to the number of services they provide. This 
flexibility frees health care providers to deliver care in innovative 
and flexible ways, such as non-face-to-face care management, 
telehealth, and electronic messaging, without worrying about foregone 
OM revenue, tying these services to overall outcomes. We are interested 
in building on the experience of previous Innovation Center models that 
tested capitated payment arrangements. Section 1899(i)(2) of the Act 
authorizes the Secretary to use partial capitation in which an ACO is 
at financial risk for some, but not all, of the items and services 
covered under parts A and B, such as at risk for some or all 
physicians' services or all items and services under part B, provided 
that the partial capitation payments for a year made under the partial 
capitation model do not result in additional program expenditures than 
would otherwise be expended for such ACO for such beneficiaries for 
such year if the model were not implemented. The Secretary may limit a 
partial capitation model to ACOs that are highly integrated systems of 
care and to ACOs capable of bearing risk, as determined to be 
appropriate by the Secretary. Additionally, section 1899(i)(3) of the 
Act authorizes the Secretary to use other payment models instead of the 
one-sided model described in section 1899(d) of the Act as long as the 
Secretary determines that the other payment model will improve the 
quality and efficiency of items and services furnished to Medicare 
beneficiaries without additional program expenditures.
    We have previously described how primary care teams are central to 
the relative success of Shared Savings Program ACOs.105 106 
In 2024, as in

[[Page 43944]]

previous years, ACOs comprised of larger proportions of primary care 
clinicians had significantly higher net per capita savings than ACOs 
comprised of smaller proportions of primary care clinicians (with $403 
vs $224 in net per capita savings).\107\ In recent years, we have 
received significant input from interested parties regarding 
opportunities to increase participation in ACO initiatives. One such 
option to increase participation would be to identify ways that the 
Shared Savings Program can support ACOs' efforts to strengthen primary 
care, such as by providing prospective monthly primary care capitated 
payments to primary care practices, to reduce reliance on OM payments 
and support innovations in care delivery that better meet beneficiary 
needs.
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    \105\ ``Medicare Shared Savings Program Continues to Deliver 
Meaningful Savings and High-Quality Health Care'', October 29, 2024, 
Press Release. https://www.cms.gov/newsroom/press-releases/medicare-shared-savings-program-continues-deliver-meaningful-savings-high-quality-health-care.
    \106\ ``Medicare Shared Savings Program Saves Medicare More Than 
$1.8 Billion in 2022 and Continues to Deliver High-quality Care'', 
August 24, 2023, Press Release. https://www.cms.gov/newsroom/press-releases/medicare-shared-savings-program-saves-medicare-more-1-8-billion-2022-continues-deliver-high-quality.
    \107\ Medicare Shared Savings Program Accountable Care 
Organizations Updated Performance Year 2024 Financial and Quality 
Results Fact Sheet, September 29, 2025. https://www.cms.gov/files/document/fact-sheet-ssp-py24-financial-quality-results.pdf.
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    In the CY 2026 PFS proposed rule (90 FR 32502), we solicited 
comments on whether CMS should consider new payments to Shared Savings 
Program ACOs for prospective monthly APCM payments to be delivered to 
primary care practices that satisfy the APCM billing requirements, with 
the payments reconciled under the ACO benchmark. Nearly all commenters 
supported giving ACOs the option to receive prospective APCM payments. 
Only one commenter opposed prospective APCM payments, arguing that APCM 
delivery solely through ACOs risks undermining the core principles of 
CCM.
    We are seeking feedback regarding potential primary care capitated 
payment arrangements in the Shared Savings Program. Specifically, we 
are requesting input on the following questions:
ACO and ACO Participant Readiness
     To what extent are Shared Savings Program ACOs and ACO 
participants, and their associated health care providers (referred to 
herein as ``ACO providers/suppliers''), ready to take on capitated 
payment arrangements? Please describe ACO and ACO participant level of 
readiness for each of the following:
    ++ Hybrid capitation (a combination of capitated and OM payments).
    ++ Full capitation for primary care services (that could enable 
ACOs to provide downstream payments to ACO participants).
    ++ PBPs as a fixed percentage of expected OM claims.
    We are interested in understanding what operational changes ACOs 
would need to undertake to effectively receive, manage, and distribute 
capitated payments. Please describe any barriers or conditions--legal, 
financial, or operational--that could affect an organization's 
readiness to participate in each type of arrangement.
     If an ACO received capitated payments for primary care 
services furnished by ACO providers/suppliers billing through the TIN 
of an ACO participant (as defined in Sec.  425.20), what organizational 
and programmatic goals would the ACO seek to advance with those 
payments? For example, we are interested in understanding whether ACOs 
would use capitated payments to expand the scope or capacity of 
existing care coordination and population health programs, or whether 
capitated payments would instead enable ACOs to operationalize new care 
delivery initiatives. Please describe the specific types of initiatives 
that ACOs would seek to implement, and how ACOs would ensure that these 
payments went to support primary care practices directly.
Eligibility for Participation
     Should CMS limit access to capitated payment arrangements 
exclusively to ACOs participating in two-sided risk tracks (BASIC 
tracks C, D, E or the ENHANCED track), or should all ACOs be eligible 
to receive some form of capitated payments, regardless of the ACO's 
participation track? ACOs participating in two-sided risk tracks must 
establish a repayment mechanism prior to the start of an agreement 
period, and we are interested in whether similar proof that an ACO 
could repay losses should be required as a condition for receiving 
capitated payments, even for ACOs in one-sided risk tracks.
     Should CMS limit capitated payment arrangements to ACOs 
with prior risk-bearing experience--either through participation in a 
previous Shared Savings Program agreement period in a two-sided risk 
track (BASIC tracks C, D, E or the ENHANCED track) or through prior 
participation in a risk-bearing track in an Innovation Center model, 
such as ACO REACH--or should risk-bearing ACOs in their first Shared 
Savings Program agreement period also be eligible to participate in 
capitated payment arrangements? Why would commenters support one 
approach over the other? We are interested in whether prior experience 
with risk-bearing should be an explicit prerequisite for capitated 
payment eligibility or whether risk-bearing ACOs in their first 
agreement period should also be eligible to participate in capitated 
payment arrangements.
     Should CMS permit some, but not all, ACO participants 
within an ACO to participate in capitated payment arrangements, or 
should CMS require all ACO participants within an ACO to participate in 
capitated payment arrangements?
     Should CMS establish a minimum percentage of attributed 
beneficiaries \108\ for whom eligible primary care practices must be 
furnishing care management services to receive capitated payments, 
either at the ACO level or at the individual ACO participant level?
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    \108\ Specific Medicare beneficiaries for whom an ACO is 
responsible for the care and total cost of care. Generally 
determined based on care furnished during a specific calendar window 
and the clinicians that provided the care.
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     To what extent should the payment design and structure 
differ based on the level of risk or participation track of an ACO?
Payment Design and Structure
     What percentage of base year OM payments should be 
replaced by PCC, and what factors should guide this determination? For 
example, under the ACO REACH model, the PCC payment--including both the 
base PCC and the enhanced PCC--is set at 7 percent of the REACH ACO's 
prospective monthly performance year benchmark, a level designed to 
provide ACOs with a predictable, non-visit-based revenue stream for 
primary care services.
     What services should be included in primary care 
capitation (and reciprocally, in a fee reduction) to accurately capture 
an appropriate scope of primary care services furnished to 
beneficiaries, balancing the importance of providing up-front flexible 
payments, with the potential for risk to practices if service 
utilization grows? For example, under both the ACO REACH and ACO PC 
Flex models, the set of services eligible for primary care capitated 
payments is based on a specific list of CPT and HCPCS codes billed by 
primary care specialists (health care providers with specific specialty 
codes). In both models, the PCC bundle includes certain E/M office 
visits along with CCM, behavioral health integration, transitional care 
management, AWVs, advance care planning, and virtual communication 
services.
     We are interested in feedback about whether and in what 
form we should establish an enhanced primary care payment amount--in 
addition to the base primary care capitated payment amount--as a 
feature of primary care capitated payment arrangements in the Shared 
Savings Program. Specifically, we are interested in:

[[Page 43945]]

    ++ Calculation: For example, in ACO REACH, the enhanced primary 
care payment is calculated as a fixed percentage of the ACO's 
performance year benchmark, while in ACO PC Flex, the Flex Enhancement 
component of the primary care payment is calculated as a fixed dollar 
amount ($125) per eligible beneficiary per year, with additional 
enhancements (i.e. the County Enhancement) derived from county-level or 
regional spending benchmarks.
    ++ Reconciliation: In ACO REACH, enhanced primary care capitation 
(EPCC) is subject to recoupment at the end of the performance year. In 
ACO PC Flex the enhanced amount is included in total cost of care, 
subject to offsets from the prior savings adjustment and/or the 
regional adjustment.
     We are interested in whether CMS should consider offering 
an advanced payment option (APO) within the Shared Savings Program, 
similar to the APO offered by the ACO REACH model, to ACOs that have 
elected PCC. Specifically, we are interested in:
    ++ Does the availability of an APO enhance an ACO's ability to 
align specialist financial incentives with the ACO's total cost of care 
goals, or do the structural and administrative requirements of 
implementing an APO within the Shared Savings Program present barriers 
that outweigh the potential benefits?
    ++ Do Shared Savings Program ACOs have access to sufficient data--
shadow bundles, claims data, public use files, and data from 
arrangements with other payers--to support the development and ongoing 
administration of an APO? If not, what data would be necessary?
     The ACO REACH model has offered TCC as a payment option 
for ACOs assuming the highest level of financial risk. The LEAD model 
also plans to offer TCC as a payment option for ACOs assuming the 
highest level of financial risk. We are interested in whether CMS 
should provide a full capitation option to Shared Savings Programs 
ACOs. Specifically, we seek feedback on:
    ++ Should CMS consider offering a full capitation option to Shared 
Savings Program ACOs that have demonstrated readiness to administer 
prospective payments, under which all Medicare Part A and Part B 
services furnished to assigned beneficiaries by ACO providers/suppliers 
billing through the TIN of ACO participants--but not services furnished 
to assigned beneficiaries by providers that are not on the ACO's 
participant list--would be paid through a TCC payment?
    ++ Should CMS limit full capitation to ACOs in tracks with the 
highest level of risk--ENHANCED track or BASIC track Level E--on the 
basis that full capitation should be reserved for ACOs that have 
already assumed downside financial risk and the organizational 
readiness to manage prospective payment for Medicare Part A and Part B 
services?
    ++ Are there other flexibilities that CMS should give ACOs to make 
TCC effective?
    ++ How should CMS calculate the per-beneficiary, per-month payment 
amount under a full capitation arrangement in the Shared Savings 
Program? Under ACO REACH, the monthly TCC payment amount paid to the 
ACO equals 1/12 of the performance year benchmark, adjusted by the TCC 
withhold.\109\
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    \109\ Because it is expected that a portion of the total cost of 
care for aligned beneficiaries will be for services provided by 
providers and suppliers not participating in the TCC arrangement, 
CMS will withhold a portion of the monthly TCC amount to avoid the 
need for significant year-end recoupments from the REACH ACOs. 
https://www.cms.gov/priorities/innovation/files/aco-reach-py26-financial-ops-capitation-payment-mechanisms.pdf.
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     Should CMS issue prospective capitated payments on a 
monthly or quarterly basis? Please describe the potential advantages, 
disadvantages, and operational implications of each approach.
     Should capitated payments be paid to ACOs and distributed 
downstream to ACO participants, or should CMS make payments directly to 
ACO participants that provide primary care services, similar to how CMS 
makes payments for APCM services, and what are the implications of each 
approach? Should CMS consider alternative mechanisms for delivering 
capitated payments directly to ACO Participants that are also primary 
care practices participating in Shared Savings Program ACOs? If so, 
what payment design, infrastructure, and policy considerations should 
guide the development of such alternative payment mechanisms?
     If capitated payments are issued directly to ACOs, should 
CMS require ACOs to provide a specific percentage of those payments to 
ACO participants that provide primary care services? How might this be 
audited? Additionally, should CMS require ACOs to have written 
capitated payment agreements with ACO participants to specify that a 
minimum percentage of the capitated payment will flow to ACO 
participants?
Care Delivery Requirements
     Should CMS require ACOs seeking to participate in 
capitated payment arrangements to make commitments to specific care 
delivery goals as a condition for participation? If so, what goals 
should be required and how should compliance be assessed and enforced? 
For example, we are interested in whether we should require ACOs to 
submit a primary care transformation plan--similar to the care delivery 
requirements under the CPC+ model, which required participating 
practices to demonstrate progress across five comprehensive primary 
care functions, including access and continuity, care management, 
comprehensiveness and coordination, patient and caregiver engagement, 
and planned care and population health--that specifies measurable 
targets for care delivery improvements, such as expanding after-hours 
access, increasing care management for high-risk beneficiaries, or 
reducing avoidable emergency department utilization.
     How should CMS balance meaningful capitated payment levels 
with reduced administrative and reporting burdens for participating 
ACOs, and what primary care delivery requirements should CMS establish 
as conditions of eligibility for capitated payment arrangements in the 
Shared Savings Program? Should compliance with any care delivery 
requirements be monitored on a quarterly or annual basis, with the 
potential for payment recoupment in cases of noncompliance?
     Should CMS require that ACOs and ACO participants 
receiving capitated payments demonstrate the use of data-driven risk 
stratification methods to identify high-risk beneficiaries and target 
enhanced care management resources toward those beneficiaries? CMS 
provides Shared Savings Program ACOs with data that could be used for 
risk stratification, such as claims-based beneficiary data, risk 
scores, and quality performance reports. We are interested in whether 
CMS should require ACOs and ACO participants to use these data as a 
baseline input for their risk stratification methodologies or whether 
ACOs and ACO participants should be given the flexibility to design 
their own risk stratification approaches.
     Should care delivery requirements for capitated payment 
eligibility increase depending on the level/type of capitated payment 
selected by the ACO or ACO participants? For example, should ACOs that 
are receiving a higher percentage of capitated payments be subject to 
more comprehensive care delivery requirements or should a uniform set 
of care delivery requirements apply to all ACOs, regardless of the 
percentage of capitated payments they receive?

[[Page 43946]]

c. Primary Care Capitated Payment Arrangements Considerations Outside 
of the Shared Savings Program
    Though CMS is first exploring the development of PPCP within the 
guardrails of accountable care discussed in the third section of this 
RFI, we are also considering extending these efforts in future years to 
develop a bundled or capitated approach, called a `global period' in 
the broader Original Medicare program (OM). In OM, many services, 
including surgical and maternity care services, are managed as `global' 
periods by OM, where reasonable and necessary medical services are 
delivered throughout an episode. Primary care, once an initiating visit 
has occurred, could also be reimbursed over an interval of care 
consistent with the development of a trusting, longitudinal 
relationship between clinician and patient. We have not previously 
proposed a primary care `global' period, in part because of the 
difficulty to ascertain where a primary care relationship starts, and 
where it stops, through claims data or other information readily 
obtained by CMS. We do attribute beneficiaries to organizations 
participating in alternative payment models, such as ACOs in the 
Medicare Shared Savings Program, based on a plurality of primary care 
services delivered and also maintain the possibility for beneficiaries 
to voluntarily align to a Shared Savings Program ACO through 
Medicare.gov where beneficiaries select a primary care provider.
    To establish a primary care global period would require a number of 
services to be `bundled' within the primary care global code family, 
including the IPPE or AWV, O/O E/M services, and care management 
services such as advanced primary care management services. Central to 
the challenge inherent in bundling together previously disparate 
services is ensuring beneficiaries would maintain access to care. CMS 
could monitor for any potential denials or limitations in care 
associated with the transition to a global period. We also would like 
to seek public input on which and how many of the services should be 
bundled, if they should be bundled entirely or through a `hybrid' 
capitation with reduced FFS model, and how best to establish the 
payment levels for this global period. We seek input on the following:
     What would be the appropriate services to bundle in such a 
primary care global period (e.g. E/M, care management codes, AWV, 
etc.)? How should the agency consider the benefits and drawbacks 
regarding quality of care, patient safety, and evidence regarding care 
delivery changes in a fully or globally capitated approach with no per-
visit payment vs. a hybrid payment approach with reduced per-visit 
payment and per-member per-month payment?
     For both a fully capitated and hybrid payment approach, 
CMS has in past considered patient complexity (e.g. number of chronic 
conditions or HCC level) in our alternative payment models for primary 
care. How should CMS approach defining these levels or stratum for 
payments in a fully capitated or hybrid payment model for primary care? 
How many levels should be considered?
     In the absence of an encounter, is there another 
appropriate `trigger' or initiation for a primary care global period? 
How long should it last? Is beneficiary receipt of an AWV in the 
previous 12 months sufficient?
     What necessary reporting requirements and accountability 
should CMS require for clinicians receiving primary care capitated 
payments? For example, should there be explicit minimum visit 
requirements for a clinician to be eligible to receive primary care 
capitated payments for their Original Medicare patients? Should we 
require specific clinical outcomes-based reporting? If so, what 
clinical outcomes should we measure?
     Broadly, to what extent should the approach Original 
Medicare takes to primary care payment differ between the Shared 
Savings Program and the broader program? If yes, how?
     In so much as the agency considers a prospective primary 
care payment (PPCP) for primary care, to what extent should the IPPE/
AWV be the initiating visit for that global period?

F. Comprehensive Outpatient Rehabilitation Facility (CORF) Services and 
KX Modifier Threshold, and Medical Review Threshold

1. Technical Corrections of CORF Regulations
    During rulemaking for CY 2008 (72 FR 66399), we made several 
regulation text revisions and redesignations at Sec.  410.100 without 
changing a related regulatory provision of Sec.  410.105 for the 
requirements for coverage of CORF services. We also created a new 
subpart M at 42 CFR 414.1105 for payment of CORF items and services 
that includes references to Sec.  410.100 without making the 
corresponding revisions to the sections that were amended during CY 
2008 PFS rulemaking.
    We are proposing to revise Sec.  410.105(b)(3)(ii) for the home 
environment evaluation to indicate that the home environment evaluation 
is specified at Sec.  410.100(l) and not Sec.  410.100(m) as it 
currently reads.
    We are proposing to amend the regulation at Sec.  414.1105(c) for 
CORF supplies and durable medical equipment to indicate that the 
supplies and durable medical equipment that are CORF services is 
specified at Sec.  410.100(k) instead of Sec.  410.100(l), as it 
currently reads. At the same time, we are also proposing to remove from 
Sec.  414.1105(c) language that relates to CORF drugs and biologicals 
because the provisions relating to payment for drugs and biologicals 
that are CORF services are at Sec.  414.1105(d), which was added in the 
CY 2008 PFS final rule.
    We are requesting comments on these proposals.
2. KX Modifier Thresholds
    The KX modifier thresholds were established through section 50202 
of the Bipartisan Budget Act of 2018 (Pub. L. 115-123, February 9, 
2018) (BBA) and were formerly referred to as the therapy cap amounts. 
These per-beneficiary amounts under section 1833(g) of the Act (as 
amended by section 4541 of the Balanced Budget Act of 1997) (Pub. L. 
105-33, August 5, 1997) are updated each year based on the percentage 
increase in the Medicare Economic Index (MEI). Specifically, these 
amounts are calculated by updating the previous year's amount by the 
percentage increase in the MEI for the upcoming calendar year and 
rounding to the nearest $10.00. Thus, for CY 2027, we propose to 
increase the CY 2026 KX modifier threshold amount by the most recent 
forecast of the 2017-based MEI. For CY 2027, the proposed MEI increase 
is estimated to be 2.5 percent and is based on the expected historical 
percentage increase of the 2017-based MEI. Multiplying the CY 2026 KX 
modifier threshold amount of $2,480 by the proposed CY 2027 percentage 
increase in the MEI of 2.5 percent ($2,480 x 1.025) and rounding to the 
nearest $10.00 results in a proposed CY 2027 KX modifier threshold 
amount of $2,540 for physical therapy and speech-language pathology 
services combined and $2,540 for occupational therapy services. We also 
propose to update the MEI increase for CY 2027 based on historical data 
through the second quarter of 2026, and we propose to use such data, if 
appropriate, to determine the final MEI percentage increase and the CY 
2027 KX modifier threshold amounts in the CY 2027 PFS final rule.

[[Page 43947]]

    Section 1833(g)(7)(B) of the Act describes the targeted medical 
review (MR) process for services of physical therapy, speech-language 
pathology, and occupational therapy services. The threshold for 
targeted MR is $3,000 through CY 2027. Effective beginning with CY 
2028, the MR threshold levels will be annually updated by the 
percentage increase in the MEI, per section 1833(g)(7)(B) of the Act. 
Consequently, for CY 2027, the MR threshold is $3,000 for physical 
therapy and speech-language pathology services combined and $3,000 for 
occupational therapy services. Section 1833(g)(5)(E) of the Act states 
that CMS shall identify and conduct targeted medical review using 
factors that may include the following:
     The therapy provider has had a high claims denial 
percentage for therapy services under this part or is less compliant 
with applicable requirements under this title.
     The therapy provider has a billing pattern for therapy 
services under this part that is aberrant compared to peers or 
otherwise has questionable billing practices for such services, such as 
billing medically unlikely units of services in a day.
     The therapy provider is newly enrolled under this title or 
has not previously furnished therapy services under this part.
     The services are furnished to treat a type of medical 
condition.
     The therapy provider is part of a group that includes 
another therapy provider identified using the factors described 
previously in this section.
    We track each beneficiary's incurred expenses for therapy services 
annually and count them towards the KX modifier and MR thresholds by 
applying the PFS rate for each service less any applicable multiple 
procedure payment reduction (MPPR) amount for services of CMS-
designated ``always therapy'' services (see the CY 2011 PFS final rule 
at 75 FR 73236). We also track therapy services furnished by critical 
access hospitals (CAHs), applying the same PFS-rate accrual process, 
even though they are not paid for their therapy services under the PFS 
and may be paid on a cost basis (effective January 1, 2014) (see the CY 
2014 PFS final rule at 78 FR 74406 through 74410).
    When the beneficiary's incurred expenses for the year for 
outpatient therapy services exceed one or both of the KX modifier 
thresholds, therapy suppliers and providers use the KX modifier on 
claims for subsequent medically necessary services. Using the KX 
modifier, the therapist and therapy provider attest that the services 
above the KX modifier thresholds are reasonable and necessary and that 
documentation of the medical necessity for the services is in the 
beneficiary's medical record. Claims for outpatient therapy services 
exceeding the KX modifier thresholds without the KX modifier included 
are denied.

G. Supporting Beneficiaries Planning for Future Medical Decisions

1. Advance Care Planning (ACP) Services (HCPCS Codes GACP1 and GACP2)
a. Background
    Medicare currently pays for ACP services as an optional element of 
the annual wellness visit (AWV) or a Part B medically necessary service 
(see 80 FR 70955 and https://www.cms.gov/files/document/mln-advanced-care-planning.pdf). While the Social Security Act covered a similar 
service as a voluntary part of the initial preventive physical exam 
under section 1861(ww)(3) of the Act since CY 2012, in CY 2016 we 
adopted new coding developed by the American Medical Association for 
payment of ACP services as a separate Part B medically necessary 
service or an optional element of the annual wellness visit (AWV). In 
this section of our proposed rule, we propose to create additional 
codes in this family that more explicitly describe and value the 
contributions of clinical staff in the provision of ACP services. We 
emphasize that clinicians must not, under any circumstances, attempt to 
influence their patients' decisions for ACP.
    For CY 2015, the CPT Editorial Panel created two new codes 
describing ACP services by physicians and other qualified healthcare 
professionals (QHPs): CPT code 99497 (Advance care planning including 
the explanation and discussion of advance directives such as standard 
forms (with completion of such forms, when performed), by the physician 
or other qualified health care professional; first 30 minutes, face-to-
face with the patient, family member(s), and/or surrogate) and an add-
on code, CPT code 99498 (Advance care planning including the 
explanation and discussion of advance directives such as standard forms 
(with completion of such forms, when performed), by the physician or 
other qualified health care professional; each additional 30 minutes 
(List separately in addition to code for primary procedure)) (80 FR 
70955).
    In the CY 2015 PFS final rule with comment period (79 FR 67670), we 
assigned a PFS interim final status indicator of ``I'' (Not valid for 
Medicare purposes. Medicare uses another code for the reporting and 
payment of these services. This code is not subject to a 90-day grace 
period.) to CPT codes 99497 and 99498. We had received many public 
comments in response to the CY 2015 proposed rule recommending that we 
recognize and make separate payment for both CPT codes, in view of the 
time required to furnish the services and their importance for the 
quality of care and treatment of the patient. In the CY 2015 PFS final 
rule with comment period we responded that we would consider paying for 
CPT codes 99497 and 99498 after we had the opportunity to go through 
notice and comment rulemaking (80 FR 70955).
    The following year, in the CY 2016 PFS final rule, we finalized our 
proposal to assign CPT codes 99497 and 99498 a PFS status indicator of 
``A'' (Active) with RVUs based on the RUC recommended values. We 
adopted the RUC-recommended work RVU, physician time and direct PE 
inputs: 1.5 work RVUs and 1.4 work RVUs for CPT codes 99497 and 99498, 
respectively. We also added ACP as an optional element, at the 
beneficiary's discretion, of the AWV and made conforming changes to our 
regulations at Sec.  410.15 that describe the conditions for and 
limitations on coverage for the AWV (80 FR 70959). In addition to 
adopting both CPT codes, we adopted CPT provisions regarding the 
reporting of timed services (80 FR 70956). We have also instructed 
practitioners that when reporting ACP as part of managing a 
beneficiary's illness, the condition discussed with the beneficiary is 
reported on the claim, whether or not an E/M visit is billed the same 
day (https://www.cms.gov/files/document/mln-advanced-care-planning.pdf). When ACP services are part of an AWV and furnished on 
the same day by the same practitioner as the AWV, an administrative 
exam or exam diagnosis is reported along with modifier 33 indicating 
the ACP services are preventive and not subject to cost sharing 
(https://www.cms.gov/files/document/mln-advanced-care-planning.pdf). In 
the CY 2016 PFS final rule, we also adopted CPT's coding guidance for 
ACP performed in conjunction with an E/M visit. CPT prefatory language 
indicates that when using CPT codes 99497 and 99498, no active 
management of the problem(s) is undertaken during the time period 
reported, and these codes may be reported separately if performed on 
the

[[Page 43948]]

same day as most E/M visits.\110\ We cited a clinical vignette from the 
RUC recommendations, illustrating when the services described by CPT 
codes 99497 and 99498 could be reasonable and necessary for the 
diagnosis or treatment of illness or injury, stating that this could 
occur in conjunction with the management or treatment of a patient's 
current condition, such as a 68 year old male with heart failure and 
diabetes on multiple medications seen by his physician for the E/M of 
these two diseases, including adjusting medications as appropriate (80 
FR 70955). In addition to discussing the patient's short-term treatment 
options, the patient might express interest in discussing long-term 
treatment options and planning, such as the possibility of a heart 
transplant if his congestive heart failure worsens, and advance care 
planning including the patient's desire for care and treatment if the 
patient suffers a health event that adversely affects the patient's 
decision-making capacity (80 FR 70956). In this case the physician 
would report a standard E/M CPT code for the E/M service and one or 
both of the CPT codes describing ACP, depending upon the duration of 
the ACP service (80 FR 70956). Moreover, the ACP service would not 
necessarily have to occur on the same day as the E/M service (80 FR 
70956).
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    \110\ Current Procedural Terminology, (CPT[supreg]) 2026 (CPT 
Codebook), Professional Edition, American Medical Association, page 
61.
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    The CPT Codebook published by the American Medical Association 
contains prefatory language that describes CPT codes 99497 and 99498 as 
a ``face-to-face service between a physician or other qualified health 
care professional and a patient, family member, or surrogate in 
counseling and discussing advance directives, with or without 
completing relevant legal forms.'' \111\ While this code descriptor 
language indicates that the time being billed is personally spent by 
the physician/QHP and the codes are valued accordingly, we finalized a 
provision in the CY 2016 PFS final rule that allowed the time of 
clinical staff to be counted if the billing physician or other billing 
practitioner managed, participated and meaningfully contributed to the 
provision of the services, because public commenters persuaded us that 
ACP was performed at times by a team of a treating physician or other 
treating practitioner and their staff. Therefore, in the CY 2016 PFS 
final rule (80 FR 70957), we stated that we believed the services 
described by CPT codes 99497 and 99498 could be appropriately provided 
by physicians or using a team-based approach where ACP would be 
provided by physicians, non-physician practitioners (NPPs), and other 
staff under the order and medical management of the beneficiary's 
treating physician or treating practitioner. To provide clarity on who 
could report the new codes, we noted that the CPT code descriptors 
described the services as furnished by physicians or other qualified 
health professionals, which for Medicare purposes, has been consistent 
with allowing these codes to be billed by the physicians and NPPs whose 
scope of practice and Medicare benefit category include the services 
described by the CPT codes and who are authorized to independently bill 
Medicare for those services. Therefore, we finalized that only these 
practitioners may report CPT codes 99497 and 99498, and ``incident to'' 
rules in Sec.  410.26 would apply when these services would be provided 
incident to the services of the billing practitioner under a minimum of 
direct supervision. We stated that we expected the billing physician or 
NPP, in addition to providing a minimum of direct supervision, to 
manage, participate and meaningfully contribute to the provision of the 
services. Also, we noted that PFS payment rules would apply when ACP is 
furnished incident to other physicians' services, including where 
applicable, that State law and scope of practice must be met (80 FR 
70959). Accordingly, even though CPT codes 99497 and 99498 describe 
(and are valued as) services performed only by the billing 
practitioner, we finalized a policy allowing the time of clinical staff 
to be included since we did not have G codes at that time that would 
have provided coding specific to that situation.
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    \111\ CPT Codebook 2026, AMA, page 61.
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b. Proposals for CY 2027
    Since 2016, we have heard from interested parties that ACP services 
may be under-utilized because some practitioners believe that only time 
they personally spend can count. While growth in ACP services 
utilization has been increasing, interested parties have communicated 
to CMS that the increase in utilization is not commensurate with the 
need for ACP services. Utilization of ACP services has increased since 
2016 from about 650,000 services to about 2.5 million per year in 2025. 
We note that for patients in critical care, advance care planning is 
bundled into payment for the critical care service codes (CPT codes 
99291-2) and is therefore not separately billed, so these patients may 
receive ACP services that is not identifiable in the claims data. We 
believe that new coding could more accurately distinguish and value the 
work of the billing practitioners from time that is spent by their 
clinical staff in the provision of ACP services. Therefore, we are 
proposing to create two new HCPCS codes to describe ACP services 
furnished by clinical staff under the direct supervision of the billing 
physician or other practitioner (and incidental to their professional 
services), and proposing that the existing CPT codes 99497 and 99498 
would only be used to report time personally spent by the billing 
practitioner. The proposed new codes would be: HCPCS G-code GACP1 
(Advance care planning including the explanation and discussion of 
advance directives such as standard forms (with completion of such 
forms, when performed), first 20 minutes of clinical staff time with 
the patient, family member(s), surrogate directed by a treating 
physician or other treating qualified health care professional) and 
GACP2 (Advance care planning including the explanation and discussion 
of advance directives such as standard forms (with completion of such 
forms, when performed), each additional 20 minutes with the patient, 
family member(s), surrogate directed by a treating physician or other 
treating qualified health care professional (List separately in 
addition to code for primary procedure)).
    We are proposing a work RVU of 1.00 for HCPCS code GACP1, based on 
a crosswalk to the work time of CPT code 99490 (Chronic care management 
services with the following required elements: multiple (two or more) 
chronic conditions expected to last at least 12 months, or until the 
death of the patient, chronic conditions that place the patient at 
significant risk of death, acute exacerbation/decompensation, or 
functional decline, comprehensive care plan established, implemented, 
revised, or monitored; first 20 minutes of clinical staff time directed 
by a physician or other qualified health care professional, per 
calendar month). For direct PE, we are proposing 20 minutes of clinical 
labor (L037D) in the service period. We are proposing a work RVU of 0.7 
for HCPCS code GACP2, based on a crosswalk to the work time of CPT code 
99439 (Chronic care management services with the following required 
elements: multiple (two or more) chronic conditions expected to last at 
least 12 months, or until the death of the patient, chronic conditions 
that place the patient at significant risk of death, acute 
exacerbation/decompensation, or

[[Page 43949]]

functional decline, comprehensive care plan established, implemented, 
revised, or monitored; each additional 20 minutes of clinical staff 
time directed by a physician or other qualified health care 
professional, per calendar month (List separately in addition to code 
for primary procedure)). For direct PE, we are proposing 20 minutes of 
clinical labor (L037D) in the service period.
    Under this proposal, the new G codes and CPT codes 99497 and 99498 
could be reported together, if time thresholds by the billing 
practitioner and clinical staff were each met with these respective 
code sets. We are seeking public comment on whether it would be better 
for the new G codes to represent, and be valued for, the combined time 
of a billing practitioner and their clinical staff within a single 
code, in case, for example, the billing practitioner and staff did not 
meet time thresholds for separate reporting of their respective times, 
but might meet the threshold for a code combining their time. For both 
the existing codes (describing physician time but allowing use for 
clinical staff time, as discussed previously) and newly proposed ACP 
codes (describing clinical staff time) to be paid ``incident to,'' the 
reporting practitioner must furnish a prior professional service to 
which the services of the clinical staff are incidental, such as a 
prior E/M visit or ACP services personally performed by the billing 
practitioner the same day. Our manual provides that ``[s]uch a service 
or supply could be considered to be incident to when furnished during a 
course of treatment where the physician performs an initial service and 
subsequent services of a frequency which reflect his/her active 
participation in and management of the course of treatment'' (Medicare 
Benefit Policy Manual, Chapter 15, Section. 60.1.B, available at 
https://www.cms.gov/regulations-and-guidance/guidance/manuals/downloads/bp102c15.pdf). We are seeking clarity from interested parties 
about whether these ``incident to'' criteria (the requirement for the 
billing practitioner to perform initial and subsequent services 
reflecting their participation in and management of the course of 
treatment) are typically met for beneficiaries needing ACP services, by 
a separately billed E/M visit (whether the same day as the ACP services 
or prior), or might best be included in a new code inclusive of 
combined time spent by both a reporting practitioner and their clinical 
staff. If the billing practitioner is by definition participating and 
managing by performing part of the ACP code itself, there would not be 
a need to require a prior initiating visit as we do for care management 
services provided ``incident to.'' To help us craft new coding in a 
manner that reflects typical clinical practice as well as ``incident 
to'' rules governing payment for services by clinical staff, we are 
seeking public comments that specify or clarify for the alternative new 
coding, the typical care team structure; how much time is typically 
spent by the billing practitioner and spent by their staff, and when; 
and the clinical circumstances of patients, for example, the care 
settings and whether the patient is typically a well patient or is 
doing advance care planning in conjunction with a particular illness. 
This would inform how the coding structure reflects work that is 
personally performed by the billing practitioner in conjunction with 
ACP.
    Medicare has not made a national coverage determination regarding 
ACP services; however, we note that in 2021 a Medicare Administrative 
Contractor made a Local Coverage Determination, revised in 2023. 
Contractors remain responsible for local coverage decisions in the 
absence of a national Medicare policy. We also note that direct 
supervision may be satisfied by audio visual technology. Furthermore, 
for CY 2027 we are proposing to add both HCPCS codes GACP1 and GACP2 to 
the Medicare Telehealth list.
    Finally, we note that we are aware of additional factors beyond the 
scope of this rule that could be influencing uptake of the existing 
codes. Among these are: practitioner training for bringing ACP up for 
voluntary discussion, how to ensure that care planning that includes 
delineation of patient goals, preferences and advance directives are 
available and actionable at the point of care (especially emergency 
care), enabling interoperable access to ACP information, lowering out-
of-pocket costs for ACP services, and new quality measure that best 
capture meaningful ACP conversations and documented preferences.
2. Request for Information (RFI) on Community-Based Palliative Care
a. Background
    In the FY 2027 Hospice proposed rule, CMS solicited comment on the 
development of community-based palliative services outside of the 
hospice benefit (90 FR 17360). By community-based palliative care, we 
are broadly considering where palliative services can be delivered 
outside of the hospital, in outpatient clinics, in patients' homes, and 
other non-hospital settings. In this request for information we sought 
feedback on whether current evaluation and management (E/M) services, 
care management services, and ACP services reflected current billing 
and payment practices for physicians and other health professionals 
delivering palliative services, as well as on whether challenges in 
meeting documentation requirements, issues with compliance, or 
enhancements to current services could be considered to better enhance 
palliative care service delivery. In addition, in the 2027 ESRD 
proposed rule, concurrently, we are requesting information to advance 
payment policy and better understand the differences between 
maintenance dialysis and dialysis delivered in a comfort-focused 
context. Comments regarding either of these subjects are best delivered 
to their respective rules.
    In coordination with these requests for information, we are 
additionally seeking comment on the specific requirements we should 
consider given the prior CMS Innovation Center model tests focused on 
complex and serious illness care. The evaluation findings from these 
prior tests are best summarized in the CMS Innovation Center white 
paper on `Palliative care projects: Synthesis of Evaluation Results 
2012-2021'.\112\ These results indicate that a comprehensive approach 
to palliative care services, including access to interdisciplinary 
teams, home visits, and shared-decision-making may improve care for 
Medicare beneficiaries.
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    \112\ https://www.cms.gov/priorities/innovation/data-and-reports/2022/palliative-care-synthesis-2012-2021.
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    We continue to prioritize reducing fraud, waste, and abuse 
throughout CMS programs, and have prioritized reducing fraud, waste, 
and abuse in hospice programs. While hospice care is not palliative 
care, in related disciplines and sites of care we are very interested 
in how to better address fraud, waste, and abuse.
    Where should CMS focus on potential fraud, waste, and abuse in 
community-based palliative care? Please support your statements with 
peer-reviewed evidence or evidence from your institution with 
sufficient detail for review.
b. Eligibility for Serious Illness Care
    Defining which beneficiaries are eligible for serious illness care 
is a principal challenge in palliative and supportive care. While many 
Medicare beneficiaries may benefit from additional supportive care to 
manage pain and symptom burden, understanding which beneficiaries

[[Page 43950]]

should be eligible for this service is of central importance to 
Medicare. For example, complex chronic care management services require 
two or more chronic conditions placing the beneficiary at high risk for 
hospitalization, decline, or death, and requires moderate to high 
complexity medical decision-making. To elect the Medicare Hospice 
Benefit, two or more physicians must certify a beneficiary is within 6 
months to the end of their life (or, if a beneficiary does not have an 
attending physician, then the hospice physician alone is permitted to 
provide the certification).
    We are requesting feedback on eligibility and care management 
services, and for all comments please support your statements with 
peer-reviewed evidence or evidence from your institution (in sufficient 
detail for review):
     For any future supportive or palliative care service for 
Medicare beneficiaries, should eligibility be restricted to 
certification of a likely life expectancy duration?
     If eligibility is restricted to those beneficiaries with a 
terminal prognosis, is there evidence to suggest a reasonable interval 
(that is, less than 1 year of life expectancy as in some States' 
Medicaid programs)?
c. Eligibility for Palliative Services
    Defining eligibility for palliative services beyond the potential 
criterion of a terminal prognosis is likely necessary to better 
understand who is eligible for serious illness care.\113\ While for 
complex care management services we restrict eligibility to 
beneficiaries requiring moderate to complex medical decision making as 
well as a count of chronic conditions, common definitions of serious 
illness include not just chronic condition counts but also indicators 
of the impact on a person's daily function or excessive caregiver 
strain.\114\
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    \113\ Kelley AS, Covinsky KE, Gorges RJ, McKendrick K, Bollens-
Lund E, Morrison RS, Ritchie CS. Identifying Older Adults with 
Serious Illness: A Critical Step toward Improving the Value of 
Health Care. Health Serv Res. 2017 Feb;52(1):113-131. doi: 10.1111/
1475-6773.12479. Epub 2016 Mar 18. PMID: 26990009; PMCID: 
PMC5264106.
    \114\ https://pmc.ncbi.nlm.nih.gov/articles/PMC5756466/pdf/jpm.2017.0548.pdf.
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    We are requesting feedback on the following:
     For any future supportive or palliative care service for 
Medicare beneficiaries, how could we consider impact on the daily 
functions of life or activities of daily living as part of who is 
eligible for the service?
     Would eligibility best be based on impact on daily 
function, on caregiver strain, or both?
     How can we avoid overly burdensome requirements for 
defining eligibility for services?
d. The Future of the Care Management Services
    In section II.E. of this proposed rule, we are explicitly 
reconsidering the future of the care management services that form the 
basis for payment adequacy for important between visit care (in 
addition to E/M services for outpatient or home visits). Care for the 
seriously ill involves interdisciplinary care teams and involves even 
greater coordination and between visit care than primary care 
services.\115\
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    \115\ https://www.capc.org/toolkits/building-and-supporting-effective-palliative-care-teams/.
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    We are requesting feedback on the following:
     How should we differentiate the care management 
requirements for seriously ill beneficiaries from other Medicare 
beneficiaries?
     What are the essential service elements that must be 
included? For example(s), continuity with a designated team member, 
access to timely clinical support, comprehensive symptom and caregiver 
assessment, electronic care plans, coordination with treating 
physicians, patient/caregiver education, timely follow up after ED/
discharge. What other service elements should be included? Should any 
not be included?
e. Advanced Primary Care Management
    Currently, for Advanced Primary Care Management (APCM) services 
(HCPCS codes G0556 through G0558), we require physicians to report to 
the MIPS Value Pathway for primary care as part of our safeguards for 
high quality primary care. If we elect to develop additional care 
management services for seriously ill beneficiaries, however we may 
define serious illness in the future, determining how best to report 
quality of care safeguards will be essential to ensure high quality 
care delivery.
    We are requesting feedback on the following:
     Should care management services for seriously ill 
beneficiaries also require reporting to a MIPS Value Pathway? Which 
quality measures should be reasonably included?
     If no viable MIPS Value Pathway reporting mechanism is 
found, what are the essential quality elements required for palliative 
care management? Is sole reporting of ambulatory palliative care 
patients feeling heard and understood (CBE 3665) sufficient? Should 
other measures be considered?
3. Request for Information on Intensive Lifestyle Interventions To Slow 
Progression of Alzheimer's Disease
a. Background
    In the CY 2026 Physician Fee Schedule proposed rule, CMS sought 
comment in a `Prevention and Management of Chronic Disease' Request for 
Information (90 FR 32507), addressing management and self-management of 
chronic disease, services that address root causes of disease, social 
isolation and loneliness, improving physical activity, intensive 
lifestyle interventions, enhancing uptake of the annual wellness visit 
(AWV), supporting partnerships with AAAs and community care hubs, and 
addressing motivational interviewing and health coaching. For some 
topics, responses were of adequate depth for CMS to consider further 
action, addressed elsewhere in this rule, but as is not uncommon when 
CMS requests information across a broad range of topics, in other areas 
responses were limited in the depth and granularity necessary for CMS 
to address the resource costs to establish coding and payment options. 
Because of the overwhelming priority for CMS to support the aging 
processes, given that American older adults commonly cite their fear of 
Alzheimer's as an even greater health related fear than the development 
of cancer,\116\ and the growing evidence base for using lifestyle 
changes to slow the progression of cognitive decline and the 
development of Alzheimer's disease and Alzheimer's disease-related 
dementias (AD/ADRD), CMS is requesting additional information to better 
understand the resource costs and requirements for developing intensive 
lifestyle interventions to reduce the risk of AD/ADRD for Medicare 
beneficiaries. Intensive lifestyle interventions would be in concert 
with but would not specifically include risk factor reduction in 
modifiable behaviors such as controlling contributing conditions (for 
example, hypertension, diabetes), eliminating tobacco use (in any 
form), and addressing hearing loss.\117\ In other

[[Page 43951]]

countries, there is randomized controlled trial evidence that multi-
domain approaches can slow cognitive decline amongst at-risk older 
adults,\118\ which appear to be superior to individual domain 
interventions such as physical activity programming or diet 
changes.\119\ In the U.S. there have also been a number of studies 
demonstrating the potential impact of diet changes on cognition (for 
example, the MIND trial demonstrated improved cognition for both groups 
undergoing diet changes, however one diet was not shown to be 
superior).12 13 14 120 To support high-value care, the payer 
assuming financial risk for an individual's health would do so over a 
long-term to give that payer an incentive to invest in high-value care 
that reduces health care costs over that long-term. As discussed in the 
recent HHS Notice of Benefit and Payment Parameters for 2027,\121\ 
creating these incentives for payers throughout the healthcare system 
is an HHS priority. Outside of these needed incentives exists Medicare 
fee-for-service, which has historically employed price-setting regimes 
that are not market-based and are slow to change with improvements and 
health innovations. As HHS continues to improve incentives for private 
payers to invest in preventive health care, we are interested in how to 
ensure fee-for-service Medicare is similarly able to benefit from 
better incentives to invest in high-value care.
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    \116\ Ornish, Dean, et al. ``Effects of Intensive Lifestyle 
Changes on the Progression of Mild Cognitive Impairment or Early 
Dementia Due to Alzheimer's Disease: A Randomized, Controlled 
Clinical Trial.'' Alzheimer's Research & Therapy, vol. 16, 2024, p. 
122. https://link.springer.com/article/10.1186/s13195-024-01482-z.
    \117\ National Institute on Aging. ``Cognitive Health and Older 
Adults.'' National Institutes of Health, https://www.nia.nih.gov/health/brain-health/cognitive-health-and-older-adults. Accessed 30 
Apr. 2026.
    \118\ Ngandu, Tiia, et al. ``A 2 Year Multidomain Intervention 
of Diet, Exercise, Cognitive Training, and Vascular Risk Monitoring 
versus Control to Prevent Cognitive Decline in At-Risk Elderly 
People (FINGER): A Randomised Controlled Trial.'' The Lancet, vol. 
385, no. 9984, 2015, pp. 2255-2263. https://doi.org/10.1016/S0140-6736(15)60461-5.
    \119\ ``2024 Lancet Commission Underscores the Potential for 
Dementia Risk Reduction, Identifying 14 Modifiable Risk Factors 
across the Life Course.'' Alzheimer Europe, 31 July 2024, https://www.alzheimer-europe.org/news/2024-lancet-commission-underscores-potential-dementia-risk-reduction-identifying-14-modifiable.
    \120\ Barnes, Lisa L., et al. ``Trial of the MIND Diet for 
Prevention of Cognitive Decline in Older Persons.'' The New England 
Journal of Medicine, vol. 389, no. 7, 2023, pp. 602-611. https://www.nejm.org/doi/10.1056/NEJMoa2302368.
    \121\ https://www.govinfo.gov/content/pkg/FR-2026-05-20/pdf/2026-10050.pdf
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    To better understand resource costs associated with intensive, 
multi-domain interventions:
     Given the discussion of the evidence to date on the 
effectiveness of intensive lifestyle interventions for CMS to pursue, 
we are particularly interested in demonstrations of cost-savings 
associated with these and other interventions. Please cite any evidence 
available in your discussion.
     Given CMS' concern for addressing fraud, waste, and abuse 
throughout the Medicare program, please comment on any potential or 
observed FWA in diagnosis, treatment, or management of AD/ADRD.
     Given the emerging role of biomarker diagnostic testing 
(for example, p-tau217, et. al) for AD/ADRD leading to early diagnosis, 
please provide any evidence supporting earlier detection and its role 
in supporting improving AD/ADRD care and any potential role in 
identifying eligibility for an intensive lifestyle intervention focused 
on AD/ADRD.
     What are the essential domains to address in a multi-
domain intensive lifestyle intervention to reduce the risk of cognitive 
decline for older adults at risk for developing AD/ADRD that would be 
appropriate to include under Medicare?
     Should these interventions be made available as a one-time 
service (that is, to teach older adults how to make changes in their 
lifestyle to help reduce AD/ADRD risk) or on a recurring (for example, 
annual) basis?
     Should the eligibility for these services be restricted to 
beneficiaries with a diagnosis of mild cognitive impairment (MCI), or 
early-stage dementia? If so, how should this diagnosis be made or 
confirmed?
    Respondents to the general intensive lifestyle intervention 
question in the prior RFI focused on the differentiation between 
intensive lifestyle interventions (ILIs) and intensive behavioral 
therapy (IBT) where ILIs are more multi-domain, longitudinal, and 
comprehensive and typically incorporate a multi-disciplinary team and 
are delivered in a community setting, and noting these are needed 
flexibilities that current IBT coding does not currently accommodate. 
To better understand the resource costs and requirements for future AD/
ADRD ILI services:
     Given ILI's are multi-domain, and likely include physical 
activity, nutrition, potentially additional domains such as sleep and 
stress management, who are the essential interdisciplinary team members 
that CMS should account for in developing appropriate resource costs 
for future services?
     How should supervision be determined for AD/ADRD ILI's? Is 
general supervision sufficient for ensuring clinical safety and 
oversight? Is direct supervision required?
    While there are many variations of ILI's focusing on AD/ADRD that 
are delivered, the essential `dose' of intervention or minimum 
frequency and duration of a future service, as well as the modality 
(that is, must this intervention be delivered purely in person, can it 
be delivered virtually) are all important to consider:
     What is the minimum frequency of sessions for an AD/ADRD 
ILI per week? What is the minimum number of weeks that will be 
necessary?
     Should CMS require a future AD/ADRD ILI to be delivered in 
person? Can it be delivered virtually?
    Finally, while we are currently accepting applications for a CMS 
Innovation Center payment model to generate evidence associated with 
lifestyle interventions (MAHA ELEVATE),\122\ including potentially 
intensive lifestyle interventions focused on reducing risk and/or 
slowing progression of AD/ADRD, currently CMS has no endorsement 
process for specific interventions. In development of the CMS Health 
Technology Ecosystem \123\ and the library of applications:
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    \122\ Centers for Medicare & Medicaid Services. ``MAHA ELEVATE 
(Make America Healthy Again: Enhancing Lifestyle and Evaluating 
Value-Based Approaches Through Evidence) Model.'' CMS.gov, 2026, 
https://www.cms.gov/priorities/innovation/innovation-models/maha-elevate.
    \123\ Centers for Medicare & Medicaid Services. ``Health 
Technology Ecosystem.'' CMS.gov, https://www.cms.gov/priorities/health-technology-ecosystem/overview. Accessed 30 Apr. 2026.
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     How should CMS support the development of our Health 
Technology Ecosystem to support older adults reducing their risk for 
developing AD/ADRD using intensive lifestyle changes?
    Please note, this is a request for information (RFI) only. In 
accordance with the implementing regulations of the Paperwork Reduction 
Act of 1995 (PRA), specifically 5 CFR 1320.3(h)(4), this general 
solicitation is exempt from the PRA. Facts or opinions submitted in 
response to general solicitations of comments from the public, 
published in the Federal Register or other publications, regardless of 
the form or format thereof, provided that no person is required to 
supply specific information pertaining to the commenter, other than 
that necessary for self-identification, as a condition of the agency's 
full consideration, are not generally considered information 
collections and therefore not subject to the PRA.

H. Current Procedural Terminology (CPT) Request for Information (RFI)

    The Current Procedural Terminology (CPT[supreg]) coding system is 
owned and copyrighted by the American Medical Association (AMA) and CMS 
uses CPT[supreg] under a royalty-free licensing agreement with the 
AMA.\124\ The CPT[supreg] coding

[[Page 43952]]

system was introduced by the AMA in 1966,\125\ in part to ``encourage 
the use of standard terms and descriptors to document procedures in the 
medical record'' and ``help communicate accurate information on 
procedures and services to agencies concerned with insurance claims,'' 
and it ``provided the basis for a computer oriented system to evaluate 
operative procedures and contributed basic information for actuarial 
and statistical purposes.'' \126\ The CPT[supreg] coding system went 
through a series of early version changes and in 1977 the AMA 
established the CPT-4 or 4th edition which established the current 
five-digit numeric structure of the CPT[supreg] coding system still 
used today.\127\ The Health Care Financing Administration or HCFA, 
later renamed CMS,\128\ in 1983 required the use of the Healthcare 
Common Procedure Coding System (HCPCS) for physician services and 
expanded to non-physician services in 1991.\129\ and since this time 
HCPCS Level I services have been considerd synonymous with CPT, where 
Level II HCPCS refers to additional products, supplies, and services 
not included in the CPT[supreg] codes.\130\
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    \124\ Centers for Medicare & Medicaid Services. AMA Terms and 
Conditions. Centers for Medicare & Medicaid Services, n.d., https://www.cms.gov/Outreach-and-Education/Medicare-Learning-Network-MLN/MLNEdWebGuide/Downloads/AMA-Terms-Conditions.pdf.
    \125\ American Medical Association. History of CPT[supreg] 
Content. American Medical Association, 5 Dec. 2025, https://www.ama-assn.org/practice-management/cpt/history-cpt-content.
    \126\ American Medical Association. The Purpose of the 
CPT[supreg] Coding System & the CPT[supreg] Editorial Panel. 
American Medical Association, 10 Sept. 2025, https://www.ama-assn.org/about/cpt-editorial-panel/purpose-cpt-coding-system-cpt-editorial-panel.
    \127\ American Medical Association. The Purpose of the 
CPT[supreg] Coding System & the CPT[supreg] Editorial Panel. 
American Medical Association, 10 Sept. 2025, https://www.ama-assn.org/about/cpt-editorial-panel/purpose-cpt-coding-system-cpt-editorial-panel.
    \128\ Centers for Medicare & Medicaid Services, Department of 
Health and Human Services. Statement of Organization, Functions, and 
Delegations of Authority. Federal Register, 5 July 2001, https://www.federalregister.gov/documents/2001/07/05/01-16800/centers-for-medicare-and-medicaid-services-statement-of-organization-functions-and-delegations-of.
    \129\ Medicare Program; Fee Schedule for Physicians' Services; 
Proposed Rule. Federal Register, vol. 56, no. 108, 5 June 1991, pp. 
25792-25978. U.S. Government Publishing Office, https://www.govinfo.gov/content/pkg/FR-1991-06-05/pdf/FR-1991-06-05.pdf
    \130\ Centers for Medicare & Medicaid Services. ``Healthcare 
Common Procedure Coding System (HCPCS).'' Centers for Medicare & 
Medicaid Services, U.S. Department of Health and Human Services, 
https://www.cms.gov/medicare/coding-billing/healthcare-common-procedure-system. Accessed 7 July 2026.
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    Following the passage of the Health Insurance Portability and 
Accountability Act of 1996 (HIPAA) the Department of Health and Human 
Services (HHS) in subsequent regulation defined the combination of 
HCPCS, as maintained and distributed by HHS, and CPT-4, as maintained 
and distributed by the AMA, as the nationally required medical data 
code sets for physician services, physical and occupational therapy 
services, radiologic procedures, clinical laboratory tests, other 
medical diagnostic procedures, hearing and vision services, and 
transportation services including ambulance services (45 CFR 
162.1002(a)(5)). This is commonly understood as a regulatory 
requirement for CPT-4 codes to be used to define physician services. 
While this is HHS' current regulatory interpretation of the HIPAA (Pub. 
L. 104-191), it is important to note that HHS has only specified in 
regulation that HCPCS and CPT-4 to be used in combination. There is no 
specification in the HIPAA statute regarding the manner in which these 
national coding sets may be used or how they may be combined, and only 
HHS interpretation, not the Act itself, mentions CPT[supreg].
    New CPT[supreg] codes are introduced by the CPT[supreg] Advisory 
Committee. This committee was established following the initial 
publication of the CPT[supreg] coding system in 1966, which provides 
advice on procedure coding and appropriate nomenclature as relevant to 
the committee member's specialty and consists of ``members of national 
medical specialty societies seated in the AMA House of Delegates.'' 
\131\ When a new CPT[supreg] code is defined by the CPT[supreg] 
Advisory Committee, it is then assigned a payment value by the AMA 
Relative Value Scale Update Committee or RUC.\132\
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    \131\ American Medical Association. CPT[supreg] Nominations & 
Opportunities. American Medical Association, 11 Feb. 2025, https://www.ama-assn.org/about/cpt-editorial-panel/cpt-nominations-opportunities.
    \132\ American Medical Association. RVS Update Committee (RUC). 
American Medical Association, 4 Mar. 2026, https://www.ama-assn.org/about/rvs-update-committee-ruc/rvs-update-committee-ruc.
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    The AMA RUC was established in 1992, after CMS transitioned to the 
resource-based relative value scale (RBRVS) to provide recommendations 
on the valuation of physician services. As established in section 1848 
of the Act, CMS began paying for physician services in 1998 on the 
basis of a product of the relative value of the physician service, 
incorporating the physician work, the practice expense, and the 
malpractice component. These elements form the basis for the RBRVS. The 
components of physician services were originally established by a team 
of Harvard researchers (William Hsiao, et al.) and CMS has occasionally 
referenced the `Harvard' valuations making reference to these original 
contributions.\133\ According to the AMA, the AMA RUC ``provides 
medicine a voice in shaping Medicare relative values,'' and by all 
published estimates this has been an effective mechanism.\134\
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    \133\ Hsiao WC, Braun P, Kelly NL, Becker ER. Results, Potential 
Effects, and Implementation Issues of the Resource-Based Relative 
Value Scale. JAMA. 1988;260(16):2429-2438. doi:10.1001/
jama.1988.03410160105013.
    \134\ American Medical Association. RVS Update Committee (RUC). 
American Medical Association, 4 Mar. 2026, https://www.ama-assn.org/about/rvs-update-committee-ruc/rvs-update-committee-ruc.
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    There has also been longstanding concern expressed over the Federal 
reliance on a private organization with such an obvious conflict of 
interest as providing information on the time and resource requirements 
to conduct physician services when this information may influence their 
own payment. For nearly 20 years, MedPAC has expressed concern over the 
influence of the AMA RUC to value services, specifically noting that 
CMS has ``over-relied on specialty societies with a financial stake in 
the process'' and has recommended that CMS establish a separate group 
of experts to make payment recommendations.\135\ Further, we note the 
historic reliance on the CPT and RUC process as a potential contributor 
to the development of US health care as a `sick care` system with 
limited emphasis on prevention and lifestyle modifications and which 
may inhibit progress on the Secretarial priority to Make America 
Healthy Again. Additionally, we note a recent National Academies of 
Sciences, Engineering, and Medicine (NASEM) report recommending RUC 
alternatives for establishing primary care payment valuation and 
recommendations for alternative sources for data collection.\136\
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    \135\ Medicare Payment Advisory Commission. Testimony: Options 
to Improve Medicare's Payments to Physicians. 8 May 2007, https://www.medpac.gov/wp-content/uploads/import_data/scrape_files/docs/default-source/congressional-testimony/051007_Testimony_MedPAC_physician_payment.pdf.
    \136\ National Academies of Sciences, Engineering, and Medicine. 
Improving Primary Care Valuation Processes to Inform the Physician 
Fee Schedule. National Academies Press, 2025, https://doi.org/10.17226/29069.
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    Given these longstanding concerns, we are seeking comment on a 
number of areas regarding the influence of the CPT[supreg] coding 
system and AMA process on physician payment policy as part of the 
Secretarial priority to Make America Healthy Again.
    (1) What, if any, evidence is there for CMS to consider regarding 
the harms or

[[Page 43953]]

challenges associated with AMA's monopoly over CPT-4 licenses for 
health care entities? Please cite potential improvements to patient 
care diverted or delayed due to AMA'S monopoly over CPT codes, 
including inhibited innovations and acquisition or maintenance costs of 
CPT[supreg] licensure.
    (2) What, if any, evidence is there that the generation of CPT-4 
codes follows a process of identification of medical necessity? What 
opportunities or examples from other populations, sites of care, or 
international health systems could instruct a process of identification 
of medical necessity in the CPT-4 code development process?
    (3) A combination of CPT-4 and HCPCS codes were formally adopted by 
HHS as the legal standard for national coding for physician and other 
services as part of implementing HIPAA (45 CFR 162.1002(a)(5)). If CMS 
were to revisit this standard in future rulemaking, which if any 
alternatives exist to CPT-4 for CMS to consider as part of the national 
coding standard for physician services? Would CMS need to specify a 
separate legal standard, or could CMS allow for private competition to 
supplement the existing CPT-4 coding standard?
    (4) What objective alternatives exist, or could be developed, to 
maintain a more objective process to the current AMA CPT and RUC 
committee processes? How would these alternatives support or inhibit 
innovation?
    (5) What are the benefits and drawbacks of paying for physician 
procedural services on the basis of the underlying International 
Classification of Diseases, 10th Revision (ICD-10) procedure code, as 
an alternative to CPT-4 code? How could the International 
Classification of Diseases, 10th Revision, Procedure Coding System 
(ICD-10-PCS) services be grouped or bundled into payment categories, 
similar to Medicare Severity Diagnosis Related Groups (MS-DRGs), or 
Outpatient Prospective Payment System (OPPS) Ambulatory Payment 
Classifications (APCs)? What other alternatives exist for bundling or 
grouping procedural services?

III. Other Provisions of the Proposed Rule

A. Drugs and Biological Products Paid Under Medicare Part B

1. Requiring Manufacturers of Certain Single-Dose Container or Single-
Use Package Drugs To Provide Refunds With Respect to Discarded Amounts 
(Sec. Sec.  414.902 and 414.940)
a. Background
    Section 1847A(h) of the Act requires manufacturers to provide a 
refund to CMS for certain discarded amounts from a refundable single-
dose container or single-use package drug (hereinafter referred to as 
``refundable drug'') for calendar quarters beginning January 1, 2023.
    The calculation of the refund is codified at Sec.  414.940(c). For 
a new refund quarter (as defined at Sec.  414.902) beginning on or 
after January 1, 2023, an amount equal to the estimated amount (if any) 
by which:
     The product of the total number of units of the billing 
and payment code for such drug that were discarded during such new 
refund quarter; and the amount of payment determined for such drug or 
biological under section 1847A(b)(1)(B) or (C) of the Act, as 
applicable, for such new refund quarter.
     Exceeds an amount equal to the applicable percentage of 
the estimated total allowed charges for such drug for the new refund 
quarter.
    Section 1847A(h)(3)(B)(i) of the Act establishes an applicable 
percentage of 10 percent, but provides that, in the case of a 
refundable drug that has unique circumstances involving similar loss of 
product as that described in section 1847A(h)(8)(B)(ii) of the Act, the 
Secretary, through notice and comment rulemaking, may increase such 
applicable percentage as determined appropriate by the Secretary. 
Section 1847A(h)(8)(B)(ii) of the Act describes a drug or biological 
approved by the Food and Drug Administration (FDA) for which dosage and 
administration instructions included in the labeling require filtration 
during the drug preparation process, prior to dilution and 
administration, and require that any unused portion of such drug after 
the filtration process be discarded after the completion of such 
filtration process. Drugs with an increased applicable percentage are 
listed on the CMS website.\137\
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    \137\ https://www.cms.gov/medicare/payment/part-b-drugs/discarded-drugs.
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    For previous rulemaking in which we finalized to increase the 
applicable percentage of a drug with unique circumstances involving 
similar loss of product as that described in section 1847A(h)(8)(B)(ii) 
of the Act, we explained specifically why the loss of product met the 
statutory requirements. In the CY 2023 Physician Fee Schedule (PFS) 
final rule (87 FR 69729), we finalized an increase in the applicable 
percentage for a drug reconstituted with a hydrogel and administered 
via ureteral catheter or nephrostomy tube into the kidneys, where a 
substantial amount of reconstituted hydrogel adheres to the vial wall 
during preparation and cannot be withdrawn for administration. Because 
this unavoidable preparation-related loss is similar to the loss 
described in section 1847A(h)(8)(B)(ii) of the Act, we stated that such 
a drug that is reconstituted with a hydrogel and has variable dosing 
based on patient-specific characteristics (for example, Jelmyto[supreg] 
(mitomycin for pyelocalyceal solution)) should be considered to have 
unique circumstances as described in section 1847A(h)(3)(B)(ii) of the 
Act that would warrant an increased applicable percentage.
    In the CY 2024 PFS final rule (88 FR 79052), we increased the 
applicable percentage for certain drugs with low volume doses and 
stated that such drugs have unique circumstances because certain FDA-
labeled amounts on the vial or package are unused and discarded after 
administration of the labeled dose and these amounts are not available 
to be administered. The unique circumstances described for such drugs 
are similar to loss of product from filtration described in section 
1847A(h)(8)(B)(ii) of the Act because in both circumstances, such 
amounts lost are amounts that are not part of the recommended dose and 
are not available to be administered to the patient (one being loss due 
to labeled amounts remaining in the filter and the other due to labeled 
amounts remaining in other areas such as the vial or syringe).
    In the CY 2024 PFS final rule, we also finalized an increased 
applicable percentage for certain orphan drugs furnished to fewer than 
100 unique beneficiaries per calendar year. We explained (88 FR 79053 
through 79057) that because of the substantial statistical variation 
(based on demonstrated JW modifier claims data from 2021 and 2022) from 
quarter to quarter for such drugs, we believe it would be difficult to 
optimize the presentation of the drug to consistently minimize the 
discarded amounts to less than 10 percent given the small number of 
patients receiving the drug. We considered the higher percentage of 
unused and discarded amounts from such drugs as

[[Page 43954]]

unavoidable loss due to both the low number of unique beneficiaries 
receiving the drug contributing statistically higher variability in 
discarded amounts. Also, due to the low numbers of patients available 
to study for rare disease, it may be more difficult to determine the 
most efficient vial size for the patient population who receive the 
drug post-marketing. We stated this is similar to the loss of product 
due to filtration described in section 1847A(h)(8)(B)(ii) of the Act 
because the loss is unavoidable in both circumstances. In the case of 
filtration described in statute, the loss is unavoidable because 
certain amounts of product will be left within the filter and 
unavailable for administration; in the case of rarely utilized orphan 
drugs, the loss is unavoidable because of the variability of potential 
doses (and low number of patients receiving the drug) leading to an 
inability to develop a package size that will result in a consistent 
average percentage of discarded units.
    We stated in the CY 2024 PFS final rule (88 FR 79057) that we do 
not consider the following to be unique circumstances warranting an 
increased applicable percentage at this time: weight-based doses, body 
surface area (BSA)-based doses, varying surface area of a wound, 
loading doses, escalation or titration doses, tapering doses, and dose 
adjustments for toxicity because we believe manufacturers can optimize 
the availability of products for these circumstances to limit the 
percentage of discarded units for a drug, unlike the circumstances of 
manufacturers of drugs that require filtration during the preparation 
process, as described in section 1847A(h)(8)(B)(ii) of the Act.
    We also explained in the CY 2024 PFS final rule (88 FR 79060) that, 
while we cannot anticipate future drug development or what unique 
circumstances might arise, we can offer our analysis of the unique 
circumstances we consider involving similar loss of product as that 
described in section 1847A(h)(8)(B)(ii) of the Act for drugs that are 
reconstituted in hydrogel and with variable dosing based on patient-
specific characteristics (87 FR 69727 through 69731), drugs with low 
volume doses, and rarely utilized orphan drugs (88 FR 79052 through 
79057). Regarding examples of evidence, we noted minimum vial fill 
studies and dose preparation studies in the CY 2024 PFS proposed rule, 
both of which are suitable for justifying increased applicable 
percentages because they can establish that certain unusable amounts of 
a product are necessarily included in a container to safely and 
consistently administer the labeled therapeutic dose to a patient.
b. Application for Increased Applicable Percentage
    Section 1847A(h)(3)(B)(ii) of the Act permits the Secretary to 
increase the applicable percentage for a refundable drug that has 
unique circumstances through notice-and-comment rulemaking. In the CY 
2024 PFS final rule (88 FR 79057 through 79060), we finalized an 
application process (CMS-10835, OMB 0938-1435) by which manufacturers 
can apply for an increased applicable percentage for a drug and may 
request that we consider an individual drug to have unique 
circumstances for which an increased applicable percentage is 
appropriate. Under Sec.  414.940(e)(2), an application must be 
submitted by February 1 of the CY prior to the year the increased 
applicable percentage would apply; for a drug that is not FDA-approved 
by February 1, the application must have FDA approval by August 1, and 
the manufacturer must notify CMS and submit the FDA-approved label by 
September 1 of that year. The application must include a written 
request that the drug be considered for an increased applicable 
percentage based on its unique circumstances; FDA-approved labeling for 
the drug (or, if the drug is not approved by the February 1 application 
deadline described in paragraph (e)(2) of this section, documentation 
of FDA acceptance of the application for review); justification for the 
consideration of an increased applicable percentage based on such 
unique circumstances; and justification for the requested increase in 
the applicable percentage. Following review of timely applications, CMS 
will summarize its analyses of applications and propose appropriate 
increases in rulemaking. If adopted, the increased applicable 
percentage will be the applicable percentage beginning January 1 of the 
following calendar year.
    We received one application requesting an increased applicable 
percentage for consideration for CY 2027 from the manufacturer of 
Leukine[supreg] (sargramostim),\138\ who resubmitted a request for a 72 
percent applicable percentage after applying the previous 2 years. The 
applicant submitted the information required at Sec.  414.940(e)(1), 
including, as applicable, FDA-approved labeling for the drug, 
justification for consideration of an increased applicable percentage, 
and justification for the requested applicable percentage.
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    \138\ https://www.accessdata.fda.gov/drugsatfda_docs/label/2022/103362s5249lbl.pdf.
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    Leukine[supreg] is a leukocyte growth factor with five FDA-approved 
indications related to hematological conditions and hematopoietic 
recovery, as well as one indication to increase survival following 
acute exposure to myelosuppressive doses of radiation. The applicant's 
submitted FDA-approved labeling for the drug does not include the 
adjuvant uses described in the application (further described later in 
this paragraph) due to ongoing cancer vaccine adjuvant trials. The 
applicant reemphasized that multiple sponsors are in late-stage 
development, with a total of 27 Phase II and Phase III clinical trials, 
an increase from 22 reported in the previous year, investigating 
Leukine[supreg] as a vaccine adjuvant for oncology indications, 
specifically to stimulate the immune response of dendritic cells when 
used alongside these vaccines. We note that cancer treatment vaccines 
differ from the vaccines that protect against viruses, such as the 
influenza virus. Instead of preventing disease, cancer treatment 
vaccines aim to stimulate the immune system to attack existing cancer 
cells in the body.\139\ The applicant stated that it has no ownership 
stake in the development of these cancer treatment vaccines and does 
not possess control or influence over the design and execution of the 
clinical trials. The applicant further explained that the estimated 
completion dates for Phase III clinical trials vary, with the earliest 
expected in late 2026 140 141 and the latest in March 
2029.\142\
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    \139\ https://www.cancer.org/cancer/managing-cancer/treatment-types/immunotherapy/cancer-vaccines.html.
    \140\ https://clinicaltrials.gov/study/NCT04229979.
    \141\ https://clinicaltrials.gov/study/NCT05232916.
    \142\ https://clinicaltrials.gov/study/NCT05100641.
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    The adjuvant use of Leukine[supreg] in predetermined dosage is 
distinct from its six FDA-approved indications, all of which have 
dosages that are based on body weight or body surface area (BSA). The 
adjuvant use dosages of Leukine[supreg] in clinical trials are 
generally much smaller than dosages for indications in the FDA-approved 
labeling. The smallest dose of Leukine[supreg] used for vaccine 
adjuvant purposes of which the applicant is aware (that is, 70 mcg) 
would lead to as much as 72 percent of the drug being discarded from a 
single-dose 250 mcg lyophilized vial, which is the only size available 
commercially. The applicant suggests that if use of these small doses 
were to become more common for an approved indication, the percentage 
of discarded units could

[[Page 43955]]

increase the discarded drug refund amount that could be owed by the 
applicant, even though the applicant lacks control or knowledge of the 
potential variability of the discarded amounts that may occur if 
Leukine[supreg] were used for such purposes. The applicant notes that 
if another manufacturer were to seek FDA approval for adjuvant use of 
sargramostim but was not involved in its production, the available 
single-dose 250-mcg vial presentation of Leukine[supreg] would likely 
not be optimized for the small doses being studied in these trials. The 
applicant also expresses concern about potential refund liability if 
small-dose adjuvant use becomes more common.
    The application builds on prior submissions by reiterating that 
Leukine[supreg] appears on FDA's list of essential medicines,\143\ that 
the Administration for Strategic Preparedness and Response (ASPR) has 
documented a requirement to procure and stockpile Leukine[supreg] as a 
medical countermeasure for neutropenia resulting from acute radiation 
syndrome,\144\ and that the applicant continues to collaborate with the 
Biomedical Advanced Research and Development Authority (BARDA). In this 
application, the applicant also newly states that Leukine[supreg] has 
been designated a ``Medical Product Priority'' by the Department of 
Defense (DoD) under Public Law 115-92 (enacted December 12, 2017).\145\ 
DoD maintains a Medical Product Priority list as part of the DoD-FDA 
coordination framework established following Public Law 115-92 and 
formalized in the FDA-DoD Memorandum of Understanding.\146\ Under this 
framework, DoD identifies and maintains a list of its highest-priority 
medical products to support focused, recurring engagement with FDA; 
however, we could not corroborate a Leukine[supreg] designation using 
resources available for public review. The applicant's 2022 public 
announcement of an Other Transaction Agreement with the DoD references 
Leukine[supreg] as a potential medical countermeasure for sulfur 
mustard gas exposure,\147\ but it does not reference a ``Medical 
Product Priority'' designation. Additionally, a study published in 2025 
comparing essential medicines across U.S. Federal agencies and the 
World Health Organization did not identify Leukine[supreg] on DoD's 
operational medicines list. The study noted that the DoD operational 
medicines list is a subset of FDA's essential medicines list--meaning 
medicines on the DoD list also appear on FDA's list, but not all 
medicines on FDA's list appear on the DoD list.\148\ Nevertheless, 
these emergency-response and preparedness-related listings or 
designations do not, by themselves, demonstrate unique circumstances 
related to discarded amounts for purposes of an increased applicable 
percentage because they are designed to support Federal planning, 
procurement, and interagency coordination to ensure adequate supply of 
essential products, rather than to provide evidence of drug-specific, 
unavoidable product loss similar to loss of product as described in 
section 1847A(h)(8)(B)(ii) of the Act.
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    \143\ https://www.fda.gov/media/143406/download?attachment.
    \144\ https://sam.gov/opp/f4735f1f235847a0bb138c13333097de/view.
    \145\ To amend the Federal Food, Drug, and Cosmetic Act to 
authorize additional emergency uses for medical products to reduce 
deaths and severity of injuries caused by agents of war, Public Law 
115-92, 131 Stat. 2023 (2017).
    \146\ https://www.fda.gov/about-fda/domestic-mous/mou-225-19-001.
    \147\ https://www.partnertx.com/partner-therapeutics-announces-contract-with-u-s-department-of-defense-for-advanced-development-of-leukine-to-treat-sulfur-mustard-gas-hd-exposure/.
    \148\ ML Janvrin, A Kanagaratnam, VA Suarez et al. A comparison 
of the essential medicines lists of the U.S. Department of Health 
and Human Services, the U.S. Department of Defense, the U.S. Food 
and Drug Administration, and the World Health Organization, Journal 
of the American Pharmacists Association, 65(5),2025.
---------------------------------------------------------------------------

    As part of CMS' review of the application, we analyzed existing 
claims data from the first quarter of 2018 through the last quarter of 
2025 and found the percentage of units discarded for Leukine[supreg] 
(HCPCS code J2820) ranged from 1.1 percent to 4.9 percent, which is 
below the applicable percentage of 10 percent. The quarterly discarded 
percentages during this time frame were stable, with a standard 
deviation of less than 1 percentage point and values tightly clustered 
around a mean of approximately 2.4 percent. This is notably lower than 
the 6.21 percent average standard deviation observed for rarely 
utilized orphan drugs, as reported in the CY 2024 PFS final rule (88 FR 
79053). Accordingly, the applicant's requested applicable percentage 
relies on assumptions about hypothetical future dosing and utilization 
that are not evident in Part B claims data available to date.
    At the time of the CY 2026 PFS proposed rule, the impact of a 
potential adjuvant indication with a type of immunotherapy commonly 
referred to as cancer vaccines \149\ on the current percentage of units 
discarded was uncertain. Additionally, it was not yet known whether 
sargramostim would be approved for additional indications and dosages 
described by the applicant, and the available data was insufficient for 
CMS to determine whether Leukine[supreg] had unique circumstances 
prompting an increase in the applicable percentage. Therefore, we did 
not propose to increase the applicable percentage in the CY 2026 PFS 
proposed rule. The applicant agreed with CMS' rationale for this 
decision.
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    \149\ https://www.cancerresearch.org/treatment-types/cancer-vaccines.
---------------------------------------------------------------------------

    Although the applicant agreed with CMS's rationale in the CY 2026 
PFS proposed rule, they submitted a new application for CY 2027 with 
updated information on oncology vaccine-adjuvant clinical trials and 
projected timing for potential FDA approvals, as well as an asserted 
DoD ``Medical Product Priority'' designation. However, the core 
uncertainties identified in the CY 2026 PFS proposed rule persist: the 
absence of FDA-approved labeling for the asserted adjuvant 
indication(s) or dosage(s) and uncertainty regarding whether such uses 
would be utilized to an extent that discarded amounts would exceed the 
applicable percentage in a calendar quarter.
    The existing claims data and trends for discarded amounts of 
sargramostim discussed earlier do not support a determination that 
Leukine[supreg] has qualifying unique circumstances that would support 
an increased applicable percentage under section 1847A(h)(3)(B)(ii) of 
the Act. Unlike the analysis leading to an increased applicable 
percentage for certain orphan drugs as described earlier in the 
Background section III.A.1.a. of this proposed rule, which relied on 
evidence indicating that certain orphan drugs have unavoidable loss of 
drug similar to the loss of product described in section 
1847A(h)(8)(B)(ii) of the Act, the justification presented by the 
applicant for an increased applicable percentage for their product is 
based largely on projections regarding potential future oncology 
vaccine-adjuvant use at smaller doses. These projections assume a 
utilization scenario in which sargramostim use would shift 
predominantly to the studied indications at the lowest study dose 
discussed earlier in this section, rather than remaining primarily 
under the FDA-approved indications, for which claims data currently 
demonstrate very low discarded amount percentages with no trending 
increase. In the absence of qualifying unique circumstances, we do not 
reach the question of whether the requested applicable percentage would 
be appropriate.
    Accordingly, we are not proposing an increase in the applicable 
percentage for

[[Page 43956]]

Leukine[supreg] for CY 2027. The applicant may reapply in a future 
application cycle when more information, such as FDA-approved labeling 
reflecting new indications or dosages, becomes available. We welcome 
comments on the application for increased applicable percentage.

B. Rural Health Clinics (RHCs) and Federally Qualified Health Centers 
(FQHCs)

1. Background on RHC and FQHC Payment Methodologies
    As provided in 42 CFR part 405, subpart X of our regulations, RHC 
and FQHC visits generally are defined as face-to-face encounters 
between a patient and one or more RHC or FQHC practitioners during 
which one or more RHC or FQHC qualifying services are furnished. RHC 
and FQHC practitioners are physicians, nurse practitioners (NPs), 
physician assistants (PAs), Certified Nurse Midwives (CNMs), clinical 
psychologists (CPs), licensed marriage and family therapists, mental 
health counselors, and clinical social workers, and, subject to certain 
conditions, a registered nurse or licensed practical nurse that is 
furnishing care to a homebound RHC or FQHC patient in an area verified 
as having shortage of home health agencies. Transitional Care 
Management (TCM) services can also be paid by Medicare as an RHC or 
FQHC visit. In addition, Diabetes Self-Management Training (DSMT) or 
Medical Nutrition Therapy (MNT) services furnished by a certified DSMT 
or MNT program may also be considered FQHC visits for Medicare payment 
purposes. Only medically necessary medical, mental health, or qualified 
preventive health services that require the skill level of an RHC or 
FQHC practitioner are RHC or FQHC billable visits. Services furnished 
by auxiliary personnel acting under the supervision of the RHC or FQHC 
practitioner, are considered incident to the visit and are included in 
the per-visit payment.
    RHCs generally are paid an all-inclusive rate (AIR) for all 
medically necessary medical and mental health services and qualified 
preventive health services furnished on the same day (with some 
exceptions). The AIR is subject to a payment limit, meaning that an RHC 
will not receive any payment beyond the specified limit amount per 
visit. As of April 1, 2021, all RHCs are subject to statutory upper 
payment limits determined in accordance with section 1833(f) of the 
Act, as amended by section 130 of the Consolidated Appropriations Act, 
2021 (Pub. L. 116-260).
    FQHCs were paid under the same AIR methodology until October 1, 
2014. Beginning on that date, in accordance with section 1834(o) of the 
Act (as added by section 10501(i)(3) of the Patient Protection and 
Affordable Care Act (Pub. L. 111-148, March 23, 2010)), FQHCs began to 
transition to the FQHC PPS system, in which they are paid based on the 
lesser of the FQHC PPS rate or their actual charges. The FQHC PPS rate 
is adjusted for geographic differences in the cost of services by the 
FQHC PPS geographic adjustment factor (GAF). The rate is increased by 
34 percent when an FQHC furnishes care to a patient that is new to the 
FQHC, or to a beneficiary receiving an initial preventive physical 
examination (IPPE) or has an annual wellness visit (AWV). Section 
1834(o)(2)(B)(ii) requires the FQHC PPS base rate be updated annually 
by the percentage increase in a market basket of Federally qualified 
health center goods and services as promulgated through regulations, or 
if such an index is not available, by the percentage increase in the 
Medicare Economic Index (MEI) (as defined in section 1842(i)(3)) for 
the year involved. See section III.B.4 of this proposed rule, for the 
proposed CY 2027 updates.
    Under the general authority of section 1834(o) of the Act, CMS 
codified at Sec. Sec.  405.2462 and 405.2464 to pay historically 
excepted tribal FQHCs using the Medicare outpatient per visit rate 
established annually by IHS, rather than the FQHC PPS rate (80 FR 
71089). These rates are set by IHS under sections 321(a) and 322(b) of 
the Public Health Service (PHS) Act based on prior-year cost reports. 
The outpatient per visit rate applies only to provider-based IHS or 
tribal facilities (Sec.  413.65(m)) and historically excepted tribal 
FQHCs. For CY 2026, the rate is $733 per visit in the lower 48 States.
    Both the RHC AIR and FQHC PPS payment rates were initially designed 
to reflect the cost of all services and supplies that an RHC or FQHC 
furnished to a patient in a single day. These nearly all-inclusive 
rates are not adjusted at the individual level for the complexity of 
individual patient health care needs, the length of an individual 
visit, or the number or type of practitioners involved in the patient's 
care. Instead for RHCs, all costs for the facility over the course of 
the year are aggregated, and an AIR is derived from these aggregate 
expenditures. Section 1834(o)(2)((B)(ii) of the Act requires the FQHC 
PPS base rate be updated annually by the percentage increase in a 
market basket of Federally qualified health center goods and services 
as promulgated through regulations, or if such an index is not 
available, by the percentage increase in the MEI (as defined in section 
1842(i)(3)) of the Act for the year involved.
    RHCs and FQHCs are also paid for non-face-to-face care management 
work involved in coordinating care outside of the RHC AIR and FQHC PPS 
(Sec.  405.2464(c)). That is, payment is based on the PFS national non-
facility payment rate and is made in addition to the otherwise billable 
visit for patients utilizing chronic care management (CCM), principal 
care management (PCM), general behavior health integration (BHI), 
chronic pain management (CPM), remote physiologic monitoring (RPM), 
remote therapeutic monitoring (RTM), community health integration 
(CHI), principal illness navigation (PIN), PIN-peer support services, 
advanced primary care management (APCM), and psychiatric collaborative 
care model (CoCM). In addition, payment is based on the PFS national 
non-facility payment rate and is made in addition to the otherwise 
billable visit for communication technology-based services (CTBS) and 
remote evaluation services (Sec.  405.2464(e)).
    In the CY 2026 PFS final rule (90 FR 49556 through 49558), we 
finalized a policy that effective January 1, 2026, services that are 
established and paid under the PFS and designated as care management 
services would be considered ``care coordination services'' for 
purposes of separate payment for RHCs and FQHCs. The care coordination 
codes can be found in the PFS table entitled ``Designated Care 
Management Services'', which is published annually with the PFS Final 
Rule Addenda on the CMS website.
2. Payment for Certain Preventive Services
a. Background
    Medicare Part B covers a comprehensive set of preventive services 
aimed at promoting early detection and reducing the risk of chronic 
disease.\150\ These services include wellness visits (such as the IPPE 
and AWV), evidence-based screenings for cancer and chronic conditions, 
behavioral health and risk factor screenings, certain vaccinations, and 
preventive counseling interventions. Coverage for many of these 
services was expanded under sections 4103 and 4104 of the Affordable 
Care Act; the services

[[Page 43957]]

are covered without beneficiary cost-sharing when furnished according 
to Medicare requirements. Collectively, they are designed to support 
proactive, patient-centered care and improve long-term health outcomes, 
particularly when delivered in primary care settings. CMS has 
implemented these statutory provisions through regulations at 42 CFR 
part 410, which define, among other things, the coverage, eligibility, 
and frequency requirements for preventive services.
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    \150\ https://www.cms.gov/medicare/prevention/prevntiongeninfo/medicare-preventive-services/mps-quickreferencechart-1.html.
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    CMS also establishes and updates coverage of preventive services 
through the National Coverage Determination (NCD) process, if such 
services are recommended with a grade of A or B by the U.S. Preventive 
Services Task Force (USPSTF). These processes specify the conditions 
under which preventive services are considered reasonable and necessary 
for Medicare beneficiaries.
    Payment for preventive services is made in accordance with 
applicable Medicare payment systems, for example, the PFS under 42 CFR 
part 414. CMS provides additional operational guidance through 
subregulatory instructions, including manuals and program transmittals, 
to ensure consistent implementation of coverage and payment policies. 
Beneficiary copayment and deductible (where applicable) is waived by 
the Affordable Care Act for the IPPE and AWV, and for Medicare-covered 
preventive services recommended by the USPSTF with a grade of A or B.
    When statutorily permissible, we pay for covered preventive 
services under Medicare Part B to RHCs and FQHCs pursuant to such 
facilities' encounter-based payment methodologies, rather than as PFS 
separately billable services, except where otherwise specified.
    RHCs are paid under the AIR methodology for a limited number of 
qualified preventive health services furnished by an RHC practitioner. 
FQHCs are paid under the FQHC PPS for qualified preventive health 
services and preventive primary health services required under section 
330 of the PHS Act.\151\ A qualified preventive health service refers 
to a Medicare-covered preventive service that also meets the 
requirements for a billable RHC or FQHC visit, including a face-to-face 
encounter with a RHC or FQHC practitioner (that is, the service is at a 
level that requires the expertise of a RHC or FQHC practitioner). 
Specifically, RHCs and FQHCs are paid for the professional component of 
allowable preventive services when the program requirements are met and 
frequency limits (where applicable) have not been exceeded.\152\ In 
this context, professional component refers to the practitioner's 
clinical service associated with a preventive service, as opposed to 
the technical or ancillary elements of the service. Preventive services 
furnished in other settings, for example, physician offices, are 
generally paid on a service-by-service basis. However, preventive 
services that do not constitute a separate billable RHC or FQHC visit 
must be furnished as part of a qualified RHC or FQHC visit (for 
example, an evaluation and management (E/M) visit) to be billable to 
Medicare. If a preventive service, that does not constitute a billable 
RHC or FQHC visit, is furnished and is not part of a qualified RHC or 
FQHC visit, it may not be payable under Medicare.
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    \151\ Section 1861(aa)(3) of the Act (42 U.S.C. 1395x(aa)(3)) 
defines Federally Qualified Health Center (FQHC) services to include 
services and supplies furnished by an FQHC, including preventive 
primary health services required under section 330 of the Public 
Health Service Act (42 U.S.C. 254b).
    \152\ Pub. 100-02, Chapter 13, Section 220--Preventive Health 
Services.
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b. Federal Initiatives To Improve Health Outcomes and Access to Care
(1) The Make America Healthy Again (MAHA) Commission
    On February 13, 2025, the President signed an Executive Order 
establishing the MAHA Commission within the Department of Health and 
Human Services (HHS).\153\ The Commission is chaired by the Secretary 
of HHS and includes representatives from multiple Federal agencies. The 
Commission was directed to assess contributing factors to chronic 
disease and to develop a coordinated Federal strategy to improve 
population health outcomes, with an initial focus on pediatric 
populations.
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    \153\ Exec. Order No. 14212, Establishing the Make America 
Healthy Again Commission, 90 FR 9833 (Signed, February 13, 2025).
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    In 2025, the Commission released an assessment identifying a range 
of factors associated with chronic disease, including dietary patterns, 
environmental exposures, physical inactivity, and other behavioral and 
upstream drivers of health. The Commission subsequently issued a 
strategy outlining potential Federal actions to address these factors 
through cross-agency coordination, research, and programmatic 
initiatives.\154\
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    \154\ https://www.usda.gov/about-usda/news/press-releases/2025/09/09/maha-commission-unveils-sweeping-strategy-make-our-children-healthy-again.
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    Although the Commission's initial focus is on childhood health, its 
findings are relevant to Federal health programs serving other 
populations, including Medicare beneficiaries. Chronic conditions 
associated with the factors identified by the Commission are prevalent 
among Medicare beneficiaries and are significant drivers of program 
expenditures.
(2) The Rural Health Transformation (RHT) Program
    The RHT Program was authorized by section 71401 of the Working 
Families Tax Cut (WFTC) (Pub. L. 119-21, July 4, 2025) legislation and 
empowers States to strengthen rural communities across America by 
improving healthcare access, quality, and outcomes by transforming the 
healthcare delivery ecosystem. On September 15, 2025, we announced the 
availability of funding under the RHT Program and program objectives 
for States seeking to participate in this initiative, among other 
information. The RHT Program represents a $50 billion Federal 
investment over 5 Federal fiscal years (FY 2026 to FY 2030), with $10 
billion available annually, intended to strengthen health care 
infrastructure, expand access to care, and improve health outcomes in 
rural communities across the United States.
    The program has five strategic goals, grounded in the permissible 
uses of funds under the statute: Make Rural America Healthy Again--
Support rural health innovations and new access points to promote 
preventive health and address the root causes of disease; Sustainable 
Access--Improve the efficiency and long-term sustainability of rural 
health care providers as enduring access points for care; Workforce 
Development--Strengthen recruitment and retention of qualified health 
care professionals in rural communities; Innovative Care--Advance 
innovative care models that improve health outcomes, coordinate care, 
and promote flexible care arrangements; and Technology Innovation--
Foster the adoption of innovative technologies that promote efficient 
care delivery, data security, and access to digital health tools for 
rural facilities, providers, and patients.\155\
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    \155\ https://www.cms.gov/priorities/rural-health-transformation-rht-program/overview.
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c. Increasing Access to Diabetes Self-Management Training (DSMT) and 
Medical Nutrition Therapy (MNT) Services in RHCs
    Section 4105 of the Balanced Budget Act of 1997 added section 
1861(qq) of the Act to permit Medicare coverage of outpatient DSMT 
services when these services are furnished by a certified provider who 
meets certain quality

[[Page 43958]]

standards. This program is intended to educate beneficiaries in the 
successful self-management of diabetes. The program includes 
instructions in self-monitoring of blood glucose; education about diet 
and exercise; an insulin treatment plan developed specifically for the 
patient who is insulin dependent; and motivation for patients to use 
the skills for self-management. DSMT services may be covered by 
Medicare only if the treating physician or treating qualified non-
physician practitioner who is managing the beneficiary's diabetic 
condition certifies that such services are needed. The referring 
physician or qualified non-physician practitioner must maintain the 
plan of care in the beneficiary's medical record and documentation 
substantiating the need for training on an individual basis when group 
training is typically covered, if so ordered. A designated certified 
provider bills for DSMT provided by an accredited DSMT program. 
Certified providers must submit a copy of their accreditation 
certificate to the contractor. The statute states that a ``certified 
provider'' is a physician or other individual or entity designated by 
the Secretary that, in addition to providing outpatient self--
management training services, provides other items and services for 
which payment may be made under title XVIII of the Act, and meets 
certain quality standards.
    We designated all providers and suppliers that bill Medicare for 
other individual services such as hospital outpatient departments, 
renal dialysis facilities, physicians and durable medical equipment 
suppliers, as eligible to be certified providers. All suppliers/
providers who may bill for other Medicare services or items and who 
represent a DSMT program that is accredited as meeting quality 
standards can bill and receive payment for the entire DSMT program.
    Registered dietitians are eligible to bill on behalf of an entire 
DSMT program on or after January 1, 2002, if the provider employing or 
contracting with the dietitian has obtained a Medicare provider number. 
A dietitian may not be the sole practitioner of the DSMT service.\156\ 
Under our regulations at Sec.  410.144(a)(4)(ii), there is an exception 
for dietitians working in rural areas. In a rural area, an individual 
who is qualified as a registered dietitian and as a certified diabetic 
educator who is currently certified by an organization approved by us 
may furnish training and is deemed to meet the multidisciplinary team 
requirement. DSMT requirements for coverage, beneficiary eligibility, 
services and frequency of services and provider certification and 
accreditation are codified in 42 CFR 410 subpart H and the National 
Coverage Determination (NCD) 40.1.\157\
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    \156\ https://www.cms.gov/Regulations-and-Guidance/Guidance/Transmittals/downloads/b02062.pdf.
    \157\ https://www.cms.gov/medicare-coverage-database/view/ncd.aspx?ncdid=251&ncdver=1&keyword=DSMT&keywordType=starts&areaId=all&docType=NCA,CAL,NCD,MEDCAC,TA,MCD,6,3,5,1,F,P&contractOption=all&sortBy=relevance&bc=1.
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    Section 1861(s)(2)(V) of the Act authorizes Medicare Part B 
coverage of MNT for certain beneficiaries who have diabetes or a renal 
disease. Regulations for MNT were established effective January 1, 
2002, at 42 CFR 410 subpart G (66 FR 55246 and 55331). An NCD 
establishes the duration and frequency limits for the MNT benefit and 
coordinates MNT and DSMT.\158\ MNT services are defined in section 
1861(vv) of the Act as nutritional diagnostic, therapeutic, and 
counseling services provided by a registered dietitian or nutrition 
professional for the purpose of managing diabetes or a renal disease 
under a referral by a physician. The provider qualifications for 
registered dieticians and nutrition professionals are defined in Sec.  
410.134.
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    \158\ https://www.cms.gov/medicare-coverage-database/view/ncd.aspx?NCDId=252.
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    Effective January 1, 2022, coverage of MNT, for the first year a 
beneficiary receives MNT, with either a diagnosis of renal disease or 
diabetes as defined at 42 CFR 410.130 is 3 hours of administration. 
Coverage in subsequent years for renal disease or diabetes is 2 hours. 
The dietitian/nutritionist may choose how many units are administered 
per day as long as all of the other requirements of the NCD and 
Sec. Sec.  410.130 through 410.134 are met. Under the exception at 
Sec.  410.132(b)(5), additional hours are considered to be medically 
necessary and covered if the physician determines that there is a 
change in medical condition, diagnosis, or treatment regimen that 
requires a change in MNT and orders additional hours during that 
episode of care. If the physician determines that receipt of both MNT 
and DSMT is medically necessary in the same episode of care, Medicare 
will cover both DSMT and MNT initial and subsequent years without 
decreasing either benefit as long as DSMT and MNT are not provided on 
the same date of service.
    Section 5114 of the Deficit Reduction Act of 2005 amended section 
1861(aa)(3) of the Act to add DSMT and MNT services as covered and paid 
under the FQHC benefit, effective January 1, 2006. Then the Affordable 
Care Act further expanded the scope of FQHC services to include 
preventive services defined under section 1861(ddd)(3) of the Act, 
however, RHCs were not similarly addressed. Under this statutory 
authority, DSMT and MNT services furnished by certified providers are 
stand-alone billable visits in FQHCs when all of the requirements are 
met. If DSMT or MNT services are provided on the same day as another 
qualified visit, the FQHC is paid for one visit, and the charges 
associated with DSMT or MNT are waived from coinsurance obligations (79 
FR 25447). We note, group DSMT is not payable in FQHCs because Medicare 
payment is limited to individual, face-to-face encounters under the 
FQHC PPS, and group training does not meet the definition of a billable 
visit.
    For RHCs, DSMT services and MNT services rendered by registered 
dietitians or nutrition professionals are included under the RHC 
benefit, if all relevant program requirements are met. Separate payment 
under Part B to RHCs for these services provided by these practitioners 
is precluded as set forth in regulations at Sec. Sec.  414.63 and 
414.64. However, RHCs are permitted to become certified providers of 
DSMT and MNT services and bundle the cost of such services into their 
clinic payment rates. The provision of these services would not 
generate an RHC visit, though their costs may be included in the cost 
report and used for determining the AIR.\159\ Consequently, RHCs are 
not paid for encounters where only DSMT or MNT services are provided.
---------------------------------------------------------------------------

    \159\ https://www.cms.gov/regulations-and-guidance/guidance/transmittals/downloads/a03021.pdf.
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    For several years, interested parties have expressed concern about 
access to DSMT and MNT services in RHCs. Commenters stated that because 
these are preventive services, not treating these services as a 
separate encounter is impacting access to care for rural beneficiaries. 
They state that there are additional concerns regarding the payment for 
DSMT and MNT services between RHCs and FQHCs and rural interested 
parties have requested aligning payment for these services. They 
believe that we should recognize DSMT and MNT services as a qualified 
visit for RHCs when these services are provided by a certified provider 
and all the requirements are met. They believe that the utilization 
rate is low for beneficiaries receiving care in RHCs and explained that 
if we allow RHCs to receive payment for furnishing DSMT

[[Page 43959]]

and MNT services, then this rate may increase.
    Recent studies highlight a continued need for DSMT and MNT services 
in rural areas, driven by rising diabetes prevalence and significant 
access disparities. Some of the barriers identified for people living 
in rural communities, especially for getting access to diabetes 
education and prevention programs, include limited number of providers, 
longer distance to medical facilities, higher costs, outdated cultural 
beliefs, lack of transportation, and limited community resources. More 
efforts to reduce these barriers may help reduce the overall high 
burden of diabetes in the rural US.\160\ The necessity of DSMT and MNT 
in rural areas is supported by findings such that, they are clinically 
essential, diabetes control is improved, complications are reduced, 
lower costs, rural populations have equal or greater need, there are 
higher diabetes burden (widely established in rural health literature), 
access is systematically worse in rural areas, there are fewer 
providers, geographic maldistribution, and lower utilization despite 
need. Therefore, expanding DSMT and MNT in rural areas is not just 
beneficial, it is necessary to address documented health differences in 
access and outcomes.\161\ In addition, we have observed that 
utilization for these services is low in rural settings. That is, an 
analysis of Medicare claims data from 2024 indicate that utilization of 
DSMT and MNT in RHC settings is substantially lower than in comparable 
care settings. In CY 2024, DSMT services were furnished to 
approximately 125 RHC beneficiaries, representing 0.005 percent of the 
total RHC beneficiary population of approximately 2.3 million. MNT 
services were furnished to approximately 439 RHC beneficiaries, 
representing 0.019 percent of the total RHC beneficiary population. On 
a claims basis, DSMT accounted for 0.002 percent and MNT for 0.007 
percent of total RHC claims in CY 2024. By comparison, FQHCs, showed 
DSMT utilization rates approximately 22 times higher and MNT 
utilization rates approximately 28 times higher than RHCs on a per-
beneficiary basis. On a claim basis, FQHC utilization of DSMT and MNT 
exceeded RHC utilization by approximately 31 times and 32 times, 
respectively. Rural physician offices, which share the geographic and 
demographic characteristics of RHC patient populations, showed DSMT and 
MNT utilization rates approximately 17 times and 7 times higher than 
RHCs, respectively, on a per-beneficiary basis. The analysis further 
demonstrated that within the PFS setting where DSMT and MNT are most 
readily identifiable in claims data, these services represent a very 
small share of total Medicare spending--less than 0.01 percent and 0.02 
percent of total PFS line payments, respectively, in CY 2024. This 
could suggest that beneficiaries receiving care in RHCs may have 
disproportionately lower participation due to potential provider 
shortages and structural payment barriers when compared to other 
settings of care. participation due to potential provider shortages and 
structural payment barriers when compared to other settings of care.
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    \160\ Khavjou O, Tayebali Z, Cho P, Myers K, Zhang P. Rural-
Urban Disparities in State-Level Diabetes Prevalence Among US 
Adults, 2021. Prev Chronic Dis. 2025 Jan 16;22:E05. doi: 10.5888/
pcd22.240199. PMID: 39819894; PMCID: PMC11870018.
    \161\ Rhudy, C., Schadler, A., & Talbert, J.C. (2020). Rural/
urban disparities in utilization of diabetes self-management 
training to the fee-for-service Medicare population. Rural and 
Underserved Health Research Center, University of Kentucky.
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    As such, we believe that we should attempt to align access and 
payment for RHCs and FQHCs to the extent possible, given the statutory 
differences in benefit design between the two settings of care. Because 
DSMT and MNT are affirmatively covered Medicare Part B benefits under 
sections 1861(s)(2)(S) and 1861(s)(2)(V) of the Act, respectively, and 
are defined under sections 1861(qq) and 1861(vv) of the Act, there is a 
compelling basis for ensuring these clinically essential services are 
payable under the RHC benefit. Continuing to exclude these services 
from RHC payment limits access for rural Medicare beneficiaries and 
would be inconsistent with both the statutory coverage framework and 
the foundational purpose of the RHC program. Reducing differences 
between RHCs and other settings in which DSMT and MNT are furnished and 
paid, such as in FQHCs and physician office, may help expand access to 
care for Medicare beneficiaries in rural areas. This policy would 
strengthen access to services that address chronic conditions prevalent 
among Medicare beneficiaries which are significant drivers of program 
expenditures.
    Since DSMT and MNT services may be furnished by certified providers 
other than RHC practitioners as defined in Sec. Sec.  410.141 and 
410.134, respectively, these services could be furnished by certified 
providers under the direct supervision of an RHC practitioner. Direct 
supervision does not require the physician (or other supervising 
practitioner) to be present in the same room. However, the physician 
(or other supervising practitioner) must be in the RHC or FQHC and 
immediately available to provide assistance and direction throughout 
the time the incident to service or supply is being furnished. See 
definitions at Sec.  405.2401(b) ``Direct Supervision.''
    We propose to recognize DSMT and MNT services as qualified 
preventive services that are covered and paid the AIR as stand-alone 
billable visits under the RHC benefit. To constitute as a billable RHC 
visit, these services would need to be furnished by a certified 
provider under the direct supervision of RHC professional staff. We 
believe aligning payment policies in RHCs with other settings, for 
example FQHCs and physician offices, would help expand access to care 
for Medicare beneficiaries in rural areas while supporting Federal 
initiatives to strengthen rural healthcare. As such, we are proposing 
to revise Sec.  405.2463(a) and (b)(2) to allow DSMT and MNT services 
to be stand-alone billable visits in RHCs. Similar to FQHCs, when DSMT 
or MNT is furnished on the same day as another qualified visit, the RHC 
would be paid one AIR for that encounter. We consider these policies to 
align an incongruency between FQHC and RHC access to preventive 
services and do not expect in future rulemaking to propose additional 
preventive services beyond which are currently paid for in FQHCs and 
physician offices. We invite public comments on these proposals.
3. Services Furnished Using Telecommunication Technology
a. Background
    Section 3704 of the Coronavirus Aid, Relief, and Economic Security 
Act (CARES Act) (Pub. L. 116-136, March 27, 2020) directed the 
Secretary to establish payment for RHC and FQHC services that are 
provided as Medicare telehealth services by RHCs and FQHCs serving as a 
distant site (that is, where the practitioner is located) during the 
PHE for COVID-19. Specifically, section 1834(m)(8)(B) of the Act, as 
added by section 3704 of the CARES Act, required that, for the duration 
of the PHE for COVID-19, the Secretary develop and implement payment 
methods for FQHCs and RHCs that serve as a distant site. The payment 
methodology outlined in the CARES Act requires that rates be based on 
rates that are similar to the national average payment rates for 
comparable telehealth services under the Medicare PFS. Accordingly, we 
established payment rates for these services furnished by RHCs and 
FQHCs based on the average PFS payment amount for all Medicare 
telehealth services, weighted by volume in a

[[Page 43960]]

Special Edition Medicare Learning Network Article (SE20016). Congress 
has extended this payment flexibility beyond the PHE for COVID-19 
through a series of statutory amendments, most recently under section 
6209(c) of the CAA, 2026, which extended this payment flexibility 
through December 31, 2027.
    We codified this payment policy at 42 CFR 405.2464(g). As amended 
in the CY 2025 PFS final rule (89 FR 98554), Sec.  405.2464(g) states 
that for an encounter furnished using interactive, real-time, audio/
visual telecommunications technology or for certain audio-only 
interactions in cases where the patient is not capable of, or does not 
consent to, the use of video technology services that are not described 
in Sec.  405.2463(b)(3), payment to RHCs and FQHCs are subject to the 
national average payment rates for comparable services under the PFS 
and costs associated with these services shall not be used in 
determining payments under the RHC all-inclusive rate or the FQHC 
prospective payment system.
    In the CY 2022 PFS final rule (86 FR 65210 and 65211), we revised 
payment for mental health visits in RHCs and FQHCs furnished via 
interactive, real-time, audio/visual or audio-only telecommunications 
technology. Instead of paying for these services under the national 
average payment rates for comparable services under the PFS, as is done 
for non-behavioral health services, we amended the regulation at Sec.  
405.2463 to permit mental health visits in RHCs and FQHCs furnished via 
audio/visual or audio-only telecommunication to be paid under the RHC 
AIR and FQHC PPS rates. In addition, to align with the Medicare 
telehealth statutory requirements for mental health services, we 
finalized at Sec. Sec.  405.2463(b)(3) and 405.2469(d) that there must 
be an in-person mental health service furnished within 6 months prior 
to the furnishing of the telecommunications service and that an in-
person mental health service (without the use of telecommunications 
technology) must be provided at least every 12 months while the 
beneficiary is receiving services furnished via telecommunications 
technology for diagnosis, evaluation, or treatment of mental health 
disorders, unless, for a particular 12-month period, the physician or 
practitioner and patient agree that the risks and burdens outweigh the 
benefits associated with furnishing the in-person item or service, and 
the practitioner documents the reasons for this decision in the 
patient's medical record.
    However, beginning with section 304 of the Consolidated 
Appropriations Act, 2022 (CAA, 2022) (Pub. L. 117-103, March 15, 2022), 
the in-person visit requirements for mental health visits were delayed. 
These requirements were further delayed through various laws that 
included extension of the telehealth flexibilities. Following the 
publication of the CY 2026 PFS final rule, section 6208 of the 
Continuing Appropriations, Agriculture, Legislative Branch, Military 
Construction and Veterans Affairs, and Extensions Act, 2026 (Pub. L. 
119-37, November 12, 2025) extended the delay until January 30, 2026. 
Most recently, section 6209(d) of the CAA, 2026 extended the abeyance 
of the RHC/FQHC mental health in-person requirements through December 
31, 2027.
b. Proposal for Conforming Regulatory Text Changes
    Because section 6209(c) of the CAA, 2026 extended authority for CMS 
to pay for FQHC and RHC non-behavioral health telecommunication 
technology services as Medicare telehealth services, we are not 
proposing any modifications for this provision to Sec.  405.2464(g).
    Because section 6209(d) of the CAA, 2026 extended the abeyance of 
the RHC and FQHC mental health in-person requirements through December 
31, 2027, we are proposing to make conforming regulatory text changes 
at Sec. Sec.  405.2463(b)(3) and 405.2469(d). This provision, as 
proposed, would require that the in-person visit requirements not apply 
to any services furnished through December 31, 2027.
4. Proposed CY 2027 FQHC PPS Market Basket Update
    Section 1834(o)(2)(B)(ii) of the Act requires the FQHC PPS base 
rate be updated annually by the percentage increase in a market basket 
of Federally qualified health center goods and services as issued 
through regulations, or if such an index is not available, by the 
percentage increase in the MEI (as defined in section 1842(i)(3) of the 
Act) for the year involved. For CY 2027 (that is, January 1, 2027, 
through December 31, 2027), we propose to use an estimate of the 
percentage increase in the 2022-based FQHC market basket to update 
payments to FQHCs based on the best available data. Consistent with CMS 
practice, we propose to use the update based on the most recent 
historical data available at the time of publication of the final rule. 
For example, the final CY 2027 FQHC update would be based on the four-
quarter moving-average percent change of the 2022-based FQHC market 
basket through the second quarter of 2026 (based on the final rule's 
statutory publication schedule). At the time of this proposed rule, we 
do not have the second quarter of 2026 historical data, and therefore, 
the proposed CY 2027 FQHC update is based on the most recent projection 
available at this time. As finalized in the CY 2025 final rule (89 FR 
98032), a productivity adjustment is included in the 2022-based FQHC 
market basket.
    For CY 2027, we propose to update the CY 2026 FQHC PPS base rate by 
the historical percentage increase through the second quarter of 2026 
of the productivity-adjusted FQHC market basket (which we refer to as 
the FQHC market basket update). For CY 2027, the proposed FQHC market 
basket update is estimated to be 2.5 percent and is based on the 
expected historical percentage increase of the productivity-adjusted 
2022-based FQHC market basket (referred to as the FQHC market basket 
update). Multiplying the CY 2026 FQHC PPS base rate amount of $207.72 
by the proposed CY 2027 FQHC market basket update of 2.5 percent 
($207.72 x 1.025) results in a proposed CY 2027 FQHC PPS base rate 
amount of $212.91. For the final rule, we propose that the CY 2027 
market basket update and the productivity adjustment will be updated to 
reflect historical data through the 2nd quarter of 2026.
5. Proposed Technical Changes
a. Section 405.2464(b)(1) and (2)
    We propose revisions at Sec.  405.2464(b)(1) and (2) to correct the 
references within these paragraphs so that they reference the 
appropriate paragraph or sections under subpart X of part 405. We 
propose to revise Sec.  405.2464(b)(1) by replacing ``paragraphs (d) 
and (e)'' with ``paragraphs (c) and (h)'' since the payment discussed 
under these paragraphs are not based on the FQHC PPS per diem rate. We 
propose to revise Sec.  405.2464(b)(2)(i) and (ii) to reference Sec.  
405.2462(e). This reference should have been revised when we 
redesignated this section in the CY 2022 PFS final rule (86 FR 65660).
b. Sec.  405.2464(g)
    In the CY 2025 PFS final rule (89 FR 98015 through 98017) we 
discussed medical visit services furnished via telecommunications 
technology. We revised Sec.  405.2464 by adding new paragraph (g) to 
reflect our payment policy for these services. That is, for non-
behavioral health services, an encounter furnished using 
telecommunications technology, payment to RHCs and FQHCs are

[[Page 43961]]

subject to the national average payment rates for comparable services 
under the PFS and costs associated with these services shall not be 
used in determining payments under the RHC AIR or the FQHC PPS. During 
a recent review of our regulation, we noticed that we inadvertently 
used the term ``an encounter'' instead of ``services.'' We are 
proposing to revise Sec.  405.2464(g) to be consistent with the 
authority under section 1834(m)(8) of the Act.
c. Section 405.2469(d)
    In the CY 2022 PFS final rule (86 FR 65210 and 65211), we explained 
that Sec.  405.2469(d) was revised to describe the same in-person 
mental health visit requirement applicable under Sec.  405.2463. In 
subsequent PFS rulemaking, as discussed previously in this section, we 
described revisions to both provisions as technical changes intended 
solely to conform the regulations to the applicable statutory delay of 
the in-person requirement. Because the current text of Sec.  
405.2469(d) separately restates the technology modalities and in-person 
requirement language, it creates an unnecessary risk of divergence from 
Sec.  405.2463(b)(3). Accordingly, we propose to revise the regulatory 
text at Sec.  405.2469(d) to align the description of permissible 
telecommunications modalities with the language used in Sec.  405.2463. 
Specifically, Sec.  405.2469(d) currently refers to audio-only 
interactions in cases where beneficiaries do not wish to use, or do not 
have access to, devices that permit two-way, audio/video communication. 
In contrast, Sec.  405.2463 permits the use of audio-only interactions 
in cases where the patient is not capable of, or does not consent to, 
the use of video technology. To ensure consistency across these 
provisions we are proposing to revise the descriptions to match what is 
described at Sec.  405.2463, namely that the use of audio-only 
interactions is permissible in cases where the patient is not capable 
of, or does not consent to, the use of video technology. We are also 
proposing to revise Sec.  405.2469(d) to align the description of the 
in-person visit requirement for mental health services with the 
requirements set forth in Sec.  405.2463(b)(3). We believe that these 
amendment are non-substantive and clarifying because they do not alter 
payment policy; they merely align duplicative regulatory text and 
eliminate any potential internal inconsistency.

C. Clinical Laboratory Fee Schedule (CLFS): Consolidated Appropriations 
Act (CAA), 2026

1. Background on the Clinical Laboratory Fee Schedule
    Prior to January 1, 2018, Medicare paid for clinical diagnostic 
laboratory tests (CDLTs) on the Clinical Laboratory Fee Schedule (CLFS) 
under section 1833(a), (b), and (h) of the Act. Under the previous 
payment system, CDLTs were paid based on the lesser of: (1) the amount 
billed; (2) the local fee schedule amount established by the Medicare 
Administrative Contractor (MAC); or (3) a national limitation amount 
(NLA), which is a percentage of the median of all the local fee 
schedule amounts (or 100 percent of the median for new tests furnished 
on or after January 1, 2001). In practice, most tests were paid at the 
NLA. Under the previous payment system, the CLFS amounts were updated 
for inflation based on the percentage change in the Consumer Price 
Index for All Urban Consumers (CPI-U), and reduced by a productivity 
adjustment and other statutory adjustments, but were not otherwise 
updated or changed. Coinsurance and deductibles generally do not apply 
to CDLTs paid under the CLFS.
    Section 1834A of the Act, as established by section 216(a) of the 
Protecting Access to Medicare Act of 2014 (PAMA), required significant 
changes to how Medicare pays for CDLTs under the CLFS. In a final rule 
that appeared in the June 23, 2016 Federal Register (81 FR 41036), 
entitled Medicare Clinical Diagnostic Laboratory Tests Payment System 
(hereinafter referred to as the CLFS final rule), we established 
requirements to implement section 1834A of the Act at 42 CFR part 414, 
subpart G.
    Under the CLFS final rule, ``reporting entities'' must report to 
CMS during a ``data reporting period'' ``applicable information'' 
collected during a ``data collection period'' for their component 
``applicable laboratories.'' The first data collection period occurred 
from January 1, 2016, through June 30, 2016. The first data reporting 
period occurred from January 1, 2017, through March 31, 2017. On March 
30, 2017, we announced a 60-day period of enforcement discretion for 
the application of the Secretary's potential assessment of civil 
monetary penalties for failure to report applicable information with 
respect to the initial data reporting period.\162\
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    \162\ https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/ClinicalLabFeeSched/Downloads/2017-March-Announcement.pdf.
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    In the CY 2018 PFS proposed rule (82 FR 34089 through 34090), we 
solicited public comments from applicable laboratories and reporting 
entities to better understand the applicable laboratories' experiences 
with data reporting, data collection, and other compliance requirements 
for the first data collection and reporting periods. We discussed these 
comments in the CY 2018 PFS final rule (82 FR 53181 through 53182) and 
stated that we would consider the comments for potential future 
rulemaking or guidance.
    As part of the CY 2019 Medicare PFS rulemaking, we finalized two 
changes to the definition of ``applicable laboratory'' at Sec.  414.502 
(see 83 FR 59667 through 59681, 60074; 83 FR 35849 through 35850, 35855 
through 35862). First, we excluded Medicare Advantage plan payments 
under Part C from the denominator of the Medicare revenues threshold 
calculation to broaden the types of laboratories qualifying as an 
applicable laboratory. Second, consistent with our goal of obtaining a 
broader representation of laboratories that could potentially qualify 
as an applicable laboratory and report data, we also amended the 
definition of applicable laboratory to include hospital outreach 
laboratories that bill Medicare Part B using the CMS-1450 14x Type of 
Bill.
2. Payment Requirements for Clinical Diagnostic Laboratory Tests
    In general, under section 1834A of the Act, the payment amount for 
each CDLT on the CLFS furnished beginning January 1, 2018, is based on 
the applicable information collected during the data collection period 
and reported to CMS during the data reporting period and is equal to 
the weighted median of the private payor rates for the test. The 
weighted median is calculated by arraying the distribution of all 
private payor rates, weighted by the volume for each payor and each 
laboratory. The payment amounts established under the CLFS are not 
subject to any other adjustment, such as geographic, budget neutrality, 
or annual update, as required by section 1834A(b)(4)(B) of the Act. 
Additionally, section 1834A(b)(3) of the Act, implemented at Sec.  
414.507(d), provides for a phase-in of payment reductions, limiting the 
amounts the CLFS rates for each CDLT (that is not a new advanced 
diagnostic laboratory test (ADLT) or new CDLT) can be reduced as 
compared to the payment rates for the preceding year. Under the 
original provisions enacted by section 216(a) of PAMA, for the first 3 
years after implementation (CY 2018 through CY 2020), the reduction 
could not be more

[[Page 43962]]

than 10 percent per year. For the next 3 years after implementation (CY 
2021 through CY 2023), section 216(a) of PAMA stated that the reduction 
could not be more than 15 percent per year. Under sections 1834A(a)(1) 
and (b) of the Act, as enacted by PAMA, for CDLTs that are not ADLTs, 
the data collection period, data reporting period, and payment rate 
update were to occur every 3 years. As such, the second data collection 
period for CDLTs that are not ADLTs was originally scheduled to take 
place from January 1, 2019, through June 30, 2019, and the next data 
reporting period was originally scheduled to take place from January 1, 
2020, through March 31, 2020, with the next update to the Medicare 
payment rates for those tests based on that reported applicable 
information scheduled to take effect on January 1, 2021.
    Section 216(a) of PAMA established a new subcategory of CDLTs known 
as ADLTs, with separate reporting and payment requirements under 
section 1834A of the Act. The definition of an ADLT is set forth in 
section 1834A(d)(5) of the Act and implemented at Sec.  414.502. 
Generally, under section 1834A(d) of the Act, the Medicare payment rate 
for a new ADLT is equal to its actual list charge during an initial 
period of 3 calendar quarters. After the new ADLT initial period, ADLTs 
are paid using the same methodology based on the weighted median of 
private payor rates as other CDLTs. However, under section 1834A(d)(3) 
of the Act, updates to the Medicare payment rates for ADLTs occur 
annually instead of every 3 years.
    Additional information on the private payor rate-based CLFS is 
detailed in the CLFS final rule (81 FR 41036 through 41101) and is 
available on the CMS website.\163\
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    \163\ https://www.cms.gov/medicare/payment/fee-schedules/clinical-laboratory-fee-schedule/clfs-history.
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3. Previous Statutory Revisions to the Data Reporting Period and Phase-
In of Payment Reductions
    Beginning in 2019, Congress repeatedly extended the data reporting 
periods for CDLTs that are not ADLTs and revised the phase-in of CLFS 
payment reductions through multiple laws, including: section 105 of the 
Further Consolidated Appropriations Act, 2020 (FCAA) (Pub. L. 116-94, 
December 20, 2019); section 3718 of the Coronavirus Aid, Relief, and 
Economic Security Act (CARES Act) (Pub. L. 116-136, March 27, 2020); 
section 4 of the Protecting Medicare and American Farmers from 
Sequester Cuts Act (PMAFSCA) (Pub. L. 117-71, December 10, 2021); 
section 4114 of the Consolidated Appropriations Act, 2023 (CAA, 2023) 
(Pub. L. 117-328, December 29, 2022); section 502 of the Further 
Continuing Appropriations and Other Extensions Act, 2024 (FCAOEA, 2024) 
(Pub. L. 118-22, November 17, 2023); and section 221 of the Continuing 
Appropriations and Extensions Act, 2025 (CAEA, 2025) (Pub. L. 118-83, 
September 26, 2024). For a detailed discussion of these statutory 
revisions, please see the CY 2025 PFS final rule (89 FR 98038 through 
98043) and the prior PFS rules referenced in the CY 2025 discussion.
4. Additional Statutory Revisions to the Data Reporting Period, Phase-
In of Payment Reductions and Data Collection Period
    Section 6209 of the Continuing Appropriations, Agriculture, 
Legislative Branch, Military Construction and Veterans Affairs, and 
Extensions Act, 2026 (Pub. L. 119-37, enacted November 12, 2025) made 
further revisions to the CLFS requirements for the next data reporting 
period for CDLTs that are not ADLTs and to the phase-in of payment 
reductions under section 1834A of the Act. Specifically, section 
6209(b) of the Continuing Appropriations, Agriculture, Legislative 
Branch, Military Construction and Veterans Affairs, and Extensions Act, 
2026 delayed the next data reporting period for CDLTs that are not 
ADLTs so that reporting would be required during the period of February 
1, 2026 through April 30, 2026, instead of the data reporting period of 
January 1, 2025, through March 31, 2025 established under the FCAOEA, 
2024.
    Section 6209 of the Continuing Appropriations, Agriculture, 
Legislative Branch, Military Construction and Veterans Affairs, and 
Extensions Act, 2026 did not modify the data collection period that 
applies to the next data reporting period for these tests. Thus, under 
section 1834A(a)(4)(B) of the Act, as amended by section 105(a)(1) of 
the FCAA, the next data reporting period for CDLTs that are not ADLTs 
(February 1, 2026, through April 30, 2026) continued to be based on the 
data collection period of January 1, 2019, through June 30, 2019, as 
defined in Sec.  414.502.
    Section 6209(a) of the Continuing Appropriations, Agriculture, 
Legislative Branch, Military Construction and Veterans Affairs, and 
Extensions Act, 2026 amended the provisions in section 1834A(b)(3) of 
the Act regarding the phase-in of payment reductions under the CLFS. 
First, it extended the statutory phase-in of payment reductions 
resulting from private payor rate implementation by an additional year, 
that is, through CY 2029. It further amended section 1834A(b)(3)(B)(ii) 
of the Act to specify that the applicable percent for CY 2026 was 0 
percent, meaning that the payment amount determined for a CDLT for CY 
2026 shall not result in any reduction in payment as compared to the 
payment amount for that test for CY 2025. Section 6209(b) of this law 
further amended section 1834A(b)(3)(B)(iii) of the Act to state that 
the applicable percent of 15 percent would apply for CYs 2026 (January 
31, 2026 through December 31, 2026), 2027, and 2028.
    Most recently, section 6226 of the Consolidated Appropriations Act, 
2026 (CAA, 2026) (Pub. L. 119-75, February 3, 2026) amended section 
1834A of the Act to revise the data reporting period, data collection 
period, and requirements for the phase-in of payment reductions. 
Specifically, section 6226 of the CAA, 2026 revised the next required 
data reporting period for CDLTs that are not ADLTs to be May 1, 2026, 
through July 31, 2026, and specified that the applicable data 
collection period is January 1, 2025, through June 30, 2025.
    Section 6226 of the CAA, 2026 also amended section 1834A(b)(3) of 
the Act to specify that the applicable percent was 0 percent for all of 
CY 2026, meaning that the payment amount determined for a CDLT for CY 
2026 shall not result in any reduction in payment as compared to the 
payment amount for that test for CY 2025, and to extend the statutory 
phase-in of payment reductions resulting from private payor rate 
implementation by an additional year, that is, through CY 2029. 
Therefore, the applicable percent of up to 15 percent would apply for 
CYs 2027 through 2029. Section 6226 of the CAA, 2026 further provided 
that, notwithstanding any other provision of law, the Secretary may 
implement the amendments made by this section by program instruction or 
otherwise.
5. Proposed Conforming Regulatory Changes
    In accordance with section 6226 of the CAA, 2026, we are proposing 
to make certain conforming changes to the data reporting and payment 
requirements at 42 CFR part 414, subpart G. Specifically, we are 
proposing to revise Sec.  414.502 to update the definitions of both the 
``data collection period'' and ``data reporting period,'' specifying 
that the data collection period is the 6-month period from January 1 
through June 30, during which applicable information is

[[Page 43963]]

collected and that precedes the data reporting period, and that the 
data reporting period for CDLTs that are not ADLTs is the 3-month 
period, May 1 through July 31, and for ADLTs is the 3-month period, 
January 1 through March 31, during which a reporting entity reports 
applicable information to CMS and that follows the preceding data 
collection period. We are also proposing to revise Sec.  414.504(a)(1) 
to indicate that initially, data reporting begins January 1, 2017, and 
is required every 3 years beginning May 1, 2026. In addition, we are 
proposing to make conforming changes to our requirements for the phase-
in of payment reductions to reflect the amendments in section 6226 of 
the CAA, 2026. Specifically, we are proposing to revise Sec.  
414.507(d) to indicate that for CY 2026, payment may not be reduced by 
more than 0.0 percent as compared to the amount established for CY 
2025, and for CYs 2027 through 2029, payment may not be reduced by more 
than 15 percent as compared to the amount established for the preceding 
year.
    We note that the CYs 2018 through 2026 CLFS payment rates for CDLTs 
that are not ADLTs are based on applicable information collected in the 
data collection period of January 1, 2016 through June 30, 2016. Under 
current law, the CLFS payment rates for those tests for CY 2027 through 
CY 2029 will be based on applicable information collected during the 
data collection period of January 1, 2025 through June 30, 2025, and 
reported to CMS during the data reporting period of May 1, 2026 through 
July 31, 2026.
6. Technical Correction (Sec.  414.523(a)(1))
a. Background
    Section 1833(h)(3)(A) of the Act generally requires the Secretary 
to provide for and establish a nominal fee to cover the appropriate 
costs in collecting the sample on which a CDLT was performed and for 
which Medicare payment is made, in addition to the amounts provided 
under the Medicare CLFS. In addition, section 1834A(b)(5) of the Act 
requires that, when the sample is collected from an individual in a 
skilled nursing facility (SNF) or by a laboratory on behalf of a home 
health agency (HHA), the otherwise applicable nominal specimen 
collection fee be increased by $2.00.
    In the CY 2023 PFS final rule (87 FR 69744 through 69760), we 
finalized a policy to codify specimen collection fee provisions at 
Sec.  414.523(a)(1), including updating the base specimen collection 
fee amount and establishing an annual CPI-U update. In that rulemaking, 
we also stated that the statutory $2.00 increase for specimens 
collected from a Medicare beneficiary in a SNF or by a laboratory on 
behalf of an HHA would continue to apply, consistent with section 
1834A(b)(5) of the Act. However, due to a drafting or codification 
error, the operative regulatory text implementing this increase in the 
CY 2023 PFS final rule (87 FR 70225 through 70226) was not fully 
included in Sec.  414.523(a)(1), and only a partial introductory clause 
remains in paragraph (a)(1)(v). Specifically, the introductory text to 
Sec.  414.523(a)(1) states that payment is made ``[e]xcept as provided 
in paragraph (a)(1)(v),'' but Sec.  414.523(a)(1)(v), as codified, 
consists only of the fragment: ``For a specimen collected from a 
Medicare beneficiary.'' This text is incomplete and does not contain 
operative language establishing an exception or alternative payment 
methodology. In addition, other provisions within Sec.  414.523(a)(1), 
including paragraph (a)(1)(ii), already specify that the specimen must 
be collected from a Medicare beneficiary, creating an apparent internal 
inconsistency when read together with the introductory exception 
clause.
b. Proposed Technical Correction
    To resolve this internal inconsistency and accurately reflect the 
statutory provisions and longstanding policy, we are proposing to 
revise Sec.  414.523(a)(1) to restore the complete and operative 
language implementing the statutory $2.00 increase. That is, we propose 
revising Sec.  414.523(a)(1)(v) to state that for a specimen collected 
from a Medicare beneficiary in a skilled nursing facility or on behalf 
of a home health agency, the specimen collection fee otherwise paid 
under paragraph (a)(1) of this section is increased by $2.00.
    We do not believe that this proposal reflects a substantive policy 
change. In the CY 2023 PFS proposed rule (87 FR 46043), we proposed to 
codify existing specimen collection fee policies and to incorporate the 
statutory $2.00 increase for SNF and HHA collections into Sec.  
414.523(a)(1) as a discrete paragraph. Specifically, we proposed that, 
beginning April 1, 2014, for a specimen collected from a Medicare 
beneficiary in a SNF or on behalf of an HHA, the specimen collection 
fee otherwise paid under Sec.  414.523(a)(1) would be increased by 
$2.00, consistent with section 1834A(b)(5) of the Act. In the CY 2023 
PFS final rule (87 FR 69744 through 69760), we finalized policies 
consistent with this framework, including the continued application of 
the statutory $2.00 increase.
    We note that it has been, and continues to be, CMS' policy to pay 
the specimen collection fee only for qualifying specimens collected 
from Medicare beneficiaries, and to apply the additional $2.00 increase 
for specimens collected from a Medicare beneficiary in a SNF or by a 
laboratory on behalf of an HHA, as required by statute. We have 
consistently implemented this policy operationally through claims 
processing systems, subregulatory guidance, and annual payment updates.

D. Proposed Changes to the Ambulatory Specialty Model (ASM)

1. Executive Summary and Background
a. Executive Summary
(1) Purpose
    We are proposing to make changes to the Ambulatory Specialty Model 
(ASM or model) effective on the model start date of January 1, 2027.
(2) Summary of Major Provisions
    ASM is a mandatory alternative payment model tested by the CMS 
Center for Medicare and Medicaid Innovation (Innovation Center) under 
section 1115A of the Act. ASM will have 5 performance years that begin 
January 1, 2027 and end December 31, 2031 with performance-based 
payment adjustments occurring 2 calendar years (CYs) following the end 
of each ASM performance year.
    We finalized ASM through notice-and-comment rulemaking in the 
Medicare and Medicaid Programs; CY 2026 Payment Policies Under the 
Physician Fee Schedule and Other Changes to Part B Payment and Coverage 
Policies; Medicare Shared Savings Program Requirements; and Medicare 
Prescription Drug Inflation Rebate Program final rule (hereinafter ``CY 
2026 PFS final rule'') (90 FR 49562 through 49720). However, based on 
the feedback we received after the publication of the CY 2026 PFS final 
rule and our own internal review, we are proposing several technical 
refinements and adjustments to the model. As described in detail in 
section III.D.2 of this proposed rule, we propose the following 
modifications:
     Revising select ASM definitions and adding new ASM 
definitions.
     Clarifying ASM participant exceptions from specified model 
requirements due to taxpayer identification number (TIN) changes before 
or during an ASM performance year.
     Excepting certain ASM heart failure participants from 
specified model

[[Page 43964]]

requirements due to a redesignated specialty type.
     Incorporating an option to terminate ASM participants 
under certain circumstances.
     Incorporating an option for data submission for the 
improvement activities ASM performance category at either the 
individual or group level.
     Clarifying the scoring of multiple quality measure data 
submissions from ASM participants in small practices.
     Adding an administrative claims-based low back pain 
imaging quality measure and replacing the patient-reported outcome 
measure for low back pain with a functional status outcome process 
measure.
     Adjusting benchmarking and scoring policies for quality 
measures.
     Adding a quality ASM performance category scoring 
incentive for the voluntary submission of patient-reported outcome 
(PRO) data to support the development of patient-reported outcome 
performance-based measures (PRO-PM) under ASM.
     Revising requirements of the Promoting Interoperability 
ASM performance category to align with proposed changes to the Merit-
based Incentive Payment System (MIPS) Promoting Interoperability 
performance category and adding a Promoting Interoperability measure 
suppression policy.
     Incorporating a rural scoring adjustment for ASM 
participants in rural areas.
     Revising the contents of the ASM performance report to 
include additional information related to scoring-related proposals in 
this proposed rule.
     Clarifying language on the application of ASM payment 
adjustments when an ASM participant reassigns billing rights to a new 
TIN during an ASM payment year.
     Clarifying the availability of the CMS-sponsored model 
arrangements and patient incentives safe harbor and applicability of 
programmatic waivers for ASM to reflect that such flexibilities are 
associated with active performance under ASM and would not be available 
or applicable during an ASM performance year in which an ASM 
participant is either ineligible for, or excepted from, specified model 
requirements.
     Revising provisions establishing collaborative care 
arrangement (CCA) requirements to improve clarity and update the 
permissible parties, remuneration conditions, documentation 
requirements, and compliance terms.
     Clarifying and reorganizing select regulatory text to 
improve readability and flow.
    The proposals in this proposed rule reflect our commitment to 
ensuring ASM's incentives help drive quality of care improvements for 
beneficiaries and reductions in Medicare spending.
b. Background
(1) Statutory Authority
    Section 1115A of the Act authorizes the Secretary to test 
innovative payment and service delivery models to reduce program 
expenditures under Medicare, Medicaid, and the Children's Health 
Insurance Program (CHIP) while preserving or enhancing the quality of 
care furnished to beneficiaries. Under this authority, we may test 
models that modify payment methodologies, establish accountability for 
quality and cost outcomes, and incorporate financial risk arrangements. 
Under the authority of sections 1115A and 1871(a)(2) of the Act, 
through notice-and-comment rulemaking, we finalized ASM in the CY 2026 
PFS final rule that appeared in the November 5, 2025, Federal Register 
(90 FR 49562 through 49720).
(2) Background
    ASM will test whether holding physician specialists accountable for 
the quality and cost of care associated with the longitudinal 
management of specific chronic conditions, heart failure and low back 
pain, can reduce Medicare expenditures while preserving or enhancing 
quality of care for Original Medicare beneficiaries. Clinical decisions 
made by specialists in ambulatory settings can meaningfully influence 
disease progression as well as downstream utilization and spending. 
ASM's design, in its goal to reduce Medicare expenditures while 
preserving or enhancing the quality of care, aims to: (1) improve the 
management of chronic disease and slow disease progression through more 
effective risk assessment; (2) increase active collaboration between 
specialists and primary care providers, and (3) reduce avoidable 
hospitalizations and low-value procedures (that is, procedures that 
provide little clinical benefit or the risk of harm outweighs its 
potential benefit).
    In developing ASM, we considered specialist-managed conditions that 
often require ongoing outpatient management, diagnostic evaluation, 
medication management, coordination by specialists with other 
clinicians across different care settings, and, in some cases, 
procedural or surgical intervention (90 FR 49562 through 49564). Based 
on these factors, ASM selects individual specialists who manage one of 
two ASM targeted chronic conditions, heart failure or low back pain. As 
we designed ASM's participation criteria and performance evaluation 
framework to cover multiple conditions and associated specialists, we 
continue to explore whether including additional conditions and 
specialists would be appropriate.
    Our goal with the model test is to select specialists who have a 
meaningful level of engagement in the care of Original Medicare 
beneficiaries with ASM targeted chronic conditions as ASM participants. 
Under the provisions finalized in the CY 2026 PFS final rule (90 FR 
49571 through 49596), we select ASM participants by a combination of a 
TIN and a National Provider Identifier (NPI). ASM participants are 
clinicians who meet four ASM participant eligibility criteria: (1) bill 
claims under the Medicare Physician Fee Schedule, (2) have a selected 
physician specialty type relevant to an ASM targeted chronic condition, 
(3) meet a historical volume threshold of condition-specific episode-
based cost measure (EBCM) episodes, and (4) have a service location in 
a selected mandatory geographic area (that is, selected Core-Based 
Statistical Areas (CBSAs) and metropolitan divisions). ASM heart 
failure participants include cardiologists, and ASM low back pain 
participants include physicians with specialty types of anesthesiology, 
interventional pain management, neurosurgery, orthopedic surgery, pain 
management, and physical medicine and rehabilitation.
    ASM evaluates ASM participants across four ASM performance 
categories: quality, cost, improvement activities, and Promoting 
Interoperability. The evaluation of ASM participant performance 
leverages the MIPS Value Pathways (MVP) framework, which utilizes a 
cohesive set of measures and activities focused on performance in 
furnishing care for a particular specialty or clinical condition. ASM 
participants must meet each ASM performance category's requirements and 
report required data. We use data reported by ASM participants and 
other administrative data, such as inputs gathered from claims, to 
evaluate each ASM participant's performance on an annual basis. We 
determine a composite final score for each ASM participant based on 
performance across the four ASM performance categories and adjust final 
scores to account for beneficiary medical and social complexity as well 
as practice size.

[[Page 43965]]

    Based on performance relative to other specialists treating the 
same ASM targeted chronic condition in an ASM cohort, ASM participants 
will receive a positive, neutral, or negative payment adjustment on all 
Medicare Part B claims for covered professional services during the CY 
2 years following the applicable ASM performance year (for example, 
performance during the 2027 ASM performance year results in the 
application of ASM payment adjustments during the 2029 ASM payment 
year). Payment adjustments will range from negative 9 percent to 
positive 9 percent in the first 2 ASM payment years, gradually 
increasing to 12 percent in the final ASM payment year.
    We refer readers to the CY 2026 PFS final rule (90 FR 49562 through 
49720) and ASM's provisions at 42 CFR part 512, subpart G, for 
additional information on all finalized provisions.
2. Proposed Changes to Provisions of the Ambulatory Specialty Model 
(ASM)
a. Definitions
    In the CY 2026 PFS final rule, we finalized certain terms for ASM. 
We described these finalized definitions in context throughout section 
III.C.2 of the CY 2026 PFS final rule and codified them at Sec.  
512.705 (90 FR 49569).
    After internal review of ASM's provisions, we believe minor 
modifications to select definitions would improve the readability and 
overall clarity of ASM's provisions.
    Accordingly, we propose at Sec.  512.705 to modify the definition 
of ``ASM beneficiary'' to clarify this term means a Medicare FFS 
beneficiary who is being treated by an ASM participant for an ASM 
targeted chronic condition. We believe this edit would improve the 
precision of the definition by using the finalized definition of ``ASM 
targeted chronic condition'' that is used throughout ASM's provisions, 
rather than just ``targeted chronic condition'' as the definition 
currently reads.
    We also propose to revise the definition of ``Dual eligible 
proportion'' at Sec.  512.705 for clarity. Specifically, we propose to 
clarify that the definition of ``Dual eligible proportion'' means ``the 
share of an ASM participant's beneficiaries who are dually eligible 
Medicare beneficiaries''. This revision would more clearly refer to an 
ASM participant.
    We refer readers to section III.D.2.f.(3) of this proposed rule for 
the proposed definition of ``Rural area'' as it is described in context 
of the proposed rural scoring adjustment.
    We seek comment on the proposed revisions to the ``ASM 
beneficiary'' and ``Dual eligible proportion'' definitions at Sec.  
512.705.
b. Participation
(1) Background
    As discussed in the CY 2026 PFS final rule (90 FR 49571 through 
49596), we designed ASM with a focus on clinicians who commonly treat 
Original Medicare beneficiaries in an ambulatory setting, develop 
longitudinal relationships with patients, and co-manage beneficiaries 
with primary care providers (PCP). In addition, we believe clinicians 
who treat ASM targeted chronic conditions are well-positioned to 
benefit from improved integration between specialty and primary care, 
creating greater opportunities to incentivize high-value care and 
tertiary prevention.
    We determined the model would assess quality of care provided at 
the individual clinician level, as identified by a combination of TIN 
and NPI, rather than at the level of a group practice or facility, with 
limited exceptions, to align accountability with individual clinical 
decision-making and to better capture variation in individual clinical 
practice patterns among clinicians within the same organization (90 FR 
49574). As a result, each ASM participant is individually responsible 
for meeting model requirements and is evaluated independently for the 
purposes of ASM performance category scoring, final scoring, and 
determining an ASM payment adjustment factor and corresponding ASM 
payment multiplier.
(2) Mandatory Participation
    In the CY 2026 PFS final rule (90 FR 49571 through 49574), we 
finalized that once a clinician meets the ASM participant eligibility 
criteria and is selected as an ASM participant, they remain an ASM 
participant for the duration of the ASM test period. Once selected as 
an ASM participant, there may be circumstances where the ASM 
participant does not meet the ASM participant eligibility criteria for 
a specific ASM performance year. Accordingly, we developed a policy 
whereby an ASM participant is only subject to certain ASM requirements 
for the ASM performance year(s) in which they meet ASM participant 
eligibility criteria. We also finalized provisions that describe the 
effect of not meeting ASM participant eligibility criteria for an ASM 
performance year (90 FR 49571 through 49574). Specifically, under 
existing provisions, an ASM participant who does not meet ASM 
participant eligibility criteria for an ASM performance year is: (1) 
not subject to the requirements for performance assessment described at 
Sec.  512.715, data submission described at Sec.  512.720, and final 
scoring described at Sec.  512.745; (2) not subject to payment 
adjustment described at Sec.  512.750 for the corresponding ASM payment 
year; and (3) not eligible for Medicare program waivers described at 
Sec.  512.775 provided under the model for the applicable ASM 
performance year.
    To clarify and better incorporate policies related to exceptions of 
specific ASM performance requirements and ASM participant terminations 
discussed later in this section of this proposed rule, we are proposing 
to revise our regulatory text describing mandatory ASM participation 
and the effects of not meeting ASM participant eligibility criteria for 
an ASM performance year.
    Specifically, we propose at Sec.  512.710(a)(1) that a clinician 
who we select as an ASM participant for at least one ASM performance 
year is considered an ASM participant for the duration of the ASM test 
period unless we (1) terminate ASM in accordance with Standard 
Provisions for Mandatory Innovation Center Models described at Sec.  
512.165, or (2) terminate the ASM participant as described under 
proposed Sec.  512.710(h). We believe this proposed revision is 
consistent with our original policy finalized in the CY 2026 PFS final 
rule describing that an ASM participant, once selected, remains an ASM 
participant for the ASM test period. Our proposal also incorporates the 
effect of a possible ASM participant termination, which we propose 
later in this section of this proposed rule.
    We also propose to add a paragraph heading and revise Sec.  
512.710(a)(2) to clarify that this paragraph describes the effects of 
not meeting ASM participant eligibility criteria for an ASM performance 
year. We propose to move select regulatory text at current Sec.  
512.710(a)(2)(i) to Sec.  512.710(a)(2) to improve readability and to 
incorporate new proposals on the effects of not meeting ASM participant 
eligibility criteria for an ASM performance year.
    First, we propose to separate select regulatory text included in 
current Sec.  512.710(a)(2)(i) into separate paragraphs by revising 
paragraph Sec.  512.710(a)(2)(ii) and adding new paragraph Sec.  
512.710(a)(2)(iii). Under this proposal, Sec.  512.710(a)(2)(i) would 
describe the specified model requirements that an ASM participant would 
not be required to meet for the applicable ASM performance year, Sec.  
512.710(a)(2)(ii) would describe the specific model requirements not 
applicable for the corresponding ASM

[[Page 43966]]

payment year, and Sec.  512.710(a)(2)(iii) would describe an ASM 
participant's ineligibility for waivers provided under the model for 
the applicable ASM performance year. These revisions do not introduce 
substantive changes to finalized provisions describing the effects of 
an ASM participant not meeting ASM participant eligibility criteria for 
an ASM performance year; rather, we believe such revisions help clarify 
that not meeting ASM participant eligibility criteria would not nullify 
the application of ASM payment adjustments on Medicare Part B claims 
for covered professional services during the corresponding ASM payment 
year based on performance in a prior ASM performance year. For example, 
a clinician may be selected for mandatory participation for the 2027 
ASM performance year. If that ASM participant does not meet the ASM 
participant eligibility criteria for the 2029 ASM performance year, the 
revisions here help clarify that while the ASM participant would not be 
subject to the applicable performance assessment, data reporting, and 
scoring requirements during the 2029 ASM performance year (that is, CY 
2029), but that ASM payment adjustments based on the ASM participant's 
performance from the 2027 ASM performance year would still be applied 
in CY 2029.
    Second, we propose at Sec.  512.710(a)(2)(iv) that an ASM 
participant who does not meet ASM participant eligibility criteria for 
an ASM performance year would not be eligible for the CMS-sponsored 
model arrangements and patient incentives safe harbor described at 
Sec.  512.765 for the applicable ASM performance year. We believe this 
proposal is consistent with our intent to make this safe harbor 
available for ASM performance years where the ASM participant is 
actively performing in the model (90 FR 49709). We refer readers to 
section III.D.2.h. of this proposed rule for further explanation of 
this proposal.
    We seek comment on our proposed revisions to Sec. Sec.  
512.710(a)(1) and 512.710(a)(2).
(3) Specialty Type
    Participation is limited to clinicians who are within specialties 
and furnish covered professional services related to ASM targeted 
chronic conditions--heart failure or low back pain. As finalized in the 
CY 2026 PFS final rule, we determine specialty type based on the 
specialty code most frequently reported on a clinician's Medicare Part 
B claims (90 FR 49583 through 49585). Medicare Administrative 
Contractors (MACs) derive specialty codes on claims from clinician-
reported specialty types provided during Medicare enrollment. 
Physicians report their specialty type as part of their Medicare 
enrollment application through the Provider Enrollment, Chain, and 
Ownership System (PECOS) or through submission of the CMS 855I paper 
application.\164\ The Medicare enrollment form is also used for 
revalidations and ad hoc changes to certain information. We use data 
from the CY 2 years prior to each ASM performance year to determine 
whether a clinician meets the model's specialty type criteria. For 
example, we use CY 2025 data, including specialty type data, to select 
final ASM participants for the 2027 ASM performance year.
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    For the ASM heart failure cohort, we finalized inclusion of 
physicians with a specialty type of cardiology. Our rationale for 
including cardiologists as ASM heart failure participants, as explained 
in the CY 2026 PFS final rule, is that they commonly provide care to 
Original Medicare beneficiaries with heart failure and are well-
positioned to manage outcomes by ensuring patients are optimized on 
guideline-directed medical therapy to prevent exacerbation of their 
condition (90 FR 49576). We did not finalize the inclusion of other 
cardiac-related specialties (for example, cardiac electrophysiology, 
intensive cardiac rehabilitation, cardiac surgery, interventional 
cardiology, and advanced heart failure and transplant) as these 
clinicians are often proceduralists and not commonly involved in the 
longitudinal management of patients with heart failure (90 FR 49576). 
Because one of ASM's goals is to measure the performance of clinicians 
with similar patterns of heart failure care, we include cardiologists, 
but not other cardiac-related specialties, even though those cardiac-
related specialists may be attributed patients with heart failure as 
measured through the heart failure EBCM (90 FR 49577).
    For the ASM low back pain cohort, we finalized inclusion of 
physicians who have a specialty of anesthesiology, pain management, 
interventional pain management, neurosurgery, orthopedic surgery, or 
physical medicine and rehabilitation. In the CY 2026 PFS final rule (90 
FR 49577 through 49580), we emphasized that specialty types for the ASM 
low back pain cohort include physicians who are most directly involved 
in the evaluation and management of low back pain and whose clinical 
decision-making is expected to meaningfully influence downstream 
utilization and spending. We explained that the included specialists 
commonly furnish services to Original Medicare beneficiaries with low 
back pain and play a central role in determining the use of imaging, 
injections, procedures, and surgical interventions. We also noted that 
we did not include certain other specialties that may occasionally 
treat low back pain but are not typically responsible for its 
longitudinal management. By focusing on a defined set of specialties 
with similar roles in managing low back pain, we aim to support more 
meaningful comparisons of performance and to align model incentives 
with opportunities to improve care coordination, reduce unnecessary 
procedures, and promote evidence-based treatment.
    We are not proposing any adjustments to the specialty types 
included in each ASM cohort as finalized at Sec.  512.710(d) in the CY 
2026 PFS final rule (90 FR 49576 through 49580). As part of this 
proposed rule, we are proposing to correct small typographical errors 
in the regulatory text at Sec. Sec.  512.710(d)(1) and 512.710(d)(2). 
These revisions do not introduce substantive changes to existing 
provisions.
    We seek comment on the proposed correction of the typographical 
errors at Sec. Sec.  512.710(d)(1) and 512.710(d)(2).
(4) ASM Participant Exceptions
    We recognize that there may be limited circumstances in which an 
ASM participant selected for participation for an ASM performance year 
should be excepted from certain ASM requirements for that ASM 
performance year and should consequently be excepted from the 
application of an ASM payment multiplier to the ASM participant's 
Medicare Part B payments for covered professional services during the 
corresponding ASM payment year. Accordingly, we finalized a narrow set 
of ASM participant ``exclusions,'' or situations in which an ASM 
participant is excepted from specified ASM requirements in the CY 2026 
PFS final rule to balance operational feasibility with the need for 
robust evaluation and generalizable findings (90 FR 49582 through 
49583). As finalized at Sec.  512.710(c), an ASM participant who stops 
reassigning billing rights to the TIN we used to select the ASM 
participant and begins reassigning billing rights to a new TIN during 
an ASM performance year is not subject to certain ASM requirements--
specifically the requirements for performance assessment described at 
Sec.  512.715, data submission described at Sec.  512.720, final 
scoring described at Sec.  512.745, and

[[Page 43967]]

payment adjustment described at Sec.  512.750--and is no longer 
eligible for Medicare program waivers provided under the model 
described at Sec.  512.775 for the applicable ASM performance year. An 
exception from specified ASM requirements for one ASM performance year 
does not apply for the entire ASM test period because we consider 
clinicians who meet ASM participant eligibility criteria for at least 
one ASM performance year to be an ASM participant for the remainder of 
the ASM test period. This means that an ASM participant will receive 
payment adjustments during a corresponding ASM payment year based on 
performance from an ASM performance year for which they were required 
to meet these specified ASM requirements (90 FR 49571 through 49574). 
In other words, if an ASM participant meets the ASM participant 
eligibility criteria for the 2027 and 2028 ASM performance years, but 
not the 2029 and 2030 ASM performance years, by continuing to remain an 
ASM participant, the ASM payment multipliers calculated based on the 
ASM participant's performance during the 2027 and 2028 ASM performance 
years would continue to be applied to the ASM participant's Medicare 
Part B payments for covered professional services during the 
corresponding ASM payment years (that is, CY 2029 and CY 2030).
    After internal review, we believe it would be more precise to refer 
to the situations in which an ASM participant is not required to meet 
specified ASM requirements for applicable ASM performance year(s) as 
``exceptions'' to ASM requirements rather than ASM participant 
``exclusions.'' We believe this revision to the terminology will better 
capture the intended policy to not require an ASM participant to meet 
certain ASM requirements for an ASM performance year under certain 
circumstances. Accordingly, throughout this section of this proposed 
rule, we are proposing revisions to existing regulatory text to clarify 
the current circumstances under which an ASM participant may be 
excepted from certain ASM requirements and are proposing new provisions 
to include additional circumstances under which an exception would 
apply.
    In the remainder of this section of this proposed rule, we propose, 
in addition to the current exception due to a change in the 
reassignment of billing rights (that is, change in TIN), to recognize a 
new exception. Specifically, we propose that ASM heart failure 
participants who meet certain specialty type redesignation requirements 
may be excepted from specified model requirements. For each exception, 
we discuss proposals around the requirements and process for notifying 
us of a change that may warrant an exception. Finally, in accordance 
with the proposed revisions to Sec.  512.710(a)(2) discussed earlier in 
this section of this proposed rule, we make proposals at Sec.  
512.710(c) to describe the effect and duration of an exception due to a 
change in TIN or redesignation of primary specialty type.
(a) Exceptions Due to TIN Changes
    In the CY 2026 PFS final rule (90 FR 49582 through 49583), we 
finalized that an ASM participant who stops reassigning billing rights 
to the TIN used to select the ASM participant and begins reassignment 
to a new TIN during the same ASM performance year would no longer be 
subject to specified ASM requirements for that ASM performance year 
under either TIN if the ASM participant notifies us of the reassignment 
change within 30 days. We explained that a TIN change during an ASM 
performance year may limit our ability to determine continued ASM 
participant eligibility and assess performance under the model using 
consistent claims history and EBCM data.
    Since the finalization of the CY 2026 PFS final rule, interested 
parties have shared examples with us of additional circumstances, 
beyond changes in reassignment, that impact a clinician's affiliation 
with a particular TIN (for example, retirement from practice) and 
inquired whether those circumstances would qualify an ASM participant 
for exception from specific ASM requirements. Our finalized provisions 
also do not account for situations when an ASM participant reassigned 
their billing rights to a new TIN before the start of an ASM 
performance year. After internal review, we believe that it would be 
appropriate to address such circumstances in ASM's provisions.
    Accordingly, we are making multiple proposals to simplify the 
exception from specified model requirements based on TIN changes 
including to recognize additional TIN change scenarios for possible 
exception from specified ASM requirements.
    First, we are proposing to redesignate the provisions at current 
Sec.  512.710(c)(1), which describes the notification process for TIN 
changes that occur during an ASM performance year, as new Sec.  
512.710(c)(1)(i)(B). We propose to revise Sec.  512.710(c)(1) to 
describe how we may determine an exception applies. Specifically, we 
propose that an ASM participant who demonstrates the circumstances 
described by an exception apply (that is, change in TIN or approved 
primary specialty type redesignation) would be excepted from specified 
ASM requirements, subject to CMS determination for the duration 
specified for each exception. For each of these exception situations, 
we discuss the proposed requirements that an ASM participant would be 
required to meet and, later in this section of this proposed rule, the 
duration of the exception.
    Second, we propose at new Sec.  512.710(c)(1)(i) that an ASM 
participant who (1) stops reassigning billing rights to the TIN we used 
to select them as ASM participant for an applicable ASM performance 
year and (2) satisfies the TIN change notification requirements at 
proposed Sec.  512.710(c)(1)(i)(A) or Sec.  512.710(c)(1)(i)(B), as 
applicable, may be excepted from specified ASM requirements. We believe 
the addition of this provision provides additional clarity on how the 
notification processes proposed at Sec. Sec.  512.710(c)(1)(i)(A) and 
512.710(c)(1)(i)(B) could lead to an exception.
    Third, we propose new provisions related to ASM participant TIN 
changes that occur before the start of an ASM performance year. At 
Sec.  512.710(c)(1)(i)(A), we propose that an ASM participant who stops 
reassigning billing rights to the TIN we used to select them as an ASM 
participant before the applicable ASM performance year must notify us 
in writing no later than 60 days after the start of the applicable ASM 
performance year; after receiving such notice, we may determine an 
exception to specified ASM requirements applies for the ASM performance 
year. We recognize that ASM participants may change organizational 
affiliations between the time we select ASM participants and the start 
of an ASM performance year. Based on our previously finalized 
provisions related to the TIN change exception in the CY 2026 PFS final 
rule, we believe that the same challenge of having consistent claims 
history and EBCM data to evaluate ASM participant eligibility criteria 
under the new TIN would apply in this circumstance and thus an 
exception would be appropriate. We believe that requiring the ASM 
participant to notify us in writing no later than 60 days after the 
start of the ASM performance year would provide an adequate window to 
provide us with notice of such change after we release the list of ASM 
participants for a given ASM performance year.
    Finally, we propose at Sec.  512.710(c)(1)(i)(B) that an ASM 
participant who stops reassigning their

[[Page 43968]]

billing rights to the TIN we used to select them for participation in 
ASM during an ASM performance year is not required to reassign billing 
rights to a new TIN during the same ASM performance year to be 
potentially eligible for an exception from specified ASM requirements. 
We believe the proposed modification would capture additional 
organizational affiliation changes, such as retirements, that merit an 
exception from specified ASM requirements. We further believe this 
proposal is consistent with the original intent of the TIN change 
exception policy we finalized in the CY 2026 PFS final rule. We are 
also proposing that an ASM participant who changes their TIN during an 
ASM performance year must provide written notice of the change in a 
form and manner determined by us within 30 days of stopping 
reassignment to that TIN. We believe that adding this additional detail 
on the form of the notification and required timing clarifies the 
notification process for ASM participants.
    We seek comment on our proposal at Sec.  512.710(c)(1) describing 
the notice and determination process for an exception from specified 
model requirements. We also seek comment on our proposal at Sec.  
512.710(c)(1)(i) to describe the requirements for an exception from 
specified model requirements for an ASM participant who stops 
reassigning billing rights to the TIN we used to select them as an ASM 
participant. We also seek comment on: (1) our proposed notification 
process for TIN changes that occur before the start of an ASM 
performance year described at Sec.  512.710(c)(1)(i)(A); (2) our 
proposal to remove the requirement that an ASM participant who no 
longer reassigns their billing rights to the TIN we used to select them 
as an ASM participant during an ASM performance year must begin 
reassigning billing rights to a new TIN to be eligible for exception as 
described at Sec.  512.710(c)(1)(i)(B); and (3) our proposal that an 
ASM participant must provide written notice of the change in TIN within 
30 days of stopping reassignment of billing rights to the ASM 
participant's TIN as described at Sec.  512.710(c)(1)(i)(B).
(b) Exceptions Due to Heart Failure-Related Specialty Type 
Redesignations
    In the CY 2026 PFS final rule, we did not propose or consider an 
exception based on redesignations of specialty type made through 
Medicare enrollment before or during an ASM performance year.
    Since publication of the CY 2026 PFS final rule, we have received 
interested parties' feedback that we should consider adjustments to ASM 
participant eligibility determinations based on more recent Medicare 
enrollment information related to specialty type, which is used to 
derive the Medicare Part B claims-based specialty type that we use to 
evaluate ASM participant eligibility criteria.
    We believe that using historical data to evaluate ASM participant 
eligibility criteria for each ASM performance year is still 
appropriate. In the CY 2026 PFS final rule (90 FR 49583 through 49585), 
we explained that determining a clinician's specialty type based on 
historical data from 2 CYs before an ASM performance year provides an 
objective and consistent approach because it allows us to use 
historical claims data to evaluate clinician specialty type, as well as 
the EBCM episode threshold, as part of the ASM participant eligibility 
criteria. This approach also supports operational feasibility because 
it enables us to provide advance notification for ASM participants to 
prepare for the start of an ASM performance year.
    However, we recognize that clinicians may not have had sufficient 
time to formally update an out-of-date specialty type before the end of 
CY 2025 because ASM was not finalized until November 2025. For example, 
specialty type redesignations made in CY 2026 would not be reflected in 
the CY 2025 data used to select final ASM participants for the 2027 ASM 
performance year. Setting an appropriate scope of ASM participant 
exceptions is important in a mandatory model such as ASM to preserve 
the integrity of the model design and evaluation, and to ensure a 
representative ASM participant population. While allowing unrestricted 
ASM participant exceptions due to specialty type redesignations could 
introduce selection bias and undermine the model test, we believe that 
certain limited and clinically appropriate redesignations may warrant 
consideration based on the timing of ASM's announcement and selection 
of ASM participants.
    Accordingly, we are proposing that ASM heart failure participants 
who officially redesignate their primary specialty type through an 
approved Medicare enrollment application (either PECOS or CMS-855 form 
paper application) to a limited set of specialty types and demonstrate 
proof of board certification would be excepted from specified ASM 
requirements and ineligible for Medicare program waivers and the safe 
harbor provisions available in the model for the applicable ASM 
performance year and for all remaining ASM performance years in the ASM 
test period. We further discuss the proposed duration of this specific 
exception later in this section of this proposed rule.
    Specifically, we propose at Sec.  512.710(c)(1)(ii) that we may 
approve an exception from specified model requirements for an ASM heart 
failure participant upon receipt of written notification of updated 
Medicare enrollment to the following redesignated primary specialty 
types described at Sec.  512.710(c)(1)(ii)(A): cardiac 
electrophysiology, cardiac surgery, interventional cardiology, advanced 
heart failure and transplant cardiology, and adult congenital heart 
disease. We propose at Sec.  512.710(c)(1)(ii)(B) that an ASM heart 
failure participant who redesignated their primary specialty type 
through an approved Medicare enrollment application (either PECOS or 
CMS-855 form paper application) would need to provide us written 
notification of the approved redesignation, along with verification of 
board certification in the newly designated primary specialty type 
described under Sec.  512.710(c)(1)(ii)(A) within 30 days of the 
effective date of the approved redesignation.
    Recognizing an exception for ASM heart failure participants that 
redesignate their specialty type to one of the proposed specialty types 
would be appropriate because these specialty types reflect highly 
specialized or procedure-focused practice areas that are distinct from 
the broader management of cardiovascular disease and heart failure 
captured under the cardiology specialty. Excepting cardiac 
electrophysiology, cardiac surgery, and interventional cardiology would 
be appropriate because these specialties are predominantly procedure-
focused and are generally organized around the performance of invasive 
or technical interventions rather than the longitudinal medical 
management of cardiovascular disease. Cardiac electrophysiology 
primarily involves the diagnosis and treatment of cardiac arrhythmias 
through procedures such as ablation and device implantation; 
interventional cardiology centers on catheter-based interventions (for 
example, percutaneous coronary intervention). Cardiac surgery involves 
operative treatment for cardiac conditions. Advanced heart failure and 
transplant cardiology specialists primarily manage patients with end-
stage heart failure, mechanical circulatory support, or transplant-
related care, while adult congenital heart disease specialists treat 
individuals with complex congenital conditions that persist into 
adulthood. Because the specialty types proposed for

[[Page 43969]]

exception represent narrower scopes of practice than general heart 
failure management, their exception from specified requirements helps 
ensure that ASM remains focused on specialists who manage heart failure 
in a comprehensive and ongoing manner, thereby improving the 
specificity and consistency of the ASM heart failure cohort.
    To be excepted from the specified ASM requirements under this 
proposal, we believe that the ASM participant must (1) officially 
redesignate their primary specialty type to one of the specialty types 
described earlier through an approved Medicare enrollment application 
and (2) provide evidence of board certification in the redesignated 
specialty to ensure that an exception to specified ASM requirements is 
valid and appropriate. While Medicare enrollment requirements stipulate 
a clinician must supply documentation supporting eligibility for 
Medicare enrollment under Sec.  424.510(d), these enrollment 
regulations do not specify a mechanism for substantiating specialty 
type. Initial enrollment, revalidation, and any interim changes to an 
existing enrollment require a physician to select a primary specialty 
and attest that they meet all state or Federal requirements for their 
selected primary specialty. Physicians must meet the same requirements 
for any secondary specialty selected. They must also provide 
information on the active certification relating to their selected 
primary specialty type, specifically certification number, effective 
data, certifying entity, and state where issued. If no certification is 
associated with the selected primary specialty, then the physician must 
report the certification relevant to the secondary specialty.\165\ MACs 
have operational authority to validate reported information, including 
requesting supporting documentation, if needed. In addition to 
requiring the redesignation through a Medicare enrollment application, 
we believe that requiring an ASM participant to report additional proof 
of board certification in one of the proposed specialty types eligible 
for exception would promote a more accurate approach to the exception 
process while avoiding unrestricted or unverified exceptions that could 
introduce selection bias into the model test. Further, all of the 
proposed specialty types for exception have a certifying entity that 
provides evidence of board certification. The American Board of 
Internal Medicine provides board certification for cardiac 
electrophysiology, interventional cardiology, advanced heart failure 
and transplant cardiology, and adult congenital heart disease specialty 
types. The American Board of Thoracic Surgery provides board 
certification for the cardiac surgery specialty type. Therefore, we 
believe that an ASM heart failure participant seeking an exception 
would be able to produce evidence of board certification for all 
specialty types proposed for exception.
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    We considered an alternative proposal whereby we would only 
recognize specific specialty type redesignation-based exceptions that 
occur during 2027 and 2028 ASM performance years to limit the number of 
ASM participants potentially excepted. Based on the announcement of ASM 
in the CY 2026 PFS final rule in November 2025, we believe that 
potential ASM participants may not have had adequate time to officially 
redesignate their primary specialty type such that it is reflected in 
the Medicare Part B claims used to select ASM participants for these 
ASM performance years. For example, a 2027 ASM participant who 
redesignated their primary specialty type in CY 2026 would not have 
that change reflected in the CY 2025 claims data used to evaluate their 
eligibility. A similar timing challenge could occur for the 2028 ASM 
performance year because we will use CY 2026 data to select ASM 
participants for the 2028 ASM performance year. We believe that 
finalization of ASM in the CY 2026 PFS final rule provided potential 
ASM participants advanced notice to redesignate their specialty type, 
if appropriate, for CY 2027, which is the year of data that we will use 
to select ASM participants for the 2029 ASM performance year. However, 
we recognize that appropriate specialty type redesignations could occur 
after the 2028 ASM performance year and that allowing the potential for 
an exception based on specific specialty type redesignations for a 
longer period would retain consistency in the application of the 
proposed exception for specified ASM requirements.
    We considered but are not proposing exceptions based on specialty 
type redesignations for ASM low back pain participants. Unlike cardiac 
specialties, the specialty types included in the ASM low back pain 
cohort typically do not have Medicare specialty types that reflect 
further specialization that would be appropriate for excepting ASM low 
back pain participants. We also believe that the larger number of 
specialty types in the ASM low back pain cohort would naturally capture 
common changes in specialty type by ASM low back pain participants over 
time. For example, we would capture an anesthesiologist ASM low back 
pain participant who redesignates their primary specialty type to pain 
management or interventional pain management over the course of the ASM 
test period through our existing use of historical Mediare Part B 
claims to identify specialty type. Our rationale for recognizing 
exceptions based on specialty type redesignation is to ensure each ASM 
cohort represents specialists who can be appropriately held accountable 
for longitudinal management of heart failure or low back pain. 
Accordingly, we believe that the existing ASM low back pain participant 
specialty type criteria, together with the minimum episode attribution 
volume for the low back pain EBCM, accomplishes this objective and 
allowing unrestricted exceptions based on specialty type redesignations 
in the ASM low back pain cohort could introduce selection bias into the 
model test.
    We seek comment on the proposed timeline and documentation 
requirements for notifying us of an ASM heart failure participant 
specialty type redesignation for the purpose of determining an 
exception proposed under Sec.  512.710(c)(1)(ii). We also seek comment 
on the proposed specialty types--cardiac electrophysiology, cardiac 
surgery, interventional cardiology, advanced heart failure and 
transplant cardiology, and adult congenital heart disease--to which an 
ASM heart failure participant may redesignate their primary specialty 
type through an approved Medicare enrollment application to be 
considered for an exception from specified ASM requirements. We further 
seek comment on the proposed requirement to provide us with direct 
evidence of board certification in one of the proposed specialty types 
eligible for exception. We also seek comment on our alternative to only 
consider exceptions for specific specialty type redesignations based on 
notifications that occur during the 2027 and 2028 ASM performance 
years. Finally, we seek comment on whether we should consider ASM low 
back pain participant exceptions based on primary specialty type 
redesignations, including rationale on specific specialty type 
redesignations that we could consider for ASM low back pain 
participants.
(c) Effect and Duration of Exceptions to Specific ASM Performance 
Requirements
    We propose at Sec.  512.710(c)(2) to define the effect of an 
approved

[[Page 43970]]

exception on an ASM participant. Specifically, we propose that the ASM 
participant with an approved exception would: (1) not be subject to 
performance assessment described at Sec.  512.715, data submission 
described at Sec.  512.720, and final scoring described at Sec.  
512.745 for the applicable ASM performance year; (2) not be subject to 
payment adjustments described at Sec.  512.750 for the corresponding 
ASM payment year; (3) not be eligible for Medicare program waivers 
available under the model described at Sec.  512.775 for the applicable 
ASM performance year, and (4) not be eligible for the CMS-sponsored 
model arrangements and patient incentives safe harbor described at 
Sec.  512.765 for the period for which we determine an exception 
applies. We believe that the proposed effect of an exception retains 
the intent of the finalized provisions related to ASM participant 
exclusions due to TIN changes in the CY 2026 PFS final rule while 
adding new elements that strengthen program integrity. This proposal is 
also similar to the effect of an ASM participant not meeting the ASM 
participant eligibility criteria for an ASM performance year discussed 
earlier in this section of this proposed rule.
    We propose at Sec.  512.710(c)(3)(i) that an exception related to a 
TIN change would be effective on the CMS-determined date and would only 
apply for the applicable ASM performance year. We believe that limiting 
an exception to a single ASM performance year would allow us to select 
the ASM participant with the exception (that is, the same TIN/NPI 
combination) for a future ASM performance year should the NPI again 
reassign billing rights to that same TIN and meet ASM participant 
eligibility criteria under that TIN.
    We considered whether to extend an exception related to a TIN 
change for the remainder of the ASM test period. However, we believe 
that this approach could lead to unnecessary exceptions for later ASM 
performance years, particularly in the case that an excepted ASM 
participant begins reassigning billing rights to the same TIN under 
which we previously selected them as an ASM participant, and excepted 
them, for a previous ASM performance year.
    We provide several illustrative examples of how the proposed 
exception related to TIN changes would work in practice, including the 
effect of such exceptions on the application of payment adjustments 
under ASM. In our first example, ASM participant Dr. A (TIN A/NPI A) 
receives a final score and an ASM payment multiplier for their 
performance at TIN A in the 2027 ASM performance year. Dr. A receives 
an exception for the 2028 ASM performance year based on termination of 
billing rights to TIN A and reassignment of billing rights to TIN B. 
Under TIN B, Dr. A remains located in the same mandatory geographic 
area as they were located under TIN A. Dr. A is not required to meet 
the specified ASM requirements under TIN A or TIN B for the 2028 ASM 
performance year. However, because Dr. A began reassigning billing 
rights to TIN B after the end of the 2027 ASM performance year but 
before the end of the 2029 ASM payment year, we would apply the ASM 
payment multiplier determined for the 2027 ASM performance year to 
payments for Medicare Part B covered professional service claims 
submitted by Dr. A under TIN B during the 2029 ASM payment year. We 
refer readers to section III.D.2.g. of this proposed rule and Sec.  
512.750(f) for additional information on payment adjustment provisions 
related to TIN changes that occur after an ASM performance year but 
before the end of the corresponding ASM payment year. We also note that 
Dr. A in this example could be selected as an ASM participant under TIN 
B for the 2030 ASM performance year if they meet ASM participant 
eligibility criteria under TIN B based on CY 2028 data. In this 
situation, Dr. A would be included in the list of ASM participants for 
the 2030 ASM performance year.
    We also provide an example of how the proposed exception due to TIN 
changes would work for an NPI who is selected as an ASM participant 
under multiple TIN/NPI combinations. As discussed in the CY 2026 PFS 
final rule, we believe that it would be rare, but possible, for the 
same NPI to be selected as an ASM participant under multiple TINs for 
the same ASM performance year (90 FR 49602). An exception based on a 
TIN change for one TIN/NPI combination does not affect the ASM 
participant's obligation to meet specified ASM requirements under any 
other TIN/NPI combination for which we selected the NPI as an ASM 
participant. For example, Dr. B (NPI B) is selected as an ASM 
participant under TIN C and TIN D for the 2028 ASM performance year. If 
Dr. B stops reassigning billing rights to TIN C during the 2028 ASM 
performance year and receives an exception for the 2028 ASM performance 
year, then Dr. B is excepted from the specified ASM requirements under 
TIN C but must continue to meet ASM's requirements under TIN D for the 
2028 ASM performance year.
    We propose at Sec.  512.710(c)(3)(ii) that an exception related to 
specialty type redesignation would be effective on the CMS-determined 
date and would apply for the applicable ASM performance year and remain 
effective for all ASM performance years in the remainder of the ASM 
test period. We believe that excepting ASM participants for specified 
specialty type redesignations for the remainder of the ASM test period 
would be appropriate since these ASM participants do not represent the 
target specialty type of an ASM cohort, and would, therefore, improve 
the specificity and consistency of the ASM cohort for the purposes of 
performance comparison.
    We considered effectuating the exception related to specialty type 
redesignation type on the CMS-determined date and only having it apply 
for the applicable ASM performance year. However, we believe that 
effectuating the exception for the remainder of the ASM test period 
would be preferrable since we believe an ASM participant would be 
unlikely to revert to their previous primary specialty type 
redesignation during the remainder of the ASM test period.
    We provide several illustrative examples of how the proposed 
exception related to specialty type redesignations would work in 
practice, including the effect of such exception on the application of 
payment adjustments under ASM. For example, consider ASM heart failure 
participant Dr. C (TIN E/NPI C) who receives a final score and an ASM 
payment multiplier for their performance under TIN E for the 2027 ASM 
performance year. Dr. C receives an exception during the 2028 ASM 
performance year because they redesignated their primary specialty type 
to cardiac electrophysiology as part of their Medicare enrollment and 
met the notification requirements. Dr. C would be excepted from the 
specified ASM requirements for the 2028 ASM performance year and the 
remainder of the ASM test period under TIN E. However, they would 
continue to receive payment adjustments on their Medicare Part B 
covered professional service claims submitted under TIN E during the 
2029 ASM payment year based on the ASM payment multiplier determined 
for their performance during the 2027 ASM performance year. As we 
emphasized in the CY 2026 PFS final rule (90 FR 49696 through 49699), 
our goal is to maintain accountability for an ASM participant's 
performance for a given ASM performance year through performance-based 
payment adjustments during the corresponding ASM payment year.
    We also note that a specialty type redesignation exception would 
apply to

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all TIN/NPI combinations for which we selected the NPI as an ASM 
participant, provided the notification requirements are met and we 
approve an exception for each TIN/NPI combination. For example, Dr. D 
(NPI D) is considered an ASM heart failure participant under TIN F and 
TIN G for the 2028 ASM performance year. Dr. D redesignates their 
primary specialty type to interventional cardiology as part of their 
Medicare enrollment during the 2028 ASM performance year and meets the 
notification requirements for both TIN F and TIN G. If we approve the 
exception, Dr. D would be excepted from specified ASM requirements for 
the 2028 ASM performance year and the remainder of the ASM test period 
under both TIN F and TIN G.
    We seek comment on the proposed effect of an exception from 
specified ASM requirements at Sec.  512.710(c)(2). We also seek comment 
on the proposed duration of an exception related to TIN changes as 
proposed at Sec.  512.710(c)(3)(i), as well as the alternative we 
considered of setting the duration of a TIN change-related exception as 
the remainder of the ASM test period. We seek comment on the proposal 
at Sec.  512.710(c)(3)(ii) that an exception related to specialty type 
redesignation would apply for the ASM performance year for which we 
approve the exception and for the remainder of the ASM test period. 
Finally, we seek comment on the alternative we considered to effectuate 
an exception related to specialty type redesignation for the applicable 
ASM performance year only.
(5) ASM Participant Terminations
    In the 2026 PFS final rule, we finalized application of the 
Standard Provisions for Mandatory Innovation Center Models (42 CFR part 
512, subpart A) to ASM (90 FR 49720). These provisions describe actions 
that we may take to remediate actions associated with risks to program 
integrity. We discussed how the standard provisions are not intended to 
encompass all the terms and conditions that would apply to each 
Innovation Center model, because each model has unique design features 
and implementation plans that may require additional, more tailored 
provisions.
    In addition to the remedial actions enumerated in the standard 
provisions at Sec.  512.160(b), we now propose to include an additional 
remedial action for purposes of ASM whereby we could terminate an ASM 
participant from participation in the model upon determining that one 
or more grounds for remedial action described in Sec.  512.160(a) has 
taken place. Grounds for remedial action include, for example, when a 
model participant has: failed to comply with terms of the Innovation 
Center Model or applicable Medicare program requirements; taken action 
to threaten the health or safety of a patient; submitted false data or 
made false representations in connection with the Innovation Center 
model; or undergone a change in control that presents a program 
integrity risk.
    We also propose that we could terminate an ASM participant if we 
determine that their continued participation would be inconsistent with 
the purposes of ASM or applicable law.
    Under this proposal, any termination of an ASM participant's 
participation would occur only upon a determination by CMS. For the 
avoidance of doubt, our proposal would not establish a right for an ASM 
participant to terminate their participation.
    We believe that reserving authority to terminate an ASM 
participant's participation, where appropriate, such as in 
circumstances involving egregious conduct, would provide additional 
protections for the program and for beneficiaries. We propose to codify 
this provision at Sec.  512.710(h) and to include a corresponding 
reference to termination in proposed revised Sec.  512.710(a)(1), which 
addresses the duration of participation under ASM.
    We seek comment on this proposal at Sec.  512.710(h).
c. Data Submission
(1) Background
    We finalized in the CY 2026 PFS final rule that an ASM participant 
must meet established data submission requirements across the quality, 
improvement activities, and Promoting Interoperability ASM performance 
categories, consistent with Sec. Sec.  512.725, 512.735, and 512.740, 
respectively (90 FR 49596 through 49605). We did not establish data 
submission requirements for the cost ASM performance category or for 
administrative claims-based quality measures as we will calculate 
performance on these measures using administrative claims data.
    For the quality ASM performance category, we require the submission 
of numerator and denominator data for at least one required quality 
measure that satisfies the data completeness criteria (that is, data is 
submitted on at least 75 percent of the ASM participant's patients that 
meet a quality measure's denominator criteria). ASM participants in 
small practices (that is, a TIN with 15 or fewer clinicians) may submit 
quality data at the group level (that is, TIN level) while ASM 
participants in non-small practices must submit quality measure data at 
the individual clinician level (that is, TIN/NPI level). Data 
submission for the improvement activities ASM performance category 
requires an ASM participant to attest at the group level (that is, TIN 
level) that the required activities are completed by all ASM 
participants within the TIN. Finally, for the Promoting 
Interoperability ASM performance category, ASM participants must submit 
all required measure data (or claim any applicable exclusions), 
attestations, CMS Electronic Health Record (EHR) Certification ID, and 
performance period dates at the group level (that is, TIN level). Data 
submission for the Promoting Interoperability ASM performance category 
may reflect data from clinicians who are not ASM participants. 
Regardless of the data submission level for each ASM performance 
category, each ASM participant receives an individual-level final score 
and corresponding ASM payment adjustment factor and ASM payment 
multiplier, which is used to adjust payments for each ASM participant's 
Medicare Part B covered professional service claims.
(2) Quality ASM Performance Category Data Submission for ASM 
Participants in Small Practices
    We finalized policies at Sec.  512.720(a) addressing data 
submission for the quality ASM performance category, including the 
requirement that quality measure data be submitted at the individual 
level (that is, TIN/NPI level). However, as finalized at Sec.  
512.720(f), an ASM participant that is in a small practice may report 
quality ASM performance category data at the group level (that is, TIN 
level).
    After reviewing our provisions finalized in the CY 2026 PFS final 
rule, we believe it would improve readability and overall clarity of 
the regulatory text if we addressed the quality data submission policy 
for ASM participants in small practices together with the generally 
applicable policies for each ASM performance category, which appear at 
Sec.  512.720(a).
    Accordingly, we propose to remove existing Sec.  512.720(f) and 
instead address our quality ASM performance category data submission 
policy for ASM participants in small practices at Sec.  
512.720(a)(1)(i)(C). In relocating this regulatory text, we also 
propose to make technical clarifying edits to better reflect our policy 
intent that an ASM participant in a small practice has the option to 
submit ASM quality measure

[[Page 43972]]

data at either the group level (that is, TIN level) or the individual 
level (that is, TIN/NPI level). Our intent is to provide ASM 
participants in small practices an additional flexibility in reporting 
ASM quality measure data.
    We propose conforming adjustments at Sec.  512.720(a)(1)(i)(A) to 
correct a minor typographical error and at Sec.  512.720(a)(1)(i)(B) to 
cross-reference to proposed new Sec.  512.720(a)(1)(i)(C). Our proposed 
reorganization of these provisions would not substantively change the 
policy under existing provisions, but we believe the proposed changes 
would bring greater clarity to the structure of the regulation and 
regulatory text.
    We invite public comment on these proposed adjustments to Sec.  
512.720(a)(1)(i).
(3) Improvement Activities ASM Performance Category Data Submission
    In the CY 2026 PFS final rule, we finalized that ASM participants 
submit improvement activity ASM performance category data by attesting 
to the completion of required improvement activities at the group level 
(that is, TIN level) (90 FR 49599 through 49602). We believed that 
group-level data submission would be appropriately reflective of the 
team-based care and coordination envisioned by the improvement 
activities (90 FR 49601). We also believed that group-level data 
submission for the improvement activities ASM performance category 
would reduce administrative burden (90 FR 49601). In subsequent sub-
regulatory guidance, we clarified that a group-level attestation for 
completing a required improvement activity means that all ASM 
participants within a TIN successfully completed the requirements of 
that improvement activity for the applicable ASM performance year. We 
also clarified that a clinician who is not an ASM participant, but who 
has reassigned billing rights to a TIN that includes one or more ASM 
participants, would not be subject to any ASM participation obligations 
solely on that basis, including the requirements of the improvement 
activities ASM performance category.
    Since the publication of the CY 2026 PFS final rule, we have 
received feedback from interested parties that group-level data 
submission for the improvement activities ASM performance category may 
have unintentional consequences on scoring for ASM participants in 
certain circumstances. For example, if only 8 ASM participants in a TIN 
with 10 ASM participants complete a required improvement activity, then 
the group could not submit an attestation that all ASM participants 
within the group completed the improvement activity. In this example, 
each of the 8 ASM participants who completed the improvement activity 
would receive a 10-point deduction on their final score. While the 
group-level data submission for the improvement activities ASM 
performance category may reduce administrative burden related to data 
reporting, we believe it would be appropriate to adjust these data 
submission provisions to reduce the likelihood of final score penalties 
on an ASM participant who fully or partially completes the requirements 
of the improvement activities ASM performance category and associated 
data submission requirements.
    Accordingly, we propose at Sec.  512.720(a)(1)(ii)(B) to allow an 
ASM participant to submit data for the improvement activities ASM 
performance category at either the group level (that is, TIN level) or 
the individual level (that is, TIN/NPI level). We believe this proposal 
would offer greater flexibility in how an ASM participant or their 
affiliated group submits data for the improvement activities ASM 
performance category depending on their specific circumstances and data 
submission preferences. While we believe that many of ASM's improvement 
activities would be jointly implemented by ASM participants within a 
group to improve team-based care and coordination, we believe that this 
added data submission flexibility would mitigate the chance of an 
unintended negative adjustment to the final score of an ASM participant 
who fully or partially meets the improvement activities ASM performance 
category requirements. We note that this proposal would not affect how 
an ASM participant or its affiliated TIN may choose to structure a CCA 
required under IA-2.
    We seek comment on our proposal at Sec.  512.720(a)(1)(ii)(B) to 
allow ASM participants to attest to completing ASM's improvement 
activities at either the group level (that is, TIN level) or the 
individual level (that is, TIN/NPI level).
(4) Treatment of Multiple Data Submissions for the Quality, Improvement 
Activities, and Promoting Interoperability ASM Performance Categories
    In the CY 2026 PFS final rule, we finalized policies addressing the 
treatment of multiple data submissions for the quality, improvement 
activities, and Promoting Interoperability ASM performance categories 
at Sec.  512.720(e) (90 FR 49604 through 49606). For the quality and 
improvement activities ASM performance categories, when we receive 
multiple data submissions for an individual ASM participant from 
multiple organizations (for example, a qualified registry, practice 
administrator, or an electronic health record (EHR) vendor), we 
calculate and score each submission and assign the highest score to the 
ASM participant. When we receive multiple data submissions for an 
individual ASM participant from the same organization, we score the 
most recent submission. For the Promoting Interoperability ASM 
performance category, we calculate each submission and assign the 
highest score.
    We believe our policies for multiple data submissions would be 
clearer if we addressed each ASM performance category separately, 
rather than discussing the quality ASM performance category and the 
improvement activities ASM performance category together. Accordingly, 
we propose to make technical modifications to regulatory text 
describing multiple data submissions, such that Sec.  512.720(e)(1) 
would address the quality ASM performance category, Sec.  512.720(e)(2) 
would address the improvement activities ASM performance category, and 
Sec.  512.720(e)(3) would address the Promoting Interoperability ASM 
performance category. Except for the proposed new policy for small 
practices at proposed Sec.  512.720(e)(1)(iii), discussed later in this 
section of this proposed rule, the remaining proposed revisions to 
Sec.  512.720(e)(1) would not constitute substantive changes from the 
policies finalized in the CY 2026 PFS final rule. Rather, those 
proposed revisions would reorganize the existing provisions and make 
clarifying modifications to the regulatory text.
    Specifically, we propose to:
     Address the multiple data submissions policy for the ASM 
quality performance category at Sec.  512.720(e)(1), the improvement 
activities ASM performance category at Sec.  512.720(e)(2), and the 
Promoting Interoperability ASM performance category at Sec.  
512.720(e)(3). To accomplish this, we would:
    ++ Add the informative heading ``Quality ASM performance category'' 
to Sec.  512.720(e)(1).
    ++ Revise Sec. Sec.  512.720(e)(1)(i) and 512.720(e)(1)(ii) to 
reflect our policy for scoring multiple data submissions for the 
quality ASM performance category and make technical revisions to the 
text.
    ++ Redesignate existing Sec.  512.720(e)(2) describing our multiple 
data submission policy for the Promoting Interoperability ASM

[[Page 43973]]

performance category as new paragraph Sec.  512.720(e)(3)(i).
    ++ Redesignate the portions of Sec. Sec.  512.720(e)(1)(i) and 
512.720(e)(1)(ii) that address our multiple data submission policy for 
the improvement activities ASM performance category to Sec. Sec.  
512.720(e)(2)(i) and 512.720(e)(2)(ii).
    ++ Add the informative heading ``Improvement activities ASM 
performance category'' at Sec.  512.720(e)(2).
    ++ Revise newly redesignated Sec. Sec.  512.720(e)(2)(i) and 
512.720(e)(2)(ii) to make technical clarifications for the treatment of 
multiple data submissions for the improvement activities ASM 
performance category.
    ++ Add the informative heading ``Promoting Interoperability ASM 
performance category'' to new paragraph Sec.  512.720(e)(3).
    We invite public comment on this proposed reorganization of Sec.  
512.720(e).
(a) Multiple Data Submissions for the Quality ASM Performance Category 
for ASM Participants in Small Practices
    In the CY 2026 PFS final rule, we finalized that ASM participants 
in small practices may report quality measures in the quality ASM 
performance category at the group level (that is, TIN level) (90 FR 
49602). We finalized this policy because we recognize that reporting 
quality measures at the individual clinician level (that is, TIN/NPI 
level) may be particularly burdensome for ASM participants in small 
practices who may have limited capacity for data aggregation and 
reporting. We believe that EHR customization for individual-level 
reporting, and the costs associated with updating reporting mechanisms, 
may pose a larger burden on ASM participants in small practices 
compared to ASM participants in larger practices because small 
practices may not have the requisite support, such as infrastructure or 
staffing, to facilitate individual-level reporting. Importantly, this 
reporting flexibility does not change ASM's intention to measure 
individual ASM participant performance; rather, this flexibility is 
limited to the reporting and scoring of ASM non-administrative claims-
based quality measures. All other reporting and scoring requirements 
for the cost and quality ASM performance categories remain at the 
individual ASM participant level regardless of practice size. ASM 
participants in small practices would retain the option to report 
quality measure data at the individual level if they choose.
    After internal review of the provisions finalized in the CY 2026 
PFS final rule, we believe that permitting multiple submissions at 
different reporting levels within a small practice could create 
unintended incentives and scoring effects. If multiple reporting levels 
are permitted within the same small practice, an ASM participant's 
quality ASM performance category score could depend in part on the 
reporting level used, rather than on a consistent approach to reporting 
and evaluating quality performance. For example, a small practice could 
submit individual-level data for higher-performing ASM participants and 
group-level data for lower performing ASM participants. This 
variability could reduce comparability across ASM participants and 
create inconsistent scoring outcomes among ASM participants in similar 
practice arrangements. We believe ASM participants in small practice 
should report quality data at the reporting level that best meets their 
needs and capabilities.
    To ensure fair and consistent scoring of the quality ASM 
performance category, we are proposing at Sec.  512.720(e)(1)(iii) that 
if we receive any quality ASM performance category data at the group 
level (that is, TIN level) from an ASM participant in a small practice, 
we would score the group-level submission and assign that score to all 
individual ASM participants in the small practice. This proposal would 
mean that any individual-level (that is, TIN/NPI-level) submission 
received for any ASM participants in that small practice would not be 
scored if any group-level quality data submission is received.
    We believe this proposal would maintain the desired reporting 
flexibility to lower the administrative burden for ASM participants in 
small practices while preserving the integrity of the ASM scoring 
framework. Specifically, ASM participants in small practices would 
continue to have the option to report non-administrative claims-based 
ASM quality measures at either the group or individual level. Our 
proposed policy would mitigate the opportunity for ASM participants in 
small practices to submit data at multiples levels most opportune to 
achieve a higher score and establish a consistent scoring framework so 
that ASM participants in small practices are encouraged to submit 
required data based on needs and capabilities, rather than strategic 
performance considerations. Table B-D1 in this section of this proposed 
rule summarizes existing finalized policies and new proposals relating 
to our treatment of multiple data submissions for the quality ASM 
performance category.

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[GRAPHIC] [TIFF OMITTED] TP16JY26.050

    We seek comment on our proposal at Sec.  512.720(e)(1)(iii) to 
score any group-level quality data submission received from small 
practices and assign that score to all ASM participants in the small 
practice regardless of any individual-level quality data submission 
received for individual ASM participants in that same small practice.
d. Quality ASM Performance Category
(1) Background
    As discussed in the CY 2026 PFS final rule, the quality ASM 
performance category supports the broader goals of the model by 
incentivizing improvements in the quality of care and reductions in 
unnecessary or low-value services for patients with heart failure and 
low back pain. To accomplish these objectives, we finalized in the CY 
2026 PFS final rule the use of ASM cohort-specific quality measure sets 
at Sec.  512.725(b) (heart failure) and Sec.  512.725(c) (low back 
pain) (90 FR 49606). ASM participants must report all measures 
applicable to their ASM cohort, with administrative claims-based 
measures calculated by us. This structure is similar to other CMS 
programs, such as MIPS Value Pathways (MVPs), that entail reporting on 
a clinically relevant subset of measures tailored to an eligible 
clinician's specialty and patient population. It also minimizes 
reporting burden, promotes consistency in measurement over the duration 
of the ASM test period, and supports rigorous evaluation by maintaining 
a stable set of quality indicators.
    In finalizing these policies, we sought to ensure that each ASM 
cohort-specific quality measure set reflects agency goals to advance 
value-based care by linking payment to meaningful improvements in 
clinical outcomes and beneficiary experience. The measures selected for 
ASM represent a mix of utilization-focused measures, evidence-based 
care measures, and patient-reported outcome or experience measures. 
This structure supports nationwide measurement efforts focused on 
outcomes, safety, and patient experience.
    We intend for the quality measure sets applicable to each ASM 
cohort to remain stable throughout the ASM test period; however, we may 
propose additions or removals through notice-and-comment rulemaking if 
refinements to the measure sets are warranted. Such updates may be 
considered in response to interested parties' feedback, changes in 
clinical guidelines, updates to measures used in ASM or other CMS 
programs, or the development of new quality measures. This framework 
keeps the quality ASM performance category aligned with current 
clinical practice while providing predictability that may reduce 
administrative burden over time.
(2) Low Back Pain Quality Measure Set
(a) Low Back Pain Imaging Measure for the ASM Low Back Pain Cohort
    In the CY 2026 PFS proposed rule, we proposed inclusion of the 
``Magnetic Resonance Imaging (MRI) Lumbar Spine for Low Back Pain, 
Respecified to Be Relevant to ASM Participants Treating Low Back Pain'' 
measure in the ASM low back pain quality measure set (90 FR 32593 
through 32597), but did not finalize its inclusion based on interested 
parties' feedback (90 FR 49616 through 49618). We indicated in the CY 
2026 PFS final rule that we intended to revisit the inclusion of this 
measure in future notice-and-comment rulemaking (90 FR 49617). We 
indicated revisiting because the ASM low back pain cohort had only four 
quality measures, and none were focused on excess utilization or 
efficiency. As our goal is to have a well-rounded measure set for each 
ASM cohort that includes this focus area, we sought to include a 
measure that would complete the ASM low back pain quality measure set.
    We are proposing at Sec.  512.725(c)(5) to include the ``Magnetic 
Resonance Imaging (MRI) Lumbar Spine for Low Back Pain (modified for 
ASM)'' measure in the ASM low back pain quality measure set. This 
proposal would meet the goals of the ASM low back pain cohort's quality 
measure set of having an excess utilization focused measure. This 
measure is modified from the

[[Page 43975]]

``Magnetic Resonance Imaging (MRI) Lumbar Spine for Low Back Pain'' 
measure that was specified for use in hospital outpatient departments 
at the facility level and previously included in the Hospital 
Outpatient Quality Reporting Program (HOQRP) as OP-8 (73 FR 
68766).\166\ While we removed the measure from the HOQRP in 2017 due to 
limited reliability from low average facility-level volumes, we have 
since re-evaluated the measure for use in ASM. In reassessing this 
measure, we considered interested parties' feedback, technical expert 
input, and measure reevaluation activities. Commenters and experts 
indicated that, while the clinical concept remains important for 
assessing low-value imaging, the prior specification presented 
challenges related to attribution at the facility level, small sample 
sizes, and limited applicability to certain care delivery contexts. 
Interested parties also recommended exploring refinements to improve 
measure reliability and alignment with clinician decision-making in 
ambulatory specialty settings.
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    \166\ Hospital Outpatient Quality Reporting [verbar] Partnership 
for Quality Measurement. P4qm.org. Published 2025. Accessed April 
23, 2025. https://p4qm.org/taxonomy/term/216.
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    In response, we have made targeted specification modifications to 
improve the measure's applicability and statistical reliability in the 
ASM context. We believe these modifications address the previously 
identified limitations while preserving the measure's clinical intent 
of reducing unnecessary imaging for low back pain.
    We believe the proposed administrative claims-based quality measure 
would effectively evaluate overuse and incentivize reductions in 
inappropriate MRI imaging for low back pain. Routine imaging (such as 
MRI) is not recommended for patients with non-specific low back pain in 
the absence of certain clinical indicators and concerning 
features.\167\ However, analyses have shown that a significant 
proportion of patients with low back pain undergo imaging, often within 
the first few weeks of symptom onset, despite the lack of clear 
indication.\168\ Overuse of imaging for low back pain can lead to 
unnecessary health care costs and potential patient harm from the 
cascade effect, where MRI findings, many incidental, may prompt further 
unnecessary testing or procedures.169 170 By including this 
measure in the ASM low back pain quality measure set, ASM would aim to 
incentivize adherence to evidence-based guidelines and a reduction of 
unnecessary MRIs for patients with uncomplicated low back pain, where 
an MRI is not clinically indicated, particularly in the initial stages 
of evaluation and management. We believe this could also improve 
patient experience to the extent it reduces time spent at medical 
appointments and out-of-pocket health care costs. Furthermore, as an 
administrative claims-based quality measure, ASM low back pain 
participants would not assume new reporting requirements for this 
measure. We would provide detailed measure information for the MRI 
Lumbar Spine for Low Back Pain (modified for ASM) on the ASM website 
before the start of the 2027 ASM performance year, if finalized, to 
educate ASM participants on how they would be measured.
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    \167\ North American Spine Society. Clinical Guidelines for 
Multidisciplinary Spine Care: Diagnosis and Treatment of Low Back 
Pain. North American Spine Society; 2020. https://www.spine.org/Portals/0/assets/downloads/ResearchClinicalCare/Guidelines/LowBackPain.pdf.
    \168\ Medicare Payment Advisory Commission. Health Care Spending 
and the Medicare Program: A Data Book. Medicare Payment Advisory 
Commission; July 2021. Accessed July 7, 2026. https://www.medpac.gov/wp-content/uploads/2021/10/July2021_MedPAC_DataBook_Sec7_SEC.pdf.
    \169\ Litkowski PE, Smetana GW, Zeidel ML, Blanchard MS. Curbing 
the Urge to Image. The American Journal of Medicine. 
2016;129(10):1131-1135. doi: https://doi.org/10.1016/j.amjmed.2016.06.020.
    \170\ Chou R. Diagnostic Imaging for Low Back Pain: Advice for 
High-Value Health Care From the American College of Physicians. 
Annals of Internal Medicine. 2011;154(3):181. doi: https://doi.org/10.7326/0003-4819-154-3-201102010-00008.
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    Our modifications seek to improve clinical validity and reliability 
for the purposes of ASM. Two of our modifications were related to 
denominator exclusions and the measure's performance period. We also 
made modifications to provider attribution, minimum case count, and the 
lookback period for antecedent care, for which we offer alternative 
options that seek comment on. We believe the modifications we propose 
in this proposed rule as part of the ``Magnetic Resonance Imaging (MRI) 
Lumbar Spine for Low Back Pain (modified for ASM)'' measure to be 
appropriately tailored to measure performance of ASM participants 
ordering inappropriate MRIs for patients with low back pain.
    We seek comment on the inclusion of MRI Lumbar Spine for Low Back 
Pain (modified for ASM) measure in the ASM low back pain quality 
measure set at Sec.  512.725(c)(5).
    We discuss modifications to the measure's specifications in the 
remainder of this section of this proposed rule, including seeking 
comment on potential alternatives to the proposed modifications related 
to provider attribution, minimum case count, and the lookback period 
for antecedent care.
(i) Denominator Exclusions
    We conducted an evaluation of the measure's denominator exclusions 
to ensure that they reflect current clinical guidelines and 
appropriately identify cases where early lumbar spine imaging is 
clinically justified. This evaluation focused on exclusions that 
previously removed a large number of cases under the OP-8 
specifications and involved reviewing each diagnosis code individually. 
Removing a large number of cases in OP-8 presented risks to the 
applicability and reliability of the measure.
    We identified three clinical areas that had a large number of 
exclusions: cancer diagnoses, neurological impairment, and autoimmune 
or inflammatory conditions. Physicians assessed each code under these 
categories for appropriateness to include in the measure denominator. 
Most conditions, such as ``red flag'' signs and symptoms and for 
malignant neoplasms and autoimmune disorders where imaging would be 
warranted (regardless of completion of conservative therapy), were 
maintained as denominator exclusions. Conditions, such as benign 
neoplasm of the colon and hemangioma of skin and subcutaneous tissue, 
were removed as denominator exclusions since their presence would not 
warrant an immediate MRI for a patient with low back pain; the 
condition alone would not preclude a patient with low back pain from 
attempting conservative therapy prior to receiving a lumbar MRI. To 
improve clinical validity and acceptability, conditions and diagnoses 
were not removed as denominator exclusions if they were present in the 
list of denominator exclusions in the Healthcare Effectiveness Data and 
Information Set (HEDIS) Use of Imaging Studies for Low Back Pain 
measure.\171\ Under this approach, we ultimately aligned with the same 
exclusion logic used in the HEDIS Use of Imaging Studies for Low Back 
Pain measure and only diagnosis codes present in that measure and 
supported by clinical review remained as denominator exclusions in our 
ASM measure. As a result of these refinements, the ASM measure's 
exclusion criteria differ from the prior OP8 specification in these 
three clinical areas with the goal of

[[Page 43976]]

more closely aligning to evidence-based practice guidelines.
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    \171\ National Committee for Quality Assurance. Use of Imaging 
Studies for Low Back Pain (LBP). NCQA, https://www.ncqa.org/report-cards/health-plans/state-of-health-care-quality-report/use-of-imaging-studies-for-low-back-pain-lbp/. Accessed 6 Apr. 2026.
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    In our analysis, these changes result in the inclusion of a 
significant number of imaging studies that would previously have been 
excluded, representing 52 percent of the cases that would have been 
removed under the earlier specification. Retaining these cases 
strengthens this measure by increasing denominator volume and improving 
our ability to identify potentially unnecessary imaging. We believe 
these refinements enhance the measure's clinical validity by ensuring 
that exclusions are limited to diagnoses that represent appropriate 
indications for more immediate imaging that do not warrant a prior 
trial of conservative therapy.
(ii) Performance Period
    We evaluated the performance period for the measure to ensure that 
ASM participant-level scores are reliable and suitable for use in the 
model's quality assessment framework. The original HOQRP version of the 
measure used a single-year performance period, which limited the number 
of eligible MRI studies available for scoring and contributed to 
concerns about measure reliability.\172\ To address these issues, we 
tested an expanded performance period that included all eligible lumbar 
spine MRI studies occurring within a rolling 24-month window. Under 
this approach, each MRI meeting denominator criteria during the 2-year 
period was included in measure calculation, thereby significantly 
increasing the number of cases available for analysis. Testing showed 
that the expanded 2-year performance period resulted in approximately a 
100 percent increase in denominator volume relative to a 1-year period. 
This increase in case volume improved the precision of ASM participant-
level estimates and reduced small-sample volatility, particularly for 
clinicians with lower annual MRI volumes. We believe that a 2-year 
performance period enhances measure stability and supports more 
dependable performance assessment across all ASM low back pain 
participants and overcomes limitations and concerns that existed when 
the measure existed in the HOQRP. This is especially important for 
utilization measures, where annual case counts can vary substantially 
among specialties and practice types. Based on these findings, we 
believe that a rolling 24-month period provides the most robust and 
actionable representation of clinician imaging practices.
---------------------------------------------------------------------------

    \172\ Hospital Outpatient Specifications Manuals, Hospital 
Outpatient Quality Reporting. CMS.gov. Accessed March 27, 2026. 
https://qualitynet.cms.gov/outpatient/specifications-manuals.
---------------------------------------------------------------------------

(iii) Provider Attribution
    The management of low back pain often involves several specialists 
over an extended period, and diagnostic and treatment decisions 
typically develop through multiple clinical encounters rather than a 
single visit. In modifying the original HOQRP measure for use in ASM, 
we had to address how to transition the measure from its original 
hospital outpatient department attribution method, which assigned 
imaging only to the facility that billed the MRI claim, to an approach 
that reflects physician-level accountability. This work included 
evaluating a single-participant attribution method that assigns each 
MRI to the physician with the highest number of qualifying encounters 
during the lookback period and a multiple-participant attribution 
method that assigns the MRI to all physicians who provided qualifying 
services to the patient. Testing showed that the multiple-participant 
method increased the number of attributed MRI studies by roughly 26 
percent after exclusions, which strengthened measure stability and 
improved representation of the various physicians involved in that 
beneficiary's care. Multiple attribution better reflects real-world 
care patterns, particularly in increasingly common cases where 
beneficiaries receive longitudinal care by different team members over 
time. This approach also supports ASM's goals by recognizing the shared 
nature of clinical responsibility for decisions that influence 
downstream utilization and patient outcomes. Also, including all 
clinicians who contributed meaningfully to the beneficiary's care 
ensures that performance assessment captures the full set of ASM low 
back pain participants who may influence imaging decisions. We believe 
this attribution method provides a more complete and accurate 
understanding of imaging practices within the ASM low back pain cohort. 
For these reasons, we are proposing multiple-participant attribution.
    We also considered an alternative approach that would attribute 
each MRI to a single physician. Under this option, an MRI would be 
assigned to the ASM participant who furnished the highest number of 
qualifying encounters during the attribution window, which reflects a 
single point of clinical responsibility for many beneficiaries. This 
approach would provide a more streamlined assignment method and could 
reduce attribution complexity for the measure, but may not be 
reflective of real-world practice patterns and results in fewer 
attributed beneficiaries per ASM participant and thus slightly lower 
measure reliability.
    We seek comment on the proposed use of a multiple-participant 
attribution method for this quality measure. We also seek comment on 
the alternate proposal of an attribution method involving a single ASM 
participant.
(iv) Minimum Case Count
    We evaluated the appropriate minimum case count threshold for the 
MRI Lumbar Spine for Low Back Pain (modified for ASM) measure to ensure 
that clinician-level performance scores are reliable for use in the 
model's quality assessment framework. Low case volumes may produce 
substantial variation in provider scores and a wider distribution of 
results, which could reduce the measure's ability to distinguish true 
performance differences. At lower thresholds, such as one or 10 cases, 
our analysis found that many ASM low back pain participants would have 
insufficient volume to support stable estimates, and reliability 
decreased accordingly. At a threshold of 20 cases, the measure showed 
stronger reliability and a narrower distribution of scores across ASM 
participants, indicating that estimates were more consistent and 
reflective of meaningful patterns of imaging use. The threshold of 20 
cases aligns with the ASM participant eligibility criteria that, in 
part, requires an ASM low back pain participant to have historically 
been attributed at least 20 low back pain EBCM episodes. The threshold 
of 20 cases also aligns with the case minimums for the other quality 
measures in the ASM low back pain quality measure set. This alignment 
ensures that the case count threshold is both operationally feasible 
and representative of the expected care volume for ASM participants. In 
addition, maintaining a minimum of 20 cases reduces the influence of 
isolated or atypical events that may disproportionately affect results 
when volumes are low. The analysis further showed that a substantial 
proportion of ASM low back pain participants would continue to meet 
eligibility for scoring at this case threshold, preserving the ability 
to assess quality performance across a broad ASM participant 
population. We believe that maintaining a minimum of 20 cases 
appropriately balances inclusiveness and methodological rigor. For 
these reasons, we propose a threshold of 20 cases for the MRI Lumbar 
Spine for Low Back Pain (modified for ASM) measure.
    We also considered an alternative minimum case count of 10 for the 
MRI

[[Page 43977]]

Lumbar Spine for Low Back Pain (modified for ASM) measure. A threshold 
of 10 would allow a greater number of ASM low back pain participants to 
be scored on the measure, particularly those with smaller patient 
panels or lower annual imaging volume. Although reliability is lower at 
this threshold relative to a minimum of 20 cases, a 10-case minimum 
would offer meaningful insight into specialist practice patterns while 
expanding the proportion of ASM low back pain participants scored on 
the measure.
    We seek comment on the proposed minimum case count of 20. We also 
seek comment on the alternate proposal of a minimum case count of 10.
(v) Lookback Period
    We evaluated the attribution lookback period to determine the 
timeframe during which clinician services should be considered for 
assigning each lumbar spine MRI to ASM low back pain participants. The 
measure needs a lookback period long enough to capture clinical 
encounters that inform decisions about imaging, while still maintaining 
a clear and comprehensive lookback approach. Chronic low back pain is 
managed over extended periods, and patients frequently receive 
evaluation and treatment, and require care coordination from multiple 
clinicians during this time. Based on these care patterns, we examined 
whether a longer window would more accurately identify the set of 
clinicians who meaningfully influence imaging decisions. Testing 
demonstrated that a 365-day lookback period compared to a shorter 
window like 90-days substantially increased the number of attributed 
MRI studies by approximately 27 percent. We believe a 365-day period 
better reflects the longitudinal nature of chronic low back pain 
management and ensures that attribution captures the full course of 
care that precedes a patient's imaging event. A full-year window also 
aligns with the model's annual performance period and improves 
consistency across the various quality measures included in the model. 
We believe that adopting a 365-day lookback window strengthens the 
completeness of performance assessment by ensuring that clinicians who 
contribute meaningfully to care are appropriately included. For these 
reasons, we are proposing to use a 365-day lookback period for 
attribution of MRI studies within the measure.
    We also considered an alternative 120-day lookback period. This 
approach would limit attribution to ASM low back pain participants who 
furnished lower back pain-related services in closer proximity to the 
imaging event and, therefore, would provide a more focused reflection 
of recent clinical decision-making. However, it would also result in 
fewer cases per ASM participant, which could create a narrower view of 
the ASM participant's trends related to MRI referral and low back pain.
    We seek comment on the proposed 365-day lookback period and the 
alternative of a 120-day lookback period.
(b) Removing Functional Status Change for Patients With Low Back 
Impairments (MIPS Q220) and Adding Functional Outcome Assessment (MIPS 
Q182)
    In the CY 2026 PFS final rule (90 FR 49620 through 49622), we 
finalized inclusion of Functional Status Change for Patients with Low 
Back Impairments (MIPS Q220) in the ASM low back pain quality measure 
set because it captures functional outcomes that are directly relevant 
to patients' experience of low back pain and their ability to perform 
daily activities. We noted that the measure aligns with the model's 
emphasis on patient-centered outcomes and longitudinal management and 
complements the broader set of prevention and utilization-focused 
measures included in the ASM low back pain quality measure set.
    Since publication of the CY 2026 PFS final rule, the measure 
steward has indicated that they no longer intend to maintain Functional 
Status Change for Patients with Low Back Impairments (MIPS Q220), 
including key operational components such as the survey's online 
portal. Consistent with this change, we are removing this measure from 
the MIPS measure inventory.
    Accordingly, we are proposing at Sec.  512.725(c)(4) to remove the 
Functional Status Change for Patients with Low Back Impairments (MIPS 
Q220) from the ASM low back pain quality measure set and replace it 
with Functional Outcome Assessment (MIPS Q182). This proposal would 
address the absence of the MIPS 220 measure by replacing one measure of 
functional status with another.
    We believe that Functional Outcome Assessment (MIPS Q182) 
represents an appropriate replacement as it meets similar goals as the 
inclusion of MIPS Q220 and may be familiar to many ASM low back pain 
participants. However, we note that we intend to pursue the future 
adoption of a more robust patient-reported outcome performance measure 
(PRO-PM) to further emphasize the importance of functional status 
improvement within ASM. Such a change to the ASM low back pain quality 
measure set would be proposed via future notice-and-comment rulemaking.
    Functional Outcome Assessment (MIPS Q182) promotes the routine 
assessment of functional status and requires clinicians to document a 
care plan when functional outcome deficiencies are identified. As such, 
the measure supports a more patient-centered approach to care by 
encouraging ASM participants to incorporate patients' reported 
experiences and functional status assessments and limitations into 
clinical decision-making. The measure leverages patient-reported 
outcome tools and surveys to facilitate meaningful communication 
between clinicians and their patients regarding symptoms, daily 
functioning, and treatment goals; as a result, identified concerns can 
be addressed as part of the evaluation and management of the patient.
    We believe that systematic measurement and improvement of 
functional status can increase patient self-efficacy, improve overall 
well-being, and potentially reduce downstream healthcare utilization 
and costs. Additionally, the use of validated and standardized 
assessment tools may enhance the reliability and sensitivity of 
detecting functional impairments and monitoring changes over time, 
particularly among older adults with low back pain.\173\
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    \173\ Wong AY, Karppinen J, Samartzis D. Low back pain in older 
adults: risk factors, management options and future directions. 
Scoliosis and Spinal Disorders. 2017;12(1):1-23. doi: https://doi.org/10.1186/s13013-017-0121-3.
---------------------------------------------------------------------------

    Although Functional Outcome Assessment (MIPS Q182) does not require 
the use of a specific instrument, examples of appropriate, validated 
tools relevant to the ASM low back pain cohort include the Modified 
Oswestry Disability Index and the Patient-Reported Outcomes Measurement 
Information System (PROMIS). The use of such tools is supported by 
clinical guidelines and professional organizations. For example, the 
American Academy of Orthopaedic Surgeons recommends the Modified 
Oswestry Disability Index as a preferred instrument for assessing 
functional outcomes in spine care.174 175 These functional 
status instruments may also capture information related to

[[Page 43978]]

modifiable risk factors, such as physical activity levels and social 
isolation, which can inform clinical discussions and interventions 
aimed at preventing the progression of low back pain and associated 
comorbid conditions.
---------------------------------------------------------------------------

    \174\ North American Spine Society. Clinical Guidelines for 
Multidisciplinary Spine Care: Diagnosis and Treatment of Low Back 
Pain. North American Spine Society; 2020.
    \175\ Performance Measures by Orthopaedic Subspecialty. 
Aaos.org. Published 2025. Accessed April 23, 2025. https://www.aaos.org/quality/research-resources/patient-reported-outcome-measures/performance-measures-by-orthopaedic-subspecialty.
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    This proposal also responds to interested parties' feedback 
regarding operational concerns with Functional Status Change for 
Patients with Low Back Impairments (MIPS Q220). In addition, Functional 
Outcome Assessment (MIPS Q182) aligns with the Quality Payment 
Program's Rehabilitative Support for Musculoskeletal Care MIPS Value 
Pathway (MVP), further supporting its inclusion in the ASM. We also 
note that Functional Outcome Assessment (MIPS Q182) has a MIPS CQM 
collection type, the same collection type as the Functional Status 
Change for Patients with Low Back Impairments (MIPS Q220).
    By embedding accountability for assessing and addressing functional 
status into the ASM quality measure set for ASM participants who treat 
low back pain, this measure supports a comprehensive, longitudinal 
approach to low back pain management, including appropriate evaluation, 
treatment planning, and ongoing monitoring of patient outcomes.
    We seek comment on our proposal at Sec.  512.725(c)(4) to remove 
the Functional Status Change for Patients with Low Back Impairments 
(MIPS Q220) from the ASM low back pain quality measure set and replace 
it with Functional Outcome Assessment (MIPS Q182).
(3) Data Completeness Requirement for the Quality ASM Performance 
Category
    As discussed in the CY 2026 PFS final rule (90 FR 49631), we 
finalized policies to establish a data completeness requirement for 
applicable quality measures in the quality ASM performance category. 
Under this requirement, ASM participants reporting MIPS clinical 
quality measures (MIPS CQMs) or eCQMs would be required to submit data 
for at least 75 percent of patients who meet the denominator criteria 
for each measure, regardless of payer.
    The regulatory text at Sec.  512.725(f)(3) describing the data 
completeness requirement includes a non-substantive typographical error 
of a misplaced possessive ``s'' on ``ASM''.
    We propose at Sec.  512.725(f)(3) correct this typographical error 
so that it would read: ``CMS excludes from an ASM participant's total 
measure achievement points and total available measure achievement 
points any measure required under paragraph (b) or (c) of this section 
that meets the respective measure's data completeness requirement but 
does not have a benchmark.'' We believe this correction clarifies the 
regulatory text without substantively changing the policy under 
existing provisions.
    We seek comment on our proposal to modify Sec.  512.725(f)(3) to 
correct this typographical error.
(4) Scoring and Benchmarks for Quality Measures
    As discussed in the CY 2026 PFS final rule (90 FR 49634 through 
49635), we finalized policies to benchmark and score ASM quality 
measures. We will use measure-specific benchmarks where separate 
benchmarks are calculated for each measure and collection type to 
reflect meaningful performance differences among ASM participants. 
Quality measure benchmarks will be derived from ASM participant data 
from the current or prior ASM performance years, or another CMS-
determined period. We determined that separate benchmarks by collection 
type (for example, MIPS CQM and eCQM) are more appropriate than a 
single benchmark for each measure aggregated across collection types 
due to established scoring variation across collection types. 
Benchmarks will be decile-based percentile distributions, which enable 
consistent scoring and translate measure performance values uniformly. 
To score reported data against the benchmarks, ASM participants' 
performance on each measure will be mapped to decile ranges, with one 
to 10 achievement points assigned according to the decile in which the 
measure's reported rate falls.
    In the CY 2026 PFS final rule, we explained that administrative 
claims-based quality measures do not require data submission (90 FR 
49616) and finalized corresponding administrative claims-based quality 
measure scoring policies (90 FR 49630). However, we did not specify 
whether we would score such measures at the group (that is, TIN) or 
individual (that is, TIN/NPI) level.
    We are now proposing to specify the level at which we would 
calculate administrative claims-based quality measures. Specifically, 
we propose at Sec.  512.725(e)(3)(i) to score all administrative 
claims-based quality measures at the individual (that is, TIN/NPI) 
level to ensure that performance assessment reflects the individual ASM 
participant performance regardless of eligibility to report quality 
measures at the group (that is, TIN) level. Administrative claims-based 
quality measures do not require ASM participants to submit data, 
thereby reducing reporting burden for all ASM participants, including 
those that may be from a small group practice or face resource 
constraints. Scoring these measures at the individual (that is, TIN/
NPI) level preserves the model's intended focus on individual 
specialist accountability.
    We also propose modifications to Sec. Sec.  512.725(h)(1) and 
512.725(h)(2) to clarify quality ASM performance category scoring 
policies applicable to quality measures reported by an ASM participant, 
compared to administrative claims-based quality measures calculated by 
us. These proposals aim to align regulatory text with the nature of 
quality measure collection types, distinguishing quality measures for 
which ASM participants actively submit data from administrative claims-
based quality measures that we calculate and therefore do not require 
data submission.
    Accordingly, we propose to reorganize and revise regulatory text at 
Sec.  512.725(h)(1)(i) to clarify the different requirements that 
administrative claims-based quality measures and non-administrative 
claims-based quality measures must meet to be scored. Specifically, we 
propose to remove the phrase ``on which data is submitted'' from Sec.  
512.7250(h)(1)(i), which describes how ASM participants are awarded 
achievement points for quality measures that meet the specified 
criteria, to conform with the proposed reorganization of this section 
of regulatory text.
    We also propose to describe all scoring requirements for non-
administrative claims-based quality measures at Sec.  
512.725(h)(1)(i)(A). Specifically, we propose to redesignate former 
regulatory text Sec.  512.725(h)(1)(i)(A) through (h)(1)(i)(C) as Sec.  
512.725(h)(1)(i)(A)(1) through (h)(1)(i)(A)(3), respectively. We then 
propose to revise Sec.  512.725(h)(1)(i)(A) to describe that quality 
measures other than administrative claims-based quality measures must 
meet the requirements described at Sec.  512.725(h)(1)(i)(A)(1) through 
(h)(1)(i)(A)(3) to be scored. We also propose to redesignate regulatory 
text formerly at Sec.  512.725(h)(1)(i)(D) to Sec.  512.725(h)(1)(i)(B) 
and to revise text to clarify the scoring requirements for 
administrative claims-based quality measures. We note that these 
proposed revisions do not make substantive changes to existing scoring 
requirements but would provide greater clarity to ASM participants on 
the specific requirements for quality measures to be scored.

[[Page 43979]]

    We also propose to clarify our provisions related to the 
determination of quality measure benchmarks. Specifically, we propose 
to remove Sec.  512.725(h)(2)(iii), which describes the periods we may 
use to calculate administrative claims-based quality measure 
benchmarks. We believe this paragraph is unnecessary in light of Sec.  
512.725(h)(2)(i), which sufficiently describes the periods we may use 
to calculate any quality benchmark, whether administrative claims-based 
or otherwise. To conform with this proposal, we also propose to remove 
cross-references to Sec.  512.725(h)(2)(iii) from Sec. Sec.  
512.725(h)(1)(i)(D) and 512.725(h)(2)(i), as well as redesignate former 
Sec.  512.725(h)(2)(iv) as new Sec.  512.725(h)(2)(iii). These 
proposals would allow more flexibility in determining appropriate and 
fair benchmarks and ensure that benchmark time periods align with the 
performance periods of the administrative claims-based quality 
measures.
    We also propose to clarify quality measure scoring when we are 
unable to determine a benchmark. Specifically, we propose at Sec.  
512.725(h)(2)(iv) that we would exclude any required quality measure 
for which we cannot calculate a benchmark in the determination of an 
ASM participant's quality ASM performance category score. We would do 
so by removing the total measure achievement points (that is, the 
points calculated for the numerator of the quality ASM performance 
category score) and the total available measure achievement points 
(that is, the points calculated for the denominator of the quality ASM 
performance category score) from the quality ASM performance category 
score calculation for any quality measure that lacks a benchmark. While 
we state that a quality measure must have a benchmark to be scored 
under proposed Sec.  512.725(h)(1)(i), we believe that this proposal 
clarifies the effect of a quality measure lacking a benchmark on the 
overall quality ASM performance category score.
    We seek comment on our proposal at Sec.  512.725(e)(3)(i) to score 
all administrative claims-based quality measures at the TIN/NPI level. 
We also seek comment on our proposed reorganization of regulatory text 
at Sec.  512.725(h)(1)(i) to separately describe the scoring 
requirements for non-administrative claims-based quality measures and 
administrative claims-based quality measures. We seek comment on our 
proposals at Sec.  512.725(h)(2) to clarify provisions related to the 
determination of quality measure benchmarks. Finally, we seek comment 
on our proposal at Sec.  512.725(h)(2)(iv) describing how we would 
account for quality measures without benchmarks in the quality ASM 
performance category score calculation.
(5) Voluntary Data Submission for the Development of Patient-Reported 
Outcome-Based Performance Measures (PRO-PMs)
    As discussed in the CY 2026 PFS final rule (90 FR 9612), we are 
considering future adoption of one or more patient-reported outcome-
based performance measures (PRO-PMs) in ASM that would evaluate changes 
in patient-reported health status, physical function, symptoms, 
aggregate patient-reported health status, or other related outcomes 
over time. Unlike a functional status process measure that assesses 
whether a functional status assessment or other patient-reported 
assessment was completed, a PRO-PM would collect information directly 
from patients to assess whether the care furnished by an ASM 
participant is associated with improvement in, or slowing of decline 
in, ASM beneficiary-reported outcomes. We believe such measures could 
better capture outcomes that matter to ASM beneficiaries and support 
more patient-centered specialty care. Standardized assessment of 
patient-reported health status using a validated questionnaire can be 
useful for providing incremental information related to patient 
functional status and prognosis. It is also an independent predictor of 
hospitalization and mortality.\176\ PRO-PMs may also encourage ASM 
participants to incorporate the patient voice and lived experience into 
clinical decision-making, treatment planning, longitudinal monitoring, 
and shared decision-making. At this time, we are considering the 
development of PRO-PMs specific to each ASM targeted chronic condition.
---------------------------------------------------------------------------

    \176\ Heidenreich PA, Bozkurt B, Aguilar D, et al. 2022 AHA/ACC/
HFSA Guideline for the Management of Heart failure: a Report of the 
American College of Cardiology/American Heart Association Joint 
Committee on Clinical Practice Guidelines. Circulation. 
2022;145(18). doi: https://doi.org/10.1161/cir.0000000000001063.
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    We are interested in using the Patient-Reported Outcomes 
Measurement Information System (PROMIS) as the basis for a PRO-PM as it 
is a set of standardized, validated patient-reported outcome 
instruments that can be used to assess domains such as physical 
function, symptoms, pain interference, mental health, social health, 
and quality of life.\177\ We believe PROMIS would allow for a 
standardized measurement framework across ASM participants, ASM 
targeted chronic conditions, and care settings. Unlike other patient-
reported outcome (PRO) instruments that exclusively focus on a 
particular clinical population, PROMIS includes domains relevant across 
chronic conditions and can be administered through flexible formats, 
including short forms and computer adaptive tests. It also has 
condition-specific profiles, like PROMIS+HF, that is relevant to 
ASM.\178\ Finally, other Innovation Center models either use or plan to 
use PROMIS, such as the Advancing Chronic Care with Effective, Scalable 
Solutions (ACCESS) Model.\179\ We also note that PROMIS is already a 
permitted standardized tool to satisfy the Functional Status 
Assessments for Heart Failure measure (MIPS Q377) in the ASM heart 
failure cohort quality measure set and the proposed Functional Outcome 
Assessment measure (MIPS Q182) in the ASM low back pain cohort quality 
measure set.
---------------------------------------------------------------------------

    \177\ ``Patient-Reported Outcomes Measurement Information System 
(PROMIS).'' NIH Common Fund, National Institutes of Health, https://commonfund.nih.gov/promis.
    \178\ Ahmad, Fatima S., et al. ``Validation of PROMIS+HF Profile 
Instruments in Heart Failure Patients.'' ESC Heart Failure, vol. 9, 
no. 5, 2022, pp. 3380-3392. PubMed Central, https://pmc.ncbi.nlm.nih.gov/articles/PMC9715763/.
    \179\ ``ACCESS (Advancing Chronic Care with Effective, Scalable 
Solutions) Model.'' Centers for Medicare & Medicaid Services, U.S. 
Department of Health and Human Services, https://www.cms.gov/priorities/innovation/innovation-models/access.
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    We recognize that some ASM participants may currently use different 
patient-reported assessment instruments. To the extent scientifically 
appropriate, existing crosswalks or linking methods may help inform 
transitions from other instruments to PROMIS. For example, PROsetta 
Stone provides methods for linking PROMIS scores with other patient-
reported outcome measures (PROMs) that assess similar concepts, which 
may support comparability across instruments.\180\ This could provide 
flexibility for ASM participants using other instruments while 
preserving the standardized measurement framework that would be 
important for PRO-PM development.
---------------------------------------------------------------------------

    \180\ ``PROsetta Stone.'' PROsetta Stone, https://www.prosettastone.org.
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    While we are prioritizing PROMIS data collection, we are also 
interested in collecting data from other PRO instruments where 
appropriate to support evaluation and validation of PROM-to-PROM 
crosswalks that may facilitate future PRO-PM implementation.
    We believe providing an opportunity for voluntary data submission 
would be an important step toward developing

[[Page 43980]]

meaningful, patient-centered outcome measures for ASM. Incentivizing 
early submission of PROMIS and, potentially, other PRO data would help 
us determine whether future PRO-PMs are feasible and appropriate to be 
proposed for inclusion in the model through notice-and-comment 
rulemaking. This voluntary data submission approach would also provide 
ASM participants an opportunity to build PRO data collection 
infrastructure before any future PRO-PM would be proposed as a quality 
measure used in evaluating performance under ASM.
(a) Quality ASM Performance Category Scoring Incentive for Voluntary 
Patient-Reported Outcome (PRO) Data
    To support the development of PRO-PMs under ASM, we propose to 
establish a voluntary data submission opportunity and scoring incentive 
for ASM participants to report PRO data, including data collected using 
PROMIS instruments and, as applicable, other CMS-specified PRO 
instruments. The goal of this data submission would be to support the 
development, testing, and potential future inclusion of PRO-PMs in 
ASM's quality measure sets. Since ASM currently does not require ASM 
participants to submit PROMIS or other PRO data for measure development 
purposes, we recognize that there may be insufficient incentives for 
ASM participants to voluntarily collect and submit such data. We 
believe establishing an appropriate incentive for voluntary data 
submission by ASM participants would support efforts to collect the 
data needed to inform PRO-PM development and whether any developed PRO-
PM would be feasible for inclusion in an ASM cohort's quality measure 
set during the ASM test period. We believe this proposal is consistent 
with the Innovation Center's authority under section 1115A of the Act 
to test innovative payment and service delivery models that improve the 
quality and coordination of care, including approaches that support 
development and assessment of patient-centered quality measurement and 
beneficiary-reported outcomes.
    Specifically, we propose at Sec.  512.725(i) to create a quality 
ASM performance category scoring incentive by adding 5 points to an ASM 
participant's quality ASM performance category score for an applicable 
ASM performance year if the ASM participant submits beneficiary-level 
PRO data that meets criteria established by CMS, provided such 
additional points would not cause the ASM participant's score to exceed 
the maximum quality ASM performance category score otherwise available 
under the model. We refer readers to the proposed PRO data submission 
criteria discussed later in this section of this proposed rule. We also 
refer readers to section III.D.2.f.(4) of this proposed rule where we 
propose to notify an ASM participant if they meet the data submission 
requirements to receive the quality ASM performance category scoring 
incentive through their annual ASM performance report.
    We believe that this scoring incentive approach would recognize the 
additional effort required to collect and submit PRO data and would 
avoid disadvantaging ASM participants not yet prepared to voluntarily 
collect and submit PRO data. The proposed 5-point scoring incentive 
added to the quality ASM performance category score represents half of 
the maximum quality measure achievement points for a single quality 
measure. We believe this amount appropriately incentivizes voluntary 
data submission by offering an increase to the quality ASM performance 
category score without equaling the maximum achievement points that can 
be earned through performance on quality measures. We believe such an 
approach would preserve the integrity and importance of the existing 
quality measure set required of each ASM participant. We further 
believe that structuring the scoring incentive so that an ASM 
participant's total quality ASM performance category score cannot 
exceed the category's maximum score would preserve the integrity and 
fairness of performance comparisons while encouraging voluntary data 
submission.
    Eligibility for the scoring incentive for voluntary data submission 
would be limited to the ASM cohorts for the ASM performance years in 
which we are actively developing a PRO-PM. For example, if we establish 
a voluntary heart failure PRO data submission opportunity in the 2027 
ASM performance year, only ASM heart failure participants would be 
eligible to receive the 5-point scoring incentive for the 2027 ASM 
performance year and ASM low back pain participants would not be 
eligible for the scoring incentive for that year.
    We clarify that we are not proposing at this time to (1) adopt a 
new PRO-PM in the quality measure for either ASM cohort, (2) evaluate 
ASM participants on PROMIS performance, or (3) require ASM participants 
to collect or submit PROMIS or other PRO data. Rather, this proposal is 
intended to support voluntary data collection to support our evaluation 
of the feasibility, reliability, validity, and appropriateness of one 
or more future PROMIS-based or other PRO-based PRO-PMs before any such 
measure would be proposed for inclusion in an ASM cohort's quality 
measure set, which we would propose through future notice-and-comment 
rulemaking.
    We considered an alternative approach under which ASM participants 
could receive a higher number of additional points as this could 
provide greater incentive to voluntarily submit sufficient data for 
measure development purposes. We are not proposing a higher number of 
additional points because it could reduce the distinction between the 
measure achievement points available for existing performance-based 
quality measures and the voluntary submission of PRO data for measure 
development purposes. Conversely, we are not proposing a lower number 
of additional points to the quality ASM performance category score 
because we believe this may not provide a sufficient incentive to 
encourage meaningful participation in voluntary data submission.
    We also considered an alternative approach to award 10 points, the 
maximum quality measure achievement score, for the existing PROM-
related process measure for ASM participants who successfully: (1) 
submit a required PROM-related process measure included in the quality 
ASM performance category measure set and (2) voluntarily submit the 
CMS-specified PRO data for an applicable ASM performance year. For 
example, under this alternative, an ASM heart failure participant who 
successfully reports the Functional Status Assessments for Heart 
Failure measure (MIPS Q377) and voluntarily submits the CMS-specified 
PRO data would automatically receive 10 measure achievement points for 
the Functional Status Assessments for Heart Failure measure regardless 
of actual performance as assessed against the applicable benchmark. For 
the same reasons noted above regarding our intent to draw distinction 
between performance-based quality measurement and data submission, we 
are not proposing this alternative. Additionally, we believe this 
approach would not provide meaningful incremental incentives for some 
ASM participants because those ASM participants who successfully 
collect and voluntarily submit the required PRO data may already be 
likely to perform well on the associated PROM-related process measure.
    We also considered establishing a tiered incentive structure under 
which the number of additional points awarded to the quality ASM

[[Page 43981]]

performance category score would be scaled based on the quantity, 
completeness, representativeness, or other related characteristics of 
the voluntarily submitted PRO data. For example, ASM participants that 
submit data for a larger number of ASM beneficiaries, achieve higher 
response or follow-up completion rates, or submit additional data 
elements that could support measure development and testing would 
receive a larger scoring incentive than ASM participants that meet the 
minimum data submission requirements. We are not proposing this 
alternative because our goal is that all voluntarily submitted data 
intended for measure development should meet the minimum requirements 
necessary to support reliable and scientifically sound measure 
development and testing. We are concerned that a tiered approach could 
create an incentive that prioritizes submission volume over data 
quality or could imply that data meeting the minimum submission 
requirements is less valuable for measure development purposes. 
Therefore, we believe a single incentive tied to successful completion 
of all required data submission requirements is a more appropriate 
approach.
    We also considered whether to encourage voluntary PRO data 
submission through non-scoring mechanisms, such as providing ASM 
participants with enhanced feedback reports, analytic tools, 
educational resources, or other related support. We recognize that such 
resources could be of operational value to ASM participants while 
supporting our development of PRO-based quality measures. However, we 
are not proposing a non-scoring-based incentive as we do not believe 
this would, by itself, provide sufficient incentive to encourage broad 
voluntary participation in PRO data collection and submission 
activities. While we may consider providing operational support or 
resources in the future, we believe a direct scoring incentive is more 
likely to generate the quantity and quality of data necessary to 
support timely PRO-PM development and testing.
    We further considered another alternative whereby the maximum 
quality ASM performance category score would not be capped, allowing an 
ASM participant's quality ASM performance category score to exceed the 
maximum points otherwise available for the quality ASM performance 
category for the limited purpose of encouraging voluntary PRO data 
submission. For example, under this alternative, an ASM participant who 
earns a quality ASM performance category score of 46 points and 
voluntarily submits PRO data for the applicable performance year would 
receive 51 points out of 50 points available for the final quality ASM 
performance category. We are not proposing this alternative because it 
would be inconsistent with the existing quality ASM performance 
category scoring methodology. The quality and cost ASM performance 
categories were intentionally designed to have equal weight in the 
calculation of a final score. Allowing the quality ASM performance 
category score to exceed its current maximum could disrupt that balance 
and place disproportionate emphasis on quality scoring relative to cost 
performance. We believe maintaining the current maximum quality ASM 
performance category score preserves comparability across ASM 
participants and the integrity of the quality scoring framework.
    Finally, we considered another alternative incentive whereby we 
would add additional points to the final score of an ASM participant 
who successfully reports the CMS-specified PRO data for the applicable 
ASM performance year. Under this approach, the additional points would 
be added to the final score after calculation of any applicable ASM 
performance category scores to directly increase the ASM participant's 
final score. We are not proposing this alternative because it would 
disconnect the incentive from the quality ASM performance category, 
where the benefits of collecting and reporting PRO data are most 
appropriately reflected. In addition, applying additional points 
directly to an ASM participant's final score could have broader effects 
on overall model performance and payment adjustment outcomes than 
intended and would be less consistent with the targeted objective of 
encouraging voluntary data submission to support future PRO-PM 
development.
    We seek comment on our proposal at Sec.  512.725(i) to provide 5 
additional points to the quality ASM performance category score of an 
ASM participant who voluntarily submits CMS-specified PRO data and 
meets all data submission requirements for an applicable ASM 
performance year. We seek comment on all alternatives that we 
considered. We also invite comment on whether the proposal and 
alternatives would support voluntary data submission to achieve the 
goal of developing PRO-PMs applicable to ASM.
(b) Requirements for Successful Voluntary PRO Data Submission
    Development of a valid, reliable, and feasible PRO-PM requires 
sufficient beneficiary-level PRO data prior to implementation and 
scoring of the measure. In particular, data is needed to: (1) analyze 
measure reliability and validity, (2) evaluate feasibility of data 
collection and submission, (3) measure response rates and missingness, 
(4) examine potential nonresponse bias, (5) identify appropriate risk 
adjustment variables, and (6) determine whether a measure can 
meaningfully and fairly distinguish performance across ASM participants 
within a given ASM cohort. For potential PRO-PMs, development may 
require that data be collected over an extended episode or longitudinal 
assessment period, including baseline and follow-up PRO assessments. 
Accordingly, early collection and submission of PRO data by ASM 
participants is important to support timely development and testing of 
PRO-PMs such that we could propose measures for future inclusion in 
ASM's respective quality measure sets through future notice-and-comment 
rulemaking.
    To support PRO-PM development, we would specify the applicable PRO 
instrument(s), the required data that an ASM participant would need to 
voluntarily submit, and applicable data collection periods. 
Accordingly, we propose to define the data submission requirements that 
an ASM participant would need to meet to ensure we receive sufficient 
and reliable data to develop and test PRO-PMs applicable to ASM.
    Specifically, at Sec.  512.725(i)(1), we propose to define all data 
submission requirements an ASM participant would need to meet to 
receive the proposed scoring incentive in the quality ASM performance 
category for an applicable ASM performance year.
    First, at Sec.  512.725(i)(1)(i), we propose that an ASM 
participant would need to submit CMS-specified baseline assessment data 
for at least 20 ASM beneficiaries during the first data collection 
period specified by us. By baseline data, we mean the initial CMS-
specified PRO assessment data collected for an ASM beneficiary during 
the applicable data collection period that occurs before the collection 
of any corresponding follow-up assessment data for the beneficiary. 
After baseline data is collected, an ASM participant would submit CMS-
specified follow-up assessment data for at least 20 ASM beneficiaries 
for whom they previously submitted a baseline assessment during the 
preceding data collection period specified by us.
    Our goal in establishing minimum baseline and follow-up assessment 
requirements is to ensure we receive sufficient longitudinal PRO data 
to support development and testing of

[[Page 43982]]

future PRO-PMs. We believe that collecting baseline assessment data 
initially then collecting corresponding follow-up assessment data 
during a subsequent data collection period would allow us to evaluate 
changes in beneficiary-reported outcomes over time while reducing 
operational burden during the initial year of data collection. The 
specific amount of time between a baseline and follow-up assessment 
would depend on the selected PRO instrument(s) and ASM targeted chronic 
condition, however, we anticipate that a collection period of at least 
6 months between a beneficiary's baseline and follow-up assessments may 
be necessary to allow sufficient time to observe meaningful changes in 
patient-reported outcomes. We would provide specifications regarding 
the timing of baseline and follow-up assessments and specific data 
collection periods through sub-regulatory technical guidance.
    Second, at Sec.  512.725(i)(1)(ii), we propose that an ASM 
participant would need to report all required data elements for the 
applicable PRO instrument as specified by us for the applicable data 
collection period. We anticipate that required data elements would 
include at least: (i) the PRO instrument name and version, (ii) ASM 
participant identification information, (iii) ASM beneficiary 
identification information and linkage information, (iv) assessment 
date, (v) baseline or follow-up assessment indicator, (vi) mode of 
administration, (vii) item-level responses, (viii) nonresponse and 
missingness indicators, (ix) raw and standardized scores, (x) score 
calculation method, and (xi) other data elements needed to support 
measure testing and risk adjustment model testing. If testing would 
require use of a crosswalk, such as PROsetta, we anticipate that we 
would also require reporting of data elements specific to the 
crosswalk. The required data elements and format in which an ASM 
participant would need to submit the data would be specific to the 
selected PRO instrument(s) and would be specified by us in sub-
regulatory technical guidance.
    Third, at Sec.  512.725(i)(1)(iii), we propose that an ASM 
participant would need to submit data on a minimum set of risk 
variables for each ASM beneficiary from whom they collect PRO data. 
Risk adjustment is necessary to ensure that performance results under a 
PRO-PM reflect quality of care rather than patient complexity to avoid 
penalizing clinicians who may serve higher-risk beneficiary 
populations. Reporting a minimum set of risk variables for each ASM 
beneficiary receiving a PRO assessment would allow us to develop a 
scientifically acceptable, robust, and reliable risk model for any 
developed PRO-PM. The reported risk variable data would be used to 
conduct assessments of association between risk variables and the 
measured PRO to inform risk variable selection and ensure the risk 
model captures the most clinically and statistically relevant risk 
variables. Example risk variables could include but are not limited to 
age, race, ethnicity, socioeconomic status, clinical comorbidities, 
baseline clinical severity, physiological measures (for example, body 
mass index or blood pressure), pain history, surgical history, disease 
classification, medication usage, behavioral factors, functional and 
disability status, and other condition-specific characteristics. We 
believe that the risk variables would be different for each ASM 
targeted chronic condition for which we would develop a PRO-PM. We 
intend to provide the minimum risk variables applicable for the 
selected PRO instrument(s), including each risk variable's technical 
specifications, through sub-regulatory technical guidance.
    Fourth, at Sec.  512.725(i)(1)(iv), we propose that an ASM 
participant must submit the PRO data for any applicable data collection 
period by the generally applicable data submission deadline for the 
applicable ASM performance year, which is March 31st, or later in the 
calendar year, as specified by as, following the close of the 
applicable ASM performance year. We recognize that--depending on the 
applicable PRO instrument, measure concept, and assessment interval--
baseline and follow-up assessments for an ASM beneficiary may need to 
occur across ASM performance years to allow a sufficient interval 
between the initial and follow-up PRO assessments. In such cases, we 
would specify through technical guidance how ASM participants would 
submit baseline and follow-up data for data collection periods that 
span ASM performance years and how this would impact the availability 
of the scoring incentive for a given ASM performance year. We believe 
that aligning the voluntary PRO data submission deadline with the 
generally applicable data submission deadline for ASM performance 
category data would streamline and simplify the data submission and 
would provide us adequate time to confirm if the submitted PRO data 
meets the requirements to receive the proposed scoring incentive for 
the quality ASM performance category. We anticipate that the PRO data 
submission would occur through one or more mechanisms, such as a CMS-
specified file format, registry submission, qualified clinical data 
registry or other intermediary, Health Level Seven Fast Healthcare 
Interoperability Resources (HL7 FHIR)-based submission, or another 
electronic submission mechanism specified by CMS. We would provide 
additional operational details through technical guidance, including 
applicable submission deadlines, data formats, validation processes, 
and any minimum data completeness or case minimum requirements. We also 
seek to preserve flexibility to align submission requirements with 
existing ASM participant workflows and health information technology 
capabilities to the extent feasible.
    We recognize that in some instances ASM participants may need to 
correct their voluntary data submission. Accordingly, we propose at 
Sec.  512.725(i)(2) that ASM participants could correct and resubmit 
any PRO data corresponding with voluntary data submission by the 
proposed data submission deadline of March 31st in accordance with the 
generally applicable data submission deadline for the applicable 
performance year, or a later date specified by CMS. Because the 
proposed scoring incentive would affect the quality ASM performance 
category score, we propose to only accept timely submissions, 
corrections, or resubmissions and reject those received after the data 
submission deadline. We believe this approach is necessary to preserve 
the integrity and finality of the scoring process and payment 
adjustment methodology and to align voluntary PRO data submission with 
other ASM performance category data submission requirements. We would 
consider providing submission error reports or other technical feedback 
identifying errors, missing data elements, beneficiary linkage issues, 
data completeness concerns, or other issues before the applicable data 
submission deadline to support ASM participants.
    Relatedly, we propose at Sec.  512.725(i)(3) that an ASM 
participant may seek review under ASM's timely error notice process for 
technical errors related to CMS' determination of whether the ASM 
participant met the voluntary PRO data submission requirements or 
correctly received the quality ASM performance category scoring 
incentive for the applicable ASM performance year as provided in the 
ASM participant's annual ASM performance report. To align with ASM's 
timely error notice requirements

[[Page 43983]]

and process described at Sec.  512.755, the ASM participant may submit 
a written timely error notice if they believe an error occurred in 
calculations due to data quality, misapplication of methodology, or 
other related issues that would relate to whether the ASM participant 
qualified for the proposed quality ASM performance category scoring 
incentive for the applicable ASM performance year. Examples of such 
errors include beneficiary linkage errors, failure to account for data 
timely submitted by the ASM participant, or other technical errors in 
our evaluation of the voluntary PRO data submission against data 
requirements.
    We considered requiring that an ASM participant submit PRO data on 
more than 20 ASM beneficiaries or fewer than 20 ASM beneficiaries 
during each CMS-specified data collection period specified. We also 
considered requiring that an ASM participant submit PRO data on a 
minimum percentage of their ASM beneficiaries (for example, 25 to 100 
percent) during the applicable data collection period. However, we 
believe an adequate number of ASM participants collecting and reporting 
PRO data on a minimum of 20 ASM beneficiaries each would provide an 
adequate sample size for PRO-PM development and align with the 20-case 
minimum for quality measures under ASM.
    We also considered requiring an ASM participant to submit PRO data 
more frequently during an ASM performance year (for example, quarterly 
or biannually). Multiple data submission time points, such as quarterly 
or on a rolling basis rather than a single annual submission, may offer 
several advantages. It would enable the selected submission mechanism 
(for example, data submission portal) to provide ASM participants who 
voluntarily submit data with timely, actionable feedback on the quality 
of the data submitted, flagging inaccuracies and offering opportunities 
for correction and resubmission before the applicable data collection 
period and ASM performance year ends. Iterative data collection and 
feedback could support a continuous improvement process, helping ASM 
participants identify and resolve data quality issues early. This would 
be particularly helpful for avoiding the scenario where a provider 
submits data once annually, only for that data to be found unusable at 
the point of determining eligibility for the quality ASM performance 
category scoring incentive. More frequent data submissions would likely 
improve the quality of data for measure development and testing. While 
more frequent data submission would offer several advantages, we 
believe that aligning the voluntary data submission deadline with the 
overall data submission deadline for ASM performance category data 
would be administratively simpler for ASM participants.
    We also considered requiring ASM participants to submit both 
baseline and follow-up assessment data for the same ASM beneficiaries 
during a single ASM performance year. Under this alternative, an ASM 
participant would be required to collect and submit both the initial 
and follow-up PRO assessments within the same ASM performance year to 
receive the voluntary PRO data submission scoring incentive. We 
recognize that this approach could accelerate collection of matched 
assessment data and potentially expedite certain measure development 
and testing activities. However, we are not proposing this alternative 
because the appropriate interval between baseline and follow-up 
assessments may vary depending on the selected PRO instrument, the 
targeted chronic condition, and the future PRO-PM concept under 
development. We are also concerned that requiring both assessments 
within a single ASM performance year could limit flexibility, increase 
operational burden on ASM participants, and reduce the amount of time 
available to observe meaningful changes in ASM beneficiary-reported 
outcomes.
    For any data collection period following a baseline data collection 
period, we considered that an ASM participant would need to submit 
baseline assessment data for additional ASM beneficiaries that were 
either newly eligible for a selected instrument or had not previously 
been assessed using a selected instrument. This new baseline data would 
be in addition to the follow-up assessment data that we propose to 
require. We believe that this structure could increase the amount of 
data available to develop a PRO-PM over time. However, we would require 
additional information to determine the minimum number of new baseline 
assessments that would be appropriate to require the ASM participant to 
collect during a subsequent data collection period.
    We also considered whether to require additional criteria for 
successful voluntary PRO data submission, including submission of a 
denominator file of eligible ASM beneficiaries; use of a CMS-specified 
sampling methodology, such as consecutive, all-eligible, all-payer, or 
random sampling; minimum response or completion rates; minimum baseline 
and follow-up completion thresholds; and documentation of exclusions, 
where applicable, for identified ASM beneficiaries. We are not 
proposing these additional requirements at this time because the 
appropriate denominator, sampling approach, response-rate threshold, 
completion threshold, and exclusion documentation requirements may vary 
based on the selected PRO instrument, ASM targeted chronic condition, 
data submission mechanism, and measure concept under consideration for 
development.
    We seek comment on the proposed requirements for voluntary PRO data 
submission at Sec.  512.725(i)(1) that an ASM participant would need to 
meet to receive the proposed quality ASM performance category scoring 
incentive. We also seek comment on all alternatives considered and 
other data submission requirements we should consider to support PRO-PM 
development under ASM. Additionally, we seek comment on the appropriate 
timing of data submission and the scope of data elements that should be 
required for successful voluntary data submission, particularly data 
elements necessary to evaluate a PRO-PM's feasibility, reliability, and 
validity. We also invite comment on the specific risk variables 
applicable for each ASM targeted chronic condition that we should 
require ASM participants to report. We are particularly interested in 
comments on the earliest feasible timeframe for ASM participants to 
begin collecting and submitting PROMIS or other CMS-specified PRO data, 
the operational challenges ASM participants may face, and the types of 
technical assistance or guidance that would facilitate voluntary data 
submission. Finally, we seek comment on data submission mechanisms that 
would simplify the voluntary reporting of PRO data to support PRO-PM 
development under ASM.
e. Promoting Interoperability ASM Performance Category
(1) Background
    As discussed in the CY 2026 PFS final rule (90 FR 49658 through 
49661), we believe the Promoting Interoperability ASM performance 
category measures finalized under Sec.  512.740 support the overall 
goals of ASM to enhance the quality of care, reduce costs by 
encouraging upstream chronic condition management, empower patients to 
engage in their care, and promote collaboration between specialists and 
primary care. ASM's Promoting Interoperability objectives and measures 
align with the Promoting

[[Page 43984]]

Interoperability goals, objectives, and measures used in other 
programs, including MIPS.
    We finalized at Sec.  512.740(b)(2) that an ASM participant must 
report on MIPS Promoting Interoperability objectives and measures, as 
specified in technical documents. Specifically, under Sec. Sec.  
512.740(b)(2)(i) through (iv), we finalized inclusion of the following 
objectives under the Promoting Interoperability ASM performance 
category:
     Electronic Prescribing;
     Health Information Exchange (HIE);
     Provider to Patient Exchange; and
     Public Health and Clinical Data Exchange (90 FR 49658).
    We aim to align ASM and MIPS Promoting Interoperability 
requirements where possible to promote consistency across programs and 
reduce burden and operational complexity for ASM participants who may 
already be familiar with MIPS Promoting Interoperability measures and 
attestations.
    In support of alignment with MIPS, we propose certain updates in 
ASM, to include proposals that align with those being issued through 
this proposed rule for the MIPS Promoting Interoperability performance 
category, as well as proposals that align with policies previously 
finalized for inclusion in MIPS that we did not yet adopt for ASM. We 
refer readers to section IV.A.4.f.(4) of this proposed rule for further 
discussion on MIPS Promoting Interoperability proposals.
    Specifically, we propose to:
     Revise the HIE objective at Sec.  512.740(b)(2)(ii) to 
reorganize its structure and add an optional measure, Electronic Prior 
Authorization (Measure ID # PI_HIE_7), for the 2027 ASM performance 
year at proposed new Sec.  512.740(b)(2)(ii)(B);
     Starting in the 2028 ASM performance year, require the 
Electronic Prior Authorization measure and require the new Electronic 
Prior Authorization for Prescription Drugs measure (Measure ID # 
PI_HIE_8) at proposed new Sec.  512.740(b)(2)(ii)(C);
     Adopt a measure exclusion policy for ASM for measures 
within the Public Health and Clinical Data Exchange objective at 
proposed Sec.  512.740(b)(2)(iv), consistent with a longstanding MIPS 
policy;
     Make technical modifications to the language describing 
measure-level exclusions for measures that include an option to claim 
an exclusion at Sec.  512.740(b)(3)(i)(C);
     Remove the requirement to report through attestation the 
security risk analysis measure by striking Sec.  512.740(b)(3)(ii);
     Remove Office of the National Coordinator for Health 
Information Technology (ONC) direct review required attestations by 
striking Sec.  512.740(b)(4)(i);
     Retain the requirement to avoid knowingly and willfully 
taking actions to limit or restrict interoperability of CEHRT but 
redesignate it from current Sec.  512.740(b)(4)(ii) to Sec.  
512.740(b)(4)(i);
     Redesignate current Sec.  512.740(c)(2) describing the 
Promoting Interoperability ASM performance category scoring policy as 
Sec.  512.740(c)(3) without changing the regulatory text; and
     Adopt a measure suppression policy at new Sec.  
512.740(c)(2) that aligns with the policy we adopted in the CY 2026 PFS 
final rule for MIPS.
    Table B-D2 summarizes existing finalized requirements and new 
proposals in this proposed rule for the objectives and measures in the 
Promoting Interoperability ASM performance category for the 2027 ASM 
performance year. We discuss new proposals in the remainder of this 
section of this proposed rule.
[GRAPHIC] [TIFF OMITTED] TP16JY26.051


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(2) Proposed Update to CEHRT Definition
    We refer readers to section IV.A.4.f.(4) of this proposed rule for 
a discussion of proposed updates to the definition of CEHRT under MIPS. 
Under Sec.  512.705, we define CEHRT for the purposes of ASM as 
technology that meets the requirements set forth in MIPS regulations at 
Sec.  414.1305. We are not proposing to depart from this approach. 
Therefore, any updates finalized to the definition of CEHRT under MIPS 
would be incorporated for purposes of ASM under the existing definition 
at Sec.  512.705. We refer readers to Table C-G1 of this proposed rule 
for a summary of changes.
(3) Electronic Prior Authorization Measures in the Health Information 
Exchange Objective
(a) Overview
    In the ``Medicare and Medicaid Programs; Patient Protection and 
Affordable Care Act; Advancing Interoperability and Improving Prior 
Authorization Processes for Medicare Advantage Organizations, Medicaid 
Managed Care Plans, State Medicaid Agencies, Children's Health 
Insurance Program (CHIP) Agencies and CHIP Managed Care Entities, 
Issuers of Qualified Health Plans on the Federally-Facilitated 
Exchanges, Merit-based Incentive Payment System (MIPS) Eligible 
Clinicians, and Eligible Hospitals and Critical Access Hospitals in the 
Medicare Promoting Interoperability Program'' final rule (89 FR 8758) 
(hereinafter referred to as the ``2024 CMS Interoperability and Prior 
Authorization final rule''), we finalized requirements for Medicare 
Advantage organizations, Medicaid managed care plans, State Medicaid 
agencies, CHIP agencies, CHIP managed care entities, and issuers of 
qualified health plans on the Federally-facilitated Exchanges 
(collectively, ``impacted payers'') to improve the electronic exchange 
of health care information and streamline prior authorization for 
medical items and services. Impacted payers must implement and maintain 
prior authorization application programming interface (API) technology 
to communicate information related to prior authorization requests (89 
FR 8763). As we explained in the 2024 CMS Interoperability and Prior 
Authorization final rule, the efficiencies associated with payer 
implementation of these APIs will be more fully realized when 
requesting providers also use API-enabled processes to submit prior 
authorization requests.
    Accordingly, we finalized the addition of an Electronic Prior 
Authorization measure as a required measure for MIPS eligible 
clinicians under the MIPS Promoting Interoperability performance 
category HIE objective (89 FR 8910 through 8927).
(b) 2027 ASM Performance Year: Electronic Prior Authorization Measure
    We believe adopting the Electronic Prior Authorization measure 
within ASM would support broader Departmental efforts to advance 
interoperability, modernize prior authorization processes by 
encouraging ASM participants to develop capabilities that advance the 
interoperable exchange of data related to prior authorization requests, 
and support alignment with MIPS. This measure describes requesting a 
prior authorization electronically using CEHRT to send a request 
through a payer's Prior Authorization API for at least one medical item 
or service (excluding prescription drugs) ordered within the applicable 
performance year.
    We now propose to include the Electronic Prior Authorization 
measure (Measure ID # PI_HIE_7) in the Promoting Interoperability ASM 
performance category under the HIE objective, consistent with MIPS, 
starting in the 2027 ASM performance year. For the 2027 ASM performance 
year, we propose that the Electronic Prior Authorization measure would 
be available as an optional, unscored ASM Promoting Interoperability 
measure, without any scoring penalty for non-reporting. We propose to 
codify this measure for ASM at Sec.  512.740(b)(2)(ii)(B).
    We propose to rely on the measure specifications used in MIPS for 
the Electronic Prior Authorization measure and refer readers to section 
IV.A.4.f.(4) of this proposed rule for a discussion of the technical 
specifications for the Electronic Prior Authorization measure under 
MIPS, including proposed modifications to the measure specifications, 
which we propose to adopt in ASM.
    To report the Electronic Prior Authorization measure, an ASM 
participant would submit a ``yes'' response attesting they 
satisfactorily met the requirements of the measure. We do not propose 
to adopt any exclusions for this measure for the 2027 ASM performance 
year, since the measure would be optional and attesting ``no'' or not 
attesting at all would not result in a scoring penalty.
    Under our proposal for ASM, the Electronic Prior Authorization 
measure would be included under the HIE objective, consistent with 
MIPS. Under the current ASM HIE objective, an ASM participant satisfies 
the objective by reporting one of three available reporting options:
     Support Electronic Referral Loops by Sending Health 
Information (Measure ID # PI_HIE_1) and Support Electronic Referral 
Loops by Receiving and Reconciling Health Information (Measure ID # 
PI_HIE_4).
     Health Information Exchange (HIE) Bi-Directional Exchange 
(Measure ID # PI_HIE_5).
     Enabling Exchange Under the Trusted Exchange Framework and 
Common Agreement (TEFCA) (Measure ID # PI_HIE_6).
    We are not proposing to change that an ASM participant must satisfy 
one of these three reporting options to fulfill the requirements for 
the HIE objective. Rather, our proposal makes the Electronic Prior 
Authorization measure available as an optional, voluntary measure that 
could be reported in addition to one of the required HIE reporting 
options for the 2027 ASM performance year. While no points would be 
awarded to ASM participants that report this measure through submission 
of a ``yes'' attestation, we believe including the Electronic Prior 
Authorization as an optional measure could encourage ASM participants 
to develop workflows and infrastructure to support reporting the 
measure once it is required beginning with the 2028 ASM performance 
year.
    We emphasize that, under our proposal, ASM participants who elect 
not to report for the Electronic Prior Authorization measure in the 
2027 ASM performance year would not be penalized.
    We considered, but do not propose, offering 5 bonus points to an 
ASM participant's Promoting Interoperability ASM performance category 
score for the 2027 ASM performance year if an ASM participant 
voluntarily attests ``yes'' to the Electronic Prior Authorization 
measure as an alternative policy to our proposal to treat this optional 
measure as unscored for the 2027 ASM performance year. We considered 
this approach because temporary bonus points during an optional 
performance year could encourage ASM participants to begin establishing 
and operationalizing the capabilities needed to use a Prior 
Authorization API with CEHRT before the measure would be required 
beginning with the 2028 ASM performance year. We further recognize that 
MIPS proposes to offer bonus points for this measure. However, we do 
not propose to offer bonus points for the

[[Page 43986]]

Electronic Prior Authorization measure within the Promoting 
Interoperability ASM performance category because we intend to maintain 
a more simplified and streamlined scoring framework that does not 
incorporate the full complexity of MIPS bonus point structures. MIPS 
offers bonus points for certain optional measures under the Public 
Health and Clinical Data Exchange objective, however ASM does not offer 
bonus points for these measures. Our proposal to not offer bonus points 
for the Electronic Prior Authorization measure is consistent with our 
approach for optional measures within the Public Health and Clinical 
Data Exchange objective. We believe that including bonus points in the 
Promoting Interoperability ASM performance category would add 
administrative and scoring complexities we do not intend to introduce.
    We seek comment on the proposal at Sec.  512.740(b)(2)(ii)(B) to 
include the Electronic Prior Authorization measure as an optional, 
unscored measure in the Promoting Interoperability ASM performance 
category for the 2027 ASM performance year. We also seek comment on the 
alternative we considered where we would offer bonus points to ASM 
participants who attest ``yes'' to the Electronic Prior Authorization 
measure for the 2027 ASM performance year. Specifically, we seek 
comment on whether offering bonus points would encourage early adoption 
among ASM participants.
(c) 2028 ASM Performance Year: Electronic Prior Authorization Measure
    Beginning with the 2028 ASM performance year, we propose that an 
ASM participant would be required to report the Electronic Prior 
Authorization measure through submission of a ``yes'' attestation or, 
alternatively, claim an applicable exclusion, to satisfy the measure 
requirements. In such cases, the Electronic Prior Authorization measure 
would not affect the total score for the Promoting Interoperability ASM 
performance category. However, if an ASM participant submits a ``no'' 
response, fails to submit any attestation, or does not claim an 
applicable exclusion for the Electronic Prior Authorization measure, 
the ASM participant would receive a score of zero for the Promoting 
Interoperability ASM performance category. This scoring approach is 
consistent with the approach taken for MIPS eligible clinicians under 
proposed and existing policies.
    Also starting in the 2028 ASM performance year, we propose to 
recognize exclusions to this measure and would adopt the same exclusion 
criteria as MIPS adopted in 2024 CMS Interoperability and Prior 
Authorization final rule (89 FR 8909 through 8927), which are discussed 
in this proposed rule without proposed modifications.
    We believe requiring this measure beginning with the 2028 ASM 
performance year rather than in the 2027 ASM performance year would 
provide ASM participants time and flexibility to prepare to 
successfully report the measure.
    We propose to include this requirement at Sec.  
512.740(b)(2)(ii)(C)(1). We seek public comment on our proposal to 
require the Electronic Prior Authorization measure beginning with the 
2028 ASM performance year.
(d) 2028 ASM Performance Year: Electronic Prior Authorization for 
Prescription Drugs Measure
    The proposed rule ``Medicare and Medicaid Programs; Patient 
Protection and Affordable Care Act; Interoperability Standards and 
Prior Authorization for Drugs for Medicare Advantage Organizations, 
Medicaid Managed Care Plans, State Medicaid Agencies, Children's Health 
Insurance Program (CHIP) Agencies and CHIP Managed Care Entities, and 
Issuers of Qualified Health Plans on the Federally-Facilitated 
Exchanges'' (hereinafter referred to as the ``2026 CMS Interoperability 
Standards and Prior Authorization for Drugs proposed rule'') introduced 
proposals that would require impacted payers to support various 
exchange standards in support of prior authorization for prescription 
drugs (91 FR 19890). Specifically, beginning on October 1, 2027, 
impacted payers would be required to support electronic prior 
authorization for all prescription drugs that require prior 
authorization.
    As more payers support standardized electronic prior authorization 
capabilities, we believe measuring the use of prior authorization for 
prescription medications would be a valuable addition to our assessment 
of meaningful use of CEHRT under the Promoting Interoperability ASM 
performance category. Standards-based electronic prior authorization 
may improve timeliness and transparency of medication access by 
facilitating documents-gathering and tracking of prior authorization 
status within clinician EHR workflows to support care coordination and 
close the prescriber-to-dispenser loop.
    Accordingly, beginning with the 2028 ASM performance year, we 
propose at Sec.  512.740(b)(2)(ii)(C)(2) to adopt the Electronic Prior 
Authorization for Prescription Drugs measure (Measure ID # PI_HIE_8) as 
a required measure under the Promoting Interoperability ASM performance 
category. This measure would focus on prescription drugs covered under 
a pharmacy benefit and dispensed at pharmacies. We propose to include 
this measure under the HIE objective, consistent with our proposal to 
include the Electronic Prior Authorization measure under this 
objective. We propose to include the availability of exclusions for the 
Electronic Prior Authorization for Prescription Drugs measure, 
consistent with those recognized under MIPS, starting in the 2028 ASM 
performance period. We propose to adopt the same measure specification 
and exclusion criteria for the Electronic Prior Authorization for 
Prescription Drugs measure that are being proposed under MIPS for the 
MIPS Promoting Interoperability performance category. We refer readers 
to section IV.A.4.f.(4) of this proposed rule for discussion on measure 
specifications and exclusions.
    To successfully report this measure, an ASM participant would be 
required to submit a ``yes'' response attesting that they have 
requested electronic prior authorization using CEHRT for at least one 
prescription drug during the performance period, or alternatively, 
claim an applicable exclusion. Under our proposal, this measure would 
not contribute to an ASM participant's Promoting Interoperability ASM 
performance category score; however, if an ASM participant submits a 
``no'' response, fails to submit any attestation, or does not claim an 
applicable exclusion for the Electronic Prior Authorization for 
Prescription Drugs measure, the ASM participant would receive a score 
of zero for the Promoting Interoperability ASM performance category 
starting in the 2028 ASM performance year.
    We emphasize that, under our proposal to include the prior 
authorization measures under the HIE objective for ASM, an ASM 
participant would continue to be required to report one of the three 
existing HIE reporting options at current Sec.  512.740(b)(2)(ii).
    We also underscore that we are not proposing to require the Prior 
Authorization measure or the Prior Authorization for Prescription Drugs 
measure until the 2028 ASM performance year.
    As stated, we aim to align proposals for ASM, as appropriate, with 
the direction of MIPS policy for the Promoting Interoperability 
performance category. This includes alignment for the Electronic Prior 
Authorization measures with MIPS and with broader

[[Page 43987]]

Departmental goals of improving interoperability and modernizing prior 
authorization processes. In the 2024 CMS Interoperability and Prior 
Authorization final rule, we explained that electronic prior 
authorization policies are intended to encourage provider adoption of 
electronic prior authorization processes and improve the exchange of 
information needed to support more efficient prior authorization 
workflows (89 FR 8910 through 8927). Although that final rule finalized 
the Electronic Prior Authorization measure only for medical items and 
services, excluding drugs, we believe those same policy goals support 
adoption of an Electronic Prior Authorization for Prescription Drugs 
measure under ASM beginning with the 2028 ASM performance year. We 
believe requiring both electronic prior authorization measures 
beginning in the 2028 ASM performance year would promote more 
consistent electronic prior authorization capabilities and workflows 
across ASM participants' operations and would support broader movement 
toward more efficient exchange of prior authorization information.
    We seek comment on all aspects of these proposals.
(4) Exclusions to the Public Health and Clinical Data Exchange 
Objective in the Promoting Interoperability ASM Performance Category
    In the CY 2026 PFS final rule, we finalized that an ASM participant 
must submit a ``yes'' attestation for the two required measures in the 
Public Health and Clinical Data Exchange objective (the Immunization 
Registry Reporting and Electronic Case Reporting measures) to earn 25 
points for the objective (90 FR 49658 through 49662). We noted the 
potential availability of exclusions for the Immunization Registry 
Reporting and Electronic Case Reporting measures in tables published in 
the preamble to the proposed rule (Table 61; 90 FR 32745) and in the 
preamble to the final rule (Table B-D6; 90 FR 49659). However, we did 
not explicitly propose an exclusion policy in the narrative preamble 
text or memorialize that policy in the regulatory text itself. As a 
result, the current regulation at Sec.  512.740(b)(2)(iv) reads as 
though an ASM participant must report both measures to satisfy the 
objective, without the availability of exclusions for either measure.
    We propose to clarify that exclusions are available to ASM 
participants for the Immunization Reporting Registry and Electronic 
Case Reporting measures by amending our regulation at Sec.  
512.740(b)(2)(iv). Under our proposal, an ASM participant would receive 
full credit for the Public Health and Clinical Data Exchange objective 
by reporting both Public Health and Clinical Data Exchange measures 
(Immunization Registry Reporting and Electronic Case Reporting), 
reporting one measure and claiming one exclusion, or claiming two 
exclusions. We believe this proposal would simplify ASM participant 
reporting requirements by aligning exclusions available in MIPS and 
redistributing points for excluded measures in accordance with MIPS 
redistribution policies.
    MIPS specifies certain exclusion criteria that apply to each of the 
Immunization Registry Reporting and Electronic Case Reporting measures. 
We propose to adopt the same exclusion criteria as specified in MIPS 
sub-regulatory guidance for ASM, consistent with our aim to drive 
alignment where possible.
    We seek comment on this proposal at Sec.  512.740(b)(2)(iv), 
including the proposal to use the same exclusion criteria that MIPS 
uses for the Immunization Registry Reporting and Electronic Case 
Reporting measures.
(5) Security Risk Analysis Measure
    The Health Insurance Portability and Accountability Act of 1996 
(HIPAA), as implemented through the HIPAA Security Rule (45 CFR part 
160 and subparts A and C of part 164), includes administrative 
safeguards required of covered entities and business associates, 
including a risk analysis component and a risk management component. 
The Security Risk Analysis measure was adopted to require that MIPS 
eligible clinicians attest to having conducted a security risk analysis 
and security risk management activities as required by the HIPAA 
Security Rule. In the CY 2026 PFS final rule (90 FR 49656 through 
49568), we incorporated this measure into the Promoting 
Interoperability ASM performance category by requiring that ASM 
participants complete the actions included in the MIPS Promoting 
Interoperability Security Risk Analysis measure. At the time, we 
believed it would help drive more secure, efficient, and meaningful use 
of CEHRT under ASM.
    To reduce reporting burden, beginning with the 2027 ASM performance 
year, we now propose to remove the requirement at Sec.  
512.740(b)(3)(ii) that an ASM participant submit an affirmative 
attestation as to completing a security risk analysis within the 
calendar year . We consider the use of CEHRT to demonstrate security 
risk analysis and security risk management activities sufficient as it 
complies with requirements pertaining to the security of data created 
and maintained by CEHRT in accordance with the HIPAA Security Rule.
    Given that ASM participants are covered entities under the HIPAA 
Security Rule and the requirements of the Security Risk Analysis 
measure are derived from the HIPAA Security Rule requirements, we do 
not believe that removing the Security Risk Analysis measure from the 
Promoting Interoperability ASM performance category will weaken any 
cybersecurity requirements for ASM participants. Furthermore, our 
proposal aligns with the proposal in MIPS to remove the Security Risk 
Analysis from MIPS Promoting Interoperability; we refer readers to 
section IV.A.4.f.(4) of this proposed rule for further discussion.
    To conform with removal of the Security Risk Analysis measure, we 
propose to redesignate current Sec.  512.740(b)(3)(iii) as Sec.  
512.740(b)(3)(ii).
    We seek comment on the proposal to remove the Security Risk 
Analysis measure and attestation requirement from the Promoting 
Interoperability ASM performance category.
(6) Supporting Providers With the Performance of CEHRT
    In the CY 2026 PFS final rule (90 FR 49661), we finalized that an 
ASM participant must support the performance of CEHRT by submitting 
certain affirmative attestations to receive a Promoting 
Interoperability ASM performance category score greater than zero. 
Specifically, as finalized at Sec. Sec.  512.740(b)(4)(i)(A)(1) and 
(2), an ASM participant must support the performance of CEHRT by:
     Providing acknowledgement of the requirement to cooperate 
in good faith with the Office of the National Coordinator for Health 
Information Technology (ONC) direct review of the ASM participant's 
health information technology certified under the ONC Health IT 
Certification Program if a request to assist in ONC direct review is 
received; and
     If requested, cooperate in good faith with ONC direct 
review of the ASM participant's health information technology certified 
under the ONC Health IT Certification Program as authorized by 45 CFR 
part 170, subpart E, to the extent that such technology meets (or can 
be used to meet) the definition of CEHRT, including by permitting 
timely access to such technology and demonstrating its

[[Page 43988]]

capabilities as implemented and used by the ASM participant in the 
field.
    An ASM participant may optionally attest to the following:
     The ASM participant acknowledges the option to cooperate 
in good faith with ONC-ACB surveillance of his or her health 
information technology certified under the ONC Health IT Certification 
Program if a request to assist in ONC-ACB surveillance is received.
     If requested, that the ASM participant cooperates in good 
faith with ONC-ACB surveillance of the ASM participant's health 
information technology certified under the ONC Health IT Certification 
Program as authorized by 45 CFR part 170, subpart E, to the extent that 
such technology meets (or can be used to meet) the definition of CEHRT, 
including by permitting timely access to such technology and 
demonstrating its capabilities as implemented and used by the ASM 
participant in the field.
    Consistent with the proposal to remove these attestations from the 
MIPS Promoting Interoperability performance category, we propose to 
remove the ONC Direct Review attestation and ONC-ACB Surveillance 
attestation from the Promoting Interoperability ASM performance 
category starting in the 2027 ASM performance year.
    This proposal aligns with our goals of reducing administrative 
burden while focusing on high-value, outcome-oriented measures. 
Removing attestations from the Promoting Interoperability ASM 
performance category reduces the number of discrete manual steps and 
reporting fields required for successful adherence to reporting 
requirements without diminishing central goals of the Promoting 
Interoperability ASM performance category.
    We refer readers to section IV.A.4.f.(4) of this proposed rule for 
further discussion on the proposal to remove these attestations in 
MIPS.
    We seek comment on the proposal to remove the ONC Direct Review 
attestation and ONC-ACB Surveillance attestation.
(7) Adopting a Measure Suppression Policy for the Promoting 
Interoperability ASM Performance Category
    We finalized a measure suppression policy under the MIPS Promoting 
Interoperability performance category beginning with the CY 2026 MIPS 
performance year (90 FR 49881 through 49887). Under this policy, when 
circumstances arise that impede effective measurement of a MIPS 
Promoting Interoperability measure, we may suppress the measure by 
excluding it from MIPS Promoting Interoperability performance category 
scoring or from the determination of whether a MIPS clinician is a 
meaningful EHR user for the applicable MIPS performance year (Sec.  
414.1380(b)(4)(iii)).
    A decision to suppress a measure does not eliminate the requirement 
that MIPS eligible clinicians report the measure. However, regardless 
of the data, attestation, or other information related to the 
suppressed measure that is submitted by the MIPS eligible clinician, 
the suppressed measure would not affect the objective's score or the 
determination of meaningful EHR user status (90 FR 49883).
    We also finalized suppression of the Electronic Case Reporting 
measure for the CY 2025 MIPS performance year because the Centers for 
Disease Control and Prevention (CDC) temporarily paused onboarding new 
health care organizations for production of electronic case reporting 
data and new local public health agencies for receipt of electronic 
case reporting data (90 FR 49886 through 49893).
    We did not adopt a measure suppression policy for the Promoting 
Interoperability ASM performance category because ASM performance had 
not yet begun. We stated we would monitor developments as the first ASM 
performance year approaches, with the goal of maintaining alignment 
with the MIPS Promoting Interoperability performance category where 
possible and indicated we may propose changes in future rulemaking.
    After further consideration, we propose at Sec.  512.740(c)(2) to 
adopt a Promoting Interoperability measure suppression policy within 
ASM starting in the 2027 ASM performance year. Specifically, we are 
proposing that if certain circumstances occur that impact our 
assessment of ASM participant performance on a measure specified for 
the Promoting Interoperability ASM performance category under Sec.  
512.740(b), we may suppress the affected measure by: (1) excluding it 
from our calculation of the Promoting Interoperability ASM performance 
category objective score under Sec.  512.740(c); or (2) excluding it 
from the determination of meaningful EHR user status, if the affected 
measure is not scored. We propose to redesignate current Sec.  
512.740(c)(2) describing the Promoting Interoperability ASM performance 
category scoring policy as Sec.  512.740(c)(3), without making changes 
to that existing regulatory text, to describe the measure suppression 
policy at Sec.  512.740(c)(2).
    For an applicable ASM performance year, we propose to determine 
whether circumstances warrant suppression of an ASM Promoting 
Interoperability measure based on consideration of the same factors we 
identified for MIPS (90 FR 49883):
     The nature, breadth, and duration of the circumstance's 
effect on ASM participants' ability to fulfill the measure requirement;
     The availability of certified health IT modules to fulfill 
the measure;
     Whether the circumstance affects the measure such that 
calculating the measure score would lead to misleading or inaccurate 
results, including with respect to performance or compliance;
     Out-of-date or conflicting technical standards;
     Technical or operational capacity of required partners; or
     Other factors as determined by CMS.
    We are further proposing that, if we determine that a measure must 
be suppressed, we would notify ASM participants through existing 
communication channels. To the extent technically feasible, we intend 
to notify ASM participants prior to the beginning of the applicable 
data submission period. We note that, like in MIPS, the duration of 
suppression for a measure in ASM would be for an entire ASM performance 
year. If prolonged issues persist regarding a given circumstance, we 
would assess the circumstance to determine if a measure would warrant 
suppression for a subsequent ASM performance year.
    We believe this policy would ensure the integrity of the ASM 
scoring methodology while protecting ASM participants from being 
penalized for circumstances beyond their control.
    We invite public comment on our proposal at Sec.  512.740(c)(2) to 
adopt the proposed measure suppression policy.
f. Final Score
(1) Background
    In the CY 2026 PFS final rule (90 FR 49664 through 49679), we 
adopted a scoring methodology to evaluate the annual performance of 
each ASM participant through a final score. The final score represents 
an ASM participant's aggregate performance on a scale of zero to 100 
points based on applicable performance standards for measures and 
activities in each ASM performance category. This scoring framework 
promotes accountability for performance across ASM participants within 
each ASM cohort. We use the final score to determine the ASM payment 
adjustment factor applied to an

[[Page 43989]]

ASM participant's Medicare Part B claims for covered professional 
services during the corresponding ASM payment year.
    We calculate the final score based on performance in the quality, 
cost, improvement activities, and Promoting Interoperability ASM 
performance categories (90 FR 49677). We also established policies to 
award additional points to ASM participants who furnish care to complex 
patient populations and to ASM participants who are part of small 
practices or who are solo practitioners (90 FR 49670 through 49676).
(2) Requirements To Receive a Final Score
    In the CY 2026 PFS final rule (90 FR 49668 through 49669), we 
finalized that an ASM participant must meet minimum data submission 
requirement to receive a final score for an ASM performance year. An 
ASM participant who does not meet these data submission requirements 
receives a final score of zero points for the applicable ASM 
performance year, which results in the maximum negative payment 
adjustment applicable for the corresponding ASM payment year. 
Conversely, an ASM participant who meets the minimum data submission 
requirements but cannot be evaluated on quality and cost performance 
does not receive a final score and instead receives a neutral payment 
adjustment for the applicable ASM payment year. We refer readers to 
Table B-D8 in the CY 2026 PFS final rule for a summary of ASM's final 
score policies and their impact on payment adjustments (90 FR 49670).
    After internal review of ASM's final scoring provisions, we believe 
we could clarify regulatory text describing when we will not assign an 
ASM participant a final score. Specifically, we propose to revise Sec.  
512.745(a)(2)(iii)(B) by striking the ``Do not receive'' language that 
starts Sec. Sec.  512.745(a)(2)(iii)(B)(1) and 
512.745(a)(2)(iii)(B)(2). We then propose to revise Sec.  
512.745(a)(2)(iii)(B) to read ``Do not receive either:'', referring to 
the conditions described at Sec. Sec.  512.745(a)(2)(iii)(B)(1) and 
512.745(a)(2)(iii)(B)(2). These specific changes do not introduce 
substantive changes to current requirements.
    We seek comment on the proposed changes to clarify the regulatory 
text at Sec.  512.745(a)(2)(iii)(B).
(3) Rural Scoring Adjustment
    In the CY 2026 PFS proposed rule, we considered, but did not 
propose, including a rural scoring adjustment in the calculation of an 
ASM participant's final score (90 FR 32604), as our analysis of 
historic data did not reveal a systematic difference in expected 
performance between likely ASM participants in rural and non-rural 
areas. In response to our discussion considering the rural scoring 
adjustment in the CY 2026 PFS proposed rule, we received interested 
parties' feedback recommending that we award a rural scoring adjustment 
to ASM participants in rural areas because ASM participants in rural 
areas face unique demands (90 FR 49676). However, we finalized ASM's 
final score policy without including a rural scoring adjustment.
    The CY 2026 PFS final rule did establish policies to award 
additional points on the final score to ASM participants who furnish 
care to complex patient populations (up to 10 points) and to ASM 
participants who are part of small practices (10 points for ASM 
participants in small practices, 15 points for solo practitioner ASM 
participants) (90 FR 49670 through 49676). In the CY 2026 PFS final 
rule, we noted that small practice and solo practitioner scoring 
adjustments better support ASM participants in small practices by 
compensating for increased administrative burden and additional 
reporting requirements (90 FR 49676). We noted in the CY 2026 PFS final 
rule that we expected a high degree of overlap between ASM participants 
in rural areas and those in small practices based on historical MIPS 
performance data that we analyzed (90 FR 49677), indicating that ASM 
participants in rural areas would be eligible for the small practice 
scoring adjustment and be supported accordingly. We also noted that a 
rural scoring adjustment could weaken incentives for ASM participants 
in large rural systems to improve (90 FR 49676).
    However, as supported by interested parties' comments on the CY 
2026 PFS proposed rule, together with additional research and analysis, 
the unique circumstances facing ASM participants in rural areas may 
warrant adjustments to their final scores. We recognize that ASM 
participants in rural areas may face structural challenges that affect 
their ability to perform under ASM, including limited resources for 
technology modernization, workforce shortages that constrain reporting 
capacity, and barriers to system interoperability. A 2025 analysis of 
physician participants in the Quality Payment Program found 
significantly higher physician adoption of EHRs in urban areas (74 
percent) compared to rural areas (64 percent).\181\ Another recent 
study suggests that physicians in rural areas were less likely to 
report ideal interoperability experiences for medication notes.\182\ A 
report from the HHS Assistant Secretary for Technology Policy (ASTP) 
notes that urban hospitals were more likely to engage in routine 
interoperable exchange (47 percent were routinely interoperable) than 
their rural counterparts (36 percent were routinely 
interoperable).\183\ These findings align with interested parties' 
feedback highlighting additional interoperability barriers faced by 
rural clinicians. Accordingly, we believe ASM's existing scoring 
methodology may not adequately address the complex factors that may 
affect rural ASM participant's performance particularly because ASM has 
a unique focus on incentivizing interoperability improvements to 
strengthen care coordination.
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    \181\ Anzalone AJ, Geary CR, Dai R, Watanabe-Galloway S, McClay 
JC, Campbell JR. Lower electronic health record adoption and 
interoperability in rural versus urban physician participants: a 
cross-sectional analysis from the CMS quality payment program. BMC 
Health Serv Res. 2025 Jan 23;25(1):128. doi: 10.1186/s12913-024-
12168-5. PMID: 39849475; PMCID: PMC11755824.
    \182\ Everson J, Adler-Milstein J, Phillips RL, Bazemore AW, 
Patel V. EHR Interoperability Experiences Reported by Family 
Physicians. JAMA Netw Open. 2025;8(11):e2542460. doi:10.1001/
jamanetworkopen.2025.42460.
    \183\ https://healthit.gov/data/data-briefs/interoperable-exchange-patient-health-information-among-us-hospitals-2023/.
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    Additionally, our analysis of preliminary ASM participants for the 
2027 ASM performance year provides an updated understanding of the 
practice size of ASM participants in rural areas. In previous notice-
and-comment rulemaking, we noted that we expected ASM participants in 
rural areas were primarily practicing in small practices and, 
therefore, would qualify for ASM's small practice or solo practitioner 
scoring adjustments (90 FR 49677). An additional rural scoring 
adjustment, on top of small practice or solo practitioner adjustments, 
for these ASM participants could have been duplicative and result in a 
disproportionate scoring benefit. However, upon review of updated data 
on preliminary ASM participants for the 2027 ASM performance year, we 
found that ASM participants in rural areas are typically part of larger 
practices and would be less likely to receive the small practice 
scoring adjustment.
    To address continued interested parties' feedback about ASM 
participants in rural areas and additional analysis of preliminary ASM 
participants for the 2027 ASM performance year, we are proposing the

[[Page 43990]]

inclusion of a rural scoring adjustment in the calculation of an ASM 
participant's final score. We believe adding a rural scoring adjustment 
would adequately increase final scores to account for the unique 
challenges faced by this group of ASM participants.
    To determine if an ASM participant is in a rural area, we propose 
at Sec.  512.705 to adopt the same definition and determinations of a 
``rural area'' as defined, interpreted, and updated at Sec.  414.1305 
under MIPS. We believe that aligning our rural area definition with 
MIPS will reduce confusion for ASM participants in rural areas who have 
previously participated in MIPS and received associated flexibilities 
with rural special status under MIPS.
    To incorporate the rural scoring adjustment proposal into ASM's 
regulatory text, we first propose to redesignate current Sec.  
512.745(a)(5) as new Sec.  512.745(a)(6). We then propose at new Sec.  
512.745(a)(5) to add 5 points to the final score of an ASM participant 
who (1) is in a rural area as proposed to be defined at Sec.  512.705, 
and (2) meets the requirements to receive a final score greater than 
zero as described at Sec.  512.745(a)(2)(i) for an applicable ASM 
performance year. We emphasize that ASM participants in rural areas 
remain eligible to receive ASM's small practice or solo practitioner 
scoring adjustment and the complex patient scoring adjustment if they 
meet such scoring adjustment's eligibility criteria described at Sec.  
512.745(a)(4) and Sec.  512.745(a)(3), respectively.
    We considered but are not proposing an alternative rural scoring 
adjustment policy to add 5 points to the final score of each ASM 
participant who (1) is in a rural area as proposed to be defined at 
Sec.  512.705, (2) meets the requirements to receive a final score 
greater than zero as described at Sec.  512.745(a)(2)(i) for an 
applicable ASM performance year, and (3) does not receive a small 
practice scoring adjustment as described in Sec.  512.705(a)(4). 
However, rural practices regardless of size often face thinner 
operating margins that limit their potential investment in the quality 
and technology infrastructure necessary to succeed in ASM.\184\ Uneven 
access to affordable broadband may further burden ASM participants in 
rural areas by financially challenging their ability to leverage health 
information exchanges and data sharing.\185\ We believe that a rural 
scoring adjustment for ASM participants in small and non-small rural 
practices alike most accurately accounts for the potential burdens 
faced by ASM participants in rural areas.
---------------------------------------------------------------------------

    \184\ HRSA National Advisory Committee on Rural Health and Human 
Services. Interoperability and Broadband: Challenges to Rural 
Information Exchange (January 2016). https://www.hrsa.gov/advisory-committees/rural-health/correspondence/20160101.
    \185\ Pritzker, Penny, and Tom Vilsack. ``Broadband Opportunity 
Council Report and Recommendations.'' USDA, US Department of 
Commerce, 20 Aug. 2015, obamawhitehouse.archives.gov/sites/default/files/broadband_opportunity_council_report_final.pdf.
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    We also considered but are not proposing an alternative policy 
waiving Improvement Activity 2 (IA-2), Establishing Communication and 
Collaboration Expectations with Primary Care using CCAs, for ASM 
participants in rural areas. Although ASM participants in rural areas 
may face challenges forming partnerships with primary care practices 
due to limited primary care availability,\186\ we believe that a rural 
scoring adjustment more broadly accounts for challenges that could 
affect ASM participant performance across the four ASM performance 
categories compared to only waiving IA-2.
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    \186\ https://www.ers.usda.gov/data-products/charts-of-note/chart-detail?chartId=106208.
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    To account for the proposed addition of the rural scoring 
adjustment, we propose corresponding adjustments to the final score 
formula at Sec.  512.745(a)(6) We also propose to revise Sec.  
512.745(a) to cross-reference the final score formula now described at 
Sec.  512.745(a)(6).
    We seek public comment on our proposed definition of rural area at 
Sec.  512.705 and our proposal at Sec.  512.745(a)(5) to add 5 points 
to the final score of an ASM participant who is in a rural area and 
meets the requirements to receive a final score greater than zero. We 
also seek comment on the alternative we considered to only add the 
rural scoring adjustment to the final scores of ASM participants in 
rural areas who are not eligible to receive a small practice scoring 
adjustment, as well as the alternative to waive IA-2 for ASM 
participants in rural areas. We seek comment on our corresponding 
proposal at Sec.  512.745(a)(6) to incorporate the rural scoring 
adjustment into the final score formula.
(4) ASM Performance Report
    In the CY 2026 PFS final rule (90 FR 49678), we finalized that we 
will provide performance information to each ASM participant for each 
ASM performance year through an annual ASM performance report. The ASM 
performance report will include information on each ASM performance 
category score, scoring adjustments as applicable, the final score, the 
ASM payment adjustment factor, and the ASM payment multiplier.
    To incorporate additional information on scoring incentives and 
scoring adjustments proposed in this proposed rule, we propose to 
revise the structure of the regulatory text on the ASM performance 
report in Sec.  512.745(b). These proposed structural revisions to the 
regulatory text's structure are intended to improve readability on the 
logical flow of components of the annual ASM performance report, 
starting with each ASM performance category score, scoring incentives, 
scoring adjustments, final score, and ending with the resulting payment 
adjustment information. These specific changes do not introduce 
substantive changes to current requirements.
    We also propose at revised Sec.  512.745(b)(2) to provide ASM 
participants with information on whether they receive the quality ASM 
performance category scoring incentive for successful voluntary 
reporting of PRO data through the annual ASM performance report, as 
applicable. We refer readers to section III.D.2.d.(5) of this proposed 
rule for additional information on the proposed voluntary PRO data 
submission and associated quality ASM performance category scoring 
incentive.
    We also propose at revised Sec.  512.745(b)(5) to provide ASM 
participants with information on their rural scoring adjustment, if 
applicable, in the annual ASM performance report.
    We believe these proposals would help an ASM participant understand 
their performance and whether they qualified for new scoring incentives 
and scoring adjustments proposed in this proposed rule.
    We seek comment on our proposed clarifying revisions to Sec.  
512.745(b). We also seek comment on our proposal at Sec.  512.745(b)(2) 
to provide information on the quality ASM performance category 
incentive for voluntary reporting of patient-reported outcome data, as 
applicable, and our proposal at Sec.  512.745(b)(5) to provide 
information on the rural scoring adjustment, as applicable, in the 
annual ASM performance report.
g. Payment Approach
(1) Background
    In the CY 2026 PFS final rule, we finalized the overall payment 
approach for ASM (90 FR 49679 through 49699). We will apply 
performance-based payment adjustments to all payments for Medicare Part 
B covered professional service claims from ASM participants

[[Page 43991]]

during an ASM payment year based on their performance during the 
corresponding prior ASM performance year. We explained that this 
approach will create meaningful financial incentives tied to 
performance in the model, while maintaining administrative feasibility 
and transparency (90 FR 49679 through 49680). To determine these 
payment adjustments, we finalized a methodology to compare ASM 
participant performance within each ASM cohort using final scores, 
which reflect ASM participants' performance across the four ASM 
performance categories (90 FR 49681 through 49683). We also finalized a 
methodology to calculate ASM payment adjustment factors and ASM payment 
multipliers used to apply the payment adjustments from the distribution 
of final scores (90 FR 49685 through 49696). We also finalized the 
level of two-sided risk (that is, the maximum and minimum payment 
adjustment), including the gradual increase in the two-sided ASM risk 
level from 9 percent in the 2027 and 2028 ASM performance years to 12 
percent in the 2031 ASM performance year. We explained that this 
methodology supports strong incentives for performance improvement 
while maintaining ASM risk levels similar to MIPS during early model 
years. We will apply the ASM payment multiplier to all payments for 
Medicare Part B for covered professional services, not only those 
services related to each ASM cohort's ASM targeted chronic condition, 
during an ASM payment year (90 FR 49696 through 49699).
(2) Application of ASM Payment Adjustments With Changes in TIN 
Affiliations
    In the CY 2026 PFS final rule, we finalized that Medicare Part B 
professional service claims submitted by an NPI who is an ASM 
participant for an ASM performance year but under a TIN (1) that we did 
not select the NPI as an ASM participant for the applicable ASM 
performance year and (2) to which the NPI began assigning billing 
rights after the ASM performance year but before the end of the 
corresponding ASM payment year would be adjusted using the ASM payment 
multiplier calculated for the ASM participant. In the limited instances 
where a single NPI is selected as an ASM participant under multiple 
TINs for an ASM performance year, we finalized that we would apply the 
highest of any ASM payment multipliers to all Medicare Part B covered 
professional service claims submitted under a new TIN during the 
applicable ASM payment year (90 FR 49696). We refer readers to Table B-
D10 in the CY 2026 PFS final rule for additional information on how ASM 
payment adjustments will be applied under multiple scenarios (90 FR 
49697). The goal of these policies is to maintain accountability for 
the ASM participant's performance through the application of their 
performance-based payment adjustments. By doing so, we track 
accountability to the ASM participant regardless of their specific TIN 
affiliation at the time we make payment adjustments.
    While we are not proposing substantive changes to these policies in 
this proposed rule, we note that there are inconsistencies in the 
regulatory text describing how we will adjust payment in situations 
where the ASM participant begins reassigning billing rights to a new 
TIN during an ASM payment year.
    Accordingly, to maintain consistency with the regulatory text 
governing the application of ASM's payment adjustments as described at 
Sec.  512.750(a), at Sec. Sec.  512.750(f)(1) and (f)(2), we propose to 
revise the regulatory text at Sec.  512.750(f) to replace the phrases 
``adjusts payments'' and ``adjust claims'' with ``multiplies the amount 
otherwise paid under Medicare Part B for covered professional 
services''. We are also proposing clarifying revisions to Sec.  
512.750(f)(1). We propose to remove unnecessary text at Sec.  
512.750(f)(1)(i) because we only calculate ASM payment multipliers for 
ASM participants with final scores as described at Sec.  512.750(c)(1). 
To improve readability of the provision with the proposed removal of 
Sec.  512.750(f)(1)(i), we propose to revise Sec.  512.750(f)(1) to 
incorporate the text previously described at Sec.  512.750(f)(ii).
    We are also proposing revisions to clarify how we would adjust 
payments for NPIs selected as ASM participants under multiple TINs and 
who reassign billing rights to a new TIN after an ASM performance year. 
Accordingly, we propose to remove unnecessary language in Sec.  
512.750(f)(2) and Sec.  512.750(f)(2)(i) to more clearly describe how 
we would adjust payments using the highest ASM payment multiplier 
calculated for an NPI who we select as an ASM participant under 
multiple TINs. We also propose at Sec.  512.750(f)(2)(ii) to replace 
the phrase ``assigning billing rights'' with ``reassigning billing 
rights'' to improve the accuracy of the regulatory text. These 
proposals do not create substantive changes to the proposed policies 
but would ensure clarity and consistency in language used to describe 
the application of payment adjustments under ASM under Sec.  512.750.
    We seek comment on our proposals to revise the regulatory text at 
Sec.  512.750(f)(1) and Sec.  512.750(f)(2).
h. Applicability of CMS-Sponsored Model Safe Harbor at 42 
CFR[thinsp]1001.952(ii)
    In the CY 2026 PFS final rule, we determined that the CMS- model 
arrangements and patient incentives safe harbor at Sec.  1001.952(ii) 
would be available to ASM participants that comply with applicable 
requirements (90 FR 49709) and codified the availability of the safe 
harbor for ASM at Sec.  512.765 in regard to remuneration associated 
with beneficiary incentives and remuneration exchanged under CCAs.
    Once a clinician is selected as an ASM participant for any ASM 
performance year during the ASM test period, that clinician remains an 
ASM participant for the duration of the ASM test period. However, in 
limited circumstances, an ASM participant may not be required to meet 
specified model requirements for a given ASM performance year. 
Specifically, if we determine that an ASM participant does not satisfy 
the ASM participant eligibility criteria as specified under Sec.  
512.710(a)(2) or is determined to meet an exception under Sec.  
512.710(c) for a given ASM performance year, the ASM participant is 
not: (1) subject to ASM performance assessment under Sec.  512.715, (2) 
required to submit data under Sec.  512.720, (3) subject to final 
scoring under Sec.  512.745, and (4) eligible for the waivers available 
under the model described at Sec.  512.775 (90 FR 49572, 90 FR 49583).
    We finalized the application of these policies in the CY 2026 PFS 
final rule, however, we did not address the availability of the CMS-
sponsored model arrangements and patient incentives safe harbor under 
Sec.  1001.952(ii), as made available for ASM at Sec.  512.765, in 
instances where an ASM participant is not subject to specified ASM 
requirements due to not meeting ASM participant eligibility criteria as 
described in Sec.  512.710(a)(2) or a determination that an exception 
applies under Sec.  512.710(c).
    We now propose that the CMS-sponsored model arrangements and 
patient incentives safe harbor would be available only for remuneration 
attributable to periods during which an ASM participant is performing 
under the model. Conversely, the CMS-sponsored model arrangements and 
patient incentives safe harbor would not be available for remuneration

[[Page 43992]]

attributable to a period during which an ASM participant is not 
performing under the model due to not meeting ASM participant 
eligibility criteria as described at Sec.  512.710(a)(2) or a 
determination that an exception applies under Sec.  512.710(c).
    We believe this proposal appropriately ties the availability of the 
model-specific safe harbor to underlying model activities performed 
during a period of model performance. For example, we recognize that 
remuneration associated with a CCA may not be exchanged 
contemporaneously with the ASM performance year to which it relates. In 
such instance, remuneration exchanged pursuant to a CCA may be 
calculated based on an ASM participant's performance during an ASM 
performance year in which the ASM participant was eligible for and not 
excepted from ASM performance but may not be exchanged until a 
subsequent year because the applicable ASM payment adjustment factor, 
and net payment adjustment, would not calculated until after the close 
of the ASM performance year. An ASM participant who reassigns billing 
rights to a new TIN or redesignates their primary specialty type mid-
ASM performance year may be excepted from ASM participation for that 
performance year under Sec.  512.710(c). In such instance, the ASM 
participant may rely on the availability of the safe harbor during the 
portion of the year in which they were performing under the model. Our 
proposal is not intended to retrospectively render the safe harbor 
unavailable with respect to remuneration attributable to the period in 
which the ASM participant was actively performing under the model and 
all applicable safe harbor requirements were satisfied. The limitation 
on safe harbor availability described at proposed Sec.  512.765(c) 
would apply prospectively from the date we determine the exception 
applies under Sec.  512.710(c).
    Accordingly, we propose that the availability of the CMS-sponsored 
model safe harbor would depend on the period of ASM performance to 
which the remuneration is attributable.
    Specifically, we propose to add Sec.  512.765(c) to state that the 
CMS-sponsored model arrangements and patient incentives safe harbor is 
available only with respect to remuneration attributable to a period in 
which the ASM participant was performing under the model, and is not 
available with respect to remuneration attributable to any period of 
the ASM test period for which the ASM participant does not meet ASM 
participant eligibility criteria under Sec.  512.710(a)(2) or is 
excepted from specified ASM requirements under Sec.  512.710(c).
    Limiting the availability of the safe harbor to remuneration 
attributable to model performance helps support program integrity and 
beneficiary protections while preserving flexibility for ASM 
participants to use incentives that support patient and primary care 
engagement in performance activities aligned with the model's purpose.
    We seek comment on this proposal.
i. Collaborative Care Arrangements (CCAs)
(1) Background
    The improvement activities ASM performance category is intended to 
advance core goals of ASM to drive better outcomes through improved 
care coordination, increased collaboration between specialists and 
primary care practices, and interventions that address upstream drivers 
of health.
    We finalized two improvement activities for ASM in the CY 2026 PFS 
final rule at Sec.  512.735 that we believe best support these aims:
     Improvement Activity 1 (IA-1): Connecting to Primary Care 
and Ensuring Completion of Health-Related Social Needs Screening; and
     Improvement Activity 2 (IA-2): Establishing Communication 
and Collaboration Expectations with Primary Care using CCAs (90 FR 
49648 through 49655).
    To receive the maximum score available for the improvement 
activities ASM performance category, an ASM participant must attest 
``yes'' to both improvement activities.
    IA-2 specifications require an ASM participant to enter into at 
least one collaborative care arrangement (CCA) with a primary care 
practice with which the ASM participant shares a patient who is an ASM 
beneficiary. IA-2 also requires that a CCA address at least three of 
the five elements specified at Sec.  512.735(c)(2)(ii): data sharing, 
co-management, transitions in care planning, closed-loop connection, 
and care coordination integration.
    In addition to IA-2 specifications at Sec.  512.735(c)(2)(ii), we 
outline requirements for CCAs at Sec.  512.771. The function of the CCA 
is to memorialize the coordination activities central to ASM and 
described in IA-2.
    We now propose certain updates to the CCA provisions at Sec.  
512.771 to improve implementation by ASM participants and primary care 
practices and to more closely align CCA conditions with IA-2 by 
revising Sec.  512.771(a) and adding new paragraph Sec.  512.771(d). In 
summary, and as discussed in detail in respective sections of this 
proposed rule, our proposed changes to Sec.  512.771 include:
     Permitting one or more ASM participant to enter into a CCA 
with the same primary care practice, provided each ASM participant 
reassigns billing rights through the same entity's TIN and are named as 
parties to the CCA;
     Clarifying the requirement that an ASM participant and a 
primary care practice share a patient who is an ASM beneficiary and how 
this requirement applies in the context of the limitation on 
considering the volume or value of referrals;
     Streamlining the provision containing an illustrative list 
of authorities with which parties to a CCA must comply to simplify it, 
improve clarity, and reduce ambiguity;
     Updating the provisions that currently reference any 
elective exchange of payments between CCA parties to instead refer to 
the elective exchange of remuneration, to reflect a broader scope of 
value that may be exchanged under a CCA;
     Reorganizing regulatory requirements under Sec.  
512.771(a) that are associated only with the exchange of any elective 
remuneration under a CCA such that they appear together under a new 
paragraph at Sec.  512.771(d) to bring greater clarity and to 
distinguish between those requirements that apply to all CCAs and those 
that apply only to CCAs that electively include the exchange 
remuneration;
     Revising the payment limitation that caps the exchange of 
remuneration based on an ASM participant's performance adjustment such 
that it can be more readily calculated in a timely manner and requiring 
that parties that elect to exchange remuneration before the limitation 
can be calculated reconcile any amounts that exceed the limitation 
following reconciliation;
     Clarifying that current requirements relating to 
traceability will continue to apply to monetary remuneration;
     Updating the contemporaneous documentation requirements to 
reflect any remuneration exchanged and add requirements to bring 
transparency into the methodologies used to determine the value of such 
remuneration; and
     Relocating the conditions associated with remuneration at 
current Sec. Sec.  512.771(a)(7) and 512.771(a)(8) to new paragraphs 
Sec. Sec.  512.771(d)(2) and 512.771(d)(3), respectively, in accordance 
with our proposal to address requirements associated with CCAs that 
include an exchange of remuneration

[[Page 43993]]

together under one paragraph. To conform with this relocation, we would 
redesignate existing sections Sec. Sec.  512.771(a)(9) through 
512.771(a)(13) to Sec. Sec.  512.771(a)(7) through 512.771(a)(11). We 
would revise newly redesignated Sec.  512.771(a)(7) (former Sec.  
512.771(a)(9)) to reference ``[a]ll parties'' rather than ``[b]oth 
parties'' and revise newly redesignated Sec.  512.771(a)(9) (former 
Sec.  512.771(a)(11)) to update documentation requirements as 
described, but otherwise would not revise text at newly redesignated 
Sec.  512.771(a)(8) (former Sec.  512.771(a)(10)), Sec.  512.771(a)(10) 
(former Sec.  512.771(a)(12)), or Sec.  512.771(a)(11) (former Sec.  
512.771(a)(13)).
(2) Parties to a CCA
    In the CY 2026 PFS final rule, we finalized at Sec.  512.771(a)(1) 
a requirement that a CCA be in writing, signed by both parties, and 
contain the effective date of the arrangement. We also finalized at 
Sec.  512.771(a)(2) a requirement that a CCA be exclusively between an 
ASM participant and a primary care practice with which the ASM 
participant shares at least one established patient who is an ASM 
beneficiary. At that time, we considered, but declined to permit, 
multiple ASM participants reassigning billing rights through the same 
TIN to be parties to a single CCA with a primary care practice party, 
citing concerns around the ability of ASM participants to accurately 
track any remuneration exchanged under a multi-ASM participant 
arrangement (90 FR 49712).
    Following publication of the CY 2026 PFS final rule, we received 
interested party feedback anticipating significant burden associated 
with establishing separate CCAs for each individual ASM participant 
when more than one ASM participant is in the same group practice and 
such ASM participants wish to collaborate with the same primary care 
practice. As an example, 20 ASM participants operate within a single 
health system and reassign their billing rights to that system's TIN. 
Even if such ASM participants coordinate care regularly with the same 
primary care practice and wish to establish a CCA with the same primary 
care practice, the current regulation would require negotiation, 
execution, documentation, and tracking of 20 separate CCAs.
    We believe that requiring a separate CCA for each ASM participant 
could impose administrative burden without a corresponding programmatic 
benefit. We now believe that concerns related to tracking remuneration 
under CCAs involving multiple ASM participants could be addressed 
through more targeted safeguards that apply to CCAs that elect to 
include remuneration, rather than a broader restriction applicable to 
all CCAs, including those that do not involve any exchange of 
remuneration.
    Accordingly, we propose to amend Sec. Sec.  512.771(a)(1) and 
512.771(a)(2) to permit one or more ASM participants to be parties to 
the same CCA, subject to defined conditions. First, each ASM 
participant would be required to be explicitly named as a party to the 
CCA. Second, we propose that for multiple ASM participants to 
participate in the same CCA, all such ASM participants would be 
required to reassign billing rights to the same TIN. We would maintain 
the existing requirements at Sec.  512.771(a)(1) that the CCA be in 
writing and specify an effective date; we would also maintain the 
requirement that a CCA be signed by the parties but propose to amend 
regulatory text to stipulate CCA execution would be required for 
``all'' parties rather than ``both'' parties.
    We believe restricting a multi-ASM participant CCA to ASM 
participants within the same TIN is appropriate as clinicians who 
practice under the same group practice are more likely to be supported 
by shared operations, such as shared EHR systems, clinical support 
staff, and standardized administrative workflows. Accordingly, we 
believe terms of a CCA could be standardized across ASM participants 
within the same organization (that is, TIN) without compromising the 
level of detail needed to support meaningful care coordination. In 
contrast, ASM participants from separate, unaffiliated TINs may have 
distinct infrastructure, care coordination needs, support structures, 
and operational workflows. It is therefore unclear how a single 
arrangement could establish cohesive terms regarding shared 
responsibilities with a primary care partner in a manner consistent 
with the intent of CCAs. We are concerned that attempting to encompass 
these different capabilities and variable workflows within a single 
agreement could result in vague, overly broad, or highly fragmented 
contractual terms, which could undermine the intent of the CCA.
    Our proposal to permit one or more ASM participants billing under 
the same TIN to join the same CCA with a primary care partner does not 
alter ASM's fundamental accountability framework. As noted, we propose 
to clarify that any ASM participant seeking to join and rely on one CCA 
be expressly named as a party to the arrangement. We believe such 
requirement maintains individual ASM participant accountability, while 
reducing administrative burden. We are not proposing to permit a group 
practice or TIN to serve as a sole contracting party on behalf of 
unnamed ASM participants, as this could obfuscate individual ASM 
participant accountability and introduce operational complexity, 
particularly when an ASM participant departs a group practice during an 
ASM performance year. Requiring each ASM participant to be named as a 
party would mitigate such concerns while still reducing contracting 
burden.
    We wish to emphasize that our proposals do not preclude an ASM 
participant's group practice from supporting the ASM participant or ASM 
participants with administrative functions associated with a CCA, such 
as recordkeeping or maintaining documentation on ASM participants' 
behalf, provided such support is consistent with other applicable 
authorities. Such administrative support does not substitute for the 
requirement that each ASM participant be named as a party and remain 
accountable for the core responsibilities described by the model and 
CCAs. Rather, we intend for our proposals to better account for the 
operational realities of group practices and the nature of the 
activities envisioned by a CCA, which inherently entails practice-level 
support. We do not intend for our proposals to disrupt such support 
arrangements.
    We also note that we do not intend, and do not propose, to impose 
prescriptive requirements around the meaning of a ``primary care 
practice'' that must be a party to a CCA. Our intent is that a CCA 
reflects coordination between the ASM participant and their ASM 
beneficiary's source of primary care services. We refer readers to 
discussion in response to interested party questions in the CY 2026 PFS 
final rule for further information (90 FR 49653).
    Our proposal is also intended to reduce burden for ASM participants 
who practice within the same group and coordinate care with the same 
primary care practice. It is not intended to discourage individual 
CCAs. ASM participants who belong to the same group may continue to 
enter into separate CCAs and should consider a separate arrangement 
when doing so better reflects individual clinical relationships, 
sources of primary care for their individual ASM beneficiary panel, and 
care coordination needs. We also continue to encourage ASM participants 
to consider entering into multiple CCAs to the extent it would support 
meaningful coordination for a

[[Page 43994]]

broader population of ASM beneficiaries but note that only one CCA is 
required to meet IA-2 specifications.
    We seek comment on these proposals, including whether it would 
reduce administrative burden to permit more than one ASM participant to 
enter the same CCA while preserving individual accountability, program 
integrity, and appropriate oversight. We also seek feedback on whether 
this proposal could be read as disadvantaging ASM participants who are 
solo practitioners or part of a group practice where they are the only 
selected ASM participant. We do not believe this proposal would have 
any negative effect on these ASM participants, but we invite interested 
party perspectives on this.
(3) Requirement That CCA Parties Share a Patient Who Is an ASM 
Beneficiary
    Sections 512.735(c)(2)(i) and 512.771(a)(2) both require that 
parties to a CCA share a patient who is an ASM beneficiary. Under our 
proposal to permit more than one ASM participant to join the same CCA, 
we would maintain the requirement at proposed revised Sec.  
512.771(a)(2) that an ASM participant party or ASM participant parties 
and the primary care practice party share at least one patient who is 
an ASM beneficiary. That is, the requirement that an ASM participant 
party or ASM participant parties and the primary care practice share a 
patient who is an ASM beneficiary would be satisfied so long as at 
least one shared patient who is ASM beneficiary exists between any one 
ASM participant party to the CCA and the primary care practice party, 
regardless of the total number of ASM participants who are parties to 
that CCA.
    We emphasize that the purpose of the requirement to share ``one or 
more'' patients who are ASM beneficiaries is to ensure a clear nexus 
exists between the CCA and coordination activities on behalf of ASM 
beneficiaries for whom both the primary care practice party and ASM 
participants have a care relationship. In the absence of shared ASM 
beneficiaries, there would be no care relationship to coordinate and, 
therefore, no basis for a CCA. We require only one shared ASM 
beneficiary as a minimum threshold condition because we believe that 
parties who commit to meaningfully coordinate care in a manner 
consistent with the purpose of a CCA will, organically, identify and 
collaborate on behalf of a much broader shared patient population as 
the arrangement is implemented. Thus, we continue to underscore, as we 
did in the CY 2026 PFS final rule (90 FR 49712 through 49713), that we 
encourage ASM participants to select primary care partners with whom 
they share multiple ASM beneficiaries as this would more meaningfully 
fulfill the goals of the CCA.
    Lastly, current Sec.  512.771(a)(2) requires that, for the purposes 
of the shared ASM beneficiary requirement, the ASM beneficiary must be 
an ``established'' patient. IA-2 specifications at Sec.  
512.735(c)(2)(i) does not include the ``established'' qualifier. Upon 
further review, we do not believe it is necessary to include the term 
``established'' in CCA regulations and therefore propose to strike the 
term ``established'' at Sec.  512.771(a)(2) to conform with IA-2 
specifications.
    We seek comment on our proposal to require at least one shared 
patient who is an ASM beneficiary under a CCA regardless of how many 
ASM participants are parties to such CCA. We invite feedback on whether 
requiring one shared patient who is an ASM beneficiary is sufficient to 
encourage the coordination goals envisioned by CCAs. We also seek 
comment on our proposal to remove the term ``established'' from CCA 
regulations at Sec.  512.771(a)(2).
(4) Requirement To Comply With Applicable Laws
    We finalized in the CY 2026 PFS final rule at Sec.  512.771(a)(5) 
that both parties to a CCA must comply with all applicable statutes, 
regulations, and guidance, including without limitation: Federal 
criminal laws; the False Claims Act (31 U.S.C. 3729 et seq.); the anti-
kickback statute (42 U.S.C 1320a-7b(b)); the civil monetary penalties 
law (42 U.S.C. 1320a-7a); and the physician self-referral law (42 
U.S.C. 1395nn).
    We now believe the illustrative list at Sec.  512.771(a)(5) is 
unnecessary and that a simplified version of regulatory text may reduce 
potential confusion. Accordingly, we are proposing to remove the 
illustrative list of legal authorities and instead retain only the 
requirement that both parties to a CCA comply with all applicable 
statutes, regulations, and guidance. To conform with other proposals to 
Sec.  512.771, we also propose to amend regulatory text to strike 
reference to ``[b]oth'' parties and instead require that ``[a]ll'' 
parties comply with this provision.
    We invite comment on the proposed changes.
(5) Restriction on Conditioning Remuneration on Referrals
    In the CY 2026 PFS final rule, we established that neither the 
opportunity to enter a CCA nor the amount of any payment under a CCA 
may be conditioned, directly or indirectly, on the volume or value of 
past or anticipated referrals or business generated by, between, or 
among the parties to the arrangement or any other person (90 FR 49711). 
Separately, Sec.  512.771(a)(2) requires that an ASM participant and a 
primary care practice party to a CCA share at least one patient who is 
an ASM beneficiary.
    Upon further consideration, we are concerned that the current 
language at Sec.  512.771(a)(6) on conditioning entry into a CCA, in 
the context of the requirement for shared ASM beneficiaries at Sec.  
512.771(a)(2), may be read to unnecessarily constrain the formation of 
the type of arrangements the model is designed to promote. Because 
shared ASM beneficiaries among parties to a CCA may result from 
existing care relationships between ASM participants and primary care 
practices, the current language of Sec.  512.771(a)(6) could be read to 
prohibit potential collaborators from considering the beneficiary-
sharing relationship required by Sec.  512.771(a)(2). We did not intend 
the prohibition on conditioning entry into a CCA on referrals or 
business generated to prevent parties from considering whether they 
satisfy the shared-beneficiary requirement that is itself a requirement 
to CCAs.
    Accordingly, we propose to revise Sec.  512.771(a)(6) that an ASM 
participant may consider, as one criterion for entering into a CCA, 
whether they share at least one ASM beneficiary with a primary care 
practice. We propose that this would not violate the volume or value 
standard in Sec.  512.771(a)(6) if the purpose of such criteria is to 
further the purpose of the CCA. This clarification is intended to 
remove an unintended barrier to CCA formation while preserving the 
prohibition on entering into arrangements based on referral patterns or 
that reward or induce referrals or other business generated.
    This targeted revision would permit parties to consider whether 
they share one or more ASM beneficiaries only for purposes of 
satisfying the shared-beneficiary requirement at Sec.  512.771(a)(2) 
and furthering the purpose of the CCA.
    We seek comment on this proposal. We also invite comment on whether 
the proposed approach is sufficiently clear and appropriately 
accommodates the operational realities of how practices contemplate 
establishing CCAs.
(6) CCAs That Include the Exchange of Remuneration
    In the CY 2026 PFS final rule, we stated our intent to allow ASM 
participants and their primary care

[[Page 43995]]

partners to negotiate arrangements that are best suited to their 
practices (90 FR 49712). We also recognized that parties to a CCA may 
wish to include model-related incentives under a CCA to support shared 
accountability for the outcomes of ASM beneficiaries and to support 
coordination activities that benefit shared patients (90 FR 49713). 
Accordingly, we made the CMS-sponsored model arrangements safe harbor 
at Sec.  1001.952(ii)(1) available under ASM at Sec.  512.765 to 
protect remuneration exchanged under a CCA, provided that all 
requirements of the safe harbor at Sec.  1001.952(ii)(1) and CCA 
regulations at Sec.  512.771 are met (90 FR 49713).
    Upon further review, we believe that provisions of Sec.  512.771 
that refer to payments exchanged under a CCA should be revised to apply 
more broadly to remuneration exchanged under a CCA to the extent 
applicable. Applying these provisions to remuneration would better 
align Sec.  512.771 with Sec.  512.765 and the CMS-sponsored model 
arrangements safe harbor at Sec.  1001.952(ii)(1), both of which 
address remuneration. It would also more accurately reflect the full 
range of value that parties may exchange under a CCA, including 
monetary payments and in-kind items or services that support care 
coordination and other model-related activities.
    Accordingly, we propose to revise Sec.  512.771 such that 
applicable provisions referencing payment instead reflect and apply 
more broadly to remuneration exchanged under a CCA. We believe this 
proposed modification would clarify that safe harbor protections and 
requirements in Sec.  512.771 apply to both monetary and in-kind 
remuneration exchanged under a CCA. We emphasize that remuneration is 
not a required element of a CCA. Rather, parties to a CCAs may elect to 
include monetary or in-kind incentives that promote improvement 
activities or the goals of the model, provided that all applicable 
requirements are met (90 FR 49654). In-kind remuneration, such as 
shared data analytics platforms, care managers, or technology 
infrastructure could support the type of care coordination envisioned 
by ASM.
    We also propose to add new paragraph Sec.  512.771(d) to introduce 
the requirements that apply when parties to a CCA elect to exchange 
remuneration and to relocate the proposed, revised conditions 
applicable to remuneration under a CCA such that they appear together 
under new paragraph Sec.  512.771(d). We believe this construction 
would more clearly distinguish the regulatory requirements that apply 
to all CCAs from the additional conditions that apply when remuneration 
is exchanged under a CCA.
    We seek comment on our proposals to address remuneration, as 
applicable, throughout Sec.  512.771 rather than just payment, and to 
reorganize Sec.  512.771 such that conditions associated with 
remuneration at current Sec. Sec.  512.771(a)(7) and (a)(8) are located 
under new paragraph Sec.  512.771(d) at Sec. Sec.  512.771(d)(2) and 
(d)(3), respectively. We are interested in whether the proposed 
reorganization would bring greater clarity to our regulations.
    We also welcome comment on the types of services and remuneration 
that specialists and primary care partners exchange or contemplate 
exchanging to support and encourage coordination and collaboration 
goals, as we described in the CY 2026 PFS final rule (90 FR 49712). We 
remain interested in learning about the types of remuneration used to 
support collaborative care, such as shared personnel, infrastructure, 
data analytics, care management resources, technology, or other in-kind 
items or services, so that we may more clearly understand how such 
incentives are used to promote activities designed to aid coordination 
and can consider such feedback in future rulemaking.
(a) Requirement for Remuneration to Reasonably Relate to CCA Purpose
    In the CY 2026 PFS final rule, we finalized at Sec.  512.771(a)(3) 
that a CCA must be entered into for the purpose of either furthering 
the ASM participant's performance in the improvement activities ASM 
performance category or furthering the clinical goals of the model as 
described by Sec.  512.771(b) (90 FR 49712 through 49714).
    We did not include a corresponding requirement that any 
remuneration exchanged under a CCA connect to those purposes. Upon 
further review, we are concerned that, absent such a requirement, 
remuneration could be structured in a manner that is not sufficiently 
connected to the objectives the CCA intends to support.
    We propose that any remuneration exchanged by the ASM participant 
party or parties and the primary care practice party to a CCA would be 
required to have a reasonable relationship to activities undertaken to 
further the ASM participant's performance in the improvement activities 
ASM performance category or to advance the model's clinical goals, 
which are: (1) promoting preventive care through improved management of 
ASM targeted chronic conditions; (2) empowering patients to actively 
participate and be accountable for quality and whole health outcomes; 
and (3) facilitating meaningful and efficient coordination between 
specialists and primary care providers to increase independent 
physician participation in value-based payment programs.
    Specifically, we propose to require at new Sec.  512.771(d)(1) that 
any remuneration exchanged by the parties to a CCA be reasonably 
related to the purpose of the CCA, as defined in Sec.  512.771(a)(3). 
We believe that aligning the purpose of any exchange of remuneration 
with the purpose of the CCA would support bona fide care coordination 
incentives while protecting program integrity. We do not anticipate 
that this requirement will result in any meaningful increase in 
compliance burden, particularly since including remuneration under a 
CCA is voluntary and because we already require that a CCA be entered 
into for the purposes specified at Sec.  512.771(a)(3).
    We seek comment on our proposal at Sec.  512.771(d)(1) to require 
that any remuneration exchanged under a CCA be reasonably related to 
the purpose of the arrangement, consistent with Sec.  512.771(a)(3).
(b) Limitation on Remuneration
    In the CY 2026 PFS final rule (90 FR 49712 through 49714), we 
finalized a limitation to the amount of any payments exchanged under a 
CCA at Sec.  512.771(a)(7). Specifically, we finalized a requirement 
that any payment exchanged under a CCA must not exceed the sum total of 
the payment adjustments made to an ASM participant's claims for a given 
ASM payment year, which would be calculated based on the of application 
of the ASM payment adjustment factor to the ASM participant's payments 
for Medicare Part B covered professional services during the 
corresponding ASM payment year.
    Our intent was to ensure that any financial or in-kind exchanges 
between CCA parties remain appropriately tied to patient outcomes and 
ASM's clinical goals (90 FR 49712).
    Upon further consideration, we believe the current methodology may 
be difficult for parties to operationalize and warrants revision. ASM 
payment adjustments are applied 2 CYs after the applicable ASM 
performance year. As a result, the information needed to determine the 
maximum amount permitted to be exchanged may not be available until 
well after the close of the applicable ASM performance year. This could 
create operational difficulty for

[[Page 43996]]

parties that wish to exchange remuneration during or near the ASM 
performance year when care coordination activities are occurring.
    Accordingly, we propose updates to modify the temporal period used 
to calculate this limitation and provide for a reconciliation and 
repayment process to support compliance with the limitation. Consistent 
with our organizational update to Sec.  512.771, we propose to include 
the revised limitation on remuneration in new Sec.  512.771(d)(2).
    We propose to maintain a limitation on the amount of remuneration 
exchanged under a CCA and to tie that limitation to performance-based 
payment adjustments made to an ASM participant's payments for Medicare 
Part B covered professional services. However, we propose that this 
limitation would be calculated using the ASM participant's ASM payment 
adjustment factor for the applicable ASM performance year, multiplied 
by the amount otherwise paid to the ASM participant by CMS under 
Medicare Part B for covered professional services during that ASM 
performance year. Stated another way, the proposed revision would 
change the temporal period used to calculate the limitation amount from 
the ASM payment year to the ASM performance year. Under both the 
current and proposed methodologies, the operative component is the ASM 
payment adjustment factor based on performance for the ASM performance 
year; the proposed revision changes only the temporal period used to 
calculate the limitation amount.
    In accordance with our proposal permitting more than one ASM 
participant to join the same CCA, we propose to clarify that the 
remuneration limitation under proposed Sec.  512.771(d)(2) would be 
calculated separately for each ASM participant that is a party to a 
CCA. This means that, where more than one ASM participant is included 
in the same CCA, the limitation on the amount of remuneration that may 
be exchanged under the arrangement would be calculated per each ASM 
participant. Accordingly, the remuneration limitation would be 
calculated separately for each ASM participant based on that ASM 
participant's ASM payment adjustment factor and the amount otherwise 
paid to that ASM participant by CMS under Medicare Part B for covered 
professional services during the applicable ASM performance year. We 
believe this clarification is necessary to preserve individual ASM 
participant accountability while allowing multiple ASM participants to 
participate in a single CCA where appropriate.
    We are also proposing additional safeguards to support consistent 
implementation of this limitation. Specifically, under proposed Sec.  
512.771(d)(2)(i), the CCA would be required to specify a methodology 
for identifying and calculating the total value of remuneration 
exchanged under the arrangement for the ASM performance year and 
determine whether the total value exceeds the applicable limitation. To 
the extent that remuneration is in-kind, we propose at Sec.  
512.771(d)(2)(ii) that the valuation of such remuneration would be 
based on the offeror's costs using any reasonable accounting 
methodology, or the fair market value of the in-kind item or service. 
We believe this would support ASM participants that elect to exchange 
in-kind remuneration in ensuring such exchange complies with our 
regulations. Under proposed Sec.  512.771(d)(2)(iii), the arrangement 
would be required to provide for reconciliation, if applicable, after 
the limitation is determined. Under proposed Sec.  512.771(d)(2)(iv), 
if the total value of remuneration exchanged under the arrangement for 
the ASM performance year exceeds the limitation, the party that 
received the excess amount would be required to repay that excess 
amount to the other party within a reasonable time. We believe these 
provisions would promote consistent administration, clarify compliance 
requirements, and facilitate CMS oversight. We anticipate that these 
revisions to the remuneration limitation would establish a more viable 
pathway for parties to exchange remuneration during or close to the 
applicable ASM performance year by offering greater regulatory 
certainty that, should those exchanges exceed the final limitation, 
there would be a defined mechanism to reconcile the difference later.
    We recognize the inherent complexity with a limitation based on a 
mathematical formula as described in proposed Sec.  512.771(d)(2) in 
the context of in-kind remuneration. Valuing in-kind remuneration to 
ensure it does not exceed the calculated threshold, and 'repaying' 
excess in-kind value during the reconciliation process, may present 
operational difficulties that could impede good faith exchanges of in-
kind items or services intended to support the purpose of the CCA. We 
considered but are not proposing an alternative where the limitation in 
proposed Sec.  512.771(d)(2) would apply only to monetary payments (or 
cash equivalents) exchanged under a CCA. Under such alternative, we 
would establish a separate limitation for in-kind remuneration, such as 
requiring that any in-kind items or services exchanged meet a fair 
market value and commercial reasonableness standard rather than a 
limitation based on a dollar amount. While a separate safeguard 
tailored to in-kind remuneration could ease operational burden for ASM 
participants and their primary care partners, we believe that having 
one mathematical formula for valuing any remuneration exchanged under a 
CCA would be simpler for parties to CCAs to implement and therefore did 
not propose this approach.
    We seek comment on these proposals, including the proposed update 
for calculating the limitation using the ASM performance year rather 
than the corresponding ASM payment year, the methodology and 
reconciliation requirements at proposed Sec.  512.771(d)(2) and whether 
the proposed updates bring greater clarity to requirements that apply 
to CCAs that elect to include remuneration. We also seek comment on the 
alternative considered for in-kind remuneration limitations.
(c) Other Requirements for Remuneration Exchanged Under a CCA
    We finalized in the CY 2026 PFS final rule that any payment 
exchanged under a CCA must be solely between the parties and be made by 
check, electronic funds transfer, or another traceable cash transaction 
(Sec.  512.771(a)(8)) (90 FR 49712 through 49714). Consistent with our 
organizational update to Sec.  512.771, we propose to include this 
requirement, with revisions to address remuneration more broadly, in 
new Sec.  512.771(d)(3).
    Specifically, we would require that any remuneration exchanged 
under a CCA be solely between the parties and that, to the extent the 
exchange is a monetary payment, payment must be made by check, 
electronic funds transfer, or other traceable transaction at Sec.  
512.771(d)(3).
    We seek comment on these proposals.
(d) Documentation Requirements
    We finalized a requirement that ASM participants maintain 
contemporaneous documentation regarding all CCAs, including the 
relevant agreement and date and amount of payment at Sec.  
512.771(a)(11).
    We propose to update documentation requirements to better support 
ASM participants and their primary care partners in their compliance 
with applicable regulations and to update references to conform with 
other changes proposed under Sec.  512.771, including that we propose 
to

[[Page 43997]]

redesignate existing Sec.  512.711(a)(11) to Sec.  512.711(a)(9).
    Specifically, we propose to revise the documentation requirement at 
proposed revised Sec.  512.771(a)(9) such that an ASM participant would 
be required to maintain contemporaneous documentation, in accordance 
with Sec.  512.135, regarding all CCAs entered into, records of all 
remuneration exchanged for each ASM participant under a CCA, a 
description of the remuneration, the value of the remuneration, the 
methodology for determining the value of any in-kind remuneration, and 
the date on which the remuneration was exchanged.
    We also propose to require documentation of the identity of each 
ASM participant that would be a party to the CCA. We propose this 
change to conform with our proposal that a CCA may include more than 
one ASM participant to promote appropriate recordkeeping regarding the 
identity of each ASM participant covered by a CCA.
    Together, we believe these proposed changes would clarify the 
minimum documentation that must be maintained by an ASM participant, 
better support compliance, and reduce ambiguity regarding documentation 
when a CCA includes multiple ASM participants as parties. These 
proposed changes would be reflected in proposed revised Sec.  
512.771(a)(9), if finalized.
    We considered requiring that ASM participants maintain 
documentation supporting that all ASM participants who join the same 
CCA reassign their billing rights through the same TIN as a safeguard 
supporting compliance with our proposal that, if more than one ASM 
participant joins as a party to a CCA, such ASM participants must all 
reassign billing rights to the same TIN. We did not propose this 
approach as we believe we would be able to verify this information 
based on data already available to us.
    We seek comment on these proposed changes. We also seek comment on 
the alternative documentation approach we considered and whether this 
approach would better support compliance and monitoring.
j. Medicare Program Waivers
    In the CY 2026 PFS final rule, we adopted a policy at Sec.  512.775 
whereby we waive MIPS reporting obligations for an ASM participant in 
each ASM performance year in which the ASM participant meets ASM 
eligibility criteria at Sec.  512.710(b), except as specified in Sec.  
512.710(a)(2). Section 512.710(a)(2) describes an ASM participant who 
does not meet eligibility requirements for mandatory participation in 
ASM for a given ASM performance year.
    We also discussed in the CY 2026 PFS final rule how the waiver 
pertaining to MIPS reporting obligations would not apply in instances 
where an ASM participant is not subject to specified ASM performance 
requirements due to a change in TIN (90 FR 49582). However, the 
regulatory text at Sec.  512.771(a) does explicitly reflect this 
policy.
    Accordingly, we propose to update Sec.  512.775(a) to replace the 
reference to ``Sec.  512.710(a)(2)'' with ``Sec.  512.710(a)(2) or 
Sec.  512.710(c)'' such that the regulatory text accurately reflects 
our policy.
    We seek comment on this proposal.

E. Limiting Medicare Coverage of Certain Individuals

1. Background
    On July 4, 2025, Public Law 119-21, which we refer to as the 
``Working Families Tax Cut'' (WFTC) legislation, was enacted. Section 
71201 of the WFTC legislation amended title XVIII of the Social 
Security Act (the Act) to add a new section 1899C, which provides that, 
subject to section 1899C(b) of the Act, an individual may be entitled 
to, or enrolled for, Medicare benefits only if the individual is in one 
of the following four groups: (1) a citizen or national of the United 
States; (2) an alien who is lawfully admitted for permanent residence 
under the Immigration and Nationality Act (INA) (lawful permanent 
resident or LPR); \187\ (3) an alien who has been granted the status of 
Cuban and Haitian entrant (CHE); or (4) an individual who lawfully 
resides in the United States \188\ in accordance with a Compact of Free 
Association (COFA migrant).
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    \187\ As defined in section 501(e) of the Refugee Education 
Assistance Act of 1980 (Pub. L. 96-422).
    \188\ See section 402(b)(2)(G) of the Personal Responsibility 
and Work Opportunity Reconciliation Act of 1996 (PRWORA).
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    Prior to enactment of the WFTC legislation, benefits payable under 
the Medicare program for noncitizens generally depended on whether the 
individual was ``lawfully present.'' Section 401 of the Personal 
Responsibility and Work Opportunity Reconciliation Act of 1996 (PRWORA) 
(Pub. L. 104-193, August 22, 1996), codified at 8 U.S.C. 1611, 
generally provides that, subject to certain exceptions, only 
``qualified aliens'' are eligible for Federal public benefits. However, 
section 401(b)(3) of PRWORA provides that Medicare benefits under title 
XVIII of the Act are not limited solely to ``qualified aliens,'' but 
instead may be available to individuals who are lawfully present in the 
United States. Section 401(b)(2) of PRWORA similarly provides that 
noncitizens who are lawfully present in the United States may be 
eligible for benefits payable under title II, such as Social Security 
retirement or disability insurance benefits. Historically, before 
paying Medicare or title II benefits, the Social Security 
Administration (SSA) used a common process to verify an individual's 
lawful presence status by determining whether the applicant was a U.S. 
citizen or was otherwise lawfully present in the United States and 
whether the individual resided in the United States. SSA maintains a 
large set of policy and operational guidance, called Program Operations 
Manual System (POMS), that CMS and SSA update as needed. The SSA's 
procedures for verifying lawful presence before payment of title II and 
Medicare benefits are delineated in POMS. Prior to the statutory 
changes to Medicare eligibility made by the WFTC legislation, a 
noncitizen could qualify for payment of Medicare benefits if they met 
all other eligibility criteria and the individual was in an immigration 
status or category considered lawfully present under 8 CFR 1.3(a), 
which encompasses a broad range of immigration classifications. These 
``lawfully present'' categories included:
     An alien who is an LPR.\189\
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    \189\ Under the Immigration and Nationality Act (INA) [8 U.S.C. 
1101 et seq.].
---------------------------------------------------------------------------

     An alien who is granted asylum.\190\
---------------------------------------------------------------------------

    \190\ Under section 208 of INA [8 U.S.C. 1158].
---------------------------------------------------------------------------

     A refugee who is admitted to the United States.\191\
---------------------------------------------------------------------------

    \191\ Under section 207 of INA [8 U.S.C. 1157].
---------------------------------------------------------------------------

     An alien who is paroled into the United States for a 
period of at least 1 year.\192\
---------------------------------------------------------------------------

    \192\ Under section 212(d)(5) of INA [8 U.S.C. 1182(d)(5)].
---------------------------------------------------------------------------

     An alien who is a Cuban and Haitian entrant.\193\
---------------------------------------------------------------------------

    \193\ As defined in section 501(e) of the Refugee Education 
Assistance Act of 1980 (Pub. L. 96-422).
---------------------------------------------------------------------------

     An individual who lawfully resides in the United States 
under a Compact of Free Association (COFA).\194\
---------------------------------------------------------------------------

    \194\ Public Law 99-239; Public Law 99-658; see also 8 U.S.C. 
1612(b)(2)(G).
---------------------------------------------------------------------------

    The WFTC legislation did not modify the requirements for payment of 
title II benefits under sections 202(y) and 223 of the Act. As such, 
noncitizens who are lawfully present in the United States, as defined 
by 8 CFR 1.3(a), may remain eligible for payment of title II benefits. 
As a result, eligibility for payment of title II benefits is no longer 
coextensive with eligibility for payment of Medicare benefits under 
title XVIII of the Act for

[[Page 43998]]

certain noncitizens. Because continued reliance on the lawful presence 
verification framework used to determine noncitizen eligibility for 
payment of title II benefits would conflict with section 1899C of the 
Act when applied to Medicare, we propose to establish Medicare-specific 
definitions and related enrollment and termination criteria concerning 
citizenship, nationality, and immigration status.
2. Limiting Coverage Under Medicare Part A and Part B to Certain 
Individuals
a. Amending the Eligibility Criteria for Part A and Part B
    Sections 226 and 226A of the Act establish the conditions under 
which individuals are entitled to Medicare Part A benefits based on 
attainment of age 65, disability, or end-stage renal disease (ESRD). 
Individuals entitled to Medicare Part A under these provisions are not 
required to pay premiums for such coverage (known herein as premium-
free Medicare Part A) and may elect to enroll in Medicare Part B. In 
general, individuals entitled to title II retirement benefits prior to 
attaining age 65 or entitled to title II disability benefits, upon 
attainment of age 65 or after satisfying any applicable waiting period, 
respectively, are automatically enrolled in premium-free Medicare Part 
A and will be enrolled automatically in Medicare Part B unless they 
decline Medicare Part B enrollment.\195\ There are no statutory 
requirements for citizenship, nationality, immigration status, or 
residency in sections 226 and 226A of the Act. Eligibility 
determinations, including citizenship and lawful presence verification, 
for premium-free Medicare Part A have historically been made through 
the title II lawful presence verification framework administered by the 
SSA.
---------------------------------------------------------------------------

    \195\ Section 1837 of the Act and the enrollment process 
outlined in 42 CFR 407.17.
---------------------------------------------------------------------------

    Section 1818 of the Act establishes the conditions under which 
certain individuals who are not entitled to premium-free Medicare Part 
A may enroll in the hospital insurance program by paying a monthly 
premium (herein referred to as premium Medicare Part A). Under section 
1818 of the Act, an individual who has attained age 65, enrolled in 
Medicare Part B, and is not otherwise entitled to premium-free Medicare 
Part A may enroll if the individual is a resident of the United States 
and is either a citizen of the United States or an alien lawfully 
admitted for permanent residence who has resided continuously in the 
United States for the 5 years immediately preceding the month in which 
the individual applies for enrollment.
    Section 1836 of the Act establishes eligibility requirements for 
Medicare Part B (also known as supplementary medical insurance). Under 
section 1836 of the Act, an individual may enroll in Medicare Part B if 
the individual is entitled to Medicare Part A or, alternatively, has 
attained age 65, is a resident of the United States and is either a 
citizen of the United States or an alien lawfully admitted for 
permanent residence who has resided continuously in the United States 
for the 5 years immediately preceding the month in which the individual 
applies for enrollment. The WFTC legislation did not eliminate the 5-
year continuous residency requirement for LPRs in sections 1818(a)(3) 
and 1836(a)(2) of the Act and, as a result, we are not proposing to 
alter this requirement. In other words, LPRs who meet the 5-year 
continuous residency requirement and other applicable Medicare 
requirements would maintain their Medicare benefit.
    Similar to premium-free Medicare Part A, enrollment in Medicare 
Part B under section 1836(a)(1) of the Act has historically been 
administered in coordination with the SSA's lawful presence 
verification framework for confirming citizenship, nationality, lawful 
presence, and residency status for payment of title II benefits. 
However, section 1899C of the Act establishes specific statutory 
categories of individuals who may be entitled to, or enrolled in, 
Medicare under title XVIII of the Act. As a result, title II's lawful 
presence requirements no longer fully align with the Medicare Part B 
eligibility framework established by section 1899C of the Act.
    To align Medicare eligibility regulations with section 1899C of the 
Act, we are proposing to add a new definition of ``eligible 
noncitizen'' at 42 CFR 400.200 that includes the categories of 
noncitizens eligible for Medicare under sections 1899C(a)(2) through 
(4) of the Act. Specifically, the proposed definition would state that 
an ``eligible noncitizen'' is an individual who is (1) an alien 
lawfully admitted for permanent residence under the INA; (2) an alien 
who has been granted the status of CHE, as defined in section 501(e) of 
the Refugee Education Assistance Act of 1980 (Pub. L. 96-422); or (3) 
an individual who lawfully resides in the United States in accordance 
with a COFA referred to in 8 U.S.C. 1612(b)(2)(G).
    The proposed definition of ``eligible noncitizen'' is not intended 
to apply to noncitizen U.S. nationals who are expressly eligible for 
Medicare under section 1899C(a)(1) of the Act. The proposed definition 
of ``eligible noncitizen'' applicable to Medicare eligibility would be 
distinguishable from the immigration status or category criteria in 8 
CFR 1.3 applicable to noncitizen eligibility for title II benefits, 
which continues to be based on the ``lawfully present'' framework in 
section 401(b)(2) of PRWORA.
    We further propose to amend regulations at 42 CFR part 406 
(Medicare Part A) and 42 CFR part 407 (Medicare Part B) to incorporate 
the proposed definition of ``eligible noncitizen.'' We propose to add 
that, effective July 4, 2025, an individual must be a citizen or 
national of the United States or an eligible noncitizen as a basis for 
entitlement. These proposed changes would be added or included into the 
following sections:
     Premium-Free Medicare Part A:
    ++ New paragraph (a)(2) would be added to Sec.  406.5 (Basis of 
eligibility and entitlement). This proposed new paragraph would add the 
requirement that, in addition to satisfying the applicable age, 
disability, or ESRD-based entitlement criteria, an individual must also 
be a citizen or national of the United States or an eligible 
noncitizen. This revision would align the eligibility and entitlement 
criteria for premium-free Medicare Part A with section 1899C(a) of the 
Act.
    ++ New paragraph (a)(2) would be added to Sec.  406.10 (Individual 
age 65 or over who is entitled to Social Security or Railroad 
Retirement benefits, or who is eligible for Social Security benefits). 
This proposed new paragraph would clarify that individuals age 65 or 
over who otherwise qualify for premium-free Part A through Social 
Security or Railroad Retirement pathways must also satisfy the 
citizenship, nationality, or immigration status or category 
requirements established by section 1899C(a) of the Act. This would 
ensure that automatic or application-based entitlement under this 
section is limited to U.S. citizens, U.S. nationals, and eligible 
noncitizens.
    ++ Paragraph (b)(2) would be revised in Sec.  406.11 (Individual 
age 65 or over who is not eligible as a Social Security or Railroad 
Retirement benefits beneficiary, or on the basis of government 
employment). This proposed revision would align the eligibility 
language in Sec.  406.11 with section 1899C(a) of the Act and clarify 
that individuals qualifying under this pathway must also satisfy the 
citizenship, nationality, or immigration status or category standards 
in section 1899C(a) of the Act. This change would ensure that 
entitlement is not available

[[Page 43999]]

under this section unless the individual is a U.S citizen, U.S. 
national, or eligible noncitizen.
    ++ New paragraph (a)(2) would be added to Sec.  406.12 (Individual 
under age 65 who is entitled to Social Security or Railroad Retirement 
disability benefits). This proposed new paragraph would provide that 
individuals under age 65 who otherwise qualify for premium-free Part A 
on the basis of disability must also meet the citizenship, nationality, 
or immigration status or category requirements of section 1899C(a) of 
the Act. This would align the regulation implementing premium-free Part 
A entitlement based on disability with the requirements in section 
1899C(a) of the Act.
    ++ New paragraph (c)(4) would be added to Sec.  406.13 (Individual 
who has ESRD). This proposed new paragraph would clarify that 
individuals who otherwise qualify for premium-free Part A on the basis 
of ESRD must also be a citizen or national of the United States or an 
eligible noncitizen. This revision would align the regulation 
implementing premium-free Part A entitlement based on ESRD with the 
eligibility limitations in section 1899C(a) of the Act.
     Premium Medicare Part A:
    ++ In Sec.  406.20 (Basic Requirements), paragraphs (b)(2)(i) and 
(b)(2)(ii) would be revised and new paragraphs (b)(2)(iii), (b)(2)(iv), 
and (c)(5) would be added. These proposed revisions would update the 
eligibility requirements for enrollment in premium Part A to 
incorporate the proposed definition of eligible noncitizen. These 
changes would align premium Part A eligibility with section 1899C(a) of 
the Act by clarifying that only U.S. citizens, U.S. nationals, and 
eligible noncitizens may enroll under this pathway.
     Medicare Part B:
    ++ New paragraphs (a)(2)(ii)(A) through (D) would be added in Sec.  
407.10 (Eligibility to Enroll). These proposed revisions would update 
the Part B enrollment regulation to incorporate the proposed definition 
of eligible noncitizen. These proposed changes would align the Part B 
eligibility regulation with section 1899C(a) of the Act and clarify 
that only U.S. citizens, U.S. nationals, and eligible noncitizens may 
enroll under this pathway.
    We note that the WFTC legislation also has implications for the 
Medicare Part B Immunosuppressive Drug benefit (Part B-ID) under 
section 1836(b) of the Act. Part B-ID is a limited Part B benefit that 
provides coverage only for immunosuppressive drugs for certain 
individuals whose entitlement to Medicare based solely on end-stage 
renal disease (ESRD) ended 36 months after a successful kidney 
transplant and who do not have other disqualifying health coverage. 
Although eligibility for Part B-ID is governed by the specific criteria 
set forth in Sec.  407.55, individuals seeking to enroll in, or remain 
enrolled in, Part B-ID must also satisfy the citizenship, nationality, 
or immigration status or category requirements in section 1899C(a) of 
the Act. Accordingly, we propose to revise Sec.  407.55 (Eligibility to 
Enroll) to add new paragraphs (a)(1) and (2) to clarify that 
eligibility for Part B-ID is also subject to the limitations 
established by section 1899C(a) of the Act.
b. Termination of Entitlement for Individuals Who Were Entitled to, or 
Enrolled for, Medicare as of July 4, 2025, in Accordance With Section 
71201 of the WFTC Legislation (``Grace Period'' Population)
    Due to the statutory changes to Medicare eligibility made by 
section 71201 of the WFTC legislation, individuals who are not U.S. 
citizens or U.S. nationals and who have an immigration status or 
category other than LPR, CHE, or COFA migrant, and who were entitled 
to, or enrolled for, Medicare as of July 4, 2025, will no longer be 
eligible for Medicare on the date that is 18 months after July 4, 2025. 
As shorthand, we are referring to this 18-month time period as the 
``grace period'' and the applicable individuals identified and notified 
during the grace period as the ``grace period population.'' Section 
1899C(b)(2)(A) of the Act directs the SSA to complete a review of all 
individuals entitled to, or enrolled for, Medicare as of July 4, 2025, 
and identify those beneficiaries entitled to, or enrolled for, Medicare 
as of July 4, 2025, who do not meet the requirements of section 
1899C(a) of the Act. Section 1899C(b)(2)(A) provides 1 year for SSA to 
complete this task for the grace period population. Section 
1899C(b)(2)(B) of the Act directs the SSA to provide notice to such 
beneficiaries as soon as practicable after identifying such 
beneficiaries that their entitlement to, or enrollment in, Medicare 
will be terminated as of the date that is 18 months after July 4, 2025.
    The SSA shall identify all individuals who do not or potentially do 
not meet one of the eligibility criteria in section 1899C(a) per 
section 1899C(b)(2) of the Act. In accordance with section 
1899C(b)(2)(B) of the Act, upon identifying individuals who do not or 
potentially do not meet one of the eligibility criteria in section 
1899C(a), the SSA will then send, as soon as practicable, a notice to 
these identified individuals. The notice will inform them that SSA 
records indicate that they do not meet one of the eligibility criteria 
in section 1899C(a) of the Act, and their Medicare entitlement and 
enrollment will be terminated if they cannot provide evidence proving 
eligibility. Individuals would be instructed to contact the SSA if they 
believe the information is incorrect and to provide updated evidence of 
eligibility before their entitlement and enrollment is terminated. If 
applicable, the notice would state that a formal initial determination 
of ineligibility will be sent prior to their termination date if the 
individual takes no action to update their records or if the individual 
confirms that they do not meet the eligibility criteria in section 
1899C(a) of the Act. As proposed, the SSA would provide a termination 
notice towards the end of December 2026 to all identified individuals 
determined to be ineligible based on data available to the SSA.. The 
termination notice would explain that the identified individuals do not 
satisfy the requirements in section 1899C(a) of the Act and therefore 
are not entitled to, and may not be enrolled for, Medicare. The notice 
would state that termination of enrollment will be effective February 
1, 2027. The notice would inform individuals of their appeal rights 
under existing appeals regulations for initial determinations 
delineated in 42 CFR, part 405, subpart I. Specifically, 42 CFR 
405.900(b)(1) establishes that appeals of initial determinations for 
entitlement to benefits under Part A or Part B of Medicare are 
administered in accordance with the SSA's regulations governing 
reconsiderations of these initial determinations at 20 CFR, part 404, 
subpart J.
    We note that entitlement to premium-free Part A and enrollment in 
premium Part A and Part B are referenced in the Act as ``monthly 
insurance benefits'' or ``benefits for a month'' (see section 226(c)(1) 
and (2) of the Act) and entitlement to or enrollment in Medicare always 
begins on the first day of the month and always ends on the last day of 
the month (see section 1838(a) and (b) of the Act). Consequently, the 
termination in proposed Sec. Sec.  406.14(d)(2), 406.28(g)(3)(ii), and 
407.27(e)(3)(ii) would be at the end of the calendar month.
    Accordingly, we propose to amend the following regulations to 
implement termination procedures for individuals who were entitled to, 
or enrolled for, Medicare as of July 4, 2025, but do not meet or 
potentially do not meet the

[[Page 44000]]

eligibility requirements of section 1899C(a) of the Act:
     Premium-Free Medicare Part A:
    ++ New Sec.  406.14 (End of Entitlement Due to Change in 
Citizenship, Nationality, or Immigration Status or Category) would be 
added, in accordance with section 1899C(b)(1) of the Act, to establish 
the termination framework for individuals who were entitled to, 
premium-free Part A as of July 4, 2025, but who either do not meet or 
potentially do not meet the eligibility requirements of section 
1899C(a) of the Act. Specifically, new paragraph (b) would provide that 
individuals entitled or enrolled as of July 4, 2025, who either do not 
meet or potentially do not meet the requirements of Sec.  406.5(a)(2) 
will be identified and notified by the SSA per section 1899C(b)(2) of 
the Act. Individuals not meeting Sec.  406.5(a)(2) requirements will 
have their entitlement or enrollment terminated in accordance with 
paragraph (d).
    ++ New paragraph (b)(3) would be added to Sec.  406.10 (Individual 
age 65 or over who is entitled to Social Security or Railroad 
Retirement benefits, or who is eligible for Social Security benefits) 
to add a cross reference to the termination provision in the new Sec.  
406.14.
    ++ New paragraph (d)(2)(v) would be added to Sec.  406.12 
(Individual under age 65 who is entitled to Social Security or Railroad 
Retirement disability benefits) to add a cross reference to the 
termination provision in the new Sec.  406.14.
    ++ New paragraph (f)(3) would be added to Sec.  406.13 (Individual 
who has end-stage renal disease) to add cross reference to the 
termination provision in the new Sec.  406.14(b).
     Premium Medicare Part A:
    ++ New paragraph (g)(1) would be added to Sec.  406.28 (End of 
Entitlement Due to Change in Citizenship, Nationality, or Immigration 
Status or Category) in accordance with section 1899C(b)(1) of the Act, 
to establish the termination framework for individuals who were 
entitled to, or enrolled for, premium Part A as of July 4, 2025, but 
who either do not meet or potentially do not meet the eligibility 
requirements of section 1899C(a) of the Act. Specifically, the new 
paragraph (g)(1) would provide that individuals entitled to or enrolled 
as of July 4, 2025, who either do not meet or potentially do not meet 
the requirements of Sec.  406.20(b)(2) will be identified and notified 
by the SSA per section 1899C(b)(2) of the Act. Individuals not meeting 
Sec.  406.20(b)(2) requirements will have their entitlement or 
enrollment terminated in accordance with subparagraph (3).
     Medicare Part B:
    ++ New paragraph (e)(1) would be added to Sec.  407.27 (Termination 
of entitlement: Individual), in accordance with section 1899C(b)(1) of 
the Act, to establish the termination framework for individuals who 
were enrolled in Part B as of July 4, 2025, but who either do not meet 
or potentially do not meet the eligibility requirements of section 
1899C(a) of the Act. Specifically, the new paragraph (e)(1) would 
provide that individuals enrolled as of July 4, 2025, who either do not 
meet or potentially do not meet the requirements of Sec.  407.10(a)(2) 
will be identified and notified by the SSA per section 1899C(b)(2) of 
the Act. Individuals not meeting Sec.  407.10(a)(2) requirements will 
have their enrollment terminated in accordance with paragraph (3).
c. Proposed Termination Process for Certain Noncitizens Entitled to, or 
Enrolled for, Medicare Who Were Not Identified and Notified by the SSA 
per Section 1899C(b)(2) of the Act (Outside of the ``Grace Period'' 
Population)
    We turn now to the proposed termination processes that would be 
used for all other individuals whose eligibility for Medicare, 
including both initial eligibility and continued eligibility, is 
impacted by the statutory changes to Medicare eligibility made by 
section 71201 of the WFTC legislation and whose entitlement and 
enrollment was not terminated by the SSA under the processes 
implementing section 1899C(b) of the Act. The proposed termination 
processes for this population provides the framework to terminate 
enrollment in Medicare if they are not eligible to be entitled or 
enrolled per section 1899C of the Act while ensuring all impacted 
individuals are notified of termination and retain their appeal rights. 
Under this proposal, all terminations made under section 1899C of the 
Act would be prospective.
    We propose that entitlement and enrollment for those not identified 
during the grace period and found not to meet the citizenship, 
nationality, or immigration status or category requirements in section 
1899C(a) of the Act would end according to the termination processes in 
the following proposals: Sec.  406.14(c) and (d) for those with 
premium-free Part A, Sec.  406.28(g)(2) and (3) for those with premium 
Part A, and Sec.  407.27(e)(2) and (3) for those with Part B benefits. 
The proposed termination processes in Sec. Sec.  406.14(d), 
406.28(g)(3) and 407.27(e)(3) include providing notice to such 
individuals that their entitlement and enrollment for Medicare will be 
terminated if they do not meet section 1899C(a) of the Act, and for 
terminating entitlement or enrollment where the SSA determines that the 
individual either does not or no longer meets the requirements of 
section 1899C(a) of the Act.
    As stated, this proposed termination process would apply to anyone 
enrolled in Medicare whom the SSA determines does not meet eligibility 
requirements under section 1899C(a) of the Act and was not part of the 
grace period population per section 1899C(b)(2)(B) of the Act. There is 
a period of time between enactment of the WFTC legislation on July 4, 
2025, and the SSA starting to screen individuals for new Medicare 
enrollment under the criteria in section 1899C(a) of the Act, which is 
expected in 2026. Individuals enrolled after enactment of the WFTC 
legislation but before screening procedures are implemented do not fall 
into the grace period population because they were not enrolled as of 
the date of enactment. Thus, individuals enrolled during the previously 
discussed time period who do not meet the eligibility requirements in 
section 1899C(a) of the Act would be terminated according to proposed 
Sec. Sec.  406.14(d), 406.28(g)(3) or 407.27(e)(3), as appropriate.
    Additionally, the proposed termination process would apply to 
anyone enrolled in Medicare whom the SSA determines does not meet the 
eligibility requirements in section 1899C(a) of the Act and was not 
notified as part of the grace period population per section 
1899C(b)(2)(B) of the Act. This would include individuals whose status 
changed prior to the implementation of this proposed rule, if finalized 
as proposed, such as an individual who was enrolled in Medicare in 
October 2024 and met the eligibility requirements under section 
1899C(a) of the Act based on their conditional LPR status when SSA 
identified and notified the grace period population. Therefore, they 
were not included in the grace period population per section 
1899C(b)(2)(B) of the Act. However, if SSA's records indicate that 
their conditional LPR status expires December 2026, this proposed 
termination process would apply upon expiration of their conditional 
LPR status and would provide the framework for this individual's 
Medicare enrollment to be terminated as they would no longer satisfy 
the requirements of section 1899C(a) of the Act. We emphasize that the 
same process would also apply to individuals enrolled after this 
proposed rule is implemented, if finalized as proposed. As an example, 
consider the case of an individual enrolled in Medicare with 
conditional LPR status whose enrollment began in April 2028. In

[[Page 44001]]

February 2030, SSA records indicate that the individual's conditional 
LPR status expires in April 2030. Upon expiration of the individual's 
conditional LPR status in April 2030, the individual would no longer 
satisfy the requirements of section 1899C(a) of the Act, and the SSA 
would send notice to the individual that they no longer meet the 
requirements of section 1899C(a) of the Act. As a result, under the 
proposed process for termination of enrollment, the individual's 
Medicare enrollment would be terminated at the end of the month 
following the month in which the notice is dated.
    There are several circumstances in which individuals are identified 
as no longer meeting the requirements of section 1899C(a) of the Act 
outside the grace period. We propose the same termination process for 
individuals in these circumstances in proposed Sec. Sec.  406.14(d), 
406.28(g)(3) or 407.27(e)(3), as appropriate.
    For these individuals outside the grace period, we propose that a 
termination notice from the SSA would be sent to each individual 
identified as ineligible. We propose the notice would explain that, per 
data available to the SSA, the individual does not satisfy the 
requirements of section 1899C(a) of the Act. Under the proposed 
termination process, an individual would not lose Medicare entitlement 
or enrollment during the month in which the SSA determines that the 
individual does not or no longer meets the requirements of section 
1899C(a) of the Act. Rather, Medicare entitlement or enrollment would 
terminate at the end of the month following the month in which the 
notice is dated. For example, if the date of the termination notice is 
in March 2027, termination would be effective at the end of April 2027. 
This proposed termination timeline would be explained in the notice. 
The SSA will not terminate anyone's entitlement or enrollment prior to 
notification. Further, no termination of Medicare would occur for any 
individual entitled to, or enrolled for, Medicare for failure to meet 
the requirements of section 1899C(a) of the Act prior to the effective 
date of this rule, if finalized as proposed. We propose an effective 
date of January 1, 2027.
    We propose that individuals whose Medicare entitlement and 
enrollment are terminated because they do not meet the requirements of 
section 1899C(a) of the Act would be provided appeal rights under the 
CMS' existing appeals regulations for initial determinations. Appeals 
of initial determinations for entitlement to benefits under Medicare 
Part A or Part B are administered in accordance with 20 CFR, part 404, 
subpart J. See 42 CFR 405.900(b)(1). We propose to include the 
information about appeal rights in the proposed termination notices.
    Under this proposal, termination notices would be sent to affected 
individuals on an ongoing basis, as applicable, when the SSA receives 
information that an individual enrolled in Medicare does not meet the 
requirements of section 1899C(a) of the Act.
    These proposals are necessary to ensure implementation of section 
1899C of the Act is consistent with the efficient administration of the 
Medicare program under section 1102(a) of the Act. Therefore, to 
implement the proposed termination framework, we propose adding and 
revising the following sections:
     Premium-Free Medicare Part A:
    ++ New Sec.  406.14 (End of entitlement due to change in 
citizenship, nationality, or immigration status or category) would be 
added. The proposed new Sec.  406.14(c) would provide the termination 
framework for individuals entitled to premium-free Part A who were not 
identified and notified by the SSA per section 1899C(b)(2) of the Act 
and were subsequently determined by the SSA as not meeting the 
requirements of Sec.  406.5(a)(2). Proposed Sec.  406.14(d) describes 
the proposed termination notice and appeal rights in accordance with 
existing regulations governing Medicare entitlement determinations, 
states the effective date of premium-free Part A entitlement 
termination, and states that the individual should contact the SSA if 
their citizenship, nationality, or immigration status or category 
changes such that they may be entitled to, or enrolled for, premium-
free Part A benefits.
    ++ New paragraph (b)(3) would be added to Sec.  406.10 (Individual 
age 65 or over who is entitled to Social Security or Railroad 
Retirement benefits, or who is eligible for Social Security benefits). 
This proposed new paragraph would add a cross-reference to Sec.  406.14 
so that individuals entitled to, or enrolled for, premium-free Part A 
through the age-65 pathway would be subject to the termination 
procedures in that section if they do not or no longer meet the 
citizenship, nationality, or immigration status or category 
requirements in section 1899C(a) of the Act.
    ++ New proposed paragraph (d)(2)(v) would be added to Sec.  406.12 
(Individual under age 65 who is entitled to Social Security or Railroad 
Retirement disability benefits). This proposed new paragraph would add 
cross-references to Sec.  406.14(b) and (c) so that disability-based 
premium-free Part A entitlement would be subject to the proposed 
termination procedures for an individual who does not or no longer 
meets the citizenship, nationality, or immigration status or category 
requirements in section 1899C(a) of the Act.
    ++ New proposed paragraph (f)(3) would be added to Sec.  406.13 
(Individual who has ESRD). This proposed new paragraph would add a 
cross-reference to Sec.  406.14 to specify that individuals entitled 
to, or enrolled for, premium-free Part A on the basis of ESRD would be 
subject to the proposed procedures for termination when an individual 
does not or no longer meets the citizenship, nationality, or 
immigration status or category requirements in section 1899C(a) of the 
Act.
     Premium Medicare Part A:
    ++ New proposed paragraph (g)(2) would be added to Sec.  406.28 
(End of entitlement) for individuals who were entitled to, or enrolled 
for, premium Part A, who were not identified and notified by the SSA 
per section 1899C(b)(2) of the Act and were subsequently determined by 
the SSA as not meeting the requirements of Sec.  406.20(b)(2). Under 
proposed paragraph (g)(2), entitlement would end as provided under 
paragraph (g)(3) of this section.
    ++ New proposed paragraph (g)(3) would be added to Sec.  406.28 
(End of entitlement). It describes the proposed termination notice, 
which would specify the individual's appeal rights in accordance with 
existing regulations governing Medicare entitlement determinations, 
state the effective date of premium Part A enrollment termination, and 
state that the individual should contact the SSA if their citizenship, 
nationality, or immigration status or category changes such that they 
may be entitled to, or enrolled for, premium Part A benefits.
    ++ Paragraphs (a) and (b) of Sec.  406.50 would be revised to 
change the word ``alien'' to ``eligible noncitizen.''
     Medicare Part B:
    ++ New proposed paragraph (e)(2) would be added to Sec.  407.27 
(Termination of entitlement: Individual enrollment). This new paragraph 
would specify that individuals who are enrolled in Part B, who were not 
identified and notified by the SSA per section 1899C(b)(2) of the Act 
and were subsequently determined by the SSA as not meeting the 
requirements of Sec.  407.10(a)(2), would have their enrollment 
terminated under the new proposed paragraph (e)(3) of the section.

[[Page 44002]]

    ++ New proposed paragraph (e)(3) would be added to Sec.  407.27 
(Termination of entitlement: Individual enrollment). This new paragraph 
would describe the termination notice, which would specify the 
individual's appeal rights in accordance with existing regulations 
governing Medicare entitlement determinations, state the effective date 
of Part B enrollment termination, and state that the individual should 
contact the SSA if their citizenship, nationality, immigration status 
or category changes such that they may be enrolled for, Part B 
benefits.
3. Enrollment Pathway for Individuals Who Gain or Regain Eligibility
    Section 1899C of the Act limits eligibility for Medicare to 
specified categories of individuals based on citizenship, nationality, 
or immigration status or category. As a result, except as provided in 
section 1899C(b) of the Act, no individual may be entitled to, or 
enrolled for, Medicare if the individual does not meet the requirements 
of section 1899C(a) of the Act. Conversely, individuals may later 
become eligible if their citizenship, nationality, or immigration 
status or category changes, such that they satisfy section 1899C(a) of 
the Act, as well as applicable Medicare eligibility requirements.
    To address circumstances in which individuals who initially did not 
meet the eligibility requirements of section 1899C(a) of the Act at the 
time they met all other Medicare eligibility requirements but, 
subsequently, do meet the section 1899C(a) of the Act requirements, we 
propose to establish a special enrollment period (SEP) under Sec. Sec.  
406.27(f) and 407.23(f). The SEP would also apply to those individuals 
whose Medicare entitlement or enrollment is terminated because they do 
not or no longer meet the requirements in section 1899C(a) of the Act, 
but who subsequently experience a change such that they meet the 
requirements of section 1899C(a) of the Act. Establishing an SEP for 
these scenarios is within the Secretary's authority under sections 
1837(m) and 1838(g) of the Act, which provide for the establishment of 
SEPs for exceptional conditions. We consider the enactment of the WFTC 
legislation and addition of section 1899C of the Act to constitute an 
exceptional condition because it created a new and narrower class of 
noncitizens who may be eligible for Medicare than are eligible for 
title II benefits, despite the close associations between title II 
entitlement and Medicare entitlement, as discussed in section F.1. of 
this preamble, and despite the fact that lawful presence has been the 
standard for noncitizen eligibility for both title II and Medicare 
benefits for decades. In addition, the statutory changes made by the 
WFTC legislation fundamentally altered the consequences of changes in 
immigration status. Prior to enactment of the WFTC legislation, 
noncitizens enrolled in Medicare who had a loss of lawful presence 
status would have remained enrolled in Medicare, but payment for 
benefits would have been suspended. Now, in accordance with section 
1899C of the Act, an individual who no longer meets the requirements of 
section 1899C(a) of the Act must have their entitlement and enrollment 
terminated. If such an individual later meets the requirements of 
section 1899C(a) of the Act, it may be at a time that does not clearly 
fall within an established enrollment period. In addition, individuals 
who otherwise meet the eligibility requirements for Medicare but for 
the eligibility requirements of section 1899C(a) of the Act may gain 
eligibility at a time that does not clearly fall within an established 
enrollment period. For this proposed SEP, we also propose that the 
general rule in Sec. Sec.  406.27(a) and 407.23(a) that an individual 
must have missed an enrollment period due to the exceptional condition 
would not apply. We believe this is necessary because, for example, as 
explained below, the 7-month initial enrollment period under sections 
1818(c)(1) and 1837(d) of the Act does not align well with the 
unpredictable nature as to when an individual may experience a change 
in citizenship, nationality, or immigration status or category, such 
that they would meet the requirements of section 1899C(a) of the Act. 
As another example, an individual may lose and subsequently regain 
eligibility under section 1899C(a) of the Act during a period that does 
not overlap with an otherwise available enrollment period, such that no 
enrollment period is actually missed. Accordingly, this SEP would be 
available to individuals who later meet, or again meet, the 
requirements of section 1899C(a) of the Act, regardless of whether an 
enrollment period was missed.
    We propose that the special enrollment period would begin in the 
month in which the individual, upon contacting the SSA, provides 
sufficient documentation to establish eligibility, and the proposed 
special enrollment period would end 6 months later. The duration of 
this proposed special enrollment period would be the same time frame 
afforded to individuals granted a special enrollment period for 
exceptional conditions under Sec. Sec.  406.27 and 407.23. We propose 
that entitlement and enrollment would be prospective for premium Part A 
and Part B, beginning with the first day of the month following the 
month of enrollment. We believe a prospective effective date is 
appropriate and consistent with the Secretary's authority under section 
1818(c)(8) of the Act for premium Part A and section 1838(g) of the Act 
for Part B to establish the date on which coverage begins for 
individuals enrolling during an SEP, in a manner consistent, to the 
extent practicable, with protecting continuity of health benefit 
coverage. Although an individual may in some cases be able to 
demonstrate an earlier date on which the requirements of section 
1899C(a) of the Act were met, we are proposing a uniform prospective 
effective date for premium Part A and Part B because citizenship data 
in SSA records is gathered and verified at a point in time. o and does 
not provide a reliable or administrable basis for consistently 
establishing earlier eligibility dates for enrollment purposes. In 
addition, a retroactive effective date for premium Part A and Part B 
could require the assessment of back-due premiums for months of 
coverage that the individual had not yet affirmatively elected, which 
would add operational complexity and could create unexpected financial 
obligations for beneficiaries. We believe a prospective-only approach 
is therefore the most practicable and administrable method for 
implementing this SEP for premium Part A and Part B.
    We considered an alternative pathway which consisted of 
establishing an initial enrollment period for premium Part A and Part B 
for eligible noncitizens who would have been eligible for Medicare 
based on entitlement to benefits under title II of the Act and 
attainment of age 65 or completion of the 24-month waiting period for 
disability benefits, as applicable, but whose entitlement was never 
effectuated because they did not meet the citizenship, nationality, or 
immigration status or category requirements specified in section 
1899C(a) of the Act. However, we note that the 7-month initial 
enrollment period articulated in sections 1818(c)(1) and 1837(d) of the 
Act is largely tied to the attainment of age 65 or completion of the 
24-month waiting period for disability benefits and begins on the first 
day of the third month before the month in which an individual meets 
the eligibility requirements for premium Part A and Part B. 
Traditionally, this 3-

[[Page 44003]]

month pre-eligibility period provides an opportunity for individuals to 
explore coverage options (for example, original Medicare or Medicare 
Advantage) and enroll in Part A and Part B. This 3-month period helps 
individuals avoid delays and gaps in coverage. As a practical matter, 
such an initial enrollment period could not be applied in an analogous 
manner to changes that would make an individual eligible for Medicare 
by virtue of meeting the requirements of section 1899C(a) of the Act 
because an individual may not be enrolled for Medicare benefits unless 
and until they meet the requirements of section 1899C(a) of the Act. As 
a result, establishing an initial enrollment period under sections 
1818(c)(2) and 1837(d) of the Act or these individuals would 
effectively shorten the enrollment period by 3 months because such 
individuals could not be enrolled in Medicare until the section 
1899C(a) of the Act requirements are met, which would conflict with the 
requirements of the Act. Instead, we opted for a proposed approach of 
establishing a SEP for individuals enrolling in Medicare for the first 
time, as well as individuals who lost and regained Medicare, due to 
changes in citizenship, nationality, or immigration status or category 
because it comports with the requirements of the Act.
    For premium-free Medicare Part A, we propose that entitlement may 
be retroactive for up to 6 months, but not earlier than the first month 
in which the individual met all the eligibility requirements in 
proposed Sec.  406.5(a). Under this proposal, if acceptable evidence 
establishes the month in which the individual first satisfied the 
citizenship, nationality, or immigration status or category 
requirements in Sec.  406.5(a)(2), the SSA would use that month, 
subject to the applicable retroactivity limit. If the earliest month of 
eligibility cannot be established based on acceptable documentary 
evidence, entitlement would instead begin on the first day of the month 
in which the SSA verifies that the individual satisfies Sec.  
406.5(a)(2).
    Accordingly, to implement the enrollment processes described 
earlier for individuals who establish or reestablish eligibility under 
section 1899C(a) of the Act, we propose to amend the regulations at 42 
CFR part 406 (Medicare Part A) and 42 CFR part 407 (Medicare Part B) to 
specify the availability, duration, and effective date rules for 
enrollment under these circumstances. We propose to add and revise the 
following sections:
     Premium-Free Medicare Part A:
    ++ Paragraph (b) would be revised in Sec.  406.6 (Application or 
enrollment for hospital insurance) to include the citizenship, 
nationality, or immigration status or category requirements in section 
1899C(a) of the Act for individuals who need not file an application 
for hospital insurance.
    ++ New paragraph (f) would be added to Sec.  406.6 (Application or 
enrollment for hospital insurance) to establish rules for individuals 
who would otherwise qualify for premium-free Part A based on 
entitlement to title II benefits, but who were not entitled because 
they did not meet the citizenship, nationality, or immigration status 
or category requirements in section 1899C(a) of the Act at the time 
they otherwise would have become eligible. It would also specify how 
such individuals may initiate entitlement upon later meeting those 
requirements and clarify the applicable entitlement effective date, 
including the circumstances under which premium-free Part A entitlement 
would begin consistent with current law. Subparagraph (1) applies to 
those who meet the conditions of paragraph (b) of this section and, as 
such, need not file an application for hospital insurance. These 
individuals must contact the SSA to initiate entitlement to hospital 
insurance. Subparagraph (2) applies to those who meet the conditions of 
paragraph (c) of this section and, as such, must file an application 
for hospital insurance. These individuals must contact the SSA to file 
such application.
     Premium Medicare Part A:
    ++ Paragraph (f) would be redesignated as paragraph (g) and new 
paragraph (f) would be added to Sec.  406.27 (Special enrollment 
periods for exceptional conditions). This new paragraph would establish 
an SEP for individuals whose premium Part A enrollment was previously 
terminated because they lost the citizenship, nationality, or 
immigration status or category required under section 1899C(a) of the 
Act, but who later regain a qualifying status and again become 
eligible. The SEP would also apply to individuals who would otherwise 
meet the eligibility requirements for Medicare, except for those in 
section 1899C(a) of the Act, and later meet the eligibility 
requirements of section 1899C(a) of the Act. The new provision would 
specify the availability and duration of this SEP and clarify that 
enrollment under this pathway would be prospective, consistent with the 
Secretary's authority to establish SEPs for exceptional conditions. An 
individual does not need to miss an applicable enrollment period to be 
eligible for this SEP.
     Medicare Part B:
    ++ Paragraph (f) would be redesignated as paragraph (g) and new 
paragraph (f) would be added to Sec.  407.23 (Special enrollment 
periods for exceptional conditions). This new paragraph would establish 
a SEP for individuals whose Part B enrollment was terminated because 
they no longer met the citizenship, nationality, or immigration status 
or category requirements in section 1899C(a) of the Act, but who 
subsequently regain a qualifying status and again become eligible to 
enroll. The SEP would also apply to individuals who otherwise met the 
eligibility requirements for Medicare, except for those in section 
1899C(a) of the Act, and later meet the eligibility requirements of 
section 1899C(a) of the Act. It would specify the duration of the SEP 
and the prospective effective date of Part B coverage for individuals 
enrolling under this pathway. An individual does not need to miss an 
applicable enrollment period to be eligible for this SEP.
4. Limiting Coverage Under Medicare Part C, Medicare Part D, and Cost 
Plans to Certain Individuals
    Under section 1851(a)(3) of the Act, Medicare Part C (Medicare 
Advantage (MA)) is available only to individuals who are entitled to 
Medicare Part A and are enrolled in Medicare Part B. Medicare Part D 
(the Medicare prescription drug benefit) is available to individuals 
who are entitled to Medicare Part A or are enrolled in Medicare Part B, 
as specified in section 1860D-1(a)(3) of the Act. Section 1876(a)(1)(A) 
of the Act outlines eligibility requirements to enroll in Medicare cost 
plans and provides that individuals may enroll in cost plans if they 
are entitled to Medicare Part A and are enrolled in Part B or are 
enrolled in Part B only. Eligibility for enrollment in an MA plan, Part 
D plan, or cost plan is therefore dependent on an individual's 
underlying entitlement to and/or enrollment in Medicare Part A and/or 
Part B, as applicable. Prior to the enactment of section 1899C of the 
Act, individuals who satisfied the statutory conditions for Medicare 
Part A entitlement and/or Medicare Part B enrollment, as applicable, 
were likewise eligible to enroll in MA plans, Part D plans, or cost 
plans, provided they met applicable enrollment requirements. The 
eligibility requirements in section 1899C of the Act apply to all parts 
of Medicare. Individuals who do not meet the eligibility requirements 
of section 1899C of the Act are not eligible for

[[Page 44004]]

Medicare Part A or Part B and may not enroll or remain enrolled in MA 
plans, Part D plans, or cost plans.
    Individuals enrolled in MA plans, Part D plans, or cost plans who 
do not meet the eligibility requirements of section 1899C of the Act 
must be disenrolled from those plans. Under 42 CFR 417.460(b)(2)(iii), 
422.74(b)(2)(ii), and 423.44(b)(2)(ii), individuals who lose 
eligibility for enrollment are involuntarily disenrolled from the plan. 
Such disenrollments will be prospective and effective the first day of 
the calendar month following the last month of entitlement to Part A or 
Part B as specified under 42 CFR 417.460(h), 422.74(d)(5), and 
423.44(d)(3).
    Plans do not process these disenrollments. CMS processes these 
automatically through the MARx system when the SSA provides updated 
eligibility and entitlement records and CMS will notify the plan of the 
disenrollment due to loss of entitlement, through MARx transaction 
reply codes. Plans have the option, but are not required, to provide a 
notice of disenrollment due to loss of entitlement. Since the SSA 
provides a loss of entitlement notice for Part A and Part B, there is 
no need to require plans to provide additional notification.
    Accordingly, we propose to amend the regulations at 42 CFR part 
417, part 422, and part 423 to incorporate the new eligibility 
limitations established by section 1899C of the Act. We propose to 
revise the following sections to reflect the applicability of section 
1899C of the Act:
     Paragraph (b) of Sec.  417.2 (Basis and scope): We propose 
to amend paragraph (b) of Sec.  417.2 to add a reference to section 
1899C of the Act, which establishes eligibility limitations applicable 
to cost plan enrollment.
     Paragraphs (a)(1)(xii) and (a)(2) of Sec.  422.1 (Basis 
and scope): We propose to amend Sec.  422.1 to add paragraph 
(a)(1)(xii) to reference section 1899C of the Act, which establishes 
eligibility limitations applicable to MA enrollment. We further propose 
to remove and reserve paragraph (a)(2) that references 8 U.S.C. 1611.
     Paragraphs (a)(1) and (3) of Sec.  423.1 (Basis and 
scope): We propose to amend paragraph (a)(1) of Sec.  423.1 to add a 
reference to section 1899C of the Act, which establishes eligibility 
limitations applicable to Part D enrollment. We further propose to 
remove and reserve paragraph (a)(3) of Sec.  423.1 that references 8 
U.S.C. 1611.
    We are also proposing to add that effective July 4, 2025, an 
individual must be a citizen or national of the United States or an 
eligible noncitizen as a basis for entitlement. We propose to revise 
the following sections to add this language:
     Paragraph (h) of Sec.  417.422 (Eligibility to enroll in 
an HMO or CMP).
     Paragraph (a)(7) of Sec.  422.50 (Eligibility to elect an 
MA plan).
     Paragraph (a)(1)(iii) of Sec.  423.30 (Eligibility and 
enrollment).
    Additionally, we propose to update the regulations at 42 CFR part 
417, part 422 and part 423 to clarify the circumstances under which 
individuals must be disenrolled from MA plans, Part D plans, or cost 
plans due to failure to meet the eligibility requirements of section 
1899C of the Act. Though failure to meet the eligibility requirements 
of section 1899C of the Act results in a loss of Part A and Part B 
eligibility, we propose to create an involuntary disenrollment process 
for MA plans, Part D plans, and cost plans that is separate from the 
existing loss of entitlement to Part A or Part B disenrollment process. 
Administratively, separating failure to meet section 1899C of the Act 
eligibility requirements from all other reasons for loss of Part A or 
Part B entitlement allows CMS to better track the impact of this 
provision and create new technical processes with the SSA and 
internally. Specifically, we propose to revise the following sections 
to add this language:
     Paragraphs (b)(2)(iv) and (j) of Sec.  417.460 
(Disenrollment of beneficiaries by an HMO or CMP): We propose to amend 
paragraph (b)(2)(iv) of Sec.  417.460 to state that a cost plan must 
disenroll an enrollee if they no longer meet the requirements of Sec.  
417.422(h). We propose to amend paragraph (j) of Sec.  417.460 related 
to the disenrollment effective date to apply to an enrollee who is not 
a U.S. citizen, U.S. national, or eligible noncitizen.
     Paragraphs (b)(2)(v) and (d)(9) of Sec.  422.74 
(Disenrollment by the MA organization): We propose to amend paragraph 
(b)(2)(v) of Sec.  422.74 to state that an MA plan must disenroll an 
enrollee if they no longer meet the requirements of Sec.  422.50(a)(7). 
We propose to amend paragraph (d)(9) of Sec.  422.74 related to the 
disenrollment effective date to apply to an enrollee who loses U.S. 
citizenship or nationality, or eligible noncitizen status.
     Paragraphs (b)(2)(vi) and (d)(8) of Sec.  423.44 
(Involuntary disenrollment from Part D coverage): We propose to amend 
paragraph (b)(2)(vi) of Sec.  423.44 to state that a Part D plan must 
disenroll an enrollee if they no longer meet the requirements of Sec.  
423.30(a)(1)(iii). We propose to amend the heading for paragraph (d)(8) 
of Sec.  423.44 related to the disenrollment effective date to apply to 
an enrollee who loses U.S. citizenship or nationality, or eligible 
noncitizen status.
    We also propose to amend the regulations at 42 CFR part 422 and 
part 423 to replace the SEP that is currently applicable when an 
individual who is a non-U.S. citizen attains lawful presence status. 
Under this proposal, the SEP would apply when an individual becomes an 
eligible noncitizen by attaining the eligibility requirements of 
section 1899C(a) of the Act. The SEP would begin when the individual 
provides the SSA with sufficient information to demonstrate that the 
requirements of Sec.  406.20(b)(2) and Sec.  407.10(a)(2)(ii) have been 
met. Providing this information to the SSA and establishing eligibility 
would result in automatic entitlement for Part A, assuming that the 
individual was otherwise eligible for premium-free Part A. For Part B 
entitlement, the individual would also need to enroll in Part B under 
Sec.  407.4(a)(2), after which the individual would become entitled to 
Part B.
    We propose to revise this language in the following sections:
     Paragraph (b)(16) of Sec.  422.62 (Election of coverage 
under an MA plan).
     Paragraphs (c)(21)(i) and (ii) of Sec.  423.38 (Enrollment 
periods).
    Because eligibility to elect an MA plan requires an individual to 
be both entitled to Medicare Part A and enrolled in Medicare Part B, 
the SEP at Sec.  422.62(b)(16) would last for 2 months after the month 
in which the individual becomes entitled to Medicare Part A and 
enrolled in Medicare Part B. Similar to the way the MA Initial Coverage 
Election Period (ICEP) works under Sec.  422.62(a)(1), this SEP would 
be available as soon as the individual is entitled to Medicare Part A 
and enrolled in Medicare Part B. As a result, this SEP would be 
available to individuals who previously had and lost Part A and/or Part 
B because they were not eligible noncitizens. For such individuals, 
they would not have access to the ICEP because their new entitlement to 
Medicare Part A and enrollment in Medicare Part B would not be their 
``first'' entitlement, as required by the ICEP. We propose this SEP as 
a way of ensuring that individuals gaining eligible noncitizen status 
have the opportunity to enroll in Medicare Advantage upon becoming 
entitled to Medicare Part A and enrolling in Medicare Part B. 
Consequently, this SEP will replace the existing SEP for gaining 
``lawful presence status,'' which is no longer a relevant eligibility 
criterion and

[[Page 44005]]

needs to be removed. An enrollment using this SEP would be effective 
the first day of the calendar month following the month in which the 
election is made, as specified in Sec.  422.68(d).
    The Part D SEP at Sec.  423.38(c)(21)(i) and (ii) would last for 2 
months after either the individual's Part A or Part B entitlement date, 
since they can differ and individuals are eligible for Part D with 
either Part A or Part B. The SEP would end based on the earlier of the 
two entitlement dates. The Part D SEP needs a different timeline than 
its Part C equivalent since the eligibility criteria for the two 
programs differ. Importantly, we intend for this SEP to be used 
surrounding the period that an individual establishes their eligible 
noncitizen status with SSA, so we propose that the SEP eligibility 
window begins upon the entitlement to Part A or Part B, whichever is 
earlier. This timeline ensures that the SEP is based upon both the 
eligibility requirements for Part D and the intent to provide these 
individuals with an opportunity to enroll in Part D when initially 
eligible to make such an election after establishing eligible 
noncitizen status. This SEP would also replace the existing SEP for 
gaining ``lawful presence status.'' An enrollment using this SEP would 
be effective the first day of the calendar month following the month in 
which the election is made, as specified in Sec.  423.40(c).

F. Medicare Prescription Drug Inflation Rebate Program

1. Background
a. Overview of the Medicare Prescription Drug Inflation Rebate Program
    Sections 11101 and 11102 of the Inflation Reduction Act of 2022 
(IRA) (Pub. L. 117-169, enacted August 16, 2022) established 
requirements under which drug manufacturers must pay inflation rebates 
if they raise their prices for certain drugs payable under Part B and/
or covered under Part D faster than the rate of inflation. 
Specifically, section 11101 of the IRA amended section 1847A of the Act 
by adding new subsection (i) which establishes a requirement for drug 
manufacturers to pay rebates into the Federal Supplementary Medical 
Insurance Trust Fund for Part B rebatable drugs if the specified 
amount, as determined under section 1847A(i)(3)(A)(ii) of the Act, 
exceeds the inflation-adjusted payment amount, which is calculated as 
set forth in section 1847A(i)(3)(C) of the Act. The IRA also provides 
for an adjustment to the beneficiary coinsurance amount in cases where 
the price of a Part B rebatable drug increases faster than the rate of 
inflation such that the beneficiary coinsurance is calculated based on 
the lower inflation-adjusted payment amount instead of the applicable 
payment amount. Section 1847A(i)(2) of the Act defines a ``Part B 
rebatable drug,'' as a single source drug or biological product (as 
defined in section 1847A(c)(6)(D) of the Act), including a biosimilar 
biological product (as defined in section 1847A(c)(6)(H) of the Act), 
but excluding a qualifying biosimilar biological product (as defined in 
section 1847A(b)(8)(B)(iii) of the Act) for which payment is made under 
Part B, except such term also does not include a drug or biological 
described in clause (i) and (ii) of such section 1847A(i)(2)(A) of the 
Act.
    Section 11102 of the IRA added section 1860D-14B of the Act, which 
requires drug manufacturers to pay rebates into the Medicare 
Prescription Drug Account in the Federal Supplementary Medical 
Insurance Trust Fund for each 12-month applicable period, starting with 
the applicable period that began on October 1, 2022, for Part D 
rebatable drugs if the annual manufacturer price (AnMP) of such drug, 
which is calculated as set forth in section 1860D-14B(b)(2) of the Act, 
exceeds the inflation-adjusted payment amount, which is calculated as 
set forth in section 1860D-14B(b)(3) of the Act. Section 1860D-
14B(g)(1)(A) of the Act defines a ``Part D rebatable drug,'' as a drug 
or biological described at section 1860D-14B(g)(1)(C) of the Act that 
is a ``covered Part D drug'' as that term is defined in section 1860D-
2(e) of the Act, and excludes drugs and biologicals described in 
subparagraph (B) of such section 1860D-14B(g)(1) of the Act. The 
definition of a Part D rebatable drug includes drugs approved under a 
new drug application under section 505(c) of the Federal Food, Drug, 
and Cosmetic (FD&C) Act, drugs approved under an abbreviated new drug 
application under section 505(j) of the FD&C Act that meet certain sole 
source criteria described at sections 1860D-14B(g)(1)(C)(ii)(I) through 
(IV) of the Act, and biologicals licensed under section 351 of the 
Public Health Service (PHS) Act, including biosimilars.
    The IRA sets forth different parameters for determining rebates 
under the Medicare Part B Drug Inflation Rebate Program and the 
Medicare Part D Drug Inflation Rebate Program. In regard to the rebates 
owed, for each calendar quarter beginning on or after January 1, 2023, 
the manufacturer of a Part B rebatable drug is required, for such drug, 
not later than 30 days after the date of receipt of the Rebate Report 
from us, to pay a rebate into the Federal Supplementary Medical 
Insurance Trust Fund if the amount specified in section 
1847A(i)(3)(A)(ii)(I) of the Act exceeds the inflation-adjusted payment 
amount (calculated as set forth in section 1847A(i)(3)(C) of the Act) 
for an applicable calendar quarter. In contrast, for each 12-month 
applicable period beginning on or after October 1, 2022, the 
manufacturer of a Part D rebatable drug is required, for such drug, not 
later than 30 days after the date of receipt of the Rebate Report from 
us, to pay a rebate into the Medicare Prescription Drug Account in the 
Federal Supplementary Medical Insurance Trust Fund if the amount of the 
AnMP (calculated as set forth in section 1860D-14B(b)(2) of the Act) 
exceeds the inflation-adjusted payment amount (calculated as set forth 
in section 1860D-14B(b)(3) of the Act). In regard to invoicing 
manufacturers for the rebate amount owed, under section 1847A(i)(1) of 
the Act, we must report rebate amounts to each manufacturer of a Part B 
rebatable drug no later than 6 months after the end of each calendar 
quarter, except that for calendar quarters beginning in 2023 and 2024, 
section 1847A(i)(1)(C) of the Act provides that we had until September 
30, 2025, to invoice manufacturers for rebates. In contrast, under 
section 1860D-14B(a) of the Act, we must report rebate amounts to each 
manufacturer of a Part D rebatable drug no later than 9 months after 
the end of each applicable period, except that for the first two 
applicable periods (that is, October 1, 2022, to September 30, 2023, 
and October 1, 2023, to September 30, 2024), section 1860D-14B(a)(3) of 
the Act provides that we had until December 31, 2025, to invoice 
manufacturers for Part D inflation rebates. Additionally, there are 
statutory differences in the inputs (that is, data sources) used to 
calculate the rebate amounts for Part B and Part D.
    In the CY 2025 PFS final rule (89 FR 98228 through 98313), to 
implement sections 11101 and 11102 of the IRA, we codified these 
requirements and established other policies at parts 427 and 428 under 
title 42, chapter IV of the Code of Federal Regulations for Part B and 
Part D, respectively.
b. Summary of Proposed Policies for the Medicare Prescription Drug 
Inflation Rebate Program
    We are proposing new policies for the Medicare Part B Drug 
Inflation Rebate Program as follows:
     Proposed Sec.  427.20 would clarify the definition of 
``first marketed date'' to

[[Page 44006]]

clarify the data sources we would use to identify the first marketed 
date when relevant Average Sales Price (ASP) data is not available.
     Proposed Sec.  427.101(b)(5) would modify the skin 
substitutes excluded product category for Part B rebatable drugs so 
that the exclusion applies only to certain skin substitutes products.
     Proposed Sec. Sec.  427.302(e)(6) and (f)(1) would clarify 
what Consumer Price Index for All Urban Consumers (CPI-U) data would be 
used to determine the benchmark period CPI-U in place of the month for 
which CPI-U data are unavailable.
    We also are proposing new policies for the Medicare Part D Drug 
Inflation Rebate Program as follows:
     Proposed Sec.  428.20 would clarify the definition of 
``applicable period CPI-U'' when the CPI-U data for the first month of 
the applicable period are not available.
     Proposed Sec.  428.202(e)(6) would clarify what CPI-U data 
would be used to determine the benchmark period CPI-U in place of the 
month for which CPI-U data are unavailable.
     Proposed Sec.  428.203(c) would require providers and 
suppliers that are covered entities as defined at Sec.  10.3 to submit 
Part D 340B data to the 340B repository beginning with claims with a 
date of service on or after January 1, 2027.
2. Medicare Part B Drug Rebates for Single Source Drugs and Biological 
Products With Prices That Increase Faster Than the Rate of Inflation
a. Definitions (Sec.  427.20)
    In the CY 2025 PFS final rule (89 FR 98579), we codified at Sec.  
427.20 the definition of ``first marketed date'' to mean the earliest 
date of first sale of any NDC-11 within a billing and payment code 
among all products and package sizes under the same FDA application. In 
that definition, we specify that the first marketed date will be 
identified using ASP data reported by NDC-11 to CMS by a manufacturer 
as required under sections 1927(b)(3)(A)(iii)(I) and 1847A(f)(2) of the 
Act, if available. We note that we use ``date of first sale'' as 
reported in the ASP Data Collection System for the first marketed date 
as specified at Sec.  427.20. There may be scenarios where a drug is 
being marketed but the first marketed date is not available in the ASP 
data such as when a manufacturer is not required to report ASP data 
under sections 1927(b)(3)(A)(iii)(I) or 1847A(f)(2) of the Act. In this 
example, ASP units sold also would be unavailable in the ASP Data 
Collection System. Currently we generally use the NDC Directory to 
identify the first marketed date when it is not available in the ASP 
Data Collection System. In this proposed rule, to improve transparency 
of operations to address instances when first marketed date is missing 
from ASP data, we are proposing to amend Sec.  427.20 with respect to 
the definition of the term ``first marketed date'' to clarify the data 
sources we would use to identify the first marketed date when ASP data 
are not available. Specifically, when the first marketed date is 
missing from ASP data for any NDC-11 associated with any FDA 
application number ever associated with the billing and payment code we 
propose to identify the first marketed date from an alternative public 
source, such as from the NDC Directory. For example, when the first 
marketed date is missing from ASP data for a given NDC, we would 
identify the first marketed date for the NDC-11 from the NDC Directory; 
and if the first marketed date also is missing from the NDC Directory 
for a given NDC, we would default to using the FDA approval date as 
listed in the Orange Book or Purple Book. We note that we believe data 
in the NDC Directory are accurate, reliable, and up to date. The Food 
and Drug Administration (FDA) updates the NDC Directory daily with 
information submitted to FDA by labelers. A labeler may be a 
manufacturer, including a repackager or relabeler, or the entity named 
on the product label that is required to list their products with FDA 
under 21 CFR part 207. The FDA also requires that labelers annually 
update their data or certify that there were no changes to their data 
listed in the NDC Directory.
b. Treatment of Skin Substitutes as a Part B Rebatable Drug Excluded 
Product Category (Sec.  427.101(b)(5))
    In the CY 2025 PFS final rule (89 FR 98580), we codified skin 
substitutes (that is, products included within the suite of cellular- 
and tissue-based products that aid wound healing) as an excluded 
product category at Sec.  427.101(b)(5) and therefore they are not 
considered Part B rebatable drugs. We finalized this policy because we 
aimed to create a consistent coding and payment approach for skin 
substitute products. Since that policy was finalized, in the CY 2026 
PFS final rule (90 FR 49496, 50009), we modified how skin substitutes 
are paid under Part B. In particular, we finalized our proposal to 
limit application of the ASP payment methodology under section 1847A of 
the Act to skin substitutes that are approved as a drug or biological 
product under section 351 of the PHS Act. Additionally, we modified 
payment for the provision of certain groups of skin substitutes as 
incident-to supplies.
    To avoid an overly broad exclusion at Sec.  427.101(b)(5), we are 
proposing to clarify that skin substitutes licensed as a drug or 
biological product under section 351 of the PHS Act would not be 
excluded from the definition of a Part B rebatable drug, and, as such, 
would be subject to Part B inflation rebates and subject to the 
beneficiary coinsurance adjustment under Sec.  427.201. We note that 
currently there are no skin substitute products licensed as a drug or 
biological product under section 351 of the PHS Act; however, our 
proposal would make clear that any future skin substitute products that 
are licensed as a drug or biological product under section 351 of the 
PHS Act could be rebatable. We are proposing to amend Sec.  427.101 by 
revising paragraph (b)(5), which describes skin substitutes as an 
excluded product category for Part B rebatable drugs, to state a skin 
substitute is ``[a] product included within the suite of cellular- and 
tissue-based products that aid wound healing, other than skin 
substitute products that are licensed as a drug or biological product 
under section 351 of the Public Health Service Act''. If finalized, 
this proposal would not impact Rebate Reports for the fourth quarter of 
2026 or earlier.
c. Identification of the Benchmark Period CPI-U and Rebate Period CPI-U 
(Sec.  427.302)
    Section 1847A(i)(3)(C) of the Act provides that, for each Part B 
rebatable drug by billing and payment code, CMS will calculate the 
inflation-adjusted payment amount for each quarter using the benchmark 
period CPI-U and the rebate period CPI-U, among other inputs, as 
described at Sec.  427.302(g). For each Part B rebatable drug, we 
identify the applicable benchmark period CPI-U as described at 
Sec. Sec.  427.302(e)(1) and (2), and subject to paragraphs (e)(3) 
through (5). Specifically, under section 1847A(i)(3)(E) of the Act and 
as described at Sec.  427.302(e)(1), for a Part B rebatable drug first 
approved or licensed by the FDA on or before December 1, 2020, and with 
a first marketed date on or before December 1, 2020, the benchmark 
period CPI-U is the CPI-U for January 2021. Additionally, under section 
1847A(i)(4)(A) of the Act and as described at Sec.  427.302(e)(2), for 
a Part B rebatable drug that is a subsequently approved drug, the 
benchmark period CPI-U is the CPI-U for the first month of the first 
full calendar quarter after a drug's first marketed date. For the 
rebate period CPI-U, we will identify and use

[[Page 44007]]

the greater of the benchmark period CPI-U index level or the CPI-U 
index level for the first month of the calendar quarter that is 2 
calendar quarters before the applicable calendar quarter in which the 
Part B rebatable drug is furnished, under section 1847A(i)(3)(F) of the 
Act and as described at Sec.  427.302(f).
    As stated in the CY 2025 PFS final rule (89 FR 98247), we will 
retrieve CPI-U index level information from the Bureau of Labor 
Statistics (BLS). The BLS did not release CPI-U survey data for October 
2025 due to a lapse in appropriations.\196\ As a result of the October 
2025 CPI-U data being unavailable, multiple interested parties, 
including drug companies and a pharmaceutical industry trade 
association, requested that we clarify in a timely manner how we would 
calculate inflation rebates that would otherwise use the October 2025 
CPI-U data. To respond to these inquiries and to promote transparency 
with regard to the most immediate calculations for the Inflation Rebate 
Program, including particular Part B beneficiary coinsurance 
calculations for the second quarter of 2026, we released an Health Plan 
Management System (HPMS) memo on March 6, 2026,\197\ affirming our 
intent to use November 2025 CPI-U data in place of the missing October 
2025 CPI-U data for such calculations. As we explained in that memo, we 
used the November 2025 CPI-U data issued by the BLS in place of the 
missing October 2025 CPI-U data because November 2025 was the first 
month with available CPI-U data in the calendar quarter identified by 
statute and regulation.
---------------------------------------------------------------------------

    \196\ BLS, https://www.bls.gov/cpi/additional-resources/2025-federal-government-shutdown-impact-cpi.htm#:%7E:text=Yes.,in%20appropriations%E2%80%9D%20will%20be%20included.
    \197\ CMS, Medicare Prescription Drug Inflation Rebate Program: 
Impact of Missing October 2025 CPI-U Data on Medicare Part B 
Inflation Rebate Program in Second Quarter of 2026, https://www.cms.gov/files/document/cpi-u-gap-filling-memo-final-508.pdf.
---------------------------------------------------------------------------

    We released this memo in accordance with section 1847A(c)(5)(C) of 
the Act, which permits CMS to implement, by program instruction or 
otherwise, any of the provisions of section 1847A of the Act. We also 
noted that, to complete such calculations, it would have been 
impracticable to engage in notice-and-comment rulemaking to affirm the 
policy stated in that memo because the timing of this final rule would 
be after our deadline to publish the April 2026 Medicare Part B Payment 
Limit files, including Part B rebatable drugs subject to a coinsurance 
adjustment. We further noted that the absence of October 2025 CPI-U 
data also would be relevant to calculating Part B and Part D inflation 
rebate amounts that will be reported to manufacturers in 2027 and later 
and stated our intent to address the broader need for a gap-filling 
methodology as part of future rulemaking through the Physician Fee 
Schedule.
    Currently, our regulations do not address explicitly how the agency 
should identify the CPI-U, for the purposes discussed previously in 
this section of the preamble, when the otherwise relevant CPI-U index 
level information is unavailable from BLS, as occurred with respect to 
the October 2025 CPI-U. Therefore, we are proposing to amend Sec.  
427.302 by adding paragraph (e)(6) to ensure that in the event CPI-U 
data are unavailable, we would use the CPI-U data for the first month 
for which CPI-U data are available following the month for which CPI-U 
data are unavailable. This proposal also aligns with the policy and the 
rationale we provided in the HPMS memo released on March 6, 2026, to 
address the instance of unavailable CPI-U data for October 2025. 
Consistent with the reasons we set forth in such memo, this proposed 
approach most closely aligns with statute because it would result in 
use of CPI-U data from a month no earlier than the quarter specified by 
the statute. For the same reasons, we also are proposing to amend Sec.  
427.302 by adding paragraph (f)(1) to state that when CPI-U data are 
unavailable, we would use the first month for which CPI-U data are 
available following the month for which CPI-U data are unavailable.
    As an alternative to the proposal at Sec.  427.302(f), we 
considered using the Treasury Department's index number according to 
the index contingency provisions for Treasury Inflation-Protected 
Securities, which is based on the last available 12-month change in the 
CPI.\198\ This alternative approach does not align with statute, which 
directs us to use the CPI-U value from the first month of the relevant 
period and makes no reference to an alternate calculated value. 
Specifically, section 1847A(i)(3)(F) of the Act defines the rebate 
period CPI-U as, with respect to the applicable calendar quarter, ``the 
greater of the benchmark period CPI-U and the consumer price index for 
all urban consumers (United States city average) for the first month of 
the calendar quarter that is two calendar quarters prior to such 
described calendar quarter'' (emphasis added). We also considered 
calculating our own inflation factor rather than using the BLS reported 
CPI-U data; however, it is impracticable for us to administer a CPI-U 
survey and calculate an alternate CPI-U index. Finally, we considered 
using the previous month for which CPI-U data are available but this 
approach is less consistent with statute, which as noted previously 
specifies that we use the CPI-U value from the calendar quarter that is 
2 calendar quarters prior to the relevant quarter. We are not proposing 
these alternative options for the reasons described.
---------------------------------------------------------------------------

    \198\ 31 CFR part 356, Appendix B. https://www.ecfr.gov/current/title-31/subtitle-B/chapter-II/subchapter-A/part-356#ap31.2.356_135.b.
---------------------------------------------------------------------------

d. Clarification of Date of Receipt for Rebate Reports
    As stated in the CY 2025 PFS final rule (89 FR 98264) which was 
effective on January 1, 2025 and appeared in the December 8, 2024 
Federal Register, Sec.  427.500 defines the date of receipt as the 
calendar day following the day on which a report of a rebate amount (as 
set forth in Sec.  427.501(b) through (d) and Sec.  427.502(b) and (c)) 
is made available to the manufacturer of a Part B rebatable drug by 
CMS. The ``date of receipt'' starts the clock for calculation of 
deadlines at multiple points in the rebate reporting process, including 
for manufacturer submission of a suggestion of error and for payment of 
rebate amounts owed. For example, as set forth in Sec.  427.505(a), a 
rebate amount owed is due no later than ``the 30th calendar day after 
the date of receipt of information regarding the rebate amount[.]''
    For clarity and transparency, we are making technical corrections 
to the examples provided in the CY 2025 PFS final rule of the 
calculation of due dates based on the ``date of receipt''. In the CY 
2025 PFS final rule (89 FR 98265), we provided examples of the ``date 
of receipt'', including: (1) ``if the Preliminary Rebate Report is 
provided on May 31, 2026, then June 1, 2026, will be the date of 
receipt and, therefore, day 1 of the 10-calendar-day period to submit a 
Suggestion of Error. In this example, Suggestions of Error would be due 
by 11:59 p.m. PT on June 10, 2026[ ]''; and (2) ``if the Rebate Report 
is provided on June 30, 2026, then July 1, 2026, would be the date of 
receipt and therefore day 1 of the 30-calendar-day payment period; 
payment would be due no later than 11:59 p.m. PT on July 30, 2026.'' We 
are correcting these examples to be consistent with the definition of 
``date of receipt'' in Sec.  427.500. Specifically, in each example 
provided, the ``date of receipt'' should be day zero of the relevant 
calendar period, not day one. Therefore, if the Preliminary Rebate 
Report is provided on May 31, 2026,

[[Page 44008]]

then June 1, 2026, will be the ``date of receipt'' and day zero of the 
10-calendar-day period to submit a Suggestion of Error, such that 
Suggestions of Error would be due by 11:59 p.m. PT on June 11, 2026. 
Likewise, if a Rebate Report is provided on June 30, 2026, then July 1, 
2026, will be the ``date of receipt'' and day zero of the 30-calendar-
day payment period, such that payment would be due no later than 11:59 
p.m. PT on July 31, 2026.
e. Enforcement of Manufacturer Payment of Rebate Amounts (Sec.  
427.600)
    In accordance with section 1847A(i)(1)(B) of the Act, the 
manufacturer of a Part B rebatable drug is required to provide a rebate 
equal to the rebate amount specified in section 1847A(i)(3) of the Act 
for the rebatable drug for the calendar quarter not later than 30 days 
after receipt of the rebate amount from CMS. Section 1847A(i)(7) of the 
Act gives us the authority to impose a civil money penalty (CMP) equal 
to at least 125 percent of the rebate amount for each drug for each 
applicable calendar quarter on a manufacturer that fails to pay the 
rebate amount for each rebatable Part B drug. Subpart G implements this 
section of the Act and establishes the procedures for determining and 
collecting a CMP.
    We are clarifying here that the imposition of CMPs under section 
1847A(i)(7) of the Act, in accordance with Sec.  427.600, is not the 
exclusive remedy for a manufacturer's failure to comply with its rebate 
payment obligations described in Sec.  427.505(a), nor the exclusive 
remedy for other conduct that may impact obligations, such as rebate 
amounts owed, under the Part B Inflation Rebate Program. For example, 
whether imposing CMPs under section 1847A(i)(7) of the Act or not, when 
warranted, we may refer manufacturers to the Department of Justice, the 
Department of the Treasury, and/or the Department of Health and Human 
Services Office of Inspector General for further review and 
investigation.
3. Medicare Part D Drug Rebates for Certain Drugs and Biologicals With 
Prices That Increase Faster Than the Rate of Inflation
a. Definitions (Sec.  428.20)
    As stated in the CY 2025 final rule (89 FR 98276), we codified the 
definition of ``applicable period CPI-U'' at Sec.  428.20 as ``with 
respect to an applicable period, the CPI-U for the first month of such 
applicable period (that is, October)'' based on the definition set 
forth in section 1860D-14B(g)(5) of the Act. The BLS did not release 
CPI-U survey data for October 2025 due to a lapse in 
appropriations.\199\ As a result of the October 2025 CPI-U data being 
unavailable, multiple interested parties, including drug companies and 
a pharmaceutical industry trade association, requested that we clarify 
in a timely manner how we would calculate inflation rebates that would 
otherwise use the October 2025 CPI-U data. We acknowledge that the 
missing October CPI-U data impacts Preliminary Rebate Reports and 
Rebate Reports for the applicable period that runs from October 2025-
September 2026. The current in-effect regulation at Sec.  428.20 does 
not address our inability to retrieve CPI-U index level information 
from BLS. To provide clarity on how to gap fill the missing October 
CPI-U data, we propose to amend Sec.  428.20 to include, ``in the case 
where the first month's CPI-U data is unavailable, we will use the 
first month for which CPI-U data are available following the month for 
which CPI-U data are unavailable.'' As applied in the case of missing 
October 2025 CPI-U data, CMS would use November 2025 CPI-U data.
---------------------------------------------------------------------------

    \199\ BLS, https://www.bls.gov/cpi/additional-resources/2025-federal-government-shutdown-impact-cpi.htm#:%7E:text=Yes.,in%20appropriations%E2%80%9D%20will%20be%20included.
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b. Identification of Benchmark Period CPI-U (Sec.  428.202(e))
    Section 1860D-14B of the Act provides that for each Part D 
rebatable drug, CMS will identify the benchmark period CPI-U as 
described at Sec.  428.202(e)(1) and (2) and subject to paragraphs 
(e)(3) through (5). Specifically, under section 1860D-14B(g)(4) and as 
discussed in Sec.  428.202(e)(1), for a Part D rebatable drug first 
approved or licensed by the FDA on or before October 1, 2021, the 
benchmark period CPI-U is the CPI-U for January 2021. Additionally, 
under section 1860D-14B(b)(5)(C) of the Act and as described at Sec.  
428.202(e)(2), for a subsequently approved drug, the benchmark period 
CPI-U is the CPI-U for January of the first calendar year beginning 
after a drug's first marketed date as stated under section 1860D-
14B(b)(5)(A) of the Act. Under section 1860D-14B(b)(5)(C) of the Act 
and as described at Sec.  428.202(e)(5) when a Part D rebatable drug is 
no longer considered to be a selected drug, the benchmark period CPI-U 
is the CPI-U for January of the last calendar year of such price 
applicability period. Due to the BLS not releasing CPI-U survey data 
for October 2025, we recognized a need to adopt a gap filling 
methodology in the event that any future CPI-U data are not released. 
As a result of the October 2025 CPI-U data being unavailable, multiple 
interested parties, including drug companies and a pharmaceutical 
industry trade association, requested that we clarify in a timely 
manner how we would calculate inflation rebates that would otherwise 
use the October 2025 CPI-U data. To respond to these inquiries and to 
promote transparency, as well as to align with the HPMS memo released 
on March 6, 2026,\200\ we propose to amend Sec.  428.202 by adding 
paragraph (e)(6) to state, when CPI-U data are unavailable, CMS will 
use the first month for which CPI-U data are available following the 
month for which CPI-U data are unavailable. In using the first month of 
CPI-U data available, this proposed approach most closely aligns with 
section 1860D-14B(g)(5) of the Act.
---------------------------------------------------------------------------

    \200\ https://www.cms.gov/files/document/cpi-u-gap-filling-memo-final-508.pdf.
---------------------------------------------------------------------------

    As an alternative to the proposal at Sec.  428.202(e)(6), we 
considered using the Treasury Department's index number according to 
the index contingency provisions for Treasury Inflation-Protected 
Securities, which is based on the last available 12-month change in the 
CPI-U. This alternative approach does not align with statute, which 
directs CMS to use the CPI-U value from the first month of the relevant 
period. We also considered calculating our own inflation factor rather 
than using the BLS reported CPI-U; however, it is impracticable for us 
to administer a CPI-U survey and calculate an alternate CPI-U index. 
Finally, we considered using the previous month with available CPI-U 
data, but this approach is less consistent with statute, which directs 
CMS to use the CPI-U value from the first month of the relevant period. 
The previous month's CPI-U data would not fall within the relevant 
period. We are not proposing these alternative options for the reasons 
described.
c. Exclusion of 340B Acquired Units From Part D Rebatable Drugs (Sec.  
428.203(b)(2) and (c))
    Section 1860D-14B(b)(1)(B) of the Act requires that beginning with 
the plan year 2026, when calculating the total rebate amount to be paid 
by a manufacturer for a Part D rebatable drug, CMS shall exclude from 
the total number of units for a Part D rebatable drug, for an 
applicable period, those units for which a manufacturer provides a 
discount under the 340B Program. In the CY 2025 PFS final rule (89 FR 
98278 through 98279), we finalized the

[[Page 44009]]

proposal at Sec.  428.201(a) to codify the total rebate amount 
calculation methodology described in section 40 of the revised Medicare 
Part D Drug Inflation Rebate Guidance,\201\ which provides that the 
total Part D drug inflation rebate amount is equal to the per unit Part 
D drug inflation rebate amount, as determined under Sec.  428.202(a), 
multiplied by the total number of units of a Part D rebatable drug 
dispensed under Part D and covered by Part D plan sponsors, as 
determined in accordance with Sec.  428.203. In the CY 2025 PFS final 
rule (89 FR 98593), we also finalized the proposal at Sec.  
428.203(b)(2)(i), to exclude from the total number of units determined 
under Sec.  428.203(a), units for which a manufacturer provided a 
discount under the 340B Program (``340B units''). We also finalized the 
proposal at Sec.  428.203(b)(2)(ii) to determine the total number of 
340B units by using data reflecting the total number of units of a Part 
D rebatable drug for which a discount was provided under the 340B 
Program and that were dispensed during the applicable period. As we 
stated in the CY 2025 PFS final rule (89 FR 98289) and CY 2026 PFS 
final rule (90 FR 49740), because this exclusion requirement starts 
after the first quarter of the applicable period that begins on October 
1, 2025, the exclusion of 340B units will only apply for the last 3 
quarters of such applicable period. That is, we are excluding 340B 
units from the total number of units for a Part D rebatable drug 
starting with claims with dates of service on or after January 1, 2026.
---------------------------------------------------------------------------

    \201\ See: https://www.cms.gov/files/document/medicare-part-d-inflation-rebate-program-revised-guidance.pdf.
---------------------------------------------------------------------------

    As we stated in the CY 2025 PFS final rule (89 FR 98289) and the CY 
2026 PFS final rule (90 FR 49740), data on which units dispensed under 
Part D and covered by Part D plan sponsors were purchased under the 
340B Program is unavailable from the data sources specified at section 
1860D-14B(d) of the Act (that is, information submitted by 
manufacturers, States, and Part D plan sponsors), and we do not 
currently have access to this data through other means. We understand 
that the 340B status of a Part D drug is usually not known by the 
dispenser at the point-of-sale, and that 340B covered entities 
(hereinafter ``covered entities'') typically identify the 340B status 
of a Part D drug retrospectively. Because the covered entity and CMS do 
not exchange dispensed Part D drug information confirming the 340B 
status of a Part D rebatable drug, we are unable to precisely identify 
340B units at the claim-level based solely on Part D claims submitted 
to us by the covered entity (or a contract pharmacy operating on behalf 
of the covered entity) at this time. For these reasons, in the CY 2026 
PFS final rule (90 FR 49747), we adopted a claims-based methodology 
(described in the CY 2026 PFS final rule and hereinafter as 
``Prescriber-Pharmacy Methodology'') that we leverage to exclude 340B 
units from the total number of units of a Part D rebatable drug 
dispensed under Part D and covered by Part D plan sponsors during an 
applicable period, starting on January 1, 2026. Additionally, we 
adopted our proposal to establish a voluntary Medicare Part D Claims 
Data 340B Repository (``340B repository'') to collect data about 340B 
units voluntarily submitted by covered entities (90 FR 49750). The data 
submitted to the 340B repository will not be used to calculate 
inflation rebates unless and until we propose and finalize a policy to 
use such data to exclude 340B units from rebate calculations.
(1) Claims-Based Methodology To Remove 340B Units From Rebate 
Calculations
    As finalized in the CY 2026 PFS final rule (90 FR 49741 through 
49749), to implement the exclusion required by section 1860D-
14B(b)(1)(B) of the Act and described in Sec.  428.203(b)(2), under the 
Prescriber-Pharmacy Methodology, beginning on January 1, 2026, we 
remove 340B units from the Part D inflation rebate calculations by 
evaluating whether a Prescription Drug Event (PDE) record is 
potentially 340B-eligible based on (1) the affiliation of the National 
Provider Identifier (NPI) of the prescriber associated with that PDE 
record with a registered covered entity, and (2) the designation of the 
dispensing pharmacy associated with that PDE record as a 340B contract 
pharmacy. If the NPI of the prescriber associated with the PDE record 
is affiliated with a registered covered entity for a given month, and 
the dispensing pharmacy is a contract pharmacy associated with such 
covered entity for the same month, the PDE record is considered as 
potentially 340B-eligible, and the units associated with that PDE 
record are removed from Part D inflation rebate calculations. We refer 
readers to the CY 2026 PFS final rule for a more detailed explanation 
of the Prescriber-Pharmacy Methodology (90 FR 49741 through 49749).
    In the CY 2026 PFS proposed rule (90 FR 32639 through 32641), we 
acknowledged that the 340B Office of Pharmacy Affairs Information 
System (OPAIS) database, which the Prescriber-Pharmacy Methodology 
relies on, may not list all pharmacies that dispense 340B-eligible 
drugs, including covered entities that have ``in-house'' pharmacies 
that are not registered in the 340B OPAIS database or 340B-eligible 
AIDS Drug Assistance Programs (ADAPs) \202\ (also considered covered 
entities) that collect rebates to receive 340B discounts instead of 
receiving such discount at the time of purchase from a contract 
pharmacy registered in the 340B OPAIS database. We solicited comments 
on whether and how to account for this limitation. Similar to the 
acknowledgments we made in the proposed rule, we received comments 
stating that the Prescriber-Pharmacy Methodology may underrepresent 
340B claims from Ryan White (RW) clinics and ADAPs. To address this, 
some commenters recommended that we use an alternative methodology to 
identify these claims. In the CY 2026 PFS final rule (90 FR 49747), we 
adopted modifications to the Prescriber-Pharmacy Methodology aimed at 
improving our ability to identify 340B claims associated with RW 
clinics, but we did not adopt modifications to the Prescriber-Pharmacy 
Methodology to address the limitations relating to ADAP claims. Our 
prior preliminary analyses suggested not modifying the Prescriber-
Pharmacy Methodology to address the limitations relating to ADAP claims 
would have minimal impact. Specifically, the percentage of 340B units 
identified for drugs commonly covered by ADAPs, such as 
antiretrovirals, was comparable to the average percentage of 340B units 
identified overall across all drug classes, indicating no meaningful 
differential. In the CY 2026 PFS final rule (90 FR 49747), we stated 
that we may consider methodological refinements in the future to 
further address commenters' feedback on ADAPs.
---------------------------------------------------------------------------

    \202\ ADAPs are State- and territory-operated Ryan White HIV/
AIDS Program grantees that provide FDA-approved medications 
(including, in some States, medications beyond those used to treat 
HIV/AIDS) to low-income people living with HIV/AIDS. Under section 
340B(a)(4)(E) of the PHS Act, ADAPs are eligible to be enrolled with 
the 340B Program as covered entities, and HRSA has affirmed that any 
individual registered in an ADAP covered entity will be considered 
to meet the 340B patient definition. See: https://www.hrsa.gov/sites/default/files/hrsa/opa/patient-entity-eligibility-10-24-96.pdf.
---------------------------------------------------------------------------

    Since publishing the CY 2026 PFS final rule, we have reviewed 
additional evidence relating to the need to adjust the Prescriber-
Pharmacy Methodology to sufficiently identify units of drugs for which 
a manufacturer provided a

[[Page 44010]]

discount under the 340B Program to account for ADAP enrollees. 
Consequently, we have become aware of evidence suggesting that, in 
contrast to our statement in the CY 2026 PFS final rule, the percentage 
of 340B units identified for drugs commonly covered by ADAPs, such as 
antiretrovirals, may be higher than the average percentage of 340B 
units identified overall. One study found that, using 2012 data from 
Walgreens, (1) antivirals were 10 times more likely to be dispensed 
through the 340B Program and specialty medications \203\ were more than 
20 times more likely to be dispensed through the 340B Program compared 
to all drugs dispensed; and, (2) nearly 80 percent of all specialty 
medications dispensed under the 340B Program were antiretrovirals 
indicated for HIV/AIDS.\204\ This study hypothesized that these results 
can be at least partially explained by the types of covered entities 
participating in contract pharmacy arrangements with Walgreens in 2012, 
that is, covered entities that disproportionately treat people with 
HIV/AIDs. Additionally, a Congressional Budget Office (CBO) study 
published September 2025 found that the majority of spending on anti-
infective drugs (including HIV/AIDS treatments) purchased through the 
340B Program in 2021 occurred at Federal grantee sites, including 
ADAPs.\205\ In addition to other evidence reviewed, these data points 
suggest that Federal grantee sites, including ADAPs, may significantly 
contribute to the percentage of 340B claims for antiretrovirals, that 
this percentage may be higher than for other drug classes, and that 
without methodological refinement to fully account for 340B claims 
dispensed to ADAP enrollees, the Prescriber-Pharmacy Methodology may 
under-identify 340B units for drug classes such as antiretrovirals to a 
greater extent than previously assumed during the CY 2026 rulemaking 
cycle. Based on this review, we have determined it is appropriate, in 
this proposed rule, to reevaluate whether methodological refinements 
need to be made to the Prescriber-Pharmacy Methodology. We do not 
believe that adoption of the Prescriber-Pharmacy Methodology as 
described in the CY 2026 PFS final rule established significant 
reliance interests that would prevent us from modifying the Prescriber-
Pharmacy Methodology. Given that Rebate Reports impacted by the 
Prescriber-Pharmacy Methodology (that is, Rebate Reports for applicable 
periods beginning October 1, 2025) have not yet been issued, CMS 
believes that any reliance interests that may relate to use of the 
Prescriber-Pharmacy Methodology would not be outweighed by the need to 
implement a more accurate methodology. Additionally, as we stated 
earlier, we provided notice to interested parties in the CY 2026 PFS 
final rule (90 FR 49747) that we may consider methodological 
refinements in the future to further address commenters' feedback 
relating to ADAPs.
---------------------------------------------------------------------------

    \203\ The authors of the study defined ``specialty drugs'' as 
those ``generally considered to be high value; high-touch--for 
example, medications that require temperature control or other 
special handling, and medications that require ongoing management by 
a physician or pharmacists specialized in the relevant condition; or 
complex--for example, biotechnology products or orphan drugs; or 
some combination of the above.''
    \204\ Clark BL, Hou J, Chou CH, Huang ES, Conti R. The 340B 
discount program: outpatient prescription dispensing patterns 
through contract pharmacies in 2012. Health Aff (Millwood). 2014 
Nov;33(11):2012-7. doi: 10.1377/hlthaff.2014.0833. PMID: 25367997; 
PMCID: PMC4545491.
    \205\ CBO, Growth in the 340B Drug Pricing Program, September 9, 
2025. https://www.cbo.gov/publication/60661.
---------------------------------------------------------------------------

    As part of this reevaluation, we revisited comments we received on 
the CY 2026 PFS proposed rule. In particular, we revisited comments 
that explained the unique nature of ADAPs compared to other covered 
entity types, and the limitations in the Prescriber-Pharmacy 
Methodology's ability to identify PDE records for ADAP enrollees as 
340B-eligible. As one commenter explained, the Prescriber-Pharmacy 
Methodology may under-identify 340B-eligible PDE records for ADAP 
enrollees for two reasons. First, PDE records for ADAP enrollees would 
typically not meet the first criterion of the Prescriber-Pharmacy 
Methodology (that is, that the prescriber with the NPI listed on the 
PDE record provides care at a covered entity). ADAPs are not providers, 
and a patient enrolled in an ADAP is typically prescribed medications 
by a provider not affiliated with the ADAP. Therefore, for a PDE record 
for an ADAP enrollee, the prescriber NPI on the PDE record will not be 
affiliated with the covered entity that claimed the 340B price for such 
dispense (that is, the ADAP). Second, the majority of ADAPs access 340B 
pricing via a rebate model.\206\ These ADAPs allow their enrollees to 
fill medications at a broad network of pharmacies that may not be 
registered in the OPAIS database as contract pharmacies. A PDE record 
for an ADAP enrollee will thus not meet the second criterion of the 
Prescriber-Pharmacy Methodology (that is, that the pharmacy NPI on the 
PDE record is a contract pharmacy for the same covered entity that the 
prescriber NPI is affiliated with).
---------------------------------------------------------------------------

    \206\ ``Notice Regarding Section 602 of the Veterans Health Care 
Act of 1992--Rebate Option.'' 63 FR 35239. See: https://www.govinfo.gov/content/pkg/FR-1998-06-29/pdf/98-17142.pdf.
---------------------------------------------------------------------------

    After further review of the additional evidence as discussed above 
and revisiting comments we received on the CY 2026 PFS proposed rule, 
we conducted a more comprehensive analysis to assess whether the 
existing Prescriber-Pharmacy Methodology adequately identifies 340B-
eligible drugs obtained through ADAPs for Medicare Part D enrollees. 
The analysis was conducted in two parts. The first reexamined the 
preliminary analyses described in the CY 2026 PFS final rule (90 FR 
49747) assessing whether the Prescriber-Pharmacy Methodology 
systematically under-identifies drugs used in the treatment of HIV/AIDS 
as 340B-eligible relative to all other drugs, and it built upon this 
analysis by examining whether the Prescriber-Pharmacy Methodology 
under-identifies drugs used in the treatment of HIV/AIDS as 340B-
eligible for ADAP enrollees specifically. We identified ADAP enrollees 
using the Coordination of Benefits (COB)--Other Health Insurance (OHI) 
file--specifically the COB-OHI Supplemental Record file--using a 
Supplemental Type Code that flags enrollees that have supplemental ADAP 
coverage.\207\ This analysis reaffirmed our preliminary findings that 
the Prescriber-Pharmacy Methodology identifies drugs used in the 
treatment of HIV/AIDS at a percentage close to the overall Part D 
average for all drug classes. However, when the analysis was isolated 
to ADAP enrollees only, we found that the Prescriber-Pharmacy 
Methodology identified drugs used in the treatment of HIV/AIDS as 340B-
eligible at a significantly lower percentage than was identified for 
Part D beneficiaries overall. This finding is contrary to expectations 
given that ADAPs are eligible to be enrolled with the 340B Program as 
covered entities, and that HRSA has affirmed that any individual 
registered in an ADAP will be considered to meet the 340B patient 
definition (as described earlier in this section). Further, this under-
identification of 340B units for ADAP enrollees could impact the 
completeness and accuracy of data used

[[Page 44011]]

for Part D inflation rebate calculations for certain drug classes such 
as antiretrovirals, if not sufficiently addressed.
---------------------------------------------------------------------------

    \207\ As explained in the Plan Communication User Guide for 
Medicare Advantage Prescription Drug Plans (February 27, 2026), the 
Supplemental Record file lists other health insurance that is 
supplemental to, that is, pays after, Part D. The Supplemental Type 
Code indicates the type of supplemental insurance contained in the 
record. https://www.cms.gov/files/document/mapd-plan-communications-user-guide-v19-0-march-2026.pdf.
---------------------------------------------------------------------------

    The second part of the analysis examined how a modification to the 
Prescriber-Pharmacy Methodology would identify drugs used in the 
treatment of HIV/AIDS as 340B-eligible compared to the existing 
Prescriber-Pharmacy Methodology. We analyzed the impact on the overall 
percentage of identified Part D 340B units for both antiretrovirals and 
all other drug classes if CMS were to consider all Part D units for 
ADAP enrollees as 340B-eligible. This analysis of the modification to 
the Prescriber-Pharmacy Methodology to treat all ADAP units as 340B-
eligible determined that: (1) for certain drug classes, specifically 
antiretroviral medications used in the treatment of HIV/AIDS, a 
modification to account for ADAP enrollees would result in a meaningful 
increase in the number of rebatable units identified as 340B-eligible, 
and (2) for all other drug classes, the modification would not have a 
substantial impact on the percentage of Part D units identified as 
340B-eligible. Based on the additional evidence reviewed and subsequent 
analyses demonstrating the extent to which relevant PDE records for 
ADAP enrollees would be under-identified as 340B-eligible, we now 
concur with comments on the CY 2026 PFS proposed rule that we 
revisited. We agree with the commenters' assertion that a modification 
to the Prescriber-Pharmacy Methodology is needed to fully account for 
340B-eligible units for ADAP enrollees. Where the ADAP acts as a payor 
of the Part D medication, we would consider all Part D units for ADAP 
enrollees as 340B-eligible. Such units would be removed from the total 
number of units and total rebate amount for a Part D rebatable drug as 
described in the Preliminary Rebate Report and Rebate Report detailed 
at Sec.  428.401(b) and (c), respectively.
    Specifically, we are proposing the following modification to the 
Prescriber-Pharmacy Methodology: CMS would identify PDE records for 
beneficiaries who have ADAP supplemental coverage as listed in the COB-
OHI Supplemental Record file using the Supplemental Type Code that 
flags enrollees that have supplemental ADAP coverage. CMS would then 
exclude all units associated with those PDE records from Part D 
inflation rebate calculations.
    If a beneficiary included in the COB-OHI Supplemental Record file 
is identified as having supplemental insurance from an ADAP at the time 
a Part D drug was dispensed to such beneficiary during the applicable 
period, we would designate the units as 340B-eligible and remove the 
associated units from the inflation rebate calculation. Because State 
ADAP formularies can vary, and because we will not have State-specific 
insight regarding an ADAP's formulary coverage for a specific 
beneficiary's claims dispensed in a specific State, we would treat all 
PDE records dispensed for a beneficiary identified as having ADAP 
supplemental insurance on the COB-OHI file as 340B-eligible and remove 
the units associated with these PDE records. Since some of the ADAP 
enrollees identified in the proposed modification to the Prescriber-
Pharmacy Methodology may already have Part D units identified as 340B-
eligible using the existing Prescriber-Pharmacy Methodology, counting 
all ADAP enrollees' units identified under the proposed modification as 
340B-eligible could potentially double-count 340B-eligible units. To 
avoid double-counting, we would identify units that were already 
flagged as 340B-eligible using the existing Prescriber-Pharmacy 
Methodology and exclude those from the count of ADAP 340B-eligible 
units identified under the proposed modification.
    CMS acknowledges that this approach may result in an overestimation 
of 340B-eligible units for ADAP enrollees. Notwithstanding this 
limitation, CMS has determined that treating all Part D drugs dispensed 
to ADAP enrollees as 340B-eligible is appropriate for the following 
reasons: (1) the manner in which 340B discounts are realized for 340B-
eligible ADAP units varies among State ADAP programs, and (2) 
variability in drug coverage across State-specific drug formularies 
presents significant challenges in developing a single, uniformly 
applicable methodology capable of accurately identifying 340B 
eligibility on a drug-by-drug or program-by-program basis. Further, in 
CMS' analysis of the proposed modification to the Prescriber-Pharmacy 
Methodology, and the corresponding treatment of all ADAP enrollee units 
as 340B-eligible, CMS determined that: (1) for certain drug classes, 
specifically antiretroviral medications used in the treatment of HIV/
AIDS, the proposed modification would result in a meaningful increase 
in the percentage of Part D rebatable units identified as 340B-
eligible, and (2) for all other drug classes, the proposed modification 
would not have a substantial impact on the percentage of units 
identified as 340B-eligible if all ADAP enrollee units were treated as 
340B-eligible. In other words, CMS' analysis indicates, for the 
majority of drug classes with exception of antiretroviral medications 
used in the treatment of HIV/AIDS, treating all ADAP enrollee units as 
340B eligible is expected to have minimal or no impact on the 
identification of 340B-eligible units from the Prescriber-Pharmacy 
Methodology. These findings demonstrate that the modification to the 
Prescriber-Pharmacy Methodology is narrowly and appropriately targeted 
towards antiretroviral medications used in the treatment of HIV/AIDS, 
which aligns with the evidence described earlier in this section 
suggesting that the percentage of 340B units identified for 
antiretrovirals may be higher than the average percentage of 340B units 
identified overall. In light of these considerations, CMS has 
determined that a broad, programmatic approach to identifying 340B-
eligible ADAP units is preferable to a more granular methodology that 
may yield inconsistent or inaccurate results. If adopted, the 
modification to the Prescriber-Pharmacy Methodology proposed herein 
would be effective for Rebate Reports issued for the applicable period 
that begins October 1, 2025, and subsequent applicable periods.
    We solicit comments on this proposal.
(2) Medicare Part D Claims Data 340B Repository
    In the Medicare Part D Drug Inflation Rebates Paid by 
Manufacturers: Initial Memorandum, Implementation of Section 1860D-14B 
of Social Security Act, and Solicitation of Comment (``initial Medicare 
Part D Drug Inflation Rebate Guidance''),\208\ CMS solicited comments 
on the best mechanism to identify 340B units dispensed under Part D to 
exclude units from Part D inflation rebate calculations. Interested 
parties recommended that CMS create a mechanism through which covered 
entities would retrospectively submit data to CMS identifying 340B-
purchased drugs dispensed under Part D and urged that this mechanism 
allow covered entities to submit these data directly to CMS, rather 
than through claims that dispensers submit via Part D plan sponsors. In 
response to these recommendations, we solicited comments in the CY 2025 
PFS proposed rule (89 FR 61971 through 61972) on a 340B repository. As 
highlighted in the CY 2025 final rule (89 FR 98292), many commenters 
expressed strong support for a 340B repository. In the CY 2026

[[Page 44012]]

PFS proposed rule (90 FR 32641 through 32644), we proposed to establish 
a 340B repository, and as described in the CY 2026 PFS final rule (90 
FR 49749), many commenters supported this proposal to establish a 340B 
repository.
---------------------------------------------------------------------------

    \208\ See: https://www.cms.gov/files/document/medicare-part-d-inflation-rebate-program-initial-guidance.pdf.
---------------------------------------------------------------------------

    In the CY 2026 PFS final rule (90 FR 49750), we established a 340B 
repository to receive voluntary submissions from covered entities of 
certain data elements associated with Part D claims for which the 
covered entity dispensed (directly or indirectly, including via 
retrospective replenishment and contract pharmacy arrangements) units 
of a drug for which a manufacturer provides a discount under the 340B 
Program (``Part D 340B claims''). We established the 340B repository to 
allow for assessment of such data for potential use in identifying 
units of Part D rebatable drugs for which a manufacturer provided a 
discount under the 340B Program in a future applicable period. We 
established that covered entities will be allowed to submit data on 
units of Part D 340B claims beginning in 2026 to begin testing the 
usability of the 340B repository. We are currently working to 
operationalize the 340B repository to allow covered entities to begin 
submitting data on 340B units of Part D rebatable drugs and expect the 
340B repository to launch in Fall 2026. Once the 340B repository 
launches in Fall 2026, we will begin testing the usability of data 
voluntarily submitted by covered entities, starting with claims with 
dates of service in 2026. Covered entities that voluntarily submit data 
to the 340B repository need to follow the processes and requirements 
that CMS has established for voluntary reporting starting in 2026 and 
the associated information collection currently approved under OMB 
control number 0938-1485.
    In the CY 2026 PFS final rule (90 FR 49750), we strongly encouraged 
all covered entities to submit data elements to the 340B repository 
during the 2026 testing period, noting that this participation would 
allow for robust testing of data quality and completeness and provide 
an opportunity for covered entities to develop and test their data 
submission processes. We also noted that we would address the 
possibility of requiring covered entities to report data elements to 
the 340B repository in future years in future rulemaking and that we 
were actively considering proposing mandatory reporting to the 340B 
repository in the near future.
    We are now proposing at Sec.  428.203(c) to require providers and 
suppliers that are covered entities as defined under Sec.  10.3 
(hereinafter collectively ``340B providers'' unless otherwise noted) to 
submit Part D 340B data to the 340B repository beginning in 2027. Such 
reporting would fulfill a 340B provider's obligation to provide access 
to documentation relating to covered Part D drugs written or ordered by 
such 340B provider to maintain enrollment in Medicare, as we are 
proposing at Sec.  424.516(f)(4). We describe these proposals in 
further detail in sections III.F.3.c.2.a. through III.F.3.c.2.c. of 
this proposed rule.
(a) Background: Requirement for Physicians, Other Suppliers, and 
Providers To Maintain and Provide Access to Documentation
    Section 1866(j)(1)(A) of the Act requires the Secretary to 
establish a process for the enrollment of providers and suppliers into 
the Medicare program. The overarching purpose of the enrollment process 
is to help confirm that providers seeking to bill Medicare for services 
and items furnished to Medicare beneficiaries meet all applicable 
Federal and State requirements to do so. The process is, to an extent, 
a ``gatekeeper'' that prevents unqualified and potentially fraudulent 
individuals and entities from entering and inappropriately billing 
Medicare. Since 2006, we have undertaken rulemaking efforts to 
implement enrollment procedures. These regulations are generally 
codified in 42 CFR part 424, subpart P. They address, among other 
things, requirements that providers must meet to obtain and maintain 
Medicare billing privileges.
    Section 6406(a) of the Patient Protection and Affordable Care Act 
(ACA) amended section 1842(h) of the Act by adding a new paragraph 
which establishes that the Secretary may revoke enrollment, for a 
period of not more than one year for each act, for a physician or 
supplier if such physician or supplier fails to maintain and, upon 
request of the Secretary, provide access to documentation relating to 
written orders or requests for payment for durable medical equipment, 
certifications for home health services, or referrals for other items 
or services written or ordered by such physician or supplier under 
Title XVIII of the Act, as specified by the Secretary.
    In addition, section 6406(b)(3) of the ACA amended section 
1866(a)(1) of the Act to require that providers maintain and, upon 
request of the Secretary, provide access to documentation relating to 
written orders or requests for payment for durable medical equipment, 
certifications for home health services, or referrals for other items 
or services written or ordered by the provider, as specified by the 
Secretary.
    To implement section 6406 of the ACA, on May 5, 2010, CMS published 
an interim final rule titled ``Medicare and Medicaid Programs; Changes 
in Provider and Supplier Enrollment, Ordering and Referring, and 
Documentation Requirements; and Changes in Provider Agreements,'' (75 
FR 24437) which amended Sec.  424.516(f) to specify requirements for, 
among other things, documentation and access to documentation related 
to certain orders and referrals. We clarified in that rulemaking that 
the documentation includes both written and electronic documentation. 
CMS also amended Sec.  424.535(a)(10) to establish that CMS may revoke 
enrollment, for a period of not more than one year for each act of 
noncompliance, for a provider or a supplier if such provider or 
supplier fails to meet the requirements of Sec.  424.516(f). CMS 
finalized the interim final rule in an April 27, 2012 final rule titled 
``Medicare and Medicaid Programs; Changes in Provider and Supplier 
Enrollment, Ordering and Referring, and Documentation Requirements; and 
Changes in Provider Agreements'' (77 FR 25284).
(b) Proposal To Require Providers and Suppliers That Are Covered 
Entities To Submit Documentation Relating to Part D 340B Claims 
(Sec. Sec.  424.516(f)(4), 424.535(a)(1), and 428.203(c))
    To inform policy development for this rulemaking, we reviewed and 
considered the comments received on the CY 2026 PFS proposed rule. In 
this feedback, many commenters suggested that we require covered 
entities and/or their contractors to report data to a 340B repository. 
We agree. To ensure robust data submissions in 2027 to determine if 
data submitted to the 340B repository could be used reliably in the 
future to remove 340B units from Part D inflation rebate calculations 
in accordance with section 1860D-14B(b)(1)(B) of the Act, we believe it 
necessary to transition from voluntary submission to requiring 340B 
provider participation in the 340B repository.
    We are therefore proposing at Sec.  424.516(f)(4) that a provider 
or supplier that is a covered entity as defined at Sec.  10.3 would be 
required to maintain and provide access to documentation as set forth 
at proposed Sec.  428.203(c). We are proposing this requirement in 
accordance with sections 1866(a)(1)(X) and 1842(h)(9) of the Act. We 
note that we are proposing to designate our proposal at Sec.  
424.516(f)(4) rather than Sec.  424.516(f)(3) because we

[[Page 44013]]

are reserving Sec.  424.516(f)(3) for use in separate CMS rulemaking. 
If this proposal is finalized, CMS would reserve the right to revoke, 
in accordance with existing Sec.  424.535(a)(10), a currently enrolled 
provider or supplier's Medicare enrollment and any corresponding 
provider agreement or supplier agreement for failure to comply with the 
requirements for maintaining and providing access to documentation 
specified in proposed Sec.  424.516(f)(4). Although we acknowledge that 
Sec.  424.516(f) has historically set forth documentation requirements 
for providers and suppliers with respect to their Part A and Part B 
services, the statutory authorities underlying that provision, sections 
1842(h)(9) and 1866(a)(1)(X) of the Act, do not expressly limit 
documentation requirements to services furnished under Part A and Part 
B. Sections 1842(h)(9) and 1866(a)(1)(X) of the Act collectively set 
forth that providers and suppliers must maintain and provide access to 
documentation relating to ``items or services written or ordered by the 
provider under this title, as specified by the Secretary'' (emphasis 
added). Both sections 1842(h)(9) and 1866(a)(1)(X) of the Act fall 
under Title XVIII (that is, the Medicare statute), which inherently 
includes Part D. As such, requiring providers and suppliers to maintain 
and provide access to documentation related to covered Part D drugs 
written or ordered by a provider or supplier is consistent with 
sections 1866(a)(1)(X) and 1842(h)(9) of the Act. By transitioning from 
voluntary submission to mandatory participation in the 340B repository, 
CMS would be able to ensure more complete and reliable data 
submissions, thereby improving its ability to accurately assess 
potential future use of the 340B repository to exclude 340B units from 
Part D rebate calculations, consistent with its obligations under 
section 1860D-14B(b)(1)(B) of the Act.
    At Sec.  428.203(c), we propose the documentation to which a 340B 
provider must provide access, as well as the timeframe within which 
such access must be provided, for the provider or supplier to fulfill 
their obligations set forth in the proposed Sec.  424.516(f)(4). 
Proposed Sec.  428.203(c)(1) would require that, beginning with claims 
with a date of service on or after January 1, 2027, a provider or 
supplier that is a covered entity as defined at Sec.  10.3 must submit 
the data elements associated with each claim for a covered Part D drug 
billed to Medicare Part D for which such covered entity or its 
contractor(s) (such as contract pharmacies) dispensed units of a drug 
for which a manufacturer provides a discount under the 340B Program to 
such covered entity. This requirement would apply, for example, to 
claims for units of a drug covered under Part D and dispensed by 
contract pharmacies that the covered entity, its contractors, or its 
third-party administrators identify as 340B-eligible and for which the 
covered entity obtains a 340B discount, including through retrospective 
replenishment models. This requirement would also apply, for example, 
to claims for units of a drug covered under Part D and dispensed by the 
covered entity's in-house pharmacy.
    Specifically, we are proposing to require that a provider or 
supplier that is a covered entity as defined at Sec.  10.3 must submit 
the following data elements associated with each claim for units of a 
covered Part D drug billed to Medicare by such covered entity or its 
contractor(s) (such as contract pharmacies) for which a manufacturer 
provides a discount under the 340B Program to such covered entity: (1) 
Date of Service (that is, the date the prescription was filled by the 
pharmacy); (2) Prescription or Service Reference Number; (3) Fill 
Number (that is, the code indicating whether the prescription is an 
original or a refill; if a refill, the code indicates the refill 
number); (4) Dispensing Pharmacy NPI; and (5) NDC-11. Additionally, we 
are proposing at Sec.  428.203(c)(2) that, in addition to submitting 
the data elements set forth in proposed Sec.  428.203(c)(1), a provider 
or supplier that is a covered entity as defined at Sec.  10.3 must 
submit its 340B ID and name as designated in the 340B OPAIS database.
    We understand that reporting the data proposed at Sec.  428.203(c) 
may impose new operational demands on 340B providers, potentially 
requiring the development of reporting processes where none currently 
exist and that 340B providers will need time to develop a process for 
collecting the 340B data elements to submit to the 340B repository and 
prepare the data in a form and manner prescribed by CMS. Additionally, 
given the variety in the scope of provider types and organizations that 
participate in the 340B Program, we recognize the amount of preparation 
time to submit data varies. We propose at Sec.  428.203(c)(3) to 
require that 340B providers report data on a quarterly basis (though 
they may choose to submit more frequently) within 1 calendar quarter 
following the close of the relevant calendar quarter. For example, for 
claims with dates of service between October 1, 2027, through December 
31, 2027, 340B providers would submit the data elements from Part D 
340B claims to the 340B repository no later than March 31, 2028. 
Quarterly submissions are necessary so CMS has timely information to 
assess the reliability of the data for potential future use in removing 
340B units from Part D inflation rebate calculations. In addition, 
quarterly submissions may minimize the burden on 340B providers by 
reducing the amount of data in each submission and the amount of 
quality assurance necessitated for each submission. We solicit comments 
on this proposal.
    Specifically, at Sec.  428.203(c)(3), we are proposing that the 
data elements and information set forth in Sec.  428.203(c)(1) and 
(c)(2) must be submitted on a quarterly basis and in a form and manner 
specified by us in accordance with the following timelines: data 
elements and information associated with claims with dates of service 
during the first calendar quarter must be submitted by the close of the 
second calendar quarter; data elements and information associated with 
claims with dates of service during the second calendar quarter must be 
submitted by the close of the third calendar quarter; data elements and 
information associated with claims with dates of service during the 
third calendar quarter must be submitted by the close of the fourth 
calendar quarter; and data elements and information associated with 
claims with dates of service during the fourth calendar quarter must be 
submitted by the close of the first calendar quarter of the immediately 
following calendar year.
    These are the same data elements, information, and timing 
requirements that are specified in the CY 2026 PFS final rule (90 FR 
49750) establishing the 340B repository with voluntary submission.
    We note that we are issuing a revised collection of information 
(0938-1485) titled ``Information Collection Request (ICR) for the 
Medicare Prescription Drug Inflation Rebate Program under sections 
11101 and 11102 of the Inflation Reduction Act (IRA)'' (CMS-10930, OMB 
0938-1485) alongside this proposed rule to reflect the burden 
associated with a mandatory submission to the 340B repository. We are 
working to operationalize the 340B repository in a way that minimizes 
burden on 340B providers and have engaged with a range of interested 
parties to consider the technical requirements that would facilitate 
lower burden for submission to the 340B repository. See section V.B.2. 
of this proposed rule for an updated estimate of burden associated with 
the

[[Page 44014]]

collection of data for the 340B repository. The ICR contains more 
details regarding how covered entities would submit data to the 340B 
repository.
    Under this current proposal, the data submitted to the 340B 
repository would not be used to calculate inflation rebates. We will 
continue to use the Prescriber-Pharmacy Methodology to remove 340B 
units from Part D inflation rebate calculations. Any future proposal to 
use the data reported to the 340B repository to remove 340B units from 
Part D inflation rebate calculations would undergo notice-and-comment 
rulemaking. We intend to analyze the data submitted to the 340B 
repository under this proposal to determine if they could be used 
reliably in the future to remove 340B units from Part D inflation 
rebate calculations in accordance with section 1860D-14B(b)(1)(B) of 
the Act. We would match the stored data elements in the 340B repository 
to PDE transactions for each Part D rebatable drug dispensed during the 
applicable period and would evaluate 340B repository data for: (1) data 
integrity, and (2) submission frequency and completeness across covered 
entity types and geographies, including through comparison to claims 
identified under the claims-based methodology adopted in the CY 2026 
PFS final rule to exclude 340B units starting on January 1, 2026, from 
Part D inflation rebates. Note, we understand the importance of 
maintaining the confidentiality of data submitted to the 340B 
repository, and this data would not be made available to external 
parties, including manufacturers and Part D plan sponsors.
    We solicit comments on the proposal at Sec.  424.516(f)(4) that a 
provider or supplier that is a covered entity as defined at Sec.  10.3 
would be required to submit to CMS the documentation set forth at 
proposed Sec.  428.203(c)(1) and (2) relating to covered Part D drugs 
written or ordered by such provider or supplier and comply with the 
submission requirements set forth at Sec.  428.203(c)(3) and (4). We 
also solicit comments on the documentation and timing requirements 
proposed at Sec.  428.203(c) to which a provider or supplier that is a 
covered entity would be required to adhere to fulfill their obligation 
at proposed Sec.  424.516(f)(4). We also solicit comments on the scope 
of Part D 340B claims for which a provider or supplier that is a 
covered entity as defined at Sec.  10.3 must submit data elements under 
the proposed regulation text.
(c) Submitting Part D 340B Claims Data to the 340B Repository (Sec.  
428.203(c))
    We expect that the 340B repository will be operational by Fall 2026 
for voluntary submissions from covered entities, as we adopted in the 
CY 2026 PFS final rule (90 FR 49748). As we stated earlier in this 
section, we are now proposing to require all 340B providers to submit 
certain data elements associated with Part D 340B claims beginning in 
2027. We strongly encourage 340B providers to begin submitting data to 
the 340B repository voluntarily in 2026 to test operational processes, 
as we are proposing here to adopt the requirement that 340B providers 
submit data elements from their Part D 340B claims starting in 2027. 
The rest of this section proposes the form and manner by which, 
starting in 2027, pursuant to the proposed Sec.  428.203(c), 340B 
providers would submit data to the 340B repository.
    As stated in section III.F.3.c.b., under the 340B mandatory 
reporting proposal, the data elements and information set forth in 
paragraphs (c)(1) and (2) of Sec.  428.203 would be submitted on a 
quarterly basis. We propose here that we would rely upon the 
completeness and accuracy of the data submitted by 340B providers to 
the 340B repository, consistent with the 340B provider requirement to 
certify the accuracy of such submissions described below, to consider 
all data elements received by the 340B repository to be associated with 
Part D 340B claims. That is, CMS would rely on the accuracy and 
completeness of the submitted, certified data to the 340B repository to 
verify the 340B status of a claim.
    We solicit comments on this proposal.
    We also propose, as part of every submission, to require 340B 
providers (or an individual or contractor with the delegated authority 
as an authorized representative of the 340B provider to perform the 
certification) to certify that the data elements from all claims 
submitted to the 340B repository are from verified 340B claims and, to 
the best of the 340B provider's knowledge, its submissions include all 
Part D 340B claims for the 340B provider at the time of submission for 
the relevant period. 340B providers or their authorized representative 
would be required to certify the completeness and accuracy of the data 
submitted and to certify that the submitter is authorized to submit on 
behalf of the 340B provider.
    We solicit comments on this proposal.
    In the CY 2026 PFS final rule (90 FR 49750), describing the 
proposal for voluntary data submission, we noted that we understand 
covered entities typically contract with vendors, such as 340B third-
party administrators (TPAs), to determine 340B-eligibility of claims 
using data submitted by covered entities and their contract pharmacies. 
We continue to acknowledge these contracts and, therefore, we propose 
that 340B providers could arrange for TPAs or other vendors to submit 
the required data elements to the 340B repository on their behalf. 340B 
providers would ultimately be responsible for the accuracy of the data 
submitted to the 340B repository, even if a 340B provider has an 
arrangement with a vendor to submit on its behalf.
    We solicit comments on this proposal.
    In section III.F.3.c.b., we proposed to require that 340B providers 
report data on a quarterly basis. Here, we separately propose that 340B 
providers would have additional time to submit data to reflect a 
revision to the 340B determination of claims with dates of service 
throughout an applicable period. A revision could come in one of two 
forms: (1) resubmission of data for a claim that the 340B provider 
previously submitted to the 340B repository in error or with errors in 
the requested data fields, or (2) new submission of data for a claim 
for a drug that the 340B provider had previously determined was not 
purchased under the 340B Program, but later identified was purchased 
under such program. In instances where the 340B provider submits Part D 
340B claims data to the repository that is either (1) incomplete or (2) 
contains invalid data, we may inform the 340B provider of such error 
and request that the 340B provider resolve and resubmit the Part D 340B 
claims data in order to process the submission successfully. As noted 
in the CY 2026 PFS final rule (90 FR 49754), we will provide details on 
the process and timing for covered entities to submit revised data to 
the 340B repository after the end of the reporting period in the 
future, and we anticipate that this same timing would apply in 2027 
when 340B providers would be required to submit Part D 340B data to the 
340B repository. Specifically, at Sec.  428.203(c)(4), we are proposing 
that data elements and information submitted in accordance with 
paragraph (c)(3) of such section that is either incomplete or contains 
invalid data must be resubmitted at a later time in a form and manner 
specified by CMS.
    We solicit comments on this proposal.
d. Clarification of Date of Receipt for Rebate Reports
    As stated in the CY 2025 PFS final rule (89 FR 98305) which was 
effective on January 1, 2025 and appeared in the

[[Page 44015]]

December 8, 2024 Federal Register, Sec.  428.400 defines the date of 
receipt as the calendar day following the day in which a report of a 
rebate amount (as set forth in Sec.  428.401(b), (c), and (d) and Sec.  
428.402(b) and (c)) is made available to the manufacturer of a Part D 
rebatable drug by CMS. The date of receipt starts the clock for 
calculation of deadlines at multiple points in the rebate reporting 
process, including for manufacturer submission of a suggestion of error 
and for payment of rebate amounts owed. For example, as set forth in 
Sec.  428.405(a)(1), a rebate amount owed is due no later than ``the 
30th calendar day after the date of receipt of information regarding 
the rebate amount.''
    For clarity and transparency, we are making technical corrections 
to the examples provided in CY 2025 PFS final rule of the calculation 
of due dates based on the ``date of receipt''. In the CY 2025 PFS final 
rule (89 FR 98306), we provided examples of the ``date of receipt'', 
including: (1) ``if the Preliminary Rebate Report is provided on May 
31, 2026, then June 1, 2026, will be the date of receipt and, 
therefore, day one of the 10-calendar-day period to submit a Suggestion 
of Error; the Suggestion of Error would be due by 11:59 p.m. PT on June 
10, 2026 [ ]''; and (2) ``if the Rebate Report is provided on June 30, 
2026, then July 1, 2026, would be the date of receipt and therefore day 
one of the 30-calendar-day payment period; payment would be due no 
later than 11:59 p.m. PT on July 30, 2026.'' We are correcting these 
examples to be consistent with the definition of ``date of receipt'' in 
Sec.  428.400. Specifically, in each example provided, the ``date of 
receipt'' should be day 0 of the relevant calendar period, not day one. 
Therefore, if the Preliminary Rebate Report is provided on May 31, 
2026, then June 1, 2026, will be the ``date of receipt'' and day zero 
of the 10-calendar-day period to submit a Suggestion of Error, such 
that Suggestions of Error would be due by 11:59 p.m. PT on June 11, 
2026. Likewise, if a Rebate Report is provided on June 30, 2026, then 
July 1, 2026, will be the date of receipt and day zero of the 30-
calendar-day payment period, such that payment would be due no later 
than 11:59 p.m. PT on July 31, 2026.
e. Enforcement of Manufacturer Payment of Rebate Amounts (Sec.  
428.500)
    In accordance with section 1860D-14B(a)(2) of the Act, the 
manufacturer of a Part D rebatable drug is required to provide a rebate 
equal to the rebate amount specified in section 1860D-14B(b) for the 
rebatable drug for the applicable period within 30 calendar days after 
receipt of the rebate amount from CMS. Section 1860D-14B(e) of the Act 
gives us the authority to impose a CMP equal to 125 percent of the 
rebate amount specified at section 1860D-14B(b) for each drug for each 
applicable period on a manufacturer that fails to pay the specified 
rebate amount. Subpart F implements this section of the Act and 
establishes the procedures for determining and collecting a CMP.
    We are clarifying here that the imposition of CMPs under section 
1860D-14B(e) of the Act, in accordance with Sec.  428.500, is not the 
exclusive remedy for a manufacturer's failure to comply with its rebate 
payment obligations described in Sec.  428.405(a), nor the exclusive 
remedy for other conduct that may impact obligations, such as rebate 
amounts owed, under the Part D Inflation Rebate Program. For example, 
whether imposing CMPs under section 1860D-14B(e) of the Act or not, 
when we deem it appropriate, we may refer manufacturers to the 
Department of Justice, the Department of the Treasury, and/or the 
Department of Health and Human Services Office of Inspector General for 
further review and investigation.

G. Medicare Shared Savings Program

1. Executive Summary and Background
a. Purpose
    As of January 1, 2026, the Medicare Shared Savings Program (Shared 
Savings Program) has 511 accountable care organizations (ACOs) with 
over 700,000 healthcare providers and organizations providing care to 
over 12.6 million assigned beneficiaries.\209\ Eligible groups of 
providers and suppliers, such as physicians, hospitals, and other 
health care providers, may participate in the Shared Savings Program by 
forming or joining an ACO and in so doing agree to become accountable 
for the total cost and quality of care provided to an assigned 
population of Medicare FFS beneficiaries \210\ (herein also referred to 
as ``Original Medicare beneficiaries''). Under the Shared Savings 
Program, providers and suppliers that participate in an ACO continue to 
receive Original Medicare (OM) payments under Parts A and B,\211\ and 
the ACO may be eligible to receive a shared savings payment if it meets 
specified quality and savings requirements, and in some instances may 
be required to share in losses if it increases healthcare spending.
---------------------------------------------------------------------------

    \209\ See ``Shared Savings Program Fast Facts--As of January 1, 
2026'', available at https://www.cms.gov/files/document/2026-shared-savings-program-fast-facts.pdf.
    \210\ ``Medicare fee-for-service beneficiary'' is defined under 
section 1899(h)(3) of the Act, and a related definition was codified 
at 42 CFR 425.20.
    \211\ Over time, in Shared Savings Program rulemaking, we have 
used various phrases to refer to payments under the original 
Medicare fee-for-service program. Herein, we sometimes refer to 
Medicare fee-for-service (FFS) payments under Parts A and B as 
``Original Medicare payments.'' More generally, we use the terms 
``Traditional Medicare'' and ``Original Medicare'' interchangeably 
and consider the terms to be synonymous.
---------------------------------------------------------------------------

    As part of our effort to align spending and value in OM, we are 
focused on developing policies that would grow the number of health 
care providers and beneficiaries in accountable care relationships and 
grow savings to the Medicare Trust Funds. To achieve these goals, we 
are proposing changes to the Shared Savings Program and seeking 
comments on potential future policy developments in several requests 
for information, informed by the following strategic objectives:
     Strengthen financial incentives to participate and drive 
savings while minimizing ``gaming'' \212\ opportunities in the Shared 
Savings Program.
---------------------------------------------------------------------------

    \212\ For instance, in section III.G.2.a of this proposed rule, 
we describe the potential for Shared Savings Program assignment 
policies to be exploited in a manner that results in differences in 
outcomes that could advantage the ACO's financial performance.
---------------------------------------------------------------------------

     Grow participation in the Shared Savings Program through 
more meaningful participation and through beneficiary engagement, 
including beneficiary incentives.
     Simplify Shared Savings Program requirements and reduce 
participant burden in the Shared Savings Program, including through 
advancing ACO use of digital quality measures.
    More specifically, our proposed changes to the Shared Savings 
Program's financial methodology would strengthen financial incentives 
for ACOs to participate in the program while mitigating selection 
issues and benchmark rebasing concerns. Our proposed changes to the 
Shared Savings Program's beneficiary assignment methodology would 
expand the population of Medicare FFS beneficiaries for which ACOs are 
accountable for quality and cost of care, while minimizing potential 
gaming opportunities in connection with the assignment methodology, and 
aligning Shared Savings Program policies. Under proposed changes to the 
Shared Savings Program quality performance standard and other quality 
reporting requirements, we would advance ACO use of digital quality 
measures and reduce participant burden. Our proposal to allow 
flexibility for all Shared Savings Program ACOs to reduce or eliminate 
Part B cost sharing for eligible beneficiaries, and therefore expand

[[Page 44016]]

availability of this flexibility beyond ACOs participating in the 
prepaid shared savings payment option (which we propose to 
discontinue), is intended to increase beneficiary engagement. Our 
proposed changes to simplify the Shared Savings Program Certified 
Electronic Health Record Technology (CEHRT) use requirements and 
beneficiary information notice requirements would reduce burden for 
ACOs. Other modifications to the Shared Savings Program regulations 
addressed in this proposed rule include: proposed changes to the 
definition of primary care services for the purpose of determining 
beneficiary assignment, and proposed modifications to definitions of 
experienced and inexperienced with performance-based risk Medicare ACO 
initiatives used in determining an ACO's eligibility for participation 
options, and proposed changes the determining quarterly payment amounts 
received by eligible ACOs participating under the Advance Investment 
Payment (AIP) option. Further, through this proposed rule, we seek 
comment on specialty care in the Shared Savings Program. We provide a 
more detailed summary of the proposed changes to the Shared Savings 
Program and the topics on which we seek comment in a Request for 
Information (RFI) in section III.G.1.c. of this proposed rule.
b. Statutory and Regulatory Background on the Shared Savings Program
    On March 23, 2010, the Patient Protection and Affordable Care Act 
(Pub. L. 111-148) was enacted, followed by enactment of the Health Care 
and Education Reconciliation Act of 2010 (Pub. L. 111-152) on March 30, 
2010, which amended certain provisions of the Patient Protection and 
Affordable Care Act (hereinafter collectively referred to as ``the 
Affordable Care Act''). Section 3022 of the Affordable Care Act amended 
title XVIII of the Act (42 U.S.C. 1395 et seq.) by adding section 1899 
of the Act to establish the Medicare Shared Savings Program to 
facilitate coordination and cooperation among health care providers to 
improve the quality of care for Medicare FFS beneficiaries and reduce 
the rate of growth in expenditures under Medicare Parts A and B. (See 
42 U.S.C. 1395jjj.)
    Section 1899 of the Act has been amended through subsequent 
legislation. The requirements for assignment of Medicare FFS 
beneficiaries to ACOs participating under the program were amended by 
the 21st Century Cures Act (Pub. L. 114-255). The Bipartisan Budget Act 
of 2018 (Pub. L. 115-123), further amended section 1899 of the Act to 
provide for the following: expanded use of telehealth services by 
physicians or practitioners participating in an applicable ACO to 
furnish services to prospectively assigned beneficiaries; greater 
flexibility in the assignment of Medicare FFS beneficiaries to ACOs by 
allowing ACOs in tracks under retrospective beneficiary assignment a 
choice of prospective assignment for the agreement period; permitting 
Medicare FFS beneficiaries to voluntarily identify an ACO professional 
as their primary care provider and requiring that such beneficiaries be 
notified of the ability to make and change such identification, and 
mandating that any such voluntary identification will supersede claims-
based assignment; and allowing ACOs under certain two-sided models to 
establish CMS-approved beneficiary incentive programs.
    The Shared Savings Program regulations are codified at 42 CFR part 
425. The final rule establishing the Shared Savings Program appeared in 
the November 2, 2011, Federal Register (Medicare Program; Medicare 
Shared Savings Program: Accountable Care Organizations; final rule (76 
FR 67802) (hereinafter referred to as the ``November 2011 final 
rule'')). A subsequent update to the program rules appeared in the June 
9, 2015, Federal Register (Medicare Program; Medicare Shared Savings 
Program: Accountable Care Organizations final rule (80 FR 32692) 
(hereinafter referred to as the ``June 2015 final rule'')). The final 
rule entitled ``Medicare Program; Medicare Shared Savings Program; 
Accountable Care Organizations--Revised Benchmark Rebasing Methodology, 
Facilitating Transition to Performance-Based Risk, and Administrative 
Finality of Financial Calculations,'' which addressed changes related 
to the program's financial benchmark methodology, appeared in the June 
10, 2016, Federal Register (81 FR 37950) (hereinafter referred to as 
the ``June 2016 final rule''). A final rule, ``Medicare Program: 
Medicare Shared Savings Program; Accountable Care Organizations--
Pathways to Success and Extreme and Uncontrollable Circumstances 
Policies for Performance Year 2017,'' appeared in the December 31, 
2018, Federal Register ((83 FR 67816) (hereinafter referred to as the 
``December 2018 final rule'')).
    In the interim final rule with comment period (IFC) entitled 
``Medicare and Medicaid Programs; Policy and Regulatory Revisions in 
Response to the COVID-19 Public Health Emergency,'' which was effective 
on the March 31, 2020 date of display and appeared in the April 6, 
2020, Federal Register (85 FR 19230) (hereinafter referred to as the 
``March 31, 2020 COVID-19 IFC''), and the IFC entitled ``Medicare and 
Medicaid Programs; Basic Health Program, and Exchanges; Additional 
Policy and Regulatory Revisions in Response to the COVID-19 Public 
Health Emergency and Delay of Certain Reporting Requirements for the 
Skilled Nursing Facility Quality Reporting Program,'' which was 
effective on May 8, 2020, and appeared in the May 8, 2020, Federal 
Register (85 FR 27550) (hereinafter referred to as the ``May 8, 2020 
COVID-19 IFC''), we updated quality requirements, financial 
calculations, eligibility requirements, and assignment methodology due 
to the to the public health emergency (PHE) for coronavirus disease 
2019 (COVID-19).
    We have also made use of the annual CY PFS rules to address quality 
reporting for the Shared Savings Program and certain other issues. For 
summaries of certain policies finalized in prior PFS rules, refer to 
the CY 2019 PFS final rule (also referred to as the ``November 2018 
final rule'') (83 FR 59452), CY 2020 PFS final rule (84 FR 62568), the 
CY 2021 PFS final rule (85 FR 84717), the CY 2022 PFS final rule (86 FR 
65253 and 65254), the CY 2023 PFS final rule (87 FR 69779 and 69780), 
the CY 2024 PFS final rule (88 FR 79094 and 79095), the CY 2025 PFS 
final rule (89 FR 98082 and 98083), and the CY 2026 PFS final rule (90 
FR 49757 through 49759). In the CY 2026 PFS final rule (90 FR 49757 
through 49836), we finalized changes to Shared Savings Program 
policies, including to: limit participation in a one-sided model to an 
ACO's first agreement period under the BASIC track's glide path (if 
eligible), for a maximum of 5 PYs instead of 7 PYs; modify the Shared 
Savings Program eligibility and financial reconciliation requirements 
in connection with the statutory requirement that ACOs have at least 
5,000 assigned Medicare FFS beneficiaries; make changes to the Shared 
Savings Program quality performance standard and other quality 
reporting requirements; expand the application of the Shared Savings 
Program quality and finance extreme and uncontrollable circumstances 
(EUC) policies to an ACO that is affected by an EUC due to a 
cyberattack, including ransomware/malware, as determined by the Quality 
Payment Program; and to make changes to other programmatic areas, 
including changes to Shared Savings Program eligibility requirements 
and change request

[[Page 44017]]

procedures, updates to the beneficiary assignment methodology to revise 
the definition of primary care services to align with payment policy 
changes, and to revise the Shared Savings Program's quality reporting 
monitoring policies.
    Aside from CY PFS rulemaking, we also note that in a final rule 
entitled ``Medicare Program: Mitigating the Impact of Significant, 
Anomalous, and Highly Suspect Billing Activity on Medicare Shared 
Savings Program Financial Calculations in Calendar Year 2023,'' which 
was effective on October 15, 2024, and appeared in the September 27, 
2024, Federal Register (89 FR 79152) (hereinafter referred to as the 
``SAHS billing activity final rule''), we finalized an approach to 
address the SAHS billing activity CMS identified for CY 2023 to protect 
the accuracy, fairness, and integrity of Shared Savings Program 
financial calculations.
    Policies applicable to Shared Savings Program ACOs for purposes of 
quality reporting for other programs have also continued to evolve 
based on changes in statute, such as the Medicare Access and CHIP 
Reauthorization Act of 2015 (MACRA) (Pub. L. 114-10), which established 
the Quality Payment Program. In the CY 2017 Quality Payment Program 
final rule with comment period (81 FR 77008), we established 
regulations for the MIPS and Advanced APMs and related policies 
applicable to eligible clinicians who participate in APMs, including 
the Shared Savings Program. We have also made updates to policies under 
the Quality Payment Program through the annual CY PFS rules.
c. Summary of Shared Savings Program Proposals
    In sections III.G.2. through III.G.9. of this proposed rule, we 
propose modifications to the Shared Savings Program's policies. As a 
general summary, we are proposing the following changes to Shared 
Savings Program policies to:
     Revise policies for determining beneficiary assignment 
under the Shared Savings Program (section III.G.2. of this proposed 
rule):
    ++ Exclude from assignment calculations allowed charges for primary 
care services billed through a non-ACO Taxpayer Identification Number 
(TIN) by an ACO professional used in assignment (section 
III.G.2.a.(2)(a) of this proposed rule).
    ++ Modify assignment eligibility criteria and prospective 
assignment exclusion criteria based on Medicare enrollment status 
(section III.G.2.a.(2)(b) of this proposed rule).
    ++ Revise the definition of primary care services used in Shared 
Savings Program beneficiary assignment (section III.G.2.b. of this 
proposed rule).
     Revise the quality performance standard and other quality 
reporting requirements, including the following (section III.G.3. of 
this proposed rule):
    ++ Extend the availability of the MIPS CQMs collection type and the 
MIPS CQM reporting incentive for Shared Savings Program ACOs (section 
III.G.3.b. of this proposed rule).
    ++ Extend the scoring of Shared Savings Program ACOs reporting 
Medicare CQMs using flat benchmarks (section III.G.3.c. of this 
proposed rule).
    ++ Address Shared Savings Program ACOs' challenges with meeting the 
MIPS data completeness requirement (section III.G.3.d. of this proposed 
rule):
    -- Revise the Shared Savings Program quality reporting requirements 
beginning in PY 2026 (section III.G.3.d.(2) of this proposed rule).
    -- Establish the Medicare eCQMs collection type for Shared Savings 
Program ACOs (section III.G.3.d.(3) of this proposed rule).
    -- Revise the definition of a ``Beneficiary Eligible for Medicare 
CQMs'' (section III.G.3.d.(4) of this proposed rule).
    ++ Revise the Shared Savings Program scoring policy for excluded 
APP Plus measures and APP Plus measures that lack a benchmark (section 
III.G.3.e. of this proposed rule).
    ++ Update the APP Plus quality measure set (section III.G.3.f. of 
this proposed rule).
     Revise Shared Savings Program CEHRT use requirements 
(section III.G.4. of this proposed rule).
    ++ Simplify Shared Savings Program CEHRT use requirements (section 
III.G.4.b. of this proposed rule).
    -- Meet Shared Savings Program CEHRT use requirement by reporting 
at least one ACO-reported measure through the eCQMs or Medicare eCQMs 
collection types (section III.G.4.b.(1) of this proposed rule).
    -- Meet Shared Savings Program CEHRT use requirements by attesting 
to using FHIR capabilities in certified health IT to support reporting 
of at least one of the five ACO-reported measures (section 
III.G.4.b.(2) of this proposed rule).
    -- Meet Shared Savings Program CEHRT use requirements by attesting 
to one of the three ACO CEHRT use metrics (section III.G.4.b.(3) of 
this proposed rule).
    -- Revise public reporting requirements (section III.G.4.b.(4) of 
this proposed rule).
    -- Require compliance with Shared Savings Program CEHRT use 
requirements (section III.G.4.b.(5) of this proposed rule).
    -- Confirm no impact on current Shared Savings Program quality or 
MIPS scoring policies or process (section III.G.4.b.(6) of this 
proposed rule).
    ++ Request information on applying electronic prior authorization 
measures to Shared Savings Program ACOs (section III.G.4.c. of this 
proposed rule).
     Revise policies for the Shared Savings Program's financial 
methodology, including the following (section III.G.5. of this proposed 
rule):
    ++ Propose changes to the Shared Savings Program financial 
methodology to encourage additional savings in two-sided risk (section 
III.G.5.c. of this proposed rule):
    -- Increase the sharing rate under Level E of the BASIC track 
(section III.G.5.c.(1) of this proposed rule).
    -- Reduce the maximum weight on the regional adjustment for ACOs 
under the ENHANCED track (section III.G.5.c.(2) of this proposed rule) 
for ACOs that are lower spending compared to their regional service 
area.
    ++ Increase the prior savings adjustment by increasing the scaling 
factor (section III.G.5.d. of this proposed rule).
    ++ Risk adjust the 5 percent cap on upward adjustments to the 
historical benchmark (section III.G.5.e. of this proposed rule).
    ++ Incentivize new participation through a growth adjustment to the 
historical benchmark (section III.G.5.f. of this proposed rule).
    ++ Reform the Accountable Care Prospective Trend (ACPT) component 
of the benchmark update factor (section III.G.5.g. of this proposed 
rule).
     Increase beneficiary engagement by allowing ACOs to reduce 
or eliminate Part B cost sharing for beneficiaries (section III.G.6.a. 
of this proposed rule), and discontinue availability of the option for 
prepaid shared savings (section III.G.6.b. of this proposed rule).
     Modify the calculation methodology for setting quarterly 
advance investment payment amounts and revise the terminology on 
allowable uses of advance investment payments (section III.G.7. of this 
proposed rule).
     Revise the approach to determining whether an ACO is 
experienced or inexperienced with performance-based risk Medicare ACO 
initiatives (section III.G.8. of this proposed rule).
     Modify Shared Savings Program beneficiary notification 
requirements (section III.G.9. of this proposed rule):
    ++ Revise distribution timing of standardized written notices 
(section III.G.9.b.(1) of this proposed rule).

[[Page 44018]]

    ++ Remove the beneficiary follow-up notice (section III.G.9.b.(2) 
of this proposed rule).
    Additionally, in section II.D. of this proposed rule there is a 
proposal to replace office/outpatient evaluation and management (O/O E/
M) visit complexity add-on code, HCPCS code G2211 with modifiers that 
would allow for differential payment for ACO participants.
    Finally, we are requesting information on potential future policy 
developments, including: (1) the transition to Fast Healthcare 
Interoperability Resources[supreg]-based quality measurement in the 
Shared Savings Program (section II.E. of this proposed rule); (2) 
potential approaches to more effectively integrate and meaningfully 
engage specialty care in the Shared Savings Program (section III.G.10. 
of this proposed rule); and (3) potential approaches to introducing 
primary care--focused capitated payment arrangements in the Shared 
Savings Program (section II.E. of this proposed rule).
    Taken together, the Shared Savings Program proposals in this 
proposed rule are projected to reduce Trust Fund expenditures by $5.5 
billion in total through the end of the 10-year period 2027 through 
2036, ranging from approximately $8.9 billion lower spending at the 
10th percentile to $2.3 billion lower spending at the 90th percentile, 
as described in the Regulatory Impact Analysis in section VII. of this 
proposed rule.
    Certain policies, including both existing policies and proposed new 
policies described in this proposed rule, rely upon the authority 
granted in section 1899(i)(3) of the Act to use other payment models 
that the Secretary determines will improve the quality and efficiency 
of items and services furnished under the Medicare program, and that do 
not result in program expenditures greater than those that would result 
under the statutory payment model. The following proposals require the 
use of our authority under section 1899(i) of the Act: modifications to 
the ACPT component of the three-way blended benchmark update factor 
(described in section III.G.5.g. of this proposed rule); discontinuing 
availability of the option for prepaid shared savings (described in 
section III.G.6.b. of this proposed rule); and changes to the 
calculation methodology for quarterly advance investment payments 
(described in section III.G.7. of this proposed rule). As described in 
the Regulatory Impact Analysis in section VII. and elsewhere in this 
proposed rule, these proposed changes to the Shared Savings Program are 
expected to improve the quality and efficiency of care under the 
Medicare program and are not expected to result in a situation in which 
the payment methodology under the Shared Savings Program, including all 
policies we have adopted under the authority of section 1899(i) of the 
Act, results in more spending under the program than would have 
resulted under the statutory payment methodology in section 1899(d) of 
the Act.
    We will continue to reexamine this projection in the future to 
ensure that an alternative payment model does not result in additional 
program expenditures and so continues to satisfy the requirement under 
section 1899(i)(3)(B) of the Act. If we later determine that the 
payment model that includes policies established under section 
1899(i)(3) of the Act no longer meets this requirement, we will 
undertake notice and comment rulemaking to adjust the payment model to 
ensure continued compliance with the statutory requirements.
d. PY 2027 Application Cycle Flexibility
    Some of the proposed financial methodology changes described in 
section III.G. of this proposed rule, if finalized, may be 
consequential for ACOs' decisions to enter an agreement period under 
Level E of the BASIC track or the ENHANCED track. We anticipate a 
significant number of renewal applications for the January 1, 2027 
agreement period start date. There are currently 96 ACOs that entered 
an agreement period beginning on January 1, 2022, that would need to 
apply to renew to continue their participation in the Shared Savings 
Program by entering an agreement period beginning on January 1, 2027. 
Considering the timing of CY PFS rulemaking and the Shared Savings 
Program application cycle for the January 1, 2027 start date (occurring 
in CY 2026), ACO applicants would have notice of the proposed changes 
after the deadline for submitting their applications to continue their 
participation. Additionally, under a previously established timeline 
for application actions and deadlines, the application cycle would 
require ACO applicants to finalize their selection of track/level of 
participation by early September 2026,\213\ which is before the CY 2027 
PFS final rule will likely be issued. ACO applicants will have to make 
their final selection between the BASIC track and ENHANCED track before 
the CY 2027 PFS rule is finalized. To mitigate the potential impact on 
ACO applicants in making their final selection of track/level of 
participation in the Shared Savings Program, we anticipate providing 
ACOs applying for an agreement start date of January 1, 2027, with a 
time limited opportunity to change their final selection between the 
BASIC track and ENHANCED track (if eligible). We also note that an ACO 
applicant that has not submitted an application for a January 1, 2027 
agreement start date as of the date of display of this proposed rule 
that wishes to enter a new agreement in the Shared Savings Program, may 
apply to enter a new agreement period beginning on January 1, 2028 
during the application cycle occurring in CY 2027.
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    \213\ See CMS, Medicare Shared Savings Program, ``Key 
Application Actions and Deadlines For Agreement Periods Beginning on 
February 1, 2027'', available at https://www.cms.gov/files/document/
X EIkey-application-actions-deadlines.pdf.
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2. Beneficiary Assignment Methodology
a. Proposed Modifications to the Shared Savings Program Assignment 
Methodology
(1) Background
    Under section 1899(b)(2)(A) of the Act, an ACO must ``be willing to 
become accountable for the quality, cost, and overall care of the 
Medicare fee-for-service beneficiaries assigned to it.'' As defined in 
section 1899(h)(3) of the Act and in the Shared Savings Program's 
regulations at Sec.  425.20, the term ``Medicare fee-for-service 
beneficiary'' means an individual who is enrolled in the original 
Medicare FFS program under Parts A and B and is not enrolled in a 
Medicare Advantage (MA) plan under Part C, an eligible organization 
under section 1876 of the Act, or a Program of All-Inclusive Care for 
the Elderly (PACE) program under section 1894 of the Act. Section 
1899(c)(1) of the Act, as amended by the 21st Century Cures Act (Pub. 
L. 114-255) and the Bipartisan Budget Act of 2018 (Pub. L. 115-123), 
provides that the Secretary shall determine an appropriate method to 
assign Medicare FFS beneficiaries to an ACO based on their utilization 
of primary care services provided by physicians in the ACO who are ACO 
professionals and, in the case of PYs beginning on or after January 1, 
2019, services provided by a Federally Qualified Health Center (FQHC) 
or Rural Health Clinic (RHC). In the context of the Shared Savings 
Program, ``assignment'' (as defined in Sec.  425.20) refers to an 
operational process by which we determine whether a beneficiary has 
chosen to receive a sufficient level of certain primary care services 
from physicians and other health care practitioners associated with a 
specific ACO so that the ACO may be

[[Page 44019]]

appropriately designated as exercising basic responsibility for that 
beneficiary's care during a given benchmark year or PY.\214\ We refer 
to the process by which we determine assignment under section 
1899(c)(1) of the Act as ``claims-based assignment''.
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    \214\ As we have explained in earlier rulemaking (see 88 FR 
79136; see also 76 FR 67851, and 83 FR 67863), the term 
``assignment'' for purposes of the Shared Savings Program in no way 
implies any limits, restrictions, or diminishment of the rights of 
Medicare FFS beneficiaries to exercise freedom of choice in the 
physicians and other health care practitioners from whom they 
receive covered services.
---------------------------------------------------------------------------

    Further, under section 1899(c)(2)(B) of the Act, a non-claims-based 
process for voluntary alignment applies to all Shared Savings Program 
ACOs and is used to supplement claims-based assignment. In accordance 
with section 1899(c)(2)(B)(iii) of the Act, voluntary alignment 
supersedes claims-based assignment.
    The regulations governing the assignment methodology under the 
Shared Savings Program, with provisions on claims-based assignment and 
voluntary alignment, are in 42 CFR part 425, subpart E. In the sections 
that follow we provide additional regulatory background about the 
Shared Savings Program's stepwise claims-based assignment methodology 
(section III.G.2.a.(1)(a) of this proposed rule) and criteria based on 
Medicare enrollment status that we use to determine a beneficiary's 
eligibility for assignment (section III.G.2.a.(1)(b) of this proposed 
rule), provide an overview of assignment-based program operations 
(section III.G.2.a.(1)(c) of this proposed rule), and describe 
beneficiaries excluded from the assigned population under the current 
assignment methodology (section III.G.2.a.(1)(d) of this proposed 
rule).
(a) Background on Step-wise Assignment Methodology
    As we have described in the CY 2024 PFS final rule (88 FR 79136), 
under claims-based assignment, we determine a Medicare FFS beneficiary 
is assigned to an ACO if the beneficiary meets the criteria in Sec.  
425.401(a) to be eligible for assignment to an ACO, and the 
beneficiary's utilization of primary care services \215\ meets the 
criteria established under the assignment methodology specified in 
Sec.  425.402 (specifying the basic assignment methodology) and Sec.  
425.404 (specifying special assignment conditions for ACOs including 
FQHCs and RHCs). Section 425.402 specifies a step-wise assignment 
methodology for determining an ACO's assigned beneficiary population 
based on beneficiaries' use of primary care services. Section 
425.402(b) of the Shared Savings Program regulations specifies the 
step-wise methodology we use to assign Medicare FFS beneficiaries to an 
ACO based on available claims information, for PY 2016 and subsequent 
PYs. In accordance with Sec.  425.404(b), for PYs starting on January 
1, 2019, and subsequent PYs, under the assignment methodology in Sec.  
425.402, we treat a service reported on an FQHC or RHC claim as a 
primary care service performed by a primary care physician.
---------------------------------------------------------------------------

    \215\ As described in section III.G.2.b. of this proposed rule, 
we define primary care services for purposes of the Shared Savings 
Program in Sec.  425.20 as a set of services identified by HCPCS 
codes and CPT codes, as specified under Sec.  425.400(c).
---------------------------------------------------------------------------

    The Shared Savings Program step-wise assignment process is offered 
in two similar, but distinct, claims-based assignment methodologies: 
prospective assignment as specified under Sec.  425.400(a)(3); and 
preliminary prospective assignment with retrospective reconciliation as 
specified under Sec.  425.400(a)(2). Consistent with the requirements 
of section 1899(c)(2)(A) of the Act, we offer all Shared Savings 
Program ACOs the opportunity to select their assignment methodology 
annually, starting with agreement periods beginning on July 1, 2019, in 
accordance with Sec. Sec.  425.400(a)(4)(ii) and 425.226(a)(1). We use 
the same step-wise assignment methodology under Sec.  425.402 to assign 
beneficiaries to ACOs under prospective assignment and ACOs under 
preliminary prospective assignment with retrospective reconciliation.
    The step-wise assignment methodology was initially established with 
the November 2011 final rule and was modified through subsequent 
rulemaking. For a discussion of the relevant background and related 
considerations, we refer readers to the November 2011 final rule (76 FR 
67853 through 67858), June 2015 final rule (see 80 FR 32699 through 
32701, and 32748 through 32755), CY 2023 PFS final rule (87 FR 69825 
through 69829), and the CY 2024 PFS final rule (88 FR 79136 through 
79163). We have detailed how we perform claims-based assignment in 
programmatic material, including publicly available specifications 
documents. See, for example, Medicare Shared Savings Program, ``Shared 
Savings and Losses, Assignment and Quality Performance Standard 
Methodology Specifications'' (April 2026, Version #14), available at 
https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0 (Section 2.3 Claims-Based Assignment).
    In the discussion that follows, we first describe our use of the 
ACO participant list to identify primary care services billed by ACO 
professionals and CMS certification numbers (CCNs) used in the 
assignment methodology, and then we describe the steps of the claims-
based assignment process.
(i) Use of ACO Participant List To Identify Primary Care Services 
Billed by ACO Professionals and CCNs Used in Assignment Calculations
    As we described in the CY 2023 PFS final rule (87 FR 69825), under 
the Shared Savings Program, ACOs are accountable for the quality, cost, 
and overall care of the Medicare FFS beneficiaries that are assigned to 
the ACO (Sec.  425.100(a)). ACOs are formed by one or more ``ACO 
participants,'' which are responsible for managing and coordinating 
care for the assigned beneficiary population. The Shared Savings 
Program regulations define ``ACO participant'' at Sec.  425.20 as an 
entity identified by a Medicare-enrolled billing Taxpayer 
Identification Number (TIN) through which one or more ``ACO providers/
suppliers'' (as defined at Sec.  425.20) bill Medicare, that alone or 
together with one or more other ACO participants compose an ACO, and 
that is included on the list of ACO participants that is required under 
Sec.  425.118 (herein ``ACO participant list''). An ``ACO provider/
supplier'' is an individual or entity that: (1) is a provider (as 
defined at Sec.  400.202) or supplier (as defined at Sec.  400.202); 
(2) is enrolled in Medicare; (3) bills for items and services furnished 
to Medicare FFS beneficiaries during the agreement period under a 
Medicare billing number assigned to the TIN of an ACO participant in 
accordance with applicable Medicare regulations; and (4) is included on 
the list of ACO providers/suppliers that is required under Sec.  
425.118 (herein ``ACO provider/supplier list'').\216\ We require each 
ACO to execute contractual agreements with each of its ACO participants 
(``ACO participant agreements''), to ensure that the ACO participant 
and each ACO provider/supplier billing through the TIN of the ACO 
participant agree to the requirements of the Shared Savings Program 
(see 87 FR 69825, and see also Sec.  425.116).
---------------------------------------------------------------------------

    \216\ For additional background on development and maintenance 
of the ACO provider/supplier list, we refer readers to the CY 2023 
PFS final rule at 87 FR 69826.
---------------------------------------------------------------------------

    As we explained in the CY 2023 PFS final rule (87 FR 69825 through 
69826),

[[Page 44020]]

under Sec.  425.118(a), an ACO must maintain, update, and submit to us 
an accurate and complete list identifying each ACO participant 
(including its Medicare-enrolled TIN) and each ACO provider/supplier 
(including its National Provider Identifier (NPI), CCN, or other 
identifier). More specifically, an ACO must submit a draft ACO 
participant list before the start of an agreement period and before 
each performance year thereafter. In accordance with Sec.  
425.118(a)(3), the ACO must certify the accuracy of its ACO participant 
list before the start of its agreement period and before each 
performance year thereafter. An ACO must maintain and periodically 
update its ACO participant list. For additional background on 
development and maintenance of the ACO participant list we refer 
readers to the CY 2023 PFS final rule at 87 FR 69826, and CY 2026 PFS 
final rule at 90 FR 49775 through 49778.
    More generally, in accordance with Sec.  425.102(a), an ACO may be 
formed from the following ACO participants or combinations of ACO 
participants: (1) ACO professionals in group practice arrangements; (2) 
networks of individual practices of ACO professionals; (3) partnerships 
or joint venture arrangements between hospitals and ACO professionals; 
(4) hospitals employing ACO professionals; (5) Critical Access 
Hospitals (CAHs) that bill under Method II (as described in Sec.  
413.70(b)(3)); (6) RHCs; (7) FQHCs; and (8) teaching hospitals that 
have elected under Sec.  415.160 to receive payment on a reasonable 
cost basis for the direct medical and surgical services of their 
physicians (herein referred to as electing teaching amendment (ETA) 
hospitals).
    Under Sec.  425.20, ``ACO professional'' is defined to mean an 
individual who is Medicare-enrolled and bills for items and services 
furnished to Medicare FFS beneficiaries under a Medicare billing number 
assigned to the TIN of an ACO participant in accordance with applicable 
Medicare regulations and who is either of the following: (1) a 
physician legally authorized to practice medicine and surgery by the 
State in which he or she performs such function or action; or (2) a 
practitioner who is a physician assistant (PA), a nurse practitioner 
(NP), or a clinical nurse specialist (CNS).\217\ As detailed in section 
III.G.2.a.(1)(ii) of this proposed rule, the stepwise assignment 
methodology considers primary care services furnished by the following 
ACO professionals: primary care physicians (as defined in Sec.  
425.20), physicians with specialty designations included in Sec.  
425.402(c), and non-physician ACO professionals (NPs, PAs, CNSs) 
(herein collectively referred to as ``ACO professionals used in 
assignment'' for brevity).
---------------------------------------------------------------------------

    \217\ Sometimes we refer to NPs, PAs, and CNSs who are ACO 
professionals in the ACO as ``non-physician ACO professionals''.
---------------------------------------------------------------------------

    Under the claims-based assignment process we identify allowed 
charges for a beneficiary's primary care services received in an ACO 
(furnished by ACO professionals used in assignment billing through the 
TIN of an ACO participant or an FQHC, RHC, Method II CAH, or ETA 
hospital identified by a CCN enrolled under the TIN of an ACO 
participant), in any other ACO, or other individual practitioners, or 
groups of practitioners identified by Medicare-enrolled billing TINs or 
CCNs that are not participating in the Shared Savings Program. We use 
the ACO participant list certified by the ACO to identify ACO 
professionals used in assignment that are billing primary care 
services, and to identify CCNs enrolled under the TIN of an ACO 
participant, for purposes of performing claims-based assignment for the 
PY, and, if applicable, assignment for the ACO's benchmark years in the 
case of establishing or adjusting the ACO's historical benchmark under 
subpart G (see Sec.  425.652(a)).
    We use different approaches to identifying primary care services 
furnished by ACO professionals and CCNs enrolled under the TIN of an 
ACO participant. Because of the billing relationship between an ACO 
professional and an ACO participant, any claims for primary care 
services billed by an ACO professional through the TIN of an ACO 
participant would be used for assignment. We note that operationally we 
identify an ACO professional based on the physician's or non-physician 
practitioner's NPI. As we explained in the CY 2023 PFS final rule (87 
FR 69826), for purposes of beneficiary assignment, we identify claims 
for services furnished by Method II CAHs, ETA hospitals, FQHCs, and 
RHCs using the CCN assigned to the facility. Section 425.402(f) 
includes provisions on how we identify services furnished by FQHCs, 
RHCs, Method II CAHs, and ETA hospitals, based on CCNs enrolled under 
the TIN of an ACO participant, for purposes for beneficiary assignment 
for PY 2023 and subsequent PYs. Under this approach, we use the 
Provider Enrollment, Chain, and Ownership System (PECOS) to determine 
the CCNs for all FQHCs, RHCs, Method II CAHs, and ETA hospitals 
enrolled under the TIN of an ACO participant prior to the start of 
performance year, and periodically during the performance year, and 
account for changes in CCN enrollment status during the PY.\218\ We 
also note that the claims data used for assignment for FQHCs, RHCs, 
Method II CAHs, and ETA hospitals are limited to outpatient facility 
claims, and have specified in program specifications additional steps 
we use to identify data on outpatient facility claims for these four 
provider types.\219\
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    \218\ We refer readers to the discussion in the CY 2023 PFS 
final rule at 87 FR 69825 through 69829.
    \219\ See Medicare Shared Savings Program, ``Shared Savings and 
Losses, Assignment and Quality Performance Standard Methodology 
Specifications'' (April 2026, Version #14), available at https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0 
(Appendix D: Outpatient Facility Claims Used in Beneficiary 
Assignment).
---------------------------------------------------------------------------

    As specified in Sec.  425.306, each ACO participant that submits 
claims for services used to determine the ACO's assigned population 
under subpart E of part 425 must be exclusive to one Shared Savings 
Program ACO. In initially establishing exclusivity requirements for ACO 
participants in the November 2011 final rule (76 FR 67811), we 
explained that individual NPIs are free to participate in multiple ACOs 
if they bill under several different TINs. We explained that when 
providers whose services are the basis of assignment bill under two or 
more TINs, each TIN would be exclusive to only one ACO, assuming both 
TINs have both joined as participants, but the provider billing under 
the TINs would not have to be exclusive to one ACO. In the February 
2016 proposed rule (81 FR 5824, 5849), we recognized there may be cases 
where a beneficiary is receiving primary care services from ACO 
participants in multiple ACOs or from both ACO participants and non-ACO 
providers and suppliers. We explained that in such cases, the 
composition of each ACO is important in determining whether the 
beneficiary is assigned to an ACO at all, and in determining to which 
ACO (among several) the beneficiary may be assigned. As we explained in 
the CY 2023 PFS final rule (87 FR 69828), our policies for accounting 
for changes in CCN enrollment status, for identifying services 
furnished by FQHCs, RHCs, Method II CAHs, and ETA hospitals for 
purposes of beneficiary assignment, reflect our operational approach to 
treat CCNs in a similar fashion to ACO participant TINs and not allow a 
CCN to switch between ACOs during the performance year (see Sec.  
425.402(f)(3)(iii)). In earlier

[[Page 44021]]

rulemaking, we have not more generally sought to address the impact on 
assignment of an ACO professional used in assignment (NPI) billing 
primary care services for a beneficiary through an ACO participant TIN 
and non-ACO TIN, and related policy considerations.
(ii) Steps of the Claims-Based Assignment Process
    In each step of the claims-based assignment process, we determine 
whether the allowed charges for a beneficiary's primary care services 
in an ACO are greater than allowed charges for the beneficiary's 
primary care services in any other ACO, or other individual 
practitioners, or groups of practitioners identified by Medicare-
enrolled billing TINs or CCNs that are not participating in the Shared 
Savings Program (that is, a non-ACO individual or group TIN or non-ACO 
CCN). In doing so, we determine which ACO or non-ACO entity provided a 
beneficiary's plurality of allowed charges for primary care services 
for purposes of assignment. Herein, for brevity, we sometimes refer to 
this stage of the assignment process as ``plurality competition''.\220\
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    \220\ We have infrequently made references to ``competition'' in 
claims-based assignment in earlier rulemaking. See, for example, 85 
FR 84790 (in describing observations based on internal analysis of 
the rate at which beneficiaries are assigned to an ACO and 
subsequently not assigned to that ACO), and 89 FR 98197 through 
98198 (in generally referring to the ACOs included in the claims-
based assignment competition).
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    To follow is a summary of the steps used in the claims-based 
assignment methodology under Sec.  425.402(b):
    In accordance with Sec.  425.402(b)(1), as a ``pre-step'' to the 
first and second step of the claims-based assignment process, CMS 
identifies all beneficiaries who had at least one primary care service 
during the applicable assignment window \221\ with a physician who is 
an ACO professional in the ACO and who is a primary care physician as 
defined under Sec.  425.20 or has one of the primary specialty 
designations specified in Sec.  425.402(c). This pre-step is designed 
to satisfy the statutory requirement under section 1899(c)(1) of the 
Act that beneficiaries be assigned to an ACO based on their use of 
primary care services furnished by physicians participating in the ACO. 
Beneficiaries who meet the pre-step requirement are then assigned to an 
ACO through either the first or second step of the assignment 
methodology specified in Sec.  425.402(b)(3) and (b)(4).
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    \221\ As defined in Sec.  425.20, ``assignment window'' means 
the 12-month period used to assign beneficiaries to an ACO, or to 
identify assignable beneficiaries, or both. As we explained in the 
CY 2024 PFS final rule (88 FR 79137, see also 83 FR 67860), the 
assignment window for ACOs under prospective assignment is a 12-
month period offset from the calendar year (for example, October 
through September preceding the calendar year), while for ACOs under 
preliminary prospective assignment with retrospective 
reconciliation, the assignment window is the 12-month period based 
on the calendar year.
---------------------------------------------------------------------------

    As described in Sec.  425.402(b)(2), for beneficiaries who meet the 
pre-step requirement under Sec.  425.402(b)(1), CMS identifies all 
primary care services furnished by ACO professionals of that ACO who 
are primary care physicians as defined under Sec.  425.20, non-
physician ACO professionals, and physicians with specialty designations 
included in Sec.  425.402(c) during the applicable assignment window. 
This provision reflects an operational step necessary to identify the 
sum of allowed charges for primary care services for a beneficiary 
received in an ACO (furnished by ACO professionals used in assignment 
billing through the TIN of an ACO participant or CCNs enrolled under 
the TIN of an ACO participant), as compared to any other ACO, non-ACO 
CCN, or non-ACO individual or group TIN, for determining the outcome of 
the plurality competition under step 1 and step 2 of the assignment 
methodology.
    Under the first step of the assignment process, specified at Sec.  
425.402(b)(3), a beneficiary who is eligible for assignment and meets 
the pre-step requirement is assigned to an ACO if the allowed charges 
for primary care services furnished to the beneficiary during the 
assignment window by primary care physicians who are ACO professionals 
and non-physician ACO professionals in the ACO are greater than the 
allowed charges for primary care services furnished during the 
assignment window by primary care physicians, NPs, PAs, or CNSs who are 
ACO professionals in any other ACO, or not affiliated with any ACO and 
identified by a Medicare-enrolled billing TIN (that is, a non-ACO CCN, 
or non-ACO individual or group TIN).
    The second step of the assignment methodology, specified at Sec.  
425.402(b)(4), applies to the remainder of the beneficiaries who are 
eligible for assignment and meet the pre-step requirement, who have not 
had a primary care service rendered during the assignment window by any 
primary care physician, NP, PA, or CNS, either inside or outside the 
ACO. The beneficiary will be assigned to an ACO if the allowed charges 
for primary care services furnished to the beneficiary during the 
assignment window by physicians who are ACO professionals with 
specialty designations specified in Sec.  425.402(c) are greater than 
the allowed charges for primary care services furnished during the 
assignment window by physicians with such specialty designations who 
are ACO professionals in any other ACO, or who are unaffiliated with an 
ACO and are identified by a Medicare-enrolled billing TIN (that is, a 
non-ACO CCN, or non-ACO individual or group TIN).
    For PY 2025 and subsequent PYs, as specified in Sec.  
425.402(b)(5), we employ a third step to assign eligible Medicare FFS 
beneficiaries who are not identified by the ``pre-step'' criterion 
specified under Sec.  425.402(b)(1). In this step, we identify all 
beneficiaries who had at least one primary care service with a non-
physician ACO professional in the ACO during the applicable assignment 
window, and had at least one primary care service with a physician who 
is an ACO professional in the ACO and who is a primary care physician 
or who has one of the primary specialty designations included in Sec.  
425.402(c) during the applicable expanded window for assignment (see 
Sec.  425.402(b)(5)(i) through (ii)).\222\ As described in Sec.  
425.402(b)(5)(iii), for a beneficiary meeting the aforementioned 
criteria in Sec.  425.402(b)(5)(ii), we identify all primary care 
services furnished by ACO professionals in the ACO who are primary care 
physicians, non-physician ACO professionals, and physicians with 
specialty designations included in Sec.  425.402(c) during the 
applicable expanded window for assignment. The identification of 
primary care services described in Sec.  425.402(b)(5)(iii) serves as 
an operational step which is similar to the step described in Sec.  
425.402(b)(2). This operational step is necessary to identify the sum 
of allowed charges for primary care services for a beneficiary received 
in an ACO (furnished by ACO professionals used in assignment billing 
through the TIN of an ACO participant or CCNs enrolled under the TIN of 
an ACO participant), as compared to any other ACO, non-ACO CCN, or non-
ACO individual or group TIN, for determining the outcome of the 
plurality competition under step 3.
---------------------------------------------------------------------------

    \222\ As defined in Sec.  425.20, ``expanded window for 
assignment'' means the 24-month period used to assign beneficiaries 
to an ACO, or to identify assignable beneficiaries, or both that 
includes the applicable 12-month assignment window and the preceding 
12 months.
---------------------------------------------------------------------------

    In accordance with Sec.  425.402(b)(5)(iv), a beneficiary 
identified in Sec.  425.402(b)(5)(ii) who is eligible for assignment is 
assigned to an ACO if the allowed charges for primary care services 
furnished to the beneficiary by ACO professionals in the ACO who are 
primary care physicians, physicians with specialty designations 
included in

[[Page 44022]]

Sec.  425.402(c), or non-physician ACO professionals during the 
applicable expanded window for assignment are greater than the allowed 
charges for primary care services furnished by primary care physicians, 
physicians with specialty designations included in Sec.  425.402(c), 
NPs, PAs, and CNSs who are ACO professionals in any other ACO, or not 
affiliated with any ACO and identified by a Medicare-enrolled billing 
TIN (that is, a non-ACO CCN, or non-ACO individual or group TIN).
    As previously described, under Sec.  425.402(b)(3), (b)(4), 
(b)(5)(iv), the plurality competition which occurs in each step of 
assignment compares allowed charges for primary care services furnished 
to a beneficiary by certain ACO professionals in an ACO with allowed 
charges for primary care services furnished by the same type of health 
care providers who are either (1) ACO professionals in any other ACO, 
or (2) not affiliated with any ACO and identified by a Medicare-
enrolled billing TIN. Under the existing provisions, for purposes of 
plurality competition, we attribute to a non-ACO TIN the allowed 
charges for primary care services for a beneficiary furnished by an ACO 
professional that are billed through the non-ACO TIN. In determining 
the outcome of plurality competition for a beneficiary we consider 
both: (1) allowed charges for primary care services for the beneficiary 
received inside the ACO (furnished by an ACO professional or FQHC, RHC, 
Method II CAH or ETA hospital that has enrolled under the TIN of an ACO 
participant), and (2) allowed charges for primary care services for the 
same beneficiary being billed by the same ACO professional outside the 
ACO to a non-ACO TIN. As a result, a beneficiary may be identified as 
receiving the plurality of their primary care services outside an ACO 
based on a difference in the TIN to which the services are being billed 
by their health care provider who is an ACO professional used in 
assignment. Under these circumstances, when the plurality of allowed 
charges for primary care services is attributed to a non-ACO TIN, the 
ACO whose ACO professionals are furnishing services to the beneficiary 
would not be held accountable for the beneficiary's quality and cost of 
care.
(b) Background on Criteria Based on Medicare Enrollment Status Use To 
Identify Beneficiaries Eligible for Assignment and the Assignable 
Beneficiary Population
    With the June 2015 final rule (see 80 FR 32743 through 32746, 32774 
through 32775, and 32840 through 32841), we added Sec.  425.401, 
establishing criteria for a beneficiary to be assigned to an ACO, which 
included assignment eligibility criteria under Sec.  425.401(a), and 
exclusion criteria for prospectively assigned beneficiaries under Sec.  
425.401(b).\223\ These criteria included requirements based on a 
beneficiary's Medicare enrollment status. Additional background on 
considerations in establishing the assignment eligibility criteria and 
prospective assignment exclusion criteria based on Medicare enrollment 
status is provided in section III.G.2.a.(2)(b) of this proposed rule.
---------------------------------------------------------------------------

    \223\ We also refer readers to the related discussion in the 
proposed rule entitled ``Medicare Program; Medicare Shared Savings 
Program: Accountable Care Organizations'', which appeared in the 
December 8, 2014 Federal Register (79 FR 72760, 72790 through 72792, 
and 72811).
---------------------------------------------------------------------------

    In subsequent rulemaking, we finalized amendments to Sec.  
425.401(b) introductory text, to apply the prospective assignment 
exclusion criteria in determining beneficiaries that would remain 
prospectively assigned at the end of CY 2019 to an ACO participating in 
a 6-month PY or performance period during 2019. Refer to the CY 2019 
PFS final rule at 83 FR 59946 through 59947, and 60093; and the 
December 2018 final rule at 83 FR 67951, and 68069. We note that the 
criteria for determining a beneficiary's eligibility for assignment 
under Sec.  425.401(a), and the prospective assignment exclusion 
criteria specified under Sec.  425.401(b)(1) through (3), have remained 
unchanged since being finalized with the June 2015 final rule.
    Currently, in accordance with Sec.  425.401(a), a beneficiary may 
be assigned to an ACO under the assignment methodology in Sec. Sec.  
425.402 and 425.404, for a performance or benchmark year, if the 
beneficiary meets all of the following criteria during the assignment 
window:
    (1) Has at least 1 month of Part A and Part B enrollment, and does 
not have any months of Part A only or Part B only enrollment.
    (2) Does not have any months of Medicare group (private) health 
plan enrollment.
    (3) Is not assigned to any other Medicare shared savings 
initiative.
    (4) Lives in the United States (U.S.) or U.S. territories and 
possessions, based on the most recent available data in our beneficiary 
records regarding the beneficiary's residence at the end of the 
assignment window.
    If a beneficiary meets the above criteria, and then is assigned to 
an ACO that is participating under prospective assignment, the 
beneficiary may be later excluded from the ACO's prospective assignment 
list if they no longer meet these eligibility criteria. In accordance 
with Sec.  425.401(b), a beneficiary is excluded from the prospective 
assignment list of an ACO that is participating under prospective 
assignment under Sec.  425.400(a)(3) at the end of a performance or 
benchmark year and quarterly during each PY consistent with Sec.  
425.400(a)(3)(ii), if the beneficiary meets any of the following 
criteria during the performance or benchmark year: \224\
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    \224\ We note the introductory text of Sec.  425.401(b) includes 
a reference to applicability of the prospective assignment exclusion 
criteria for determining assignment to ACOs participating under a 6-
month performance year or performance period during CY 2019, under 
Sec.  425.609(b)(1)(ii) and (c)(1)(ii).
---------------------------------------------------------------------------

    (1) Does not have at least 1 month of Part A and Part B enrollment, 
and has any months of Part A only or Part B only enrollment.
    (2) Has any months of Medicare group (private) health plan 
enrollment.
    (3) Did not live in the U.S. or U.S. territories and possessions, 
based on the most recent available data in our beneficiary records 
regarding the beneficiary's residency at the end of the year.
    We have also applied the eligibility criteria established at Sec.  
425.401(a) and the prospective assignment exclusion criteria at Sec.  
425.401(b) in determining whether a beneficiary is eligible to be 
assigned to an ACO through voluntary alignment. We refer readers to 
discussions in earlier rulemaking (see 81 FR 80501 through 80510, 83 FR 
59959 through 59964, and 89 FR 98097 through 98101), on the 
establishment of and modifications to these policies. With the CY 2025 
PFS final rule (89 FR 98097 through 98101), we finalized the voluntary 
alignment policies applicable for PY 2025 and subsequent PYs under 
Sec.  425.402(e)(2)(iii).
    In accordance with Sec.  425.402(e)(2)(iii)(A), among other 
conditions that must be satisfied for a beneficiary to be prospectively 
assigned to an ACO through voluntary alignment for PY 2025 and 
subsequent PYs, the beneficiary must meet the eligibility criteria 
established at Sec.  425.401(a), and must not be excluded by the 
criteria at Sec.  425.401(b). Further, as specified under Sec.  
425.402(e)(2)(iii)(A), the exclusion criteria at Sec.  425.401(b) apply 
for purposes of determining beneficiary eligibility for voluntary 
alignment to an ACO based on the beneficiary's designation of an ACO 
professional as responsible for coordinating their overall care under 
Sec.  425.402(e), regardless of the ACO's assignment methodology 
selection under Sec.  425.226(a)(1).

[[Page 44023]]

    There is currently asymmetry in the requirements used to identify 
the ACO assigned population under criteria in Sec.  425.401 based on 
Medicare enrollment status, and the broader ``assignable beneficiary'' 
population (as defined in Sec.  425.20), used in determining factors 
based on national and regional Medicare FFS expenditures.\225\ As we 
have explained in earlier rulemaking, the assignable population is a 
subset of the larger population of Medicare FFS beneficiaries (see, for 
example, 88 FR 79138). Under our operational approach to identifying 
the assignable beneficiary population, we require that the beneficiary 
have at least 1 month of Part A and Part B enrollment and no Medicare 
group health plan enrollment (including MA) during that same month 
during the applicable 12-month assignment window. In comparison, for a 
beneficiary to be eligible to be assigned to an ACO under the criteria 
in Sec.  425.401(a)(1) through (2) the beneficiary must: (1) have at 
least 1 month of Part A and Part B enrollment, and not have any months 
of Part A only or Part B only enrollment during the assignment window; 
and (2) not have any months of Medicare group (private) health plan 
enrollment during the assignment window. As a result, beneficiaries 
with one or more month of Part A only or Part B only enrollment, or 
Medicare group health plan enrollment during the assignment window 
could be included in the assignable beneficiary population, while 
beneficiaries with such Medicare enrollment status are ineligible for 
assignment to an ACO.
---------------------------------------------------------------------------

    \225\ With the June 2016 final rule (see, for example, 81 FR 
37985 through 37989, and 38013), we finalized the definition for 
``assignable beneficiary'' under Sec.  425.20, which we subsequently 
amended with the CY 2024 PFS final rule (88 FR 79143 through 79144, 
and 79162 through 79163).
---------------------------------------------------------------------------

    With the June 2016 final rule (see 81 FR 37985 through 37989), we 
established the use of the assignable population, rather than the 
broader Medicare FFS population in certain financial calculations based 
on national and regional FFS expenditures. In the June 2016 final rule 
(81 FR 37961), we explained that this approach to use the assignable 
population ensured these calculations were based on beneficiaries that 
have some chance of being assigned to the ACO. We also clarified that 
some beneficiaries who meet the definition of ``assignable 
beneficiary'' will ultimately be excluded from assignment to an ACO for 
purposes of determining the ACO's benchmark year or PY expenditures 
because they fail to meet the assignment criteria specified under Sec.  
425.401(a). In subsequent rulemaking we have established policies to 
ensure alignment between the assigned and assignable populations \226\ 
or calculations based on these populations.\227\ However, we did not 
previously seek to address the differences in Medicare enrollment 
status of beneficiaries in the assignable population and the assigned 
population.
---------------------------------------------------------------------------

    \226\ We refer readers to the CY 2024 PFS final rule (88 FR 
79136 through 79163), in which we finalized use of an expanded 
window for assignment in both step 3 of the assignment methodology, 
and the definition of an assignable beneficiary, which we explained 
was necessary to maintain symmetry between the two approaches (see, 
for example, 88 FR 79158).
    \227\ We refer readers the CY 2023 PFS final rule (87 FR 69929 
through 69932), in which we finalized modifications to our 
methodology for calculating county FFS expenditures to provide for 
the use of separate assignment windows for ACOs depending on their 
selected assignment methodology, to address and protect against bias 
in the calculations.
---------------------------------------------------------------------------

(c) Overview of Assignment-Based Program Operations
    Various Shared Savings Program operations are based on the ACO's 
assigned population, or consider the size of the ACO's assigned 
population, as described in prior rulemaking (see, for example, 88 FR 
79137 through 79138). To follow is a summary of these policies, 
including references to proposed changes to Shared Savings Program 
policies elsewhere in section III.G. of this proposed rule.
    Various aspects of the Shared Savings Program's financial 
methodology under subpart G depend on the size or composition of the 
ACO's assigned population, including calculating the ACO's benchmark 
and performance year expenditures, and adjusting and updating the ACO's 
benchmark. For each performance year, we determine whether the 
estimated average per capita Medicare Parts A and B FFS expenditures 
for Medicare FFS beneficiaries assigned to the ACO are above or below 
the ACO's updated benchmark, to determine whether the ACO qualifies for 
a shared savings payment or is responsible for sharing losses with CMS 
(as applicable) (Sec. Sec.  425.605(a) and 425.610(a)). In computing an 
ACO's historical benchmark, we determine the per capita Parts A and B 
FFS expenditures for beneficiaries that would have been assigned to the 
ACO in any of the 3 most recent years prior to the start of the ACO's 
agreement period, in accordance with Sec.  425.652(a) and (c). In 
benchmark calculations, the assigned population is the basis for 
determining the ACO's regional service area used in calculating the 
two-way blend of national and regional growth rates applied in trending 
and updating the ACO's benchmark (Sec.  425.652(a)(5)(iv)-(v), and 
(b)(2)), and the regional adjustment to the benchmark (Sec.  425.656). 
The assigned population is also used in calculating a proration factor 
applied in the prior savings adjustment (Sec.  425.658(b)(3)), and in 
determining an ACO's eligibility for and the amount of the population 
adjustment to the historical benchmark (Sec.  425.662(b)). The average 
prospective HCC risk scores for the ACO's assigned beneficiaries are 
used to risk adjust the ACO's benchmark expenditures (Sec. Sec.  
425.652(a)(3) and (10); 425.605(a)(1); 425.610(a)(2)), and other 
benchmark calculations (see, for example, Sec.  425.656(b)(3) and (4) 
on calculating the regional adjustment, and Sec.  425.660(b)(4) on 
calculating the ACPT component of the three-way blended benchmark 
update factor). As another example, as described in section III.G.5.e 
of this proposed rule, we are proposing to risk adjust the 5 percent 
cap on upward adjustments to the benchmark, based on average CMS-HCC 
risk scores for the ACO's assigned beneficiary population. In addition, 
we use the size of the ACO's assigned population in other financial 
calculations, including: determining the MSR/MLR threshold based on the 
ACO's number of assigned beneficiaries (Sec. Sec.  425.605(b)(2)(i)(C) 
and 425.610(b)(1)(iii)); determining the eligibility of a low revenue 
ACO participating in the BASIC track for an opportunity to share in 
savings even if it does not meet the MSR (Sec.  425.605(h)); and 
determining the applicability of an alternative performance payment 
limit or loss recoupment limit for an ACO with fewer than 5,000 
assigned beneficiaries in any benchmark year (Sec. Sec.  425.605(i) and 
425.610(l)).
    The size of the ACO's assigned population is the basis for our 
determinations related to participation requirements and payment 
methodologies. For instance, we evaluate whether an ACO meets the 
requirement to have at least 5,000 assigned beneficiaries to be 
eligible to participate in the Shared Savings Program (Sec. Sec.  
425.110 and 425.600(h)(3)). We also use the ACO's number of assigned 
beneficiaries in repayment mechanism amount calculations (Sec.  
425.204(f)), and in determining expenditures based on the ACO's 
assigned population when identifying if the ACO is a high revenue or 
low revenue ACO (as defined under Sec.  425.20) for purposes of 
determining an ACO's eligibility for the Advance Investment Payment 
option (Sec.  425.630(b)(4)).
    The ACO's assigned population informs the amount of quarterly

[[Page 44024]]

advance investment payments (Sec.  425.630(b) and (f)) and prepaid 
shared savings (Sec.  425.640(f) and (h)) for eligible ACOs. Elsewhere 
in this proposed rule we are proposing to amend the quarterly advance 
investment payment calculation methodology (section III.G.7.) and 
discontinue availability of the option for prepaid shared savings 
(section III.G.6.b.).
    The assigned population is central to other programmatic areas, 
including quality and financial extreme and uncontrollable 
circumstances policies (see Sec.  425.512(c)(1)(i); see also Sec. Sec.  
425.605(f)(1)-(2) and 425.610(i)(1)-(2)), and CMS's provision of 
beneficiary-identifiable data and aggregate reports to ACOs under 
subpart H.
(d) Beneficiaries Excluded From the Assigned Population Under the 
Current Assignment Methodology Based on the Assignment Calculations and 
Medicare Enrollment Status
    As previously noted in the background discussion in section 
III.G.2.a.(1) of this proposed rule, current policies exclude 
beneficiaries from assignment when, for example, a non-ACO TIN is 
determined to provide the plurality of a beneficiary's primary care 
services as a result of ACO professionals billing primary care services 
for the beneficiary inside and outside the ACO, or when we determine a 
beneficiary is ineligible for assignment based on Medicare enrollment 
status. Our estimates, based on simulations using PY 2024 data, suggest 
the former leads to approximately 97,800 beneficiary person years not 
being assigned to an ACO due to non-ACO TIN being identified as 
providing the plurality of the beneficiary's primary care services, and 
the latter leads to approximately 248,000 beneficiary person years not 
being assigned due only to their Medicare enrollment status.\228\
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    \228\ Person years represents the sum of fractions of the year 
during which beneficiaries were enrolled in one of four Medicare 
enrollment types (ESRD, disabled, aged/dual eligible Medicare and 
Medicaid beneficiaries, and aged/non-dual eligible Medicare and 
Medicaid beneficiaries). In section III.G.2.a.(2)(b) of this 
proposed rule, we describe in greater detail our consideration of 
Shared Savings Program-eligible months in identifying beneficiaries 
eligible for assignment.
---------------------------------------------------------------------------

    We are currently seeking approaches to expand the population of 
Medicare FFS beneficiaries for which ACOs are accountable for quality 
and cost of care. ACOs provide high-quality care to people with 
Medicare, and they are a critical tool to help Make America Healthy 
Again by supporting whole person care that addresses prevention, 
chronic illness and the root causes of disease, and achieving savings 
for the Medicare Trust Funds.\229\ As described in section III.G.1.a. 
of this proposed rule, as part of our effort to align spending and 
value in OM, we are focused on developing policies that would grow the 
number of Medicare FFS beneficiaries in accountable care relationships 
and grow savings to the Medicare Trust Funds.
---------------------------------------------------------------------------

    \229\ See CMS, Fact Sheet, ``2026 Medicare Accountable Care 
Organization Initiatives Participation Highlights'' (February 4, 
2026), available at https://www.cms.gov/newsroom/fact-sheets/2026-medicare-accountable-care-organization-initiatives-participation-highlights.
---------------------------------------------------------------------------

    Since PY 2024, we have seen the number of beneficiaries assigned to 
Shared Savings Program ACOs steadily increase.\230\ As of January 1, 
2024, 10.8 million beneficiaries were initially assigned to 480 ACOs. 
As of January 1, 2025, 11.2 million beneficiaries were initially 
assigned to 477 Shared Savings Program ACOs. As of January 1, 2026, 
Shared Savings Program ACOs are serving 12.6 million beneficiaries that 
were initially assigned to 511 ACOs, a 12.3 percent increase from 2025, 
and the largest number ever served by the Shared Savings Program.\231\ 
However, the number of beneficiaries assigned to Shared Savings Program 
ACOs remains a fraction of the larger OM population. Based on an 
internal analysis, for PY 2024, about one-third (10.3 million) of the 
OM population (30.8 million) was assigned to an ACO participating under 
the Shared Savings Program.232 233
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    \230\ See ``Shared Savings Program Fast Facts--As of January 1, 
2026'', available at https://www.cms.gov/files/document/2026-shared-savings-program-fast-facts.pdf (specifying the count of 
beneficiaries initially assigned to ACOs for each performance year). 
Performance year specific ``Fast Facts'' are available through the 
Medicare Shared Savings Program website, Program Data web page at 
https://www.cms.gov/medicare/payment/fee-for-service-providers/shared-savings-program-ssp-acos/data. See also the ``Fast Facts 
Archives'' (zip file), available at https://www.cms.gov/files/zip/fast-facts-archives.zip.
    \231\ CMS, Fact Sheet, ``2026 Medicare Accountable Care 
Organization Initiatives Participation Highlights'' (February 4, 
2026), available at https://www.cms.gov/newsroom/fact-sheets/2026-medicare-accountable-care-organization-initiatives-participation-highlights.
    \232\ See, for example, Medicare Shared Savings Program, 
Performance Year Financial and Quality Results, Public Use File for 
PY 2024, available at https://data.cms.gov/medicare-shared-savings-program/performance-year-financial-and-quality-results (including a 
variable ``Total Assigned Beneficiaries'', specifying number of 
assigned beneficiaries for PY 2024, which summed across ACOs 
reconciled for PY 2024 totals 10,326,340).
    \233\ For purposes of this analysis, the total population of 
30.8 million includes all beneficiaries with at least 1 month of 
Part A and Part B enrollment and no Medicare group (private) health 
plan enrollment (including MA) in that same month during the year.
---------------------------------------------------------------------------

    Our proposals to modify the Shared Savings Program assignment 
policies on plurality competition and assignment eligibility criteria 
based on Medicare enrollment status represent an opportunity to make 
meaningful steps toward achieving our stated goals around growing the 
number of Medicare FFS beneficiaries involved in accountable care 
relationships and also to further strengthen Shared Savings Program 
policies. Regarding the latter, as described further in section 
III.G.2.a.(2)(a) of this proposed rule, our proposed changes to 
assignment calculations would reduce the potential for ACO 
professionals' billing patterns inside and outside the ACO for the care 
of the same beneficiaries to result in differences in assignment 
outcomes that advantage the ACO's financial performance. As described 
in section III.G.2.a.(2)(b) of this proposed rule, our proposed changes 
to the assignment eligibility criteria and prospective assignment 
exclusion criteria based on Medicare enrollment status to align with 
the approach to identifying the assignable population would allow for 
greater symmetry between the ACO assigned population and the assignable 
population, and help ensure consistency between Shared Savings Program 
calculations used in determining ACO financial performance.
(2) Proposed Revisions
(a) Proposal To Exclude From Assignment Calculations Allowed Charges 
for Primary Care Services Billed Through a Non-ACO TIN by an ACO 
Professional Used in Assignment
    As described in section III.G.2.a.(1)(a)(ii) of this proposed rule, 
in claims-based assignment calculations for a beneficiary we consider 
allowed charges for primary care services furnished by an ACO 
professional billed through an ACO participant TIN (that is, inside the 
ACO), and allowed charges for primary care services furnished by the 
same ACO professional billed through a non-ACO TIN (that is, outside 
the ACO). Under current assignment polices, it is possible that a 
beneficiary may not be assigned to an ACO, despite choosing to receive 
care from the same physician or non-physician practitioner, only 
because of a difference in the TIN through which the services are being 
billed.
    We propose to amend the Shared Savings Program assignment 
methodology to address the circumstance under which ACO professionals 
used in assignment bill primary care services for a beneficiary through 
an ACO participant TIN and non-ACO TIN. More specifically, we propose 
to remove from assignment

[[Page 44025]]

calculations for purposes of plurality competition in step 1 under 
Sec.  425.402(b)(3), step 2 under Sec.  425.402(b)(4), and step 3 under 
Sec.  425.402(b)(5)(iv), allowed charges for primary care services 
billed through a non-ACO TIN by an ACO professional used in assignment.
    This proposed change would only impact the determination of 
assignment under the Shared Savings Program, and would not change how 
assigned beneficiary expenditures are calculated under the Shared 
Savings Program's financial methodology, for a benchmark year (in 
accordance with Sec.  425.652(a)) or performance year (in accordance 
with Sec. Sec.  425.605(a) and 425.610(a)). Under this proposal, 
assigned beneficiary expenditures for purposes of Shared Savings 
Program financial calculations would continue to include payment 
amounts for primary care services furnished to an assigned beneficiary 
billed through an ACO participant or non-ACO TIN, among other payment 
amounts.
    We also note that under this proposed approach, ACO professionals 
may continue to bill under several different TINs, such as ACO 
participants in multiple ACOs or both ACO participants and non-ACO 
providers and suppliers. This proposed change would not impact an ACO 
professional's ability to receive FFS payment for primary care services 
billed through an ACO participant or non-ACO TIN.
    We provide the following hypothetical examples to illustrate the 
outcome of plurality competition under the current approach and the 
proposed revised approach. In these illustrations, for simplicity, we 
assume the beneficiary meets the assignment eligibility criteria and 
therefore could be assigned to an ACO based on the outcome of plurality 
competition.
    As one example, consider a beneficiary for which ACO professionals 
used in assignment billed primary care services through an ACO 
participant in ACO A and a non-ACO TIN, and the sum of allowed charges 
for this beneficiary for these services is greater for the billings 
through the non-ACO TIN than through the ACO. For instance, ACO 
professionals billed primary care services through an ACO participant 
in ACO A, resulting in allowed charges of $100 for each of three 
services, totaling $300. For this same beneficiary, ACO professionals 
in ACO A also billed primary care services to a non-ACO TIN, resulting 
in allowed charges of $100 for each of four services, totaling $400. 
Under our existing policy, we would determine that the non-ACO TIN 
provided the plurality of the beneficiary's primary care services, 
because it provided the greatest amount of allowed charges for the 
beneficiary, and as a result the beneficiary would not be assigned to 
ACO A. Under the proposed approach, we would exclude from plurality 
competition the allowed charges of $400 which the ACO professionals in 
ACO A billed through the non-ACO TIN. As a result, under the proposed 
approach, ACO A would be determined to have provided the plurality of 
allowed charges for primary care services for the beneficiary, and we 
would assign the beneficiary to ACO A.
    As a second example, consider a beneficiary for which ACO 
professionals used in assignment billed primary care services through 
ACO participants in two different ACOs (ACO A and ACO B), and a non-ACO 
TIN, and the sum of allowed charges for this beneficiary for these 
services is greater for the billings through the non-ACO TIN than 
through either ACO. For instance, ACO professionals billed primary care 
services for the beneficiary through an ACO participant in ACO A, 
resulting in allowed charges of $100 for each of three services, 
totaling $300. These ACO professionals also billed primary care 
services for the beneficiary through an ACO participant in ACO B, 
resulting in allowed charges of $100 for each of two services, totaling 
$200. These same ACO professionals billed primary care services for the 
beneficiary to a non-ACO TIN, resulting in allowed charges of $100 for 
each of four services, totaling $400. Under our existing policy, we 
would determine that the non-ACO TIN provided the plurality of the 
beneficiary's primary care services, and as a result the beneficiary 
would not be assigned to an ACO. Under the proposed approach, we would 
exclude from plurality competition the allowed charges of $400 which 
the ACO professionals in ACO A and ACO B billed through the non-ACO 
TIN. As a result, we would decide the outcome of plurality competition 
between ACO A ($300 in allowed charges) and ACO B ($200 in allowed 
charges), and determine that ACO A provided the plurality of allowed 
charges for primary care services for the beneficiary, and we would 
assign the beneficiary to ACO A.
    As a third example, consider a beneficiary for which an ACO 
professional used in assignment billed primary care services through an 
ACO participant in ACO A and a non-ACO TIN, and for which other health 
care providers unaffiliated with an ACO are also billing primary care 
services for the beneficiary through a non-ACO TIN, and the sum of 
allowed charges for this beneficiary for these services is greater for 
the billings through the non-ACO TIN than the ACO. For instance, an ACO 
professional billed primary care services through an ACO participant in 
ACO A, resulting in allowed charges of $100 for each of three services, 
totaling $300. For this same beneficiary, an ACO professional in ACO A 
also billed primary care services to a non-ACO TIN, resulting in 
allowed charges of $100 for one service. Additionally, allowed charges 
of $100 for each of five services, totaling $500, were billed through 
the non-ACO TIN by a primary care physician who is unaffiliated with 
any ACO. Under our existing policy, we would determine that the non-ACO 
TIN provided the plurality of allowed charges for primary care services 
for the beneficiary, and as a result the beneficiary would not be 
assigned to ACO A. Under the proposed approach, we would exclude from 
plurality competition the allowed charges of $100 which the ACO 
professional billed through the non-ACO TIN. In this hypothetical 
example, the outcome of plurality competition would not change under 
the proposed approach, as we would still determine that the non-ACO TIN 
provided the plurality of allowed charges for primary care services for 
the beneficiary, and the beneficiary would not be assigned to ACO A.
    We note that if an ACO professional bills under ACO participants in 
multiple ACOs, but not to a non-ACO TIN, we do not anticipate the 
proposed change would impact the outcome of the plurality competition 
(compared to our current approach).
    As illustrated in the examples above, this proposed approach would 
reduce the likelihood that we would determine the beneficiary's 
plurality of allowed charges for primary care services to be attributed 
to a non-ACO TIN or non-ACO CCN and increase the likelihood that a 
beneficiary is assigned to an ACO. Based on our simulations of this 
proposed approach described in section III.G.2.a.(2)(c) of this 
proposed rule, we observed that nearly all ACOs (462 of 476 ACOs or 97 
percent) would experience a relatively small increase in their assigned 
population (less than 1 percent growth). We observed the remaining 3 
percent of ACOs would experience growth in their assigned population 
ranging from 4 percent to 12 percent. We also observed that on average 
the beneficiaries added to assignment with this proposed change have 
higher cost and higher risk scores. This latter point highlights that 
the existing assignment methodology includes vulnerabilities that could 
lead ACOs, ACO participants or their ACO professionals to avoid at-risk

[[Page 44026]]

beneficiaries (as defined in Sec.  425.20). We explore related 
considerations in the discussion that follows.
    Shared Savings Program policies include certain safeguards against 
ACO avoidance of at-risk beneficiaries. Specifically, section 
1899(d)(3) of the Act, and related regulations under Sec.  425.316(b), 
authorize us to monitor for ACO avoidance of at-risk beneficiaries. If 
we discover that an ACO has engaged in the avoidance of at-risk 
beneficiaries, we can impose remedial action or terminate the ACO, in 
accordance with Sec.  425.316(b)(2).
    There may be multiple possible pathways for an ACO to engage in 
strategic patient risk selection.\234\ In recent years, we have engaged 
in monitoring to identify potential patient risk selection behavior by 
ACOs. Our monitoring and compliance processes for identifying and 
addressing ACO avoidance of at-risk beneficiaries can be resource 
intensive. We believe that the proposed change to determining the 
outcome of plurality competition within the assignment methodology 
would allow for a more efficient solution to mitigate a mechanism for 
ACOs, ACO participants, or their ACO professionals to avoid 
accountability for the quality and cost of care for high-cost at-risk 
beneficiaries. A pattern of billing by ACO professionals used in 
assignment resulting in a population of relatively higher costs 
beneficiaries not being assigned to the ACO could provide a mechanism 
for the ACO to achieve lower PY expenditures as compared to its 
historical benchmark, thereby potentially increasing its savings or 
decreasing its losses. An ACO avoiding assignment of high-cost 
beneficiaries under the Shared Savings Program reduces the cost 
effectiveness of coordinated care and shared savings initiatives, 
limiting savings for the Trust Funds, and potentially limiting 
improvements in quality of care and outcomes that could result for the 
patient. We are concerned that the provisions addressing avoidance of 
at-risk beneficiaries under section 1899(d)(3) of the Act and Sec.  
425.316(b), entail an ACO-specific analysis which may not serve as an 
adequate deterrent against the aforementioned concerns about ACO 
professionals billing patterns for the care of the same beneficiaries 
resulting in differences in assignment outcomes that advantage the 
ACO's financial performance. In comparison, the proposed approach to 
modifying plurality competition would result in a program-wide change 
which would be implemented with each assignment run, which we believe 
will largely resolve our concerns.
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    \234\ See, for example, McWilliams JM, et al. ``Savings or 
Selection? Initial Spending Reductions in the Medicare Shared 
Savings Program and Considerations for Reform.'' Milbank Q. 2020 
Sep;98(3):847-907, available at https://onlinelibrary.wiley.com/doi/10.1111/1468-0009.12468.
---------------------------------------------------------------------------

    We believe the proposal to exclude from assignment calculations 
allowed charges for primary care services furnished by an ACO 
professional used in assignment billed through a non-ACO TIN offers a 
tailored approach to reduce the potential for ACO professionals' 
billing patterns, inside and outside the ACO for care of the same 
beneficiaries, to result in differences in assignment outcomes that 
advantage the ACO's financial performance. We recognize that the 
proposed approach could result in assignment of beneficiaries for which 
ACO professionals may be billing a greater amount of primary care 
services through non-ACO TINs, compared to ACO participant TINs. We 
recognize there could be appropriate billings by ACO professionals 
through multiple different TINs (inside and outside the ACO) for 
services furnished to a beneficiary, such as a result of the physician 
or non-physician practitioner working in more than one practice 
location, or reflective of multiple employment arrangements. 
Nonetheless, we believe it is appropriate to assign the beneficiary to 
an ACO under such circumstances. We believe that beneficiaries added to 
ACOs' assigned populations under the proposed changes in assignment 
would benefit from better care coordination and quality improvement 
activities through ACOs participating under Shared Savings Program 
requirements, and the proposed changes to assignment are estimated to 
result in higher net Federal savings (as described in section 
III.G.2.a.(2)(c) of this proposed rule). These potential benefits 
outweigh potential concerns that this approach minimizes our 
consideration of billing arrangements of ACO professionals through non-
ACO TINs.
    We acknowledge a possibility that ACOs, ACO participants, or their 
ACO professionals, and non-ACO TINs may have relied on the existing 
program policy to structure arrangements in which ACO professionals 
bill inside and outside the ACO for the care of the same beneficiary. 
However, we do not believe any such reliance interests outweigh our 
concerns about the potential for ACOs and other providers/suppliers to 
exploit a vulnerability with the existing Shared Savings Program 
assignment methodology, and the potential benefits for beneficiaries 
and the Trust Funds of the proposed modifications to the plurality 
competition, as we describe elsewhere in section III.G.2.a. of this 
proposed rule.
    We propose to apply this revised approach to determining assignment 
for the PY starting on January 1, 2028, and subsequent PYs. We discuss 
the proposed timing of applicability further in section 
III.G.2.a.(2)(d) of this proposed rule, including use of the same 
assignment rules in determining beneficiary assignment for purposes of 
benchmark calculations as would apply in the PY.
    We propose to revise and republish Sec.  425.402(b)(3), (b)(4), and 
(b)(5)(iv), with new provisions added to steps 1, 2, and 3 of the 
claims-based assignment methodology (respectively). As proposed, these 
provisions would continue to specify the existing approach to comparing 
allowed charges for primary care services furnished to a beneficiary by 
certain ACO professionals in an ACO with allowed charges for primary 
care services furnished by the same type of health care providers who 
are either (1) ACO professionals in any other ACO, or (2) not 
affiliated with any ACO and identified by a Medicare-enrolled billing 
TIN. We propose to revise these paragraphs to add provisions, 
applicable for performance year 2028 and subsequent performance years, 
specifying how we identify and exclude from assignment allowed charges 
for primary care services billed by an ACO professional used in 
assignment under a Medicare-enrolled billing TIN unaffiliated with any 
ACO (for brevity referred to in the proposed regulation as a ``non-ACO 
TIN'') during the applicable assignment window. To follow is a summary 
of the proposed amendments to Sec.  425.402(b)(3), (b)(4), and 
(b)(5)(iv).
    We propose to revise Sec.  425.402(b)(3), specifying assignment 
step 1 as follows:
     We propose to specify the existing provisions of 
assignment step 1 under paragraph (b)(3) in new paragraph (b)(3)(i), 
and also redesignate existing paragraphs (b)(3)(i) and (ii) as 
paragraphs (b)(3)(i)(A) and (B) (respectively).
     Under new paragraph (b)(3)(ii), we propose to specify that 
for performance year 2028 and subsequent performance years, if an ACO 
professional for which we identify a primary care service under Sec.  
425.402(b)(2) also bills primary care services under a Medicare-
enrolled billing TIN unaffiliated with any ACO, then we would exclude 
from consideration in assignment under proposed new Sec.  
425.402(b)(3)(i) the allowed charges for primary care services billed 
by the ACO professional

[[Page 44027]]

under the non-ACO TIN during the applicable assignment window.
    We propose to revise Sec.  425.402(b)(4), specifying assignment 
step 2 as follows:
     We propose to specify the existing provisions of 
assignment step 2 under paragraph (b)(4) in new paragraph (b)(4)(i), 
and also redesignate existing paragraphs (b)(4)(i) and (ii) as 
paragraphs (b)(4)(i)(A) and (B) (respectively).
     Under new paragraph (b)(4)(ii), we propose to specify that 
for performance year 2028 and subsequent performance years, if an ACO 
professional for which we identify a primary care service under Sec.  
425.402(b)(2) also bills primary care services under a Medicare-
enrolled billing TIN unaffiliated with any ACO, then we would exclude 
from consideration in assignment under proposed new Sec.  
425.402(b)(4)(i) the allowed charges for primary care services billed 
by the ACO professional under the non-ACO TIN during the applicable 
assignment window.
    We propose to revise Sec.  425.402(b)(5)(iv), the provision of 
assignment step 3 in which we determine which ACO or non-ACO entity 
provided a beneficiary's plurality of allowed charges for primary care 
services, as follows:
     We propose to specify the existing provisions of under 
paragraph (b)(5)(iv) in new paragraph (b)(5)(iv)(A), and also 
redesignate existing paragraphs (b)(5)(iv)(A) and (B) as paragraphs 
(b)(5)(iv)(A)(1) and (2) (respectively).
     Under new paragraph (b)(5)(iv)(B), we propose to specify 
that for performance year 2028 and subsequent performance years, if an 
ACO professional for which we identify a primary care service under 
Sec.  425.402(b)(5)(iii) also bills primary care services under a 
Medicare-enrolled billing TIN unaffiliated with any ACO, then we would 
exclude from consideration in assignment under proposed new Sec.  
425.402(b)(5)(iv)(A) the allowed charges for primary care services 
billed by the ACO professional under the non-ACO TIN during the 
applicable expanded window for assignment.
    As we have described in section III.G.2.a.(1) of this proposed 
rule, in determining claims-based assignment, we consider allowed 
charges for primary care services billed through physicians and non-
physician practitioners, as well as FQHCs, RHCs, Method II CAHs, and 
ETA hospitals (as identified by CCN). The more general language of the 
proposed new provisions of the regulations in Sec.  425.402(b)(3), 
(b)(4), and (b)(5)(iv) describing exclusion from assignment 
calculations of allowed charges for primary care services billed by an 
ACO professional (physicians and non-physician practitioners) used in 
assignment through a non-ACO TIN is inclusive of primary care services 
billed through a non-ACO CCN enrolled under the non-ACO TIN. To the 
extent the ACO professional is billing primary care services through an 
ACO participant TIN and a non-ACO CCN, this proposed approach would 
also exclude from plurality competition the allowed charges billed 
through the non-ACO CCN.
    We seek comment on the proposed change to the step-wise assignment 
methodology under which we would exclude allowed charges for primary 
care services billed through a non-ACO TIN by an ACO professional used 
in assignment, and related proposed changes to the Shared Savings 
Program regulations at Sec.  425.402(b)(3) (applicable to step 1), 
(b)(4) (applicable to step 2), and (b)(5)(iv) (applicable to step 3), 
as revised and republished. We seek comment on the proposal to apply 
this approach in determining Shared Savings Program assignment for the 
PY starting on January 1, 2028, and subsequent PYs.
(b) Proposal To Modify Assignment Eligibility Criteria and Prospective 
Assignment Exclusion Criteria Based on Medicare Enrollment Status
    In this section, we provide additional background on the 
development of the Shared Savings Program's assignment eligibility 
criteria and prospective assignment exclusion criteria; revisit key 
considerations informing the development of our existing policies, and 
discuss factors informing our proposal to modify these policies; and 
describe our proposal to modify the assignment eligibility criteria and 
prospective assignment exclusion criteria based on Medicare enrollment 
status.
    As we explained in the December 2014 proposed rule (79 FR 72790 
through 72791) and June 2015 final rule (80 FR 32743 through 32744), 
the assignment eligibility criteria we proposed and finalized were 
consistent with criteria we established to operationalize the Shared 
Savings Program's assignment methodology finalized with the November 
2011 final rule. We referenced a detailed specifications document, 
which included information regarding the beneficiary assignment 
process, that we made available to the public on the CMS 
website.235 236
---------------------------------------------------------------------------

    \235\ Between May 2012 and December 2014, CMS issued and updated 
the initial versions of the Shared Savings Program's ``Shared 
Savings and Losses and Assignment Methodology Specifications'', 
which included specifications for beneficiary assignment and the 
shared savings and losses calculations under the program. The 
specifications, and the CMS web page where the document has been 
posted, have been updated over time. The earlier versions of the 
document are maintained in the ACO Management System (ACO-MS) 
Knowledge Library (accessible to ACOs) at https://acoms.cms.gov/knowledge-management/view/8320. The ``Shared Savings and Losses, 
Assignment and Quality Performance Standard Methodology 
Specifications'' documents for current years are available on 
``Program Guidance & Specifications'' web page of the Shared Savings 
Program's website at https://www.cms.gov/medicare/payment/fee-for-service-providers/shared-savings-program-ssp-acos/guidance-regulations.
    \236\ The Physician Group Practice (PGP) demonstration, 
authorized under section 1866A of the Act, was implemented by CMS 
from April 2005 through March 2010, and served as a model for many 
aspects of the Shared Savings Program (see, for example, 76 FR 
67833). Although not expressly stated in earlier rulemaking, the 
assignment eligibility criteria initially established under the 
Shared Savings Program closely tracked the parameters for the 
assignment methodology under the PGP demonstration. See for example, 
Kautter, J. et al. (RTI International), ``Physician Group Practice 
Demonstration Bonus Methodology Specifications'' (December 20, 
2004), available at https://www.cms.gov/priorities/innovation/files/x/pgp-payment.pdf (Section 3.1 Assignment Criteria, pages 9-10).
---------------------------------------------------------------------------

    In the December 2014 proposed rule (79 FR 72791), we explained that 
to determine whether a beneficiary is eligible to be assigned to an 
ACO, we must have information about the beneficiary's Medicare 
enrollment status. We explained that as required by section 1899(h)(3) 
of the Act, and consistent with the definition of Medicare FFS 
beneficiary in Sec.  425.20, only beneficiaries enrolled in traditional 
Medicare FFS under Parts A and B are eligible to be assigned to an ACO 
participating in the Shared Savings Program. In the December 2014 
proposed rule (79 FR 72791), we proposed that beneficiaries who have 
coverage under only one of these parts (Part A or Part B) would not be 
eligible to be assigned to an ACO, because of the statutory definition 
for Medicare FFS beneficiary and because an important objective of the 
Shared Savings Program is to help align incentives between Part A and 
Part B.
    Further, in the December 2014 proposed rule (79 FR 72791), we 
explained that beneficiaries enrolled in a group health plan including 
beneficiaries enrolled in MA plans under Part C, eligible organizations 
under section 1876 of the Act, and Programs of All-Inclusive Care for 
the Elderly (PACE) under section 1894 of the Act are also not eligible 
to be

[[Page 44028]]

assigned. In the June 2015 final rule (80 FR 32745), we summarized and 
responded to comments suggesting that the criterion that a beneficiary 
not have any months of Medicare group (private) health plan enrollment 
during the assignment window be revised to not more than 3 to 6 months, 
to account for certain situations where beneficiaries, such as dual 
eligible beneficiaries, might change, enroll in or disenroll from plans 
more frequently. The comments explained that this would allow such 
beneficiaries to remain attributed to the ACO. In our response we 
explained that section 1899(c) of the Act requires the Secretary to 
determine an appropriate method to assign Medicare FFS beneficiaries to 
an ACO. We then explained that as required by section 1899(c) of the 
Act, and consistent with the definition of Medicare FFS beneficiary 
under section 1899(h)(3) of the Act and Sec.  425.20 of the Shared 
Savings Program regulations, our policy provided that only 
beneficiaries enrolled in traditional Medicare FFS under Parts A and B 
are eligible to be assigned to an ACO participating in the Shared 
Savings Program. We explained our belief that such policy was 
consistent with these requirements because under such approach only 
beneficiaries enrolled in traditional Medicare FFS under Parts A and B 
``throughout the full performance year'' would be eligible to be 
assigned to an ACO. At the time, we declined to revise our policy in 
response to the commenters' concerns, but specified our plan to 
consider this issue further, and potentially address the issue in 
future rulemaking. We have not revisited these topics in subsequent 
rulemaking.
    We have continued to consider our approach to determining the 
eligibility of Medicare FFS beneficiaries for assignment. In 
considering whether to propose revising our approach, we revisited key 
considerations informing the development of these policies.
    The first consideration informing the development of our 
eligibility criteria was consistency with the definition of a Medicare 
FFS beneficiary under section 1899(h)(3) of the Act. While we maintain 
that our existing policies for determining eligibility for assignment 
are consistent with such definition, we acknowledge that these 
eligibility criteria potentially operate to exclude from eligibility 
for assignment beneficiaries that may satisfy this definition.
    Section 1899(h)(3) of the Act defines a ``Medicare fee-for-service 
beneficiary'' as an individual who is enrolled in the original Medicare 
FFS program under Parts A and B and is not enrolled in an MA plan under 
Part C, an eligible organization under section 1876 of the Act, or a 
PACE program under section 1894 of the Act. In the prior rulemaking 
discussed previously in this section, we adopted restrictive 
eligibility criteria under the assignment methodology we established 
under section 1899(c) of the Act. Under this approach, a beneficiary is 
eligible for assignment only if, during the 12-month assignment window 
(as defined under Sec.  425.20, and described in section III.G.2.a.(1) 
of this proposed rule), the beneficiary has at least 1 month of Part A 
and Part B enrollment, but no month of Part A only or Part B only 
enrollment, and no month of Medicare group health plan enrollment. The 
requirements excluding from eligibility for assignment Medicare FFS 
beneficiaries that have a month of Part A only or Part B only 
enrollment, or Medicare group health plan enrollment during the 
assignment window are consistent with, but not required by, section 
1899(h)(3) of the Act. In our response to comments included in the June 
2015 final rule (80 FR 32745), we did not disagree that it could be 
permissible under section 1899(h)(3) of the Act for beneficiaries with 
some months of Medicare group health plan enrollment to be eligible for 
assignment by noting our intention to potentially address this issue in 
future rulemaking. Moreover, in earlier rulemaking, we did not specify 
that the more restrictive view we took towards identifying 
beneficiaries eligible to be assigned based on Medicare enrollment 
status was the only possible approach to operationalizing 
identification of a Medicare FFS beneficiary under the definition of 
section 1899(h)(3) of the Act for assignment under section 1899(c) of 
the Act.
    The second consideration was that an objective of the Shared 
Savings Program is to help align incentives between Part A and Part B. 
The Shared Savings Program's financial methodology similarly reflects 
the alignment of Part A and Part B incentives and the composition of 
the ACO's assigned population, in that we only consider expenditures 
for months during which the beneficiary was enrolled under both Parts A 
and B \237\ in determining benchmark year and performance year 
expenditures. We acknowledge that the existing assignment eligibility 
criteria based on Medicare enrollment status, in which we require a 
beneficiary to have at least 1 month of Part A and Part B enrollment, 
but no month of Part A only or Part B only enrollment, and no month of 
Medicare group health plan enrollment during the assignment window, is 
not the only way to further the objective to align incentives between 
Parts A and B. For instance, this alignment would be achieved under an 
approach that allows for beneficiaries to be eligible for assignment if 
they have at least 1 month of Part A and B enrollment during the 
assignment window in combination with the existing approach to 
determining the beneficiary's expenditures for the same month(s) the 
beneficiary was enrolled in Part A and B.
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    \237\ For a description of how CMS annualizes the assigned 
beneficiary's expenditures, refer to Medicare Shared Savings 
Program, ``Shared Savings and Losses, Assignment and Quality 
Performance Standard Methodology Specifications'' (April 2026, 
Version #14), available at https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0 (Section 3.1.2 Annualizing 
Assigned Beneficiary Expenditures).
---------------------------------------------------------------------------

    Based on this reconsideration and to increase the number of 
Medicare FFS beneficiaries in accountable care relationships, we are 
proposing to expand the criteria for assignment eligibility to permit 
assignment of a Medicare FFS beneficiary with at least 1 month of Part 
A and Part B enrollment during the assignment window and no Medicare 
group health plan enrollment during that same month. We believe this 
proposed approach would retain consistency with section 1899(h)(3) of 
the Act and further the Shared Savings Program's stated objective of 
aligning incentives between Part A and Part B. This proposed 
modification to the assignment eligibility criteria and prospective 
assignment exclusion criteria would incrementally increase the assigned 
population and be aligned with our goal of growing the number of 
Medicare FFS beneficiaries involved in accountable care relationships 
(described in section III.G.2.a.(1)(d) of this proposed rule). 
Additionally, as we address in the following discussion, this proposed 
approach to identifying beneficiaries eligible for assignment based on 
Medicare enrollment status would align with our use of Shared Savings 
Program-eligible months in identifying beneficiaries eligible for 
assignment and calculation of assigned beneficiary expenditures using 
months of Part A and B enrollment, and bring greater symmetry to 
program calculations based on the assigned and assignable populations.
    In determining assignment, we identify a beneficiary's Shared 
Savings Program-eligible months, in which the beneficiary is alive on 
the first of the month, enrolled in both Parts A and B, and not 
enrolled in a Medicare group

[[Page 44029]]

health plan.\238\ This results in assignment of beneficiaries with 
between 1 and 12 months of Parts A and B enrollment, so long as the 
remaining criteria under Sec.  425.401(a) are met. There are various 
reasons for beneficiaries currently eligible for assignment to have 
fewer than 12 months of Parts A and B enrollment, including the timing 
of when the beneficiary becomes eligible for Medicare, and if a 
beneficiary dies during the period. We also use Shared Savings Program-
eligible months for assigned beneficiaries in other Shared Savings 
Program operations, including to assign a monthly enrollment status to 
the beneficiary according to four Medicare enrollment types (ESRD, 
disabled, aged/dual eligible Medicare and Medicaid beneficiaries, aged/
non-dual eligible Medicare and Medicaid beneficiaries) and to calculate 
beneficiary person years.239 240 The proposed approach to 
identifying beneficiaries as eligible for assignment if they have at 
least 1 month of Part A and Part B enrollment and no Medicare group 
health plan enrollment during that same month during the assignment 
window, would effectively expand the population of assigned 
beneficiaries who have fewer than 12 months of Parts A and B 
enrollment.
---------------------------------------------------------------------------

    \238\ In the June 2015 final rule (80 FR 32745), we specified 
that only beneficiaries enrolled in traditional Medicare FFS under 
Parts A and B ``throughout the full performance year'' are eligible 
to be assigned to an ACO. However, this statement from earlier 
rulemaking does not always accurately reflect the Shared Savings 
Program's assignment operations in which we allow for an eligible 
beneficiary who has fewer than 12 months of enrollment in Parts A 
and B to be assigned to an ACO.
    \239\ To calculate person years: We sum the number of Shared 
Savings Program-eligible months for each assigned beneficiary for 
each Medicare enrollment type; we then divide this number by 12 (the 
number of months in a calendar year).
    \240\ See Medicare Shared Savings Program, ``Shared Savings and 
Losses, Assignment and Quality Performance Standard Methodology 
Specifications'' (April 2026, Version #14), available at https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0 
(Section 3.1. Calculating ACO-Assigned Beneficiary Expenditures).
---------------------------------------------------------------------------

    Under our existing approach we determine, based on the point in 
time assignment is run, whether a beneficiary meets the assignment 
eligibility criteria or must be excluded from the assigned population 
based on the criteria specified under Sec.  425.401. In doing so we 
consider the beneficiary's eligibility throughout the applicable 
assignment window for the assignment run, using the relevant data 
available on Medicare enrollment status, overlap in assignment with 
other Medicare shared savings initiatives, and other factors.\241\ We 
would maintain this approach, based on the point in time assignment is 
run, in implementing the proposed revised assignment eligibility 
criteria and prospective assignment exclusion criteria.
---------------------------------------------------------------------------

    \241\ The Medicare Shared Savings Program, ``Shared Savings and 
Losses, Assignment and Quality Performance Standard Methodology 
Specifications'' (April 2026, Version #14), includes among other 
information, selected characteristics of Shared Savings Program ACO 
reports for ACOs under preliminary prospective assignment with 
retrospective reconciliation and for ACOs under prospective 
assignment (see Appendix F, Tables 14 and 15.)
---------------------------------------------------------------------------

    We also note that for beneficiaries assigned under the proposed 
eligibility criteria based on Medicare enrollment status, we would 
apply the existing approach to determine expenditures used in benchmark 
year and performance year expenditure calculations in which we only 
consider expenditures for months during which the beneficiary was 
enrolled under both Parts A and B. That is, we would not consider 
expenditures for months in which the beneficiary was enrolled under 
Part A only or Part B only. We also note that the Shared Savings 
Program financial calculations do not consider Part C claims data. We 
believe this modified approach would remain consistent with the 
program's objective to hold ACOs accountable for the total cost of the 
beneficiary's care as based in Parts A and B expenditures.
    As described in section III.G.2.a.(1)(b) of this proposed rule, the 
assignable beneficiary population (as defined in Sec.  425.20) is a 
subset of the larger population of Medicare FFS beneficiaries, as 
defined under section 1899(h)(3) of the Act and Sec.  425.20. 
Operationally, this population includes beneficiaries that have at 
least 1 month of Part A and Part B enrollment and no Medicare group 
health plan enrollment during that same month during the applicable 12-
month assignment window. This approach to identifying Medicare FFS 
beneficiaries who meet the criteria for inclusion in the assignable 
population is less restrictive compared to the existing assignment 
eligibility criteria and prospective assignment exclusion criteria 
based on Medicare enrollment status. Applying a similar approach to 
identifying Medicare FFS beneficiaries eligible for assignment could 
bring greater symmetry to the composition of the assignable beneficiary 
population and the assigned population and thereby allow for more 
comparable calculations between factors based on assignable beneficiary 
expenditures used in establishing, adjusting and updating the ACO's 
historical benchmark and factors based on the ACO's assigned population 
(including benchmark year and performance year expenditures).
    As described in the Regulatory Impact Analysis, in section VII of 
this proposed rule, as enrollment in MA has grown over recent 
years,\242\ so has the number of beneficiaries switching back to OM 
from MA.\243\ Our current eligibility criteria based on Medicare 
enrollment status restricts and delays the eligibility of such 
beneficiaries for assignment to ACOs. Allowing beneficiaries with at 
least one month of Part A and Part B enrollment and no Medicare group 
health plan enrollment during that same month during the assignment 
window to be eligible for assignment would allow us to more accurately 
account for when this population qualifies as Medicare FFS 
beneficiaries and, in turn, is included in ACO assignment, and 
encompass various circumstances around the timing of a beneficiary's 
enrollment in Medicare and changes in enrollment that result in a 
beneficiary having one or more months of Part A only or Part B only 
enrollment, or Medicare group health plan enrollment.\244\ We also note 
that the population of beneficiaries transitioning between MA and OM 
are captured in the assignable beneficiary population. In this respect, 
the proposed approach to align the assignment eligibility criteria and 
prospective assignment exclusion

[[Page 44030]]

criteria with the approach we use to identify the assignable 
beneficiary population based on Medicare enrollment status serves an 
important purpose in resolving the asymmetry between the assigned and 
assignable populations which has grown over time in light of changes to 
Medicare enrollment trends.
---------------------------------------------------------------------------

    \242\ See, for example, Data.CMS.gov, Medicare Enrollment 
Dashboard, Medicare Enrollment for March 2026, available at https://data.cms.gov/tools/medicare-enrollment-dashboard (showing yearly 
trend data for MA, FFS, and Total, from 2013 through 2025).
    \243\ See Xu L, et al. ``Medicare Switching: Patterns Of 
Enrollment Growth In Medicare Advantage, 2006-22''. Health Affairs 
(September 5, 2023), available at https://doi.org/10.1377/hlthaff.2023.00224 (finding only slightly increasing number of 
switchers from MA to OM over 2020 to 2023 compared to earlier years, 
and includes Exhibit 3 indicating higher rates of switching from MA 
to FFS for disabled beneficiaries, full dual eligible beneficiaries, 
and beneficiaries with >3 HCC diagnostic codes in 2022). See also, 
Mackleby G, Liu A, and Trish E. ``Switching Medicare Plans Outside 
Open Enrollment Was Increasingly Common, Especially Among Sicker 
Enrollees, 2015-22''. Health Affairs (February 2, 2026), available 
at https://www.healthaffairs.org/doi/10.1377/hlthaff.2025.00915 
(among MA enrollees, finding compared with Medicare open enrollment 
period switchers, alternative enrollment period switchers tended to 
have higher risk scores and hospitalization rates before switching).
    \244\ We note that there are a multitude of factors impacting 
the timing for when a beneficiary enrolls in OM or a MA plan, and 
the timing of when a beneficiary may change to a different MA plan 
or switch back to OM. Information on initial enrollment in OM and 
timing for when a beneficiary can join, switch, drop or make changes 
in their MA plan, is included in the Medicare & You Handbook (2026), 
available at https://www.medicare.gov/publications/10050-medicare-and-you.pdf.
---------------------------------------------------------------------------

    ACOs may rely on programmatic data included in program reports and 
data files we deliver to ACOs (described in section III.G.2.a.(2)(d) of 
this proposed rule) to understand their assigned population, and the 
reason for beneficiaries' ineligibility for assignment, among other 
factors. Additionally, ACOs may be accustomed to coordinating care, 
reporting quality measures, and considering approaches to lowering 
growth in expenditures for Medicare beneficiaries eligible for 
assignment, which presently includes beneficiaries with at least 1 
month of Part A and Part B enrollment, but no month of Part A only or 
Part B only enrollment, and no month of Medicare group health plan 
enrollment during the assignment. As described in section 
III.G.2.a.(2)(d) of this proposed rule, we anticipate updating the 
Shared Savings Program's publicly available specification documents, 
programmatic resources, and program reports to include information that 
would help ACOs understand their assigned population and the population 
of beneficiaries eligible to be assigned under the proposed revised 
assignment methodology (if finalized). Although we recognize it may 
take ACOs time to update their data systems and models for analysis of 
Shared Savings Program data, we do not believe this potential concern 
outweighs the reasons for proposing this change described elsewhere in 
section III.G.2.a of this proposed rule. We note that the proposal to 
apply the changes to the beneficiary assignment methodology for the PY 
starting on January 1, 2028, and subsequent PYs, provides time for ACOs 
to prepare for any related changes.
    We propose to revise the assignment eligibility criteria and 
prospective assignment exclusion criteria based on Medicare enrollment 
status under Sec.  425.401, and to apply the revised criteria in 
determining assignment for the PY starting on January 1, 2028, and 
subsequent PYs. We discuss the proposed timing of applicability further 
in section III.G.2.a.(2)(d) of this proposed rule, including use of the 
same assignment rules in determining beneficiary assignment for 
purposes of benchmark calculations as would apply in the PY. The 
following is a description of the proposed criteria for a beneficiary 
to be assigned to an ACO for a PY or benchmark year which would apply 
for the PY starting on January 1, 2028, and subsequent PYs. Later in 
this section of this proposed rule, we detail our proposal to revise 
and republish Sec.  425.401, including to incorporate the following new 
provisions.
    Under new Sec.  425.401(a)(2), we propose to specify the 
beneficiary assignment eligibility criteria applicable for the PY 
starting on January 1, 2028, and subsequent PYs. Accordingly, we 
propose a beneficiary may be assigned to an ACO under the assignment 
methodology in Sec. Sec.  425.402 and 425.404, for a performance or 
benchmark year, if the beneficiary meets all of the following criteria 
during the assignment window:
     Has at least 1 month of Part A and Part B enrollment and 
does not have Medicare group (private) health plan enrollment during 
that same month during the assignment window.
     Is not assigned to any other Medicare shared savings 
initiative.
     Lives in the U.S. or U.S. territories and possessions, 
based on the most recent available data in our beneficiary records 
regarding the beneficiary's residence at the end of the assignment 
window.
    We note that under the proposed approach to revising the assignment 
eligibility criteria based on Medicare enrollment status, we would 
continue to apply the existing criteria which ensure that a beneficiary 
is not assigned to any other Medicare shared savings initiative 
(consistent with Sec.  425.401(a)(3)), and lives in the U.S. or U.S. 
territories and possessions (consistent with Sec.  425.401(a)(4)).
    Under new Sec.  425.401(b)(2), we propose to specify the 
prospective assignment exclusion criteria applicable for the PY 
starting on January 1, 2028, and subsequent PYs. Accordingly, we 
propose a beneficiary would be excluded from the prospective assignment 
list of an ACO that is participating under prospective assignment under 
Sec.  425.400(a)(3) at the end of a performance or benchmark year and 
quarterly during each PY consistent with Sec.  425.400(a)(3)(ii) if the 
beneficiary meets any of the following criteria during the performance 
or benchmark year: \245\
---------------------------------------------------------------------------

    \245\ We omitted from this description the reference to 
applicability of the prospective assignment exclusion criteria for 
determining assignment to ACOs participating under a 6-month PY or 
performance period during CY 2019, under Sec.  425.609(b)(1)(ii) and 
(c)(1)(ii) which is otherwise retained for completeness in the 
introductory text of Sec.  425.401(b) (under the proposed 
amendments).
---------------------------------------------------------------------------

     Does not have at least 1 month of Part A and Part B 
enrollment without Medicare group (private) health plan enrollment 
during that same month during the assignment window.
     Did not live in the U.S. or U.S. territories and 
possessions, based on the most recent available data in our beneficiary 
records regarding the beneficiary's residency at the end of the year.
    We note that under the proposed approach to revising the 
prospective assignment exclusion criteria, we would continue to apply 
the existing criterion to exclude from prospective assignment a 
beneficiary that did not live in the U.S. or U.S. territories and 
possessions (consistent with Sec.  425.401(b)(3)).
    More generally, we note that the assignment eligibility criteria 
and prospective assignment exclusion criteria under Sec.  425.401 apply 
in determining beneficiaries assigned under claims-based assignment and 
voluntary alignment. We anticipate the proposed changes in criteria 
based on Medicare enrollment status would increase the population 
assigned under both methods.
    We propose to revise and republish Sec.  425.401, to specify the 
existing criteria for a beneficiary to be assigned to an ACO for a 
performance or benchmark year apply to PYs starting prior to January 1, 
2028 (as applicable), and to specify the proposed criteria applicable 
for the performance year starting on January 1, 2028, and subsequent 
performance years. The following list summarizes the proposed 
amendments to Sec.  425.401:
     We propose to add subject headings to the introductory 
text of paragraphs (a) and (b) of Sec.  425.401 to specify the 
following: paragraph (a) includes provisions with ``Assignment 
eligibility criteria''; and paragraph (b) includes provisions with 
``Prospective assignment exclusion criteria''.
     We propose to revise Sec.  425.401(a)(1) to specify the 
provisions with assignment eligibility criteria applicable for PYs 
starting prior to January 1, 2028 (as applicable), by making the 
following amendments:
    ++ Redesignating paragraphs (a)(1)(i) and (ii) as paragraphs 
(a)(1)(i)(A) and (B) (respectively), and redesignating paragraphs 
(a)(2) through (a)(4) as paragraphs (a)(1)(ii) through (a)(1)(iv) 
(respectively).
    ++ Adding the following heading to introductory text of paragraph 
(a)(1), specifying the timing of applicability for the provisions: 
``For performance years starting prior to January 1, 2028 (as 
applicable)''.

[[Page 44031]]

     We propose to add new paragraph (a)(2) with the assignment 
eligibility criteria applicable for the performance year starting on 
January 1, 2028, and subsequent performance years (previously described 
in this section of this proposed rule).
     We propose to revise Sec.  425.401(b)(1) to specify the 
provisions with prospective assignment exclusion criteria applicable 
for performance years starting prior to January 1, 2028 (as 
applicable), by making the following amendments:
    ++ Redesignating paragraphs (b)(1)(i) and (ii) as paragraphs 
(b)(1)(i)(A) and (B) (respectively), and redesignating paragraphs 
(b)(2) and (b)(3) as paragraphs (b)(1)(ii) and (b)(1)(iii) 
(respectively).
    ++ Adding the following heading to introductory text of paragraph 
(b)(1), specifying the timing of applicability for the provisions: 
``For performance years starting prior to January 1, 2028 (as 
applicable)''.
     We propose to add new paragraph (b)(2) with the 
prospective assignment exclusion criteria applicable for the PY 
starting on January 1, 2028, and subsequent PYs (previously described 
in this section of this proposed rule).
    We also propose a technical and conforming change to cross-
references to provisions of Sec.  425.401 within Sec.  
425.612(a)(1)(iv)(A)(2), which describes certain conditions under which 
we make payments for SNF services furnished to a beneficiary 
preliminarily prospectively assigned to an ACO for which a waiver of 
the SNF 3-day rule was approved.
    We seek comment on the proposed changes under which we would apply 
modified assignment eligibility criteria and prospective assignment 
exclusion criteria based on a beneficiary's Medicare enrollment status 
in determining assignment to an ACO for the performance year starting 
on January 1, 2028, and subsequent PYs. Under the proposed approach 
more beneficiaries would be eligible for assignment, and remain 
prospectively assigned to ACOs, under both claims-based assignment and 
voluntary alignment, than under current program policies. We seek 
comment on the proposed amendments to Sec.  425.401 (as revised and 
republished), specifying the assignment eligibility criteria and 
prospective assignment exclusion criteria that would apply by PY, and 
the proposed technical and conforming change to cross-references to 
provisions of Sec.  425.401 within Sec.  425.612(a)(1)(iv)(A)(2).
(c) Simulations To Understand the Potential Effect of Proposed Changes
    We performed separate simulations to understand the potential 
effect for each of the proposed changes to the assignment methodology.
    Using PY 2024 data we simulated the impact of the proposed approach 
to excluding from assignment calculations allowed charges for primary 
care services billed through a non-ACO TIN by an ACO professional used 
in assignment (described in section III.G.2.a.(2)(a) of this proposed 
rule). The simulation was performed using data for all 476 ACOs 
reconciled for PY 2024. For purposes of the simulation, we made 
multiple simplifying assumptions. This included treating all ACOs as if 
they were under preliminary prospective assignment with retrospective 
reconciliation for purposes of identifying the impact on assignment and 
simplicity of simulating benchmark assignment. Since the proposed 
change is to plurality competition we would anticipate a comparable 
impact if we performed the simulation using the off-set assignment 
window. For simulating financial impacts, we assumed all ACOs to be 
starting their first agreement period on January 1, 2024, to have 
benchmark years of BY 2021, 2022 and 2023, and applied an equal weight 
to each BY in benchmark calculations. In approximating the benchmark 
calculations under the simulations we applied the benchmarking 
methodology applicable for ACOs entering an agreement period beginning 
on January 1, 2024 under Sec. Sec.  425.652 through 425.660, with 
several exceptions. In adjusting the benchmark to account for changes 
in severity and case mix of the assigned beneficiary between BY3 and PY 
2024 under Sec.  425.652(a)(10), we applied the approach to capping 
positive adjustments at 3 percent in accordance with Sec. Sec.  
425.605(a)(1)(i) and 425.610(a)(2)(i) rather than the demographic plus 
3 percent cap specified under Sec. Sec.  425.605(a)(1)(ii) and 
425.610(a)(2)(ii). We also simulated the updated benchmark using a one-
third weight for the ACPT component of the three-way blended update 
factor, although a one-sixth weight was applied in determining 
financial reconciliation for PY 2024, as described in section III.G.5.g 
of this proposed rule. In simulating the updated benchmark calculations 
we did not apply the existing guardrail policy specified in Sec.  
425.652(b)(5), which ensures that the use of the three-way blended 
update factor will not result in lower benchmarks than the two-way 
national-regional blended update factor in a way that poses higher 
financial risk for ACOs under two-sided models, or that could 
jeopardize an ACO's continued participation in the Shared Savings 
Program under the financial performance monitoring policy described in 
Sec.  425.316(d), or both.\246\
---------------------------------------------------------------------------

    \246\ See 87 FR 69885.
---------------------------------------------------------------------------

    Under these simulations, we observed that the proposed change to 
the plurality competition would add over 97,800 assigned beneficiary 
person years to Shared Savings Program assignment (nearly 1 percent 
growth). In simulations, we found that 462 of 476 ACOs (or 97 percent) 
observed less than 1 percent growth, while the remaining 14 out of 476 
ACOs (3 percent) experienced growth greater than 4 percent, including 
one ACO that observed growth as large as 12 percent.
    Under simulations of the financial impacts, using PY 2024 data, we 
calculated ACOs' updated benchmark expenditures minus PY expenditures, 
to estimate impacts on gross savings/losses; with a resulting reduction 
in this amount indicating potentially lower shared savings, and greater 
liability for shared losses. We found that ACOs observed an average 
3.90 percent decrease in per capita gross savings/losses ($355 per 
capita) and an average 3.92 percent decrease in aggregate gross 
savings/losses. Average reductions in gross savings/losses were driven 
by two factors: (1) the simulated assignment method tended to add 
relatively more beneficiaries in the PY (2024) than they added in the 
benchmark years (2021, 2022, 2023); and (2) the added beneficiaries 
were substantially higher cost and had higher risk scores than 
beneficiaries assigned to ACOs under the existing assignment 
methodology. These two factors combined mean that ACOs' average 
benchmark expenditures increased by a relatively smaller degree than 
their PY expenditures increased, resulting in lower gross savings/
losses.
    Using PY 2024 data, we simulated the impact of the proposed 
approach to revising the assignment eligibility criteria and 
prospective assignment exclusion criteria based on Medicare enrollment 
status (described in section III.G.2.a.(2)(b) of this proposed rule). 
For purposes of simulating the proposed changes to the prospective 
assignment exclusion criteria based on Medicare enrollment status, it 
was important to recognize the ACO's selection of assignment 
methodology, to be able to accurately observe the impact of the 
proposed change. Therefore, we performed separate simulations for ACOs 
based on their selection of assignment methodology. For ACOs

[[Page 44032]]

under preliminary prospective assignment with retrospective 
reconciliation, we simulated the proposed change to assignment 
eligibility criteria using a 12-month assignment window that aligned 
with PY 2024. For ACOs under prospective assignment, we simulated the 
proposed change to assignment eligibility criteria using an offset 
assignment window from October 2022 through September 2023. In both 
cases, we identified beneficiaries with at least 1 month of Part A and 
Part B enrollment and no Medicare group health plan enrollment 
(including MA) during that same month during the applicable assignment 
window as being eligible for assignment. For ACOs under prospective 
assignment we further simulated application of the modified exclusion 
criteria applied at the end of PY 2024 based on CY 2024 data (making 
certain simplifying assumptions). To remain prospectively assigned 
under the simulated modified Medicare enrollment status criteria, the 
beneficiary had at least 1 month of Part A and Part B enrollment and no 
Medicare group health plan enrollment during the same month, during CY 
2024. For simulating financial impacts, we made the same assumptions as 
previously described in this discussion used to simulate the impact of 
the proposed changes to plurality competition, with respect to 
identifying benchmark years and related weights for ACOs, as well as 
the benchmarking methodology that was applied including the approach to 
adjusting and updating the historical benchmark.
    Based on our simulations, across all ACOs for PY 2024, we observe 
an increase of approximately 248,000 (2.45 percent) assigned 
beneficiary person years resulting from the proposed modifications to 
the assignment eligibility criteria and prospective assignment 
exclusion criteria based on Medicare enrollment status. We observed 
differing impacts on the assigned population for ACOs under prospective 
assignment versus preliminary prospective assignment with retrospective 
reconciliation, with the assigned population (in terms of assigned 
beneficiary person years) increasing with final assignment by 2.25 
percent versus 2.57 percent respectively. This difference is explained 
by the type of beneficiaries that are being added with use of modified 
assignment eligibility criteria and prospective assignment exclusion 
criteria based on Medicare enrollment status. We observed that a larger 
share of beneficiaries that are initially prospectively assigned were 
removed from final assignment because they transition to and remain in 
a Medicare group health plan during the PY.
    Under simulations of the financial impacts of modifying assignment 
criteria based on Medicare enrollment status, using PY 2024 data, we 
calculated ACOs' updated benchmark expenditures minus PY expenditures, 
to estimate impacts on gross savings/losses; with a resulting reduction 
in this amount indicating potentially lower shared savings, and greater 
liability for shared losses. We found that on average ACOs' PY per 
capita expenditures increased slightly more (by 0.60 percent) than 
benchmark per capita expenditures increased (by 0.43 percent), 
resulting in $20 lower average per capita gross savings/losses (-6.62 
percent). Overall impacts on aggregate gross savings/losses were also 
negative but relatively smaller, decreasing average ACO gross savings/
losses and program-wide gross savings/losses by 3.20 percent.
    We observed differences in average expenditures and risk scores by 
Medicare enrollment type (ESRD, disabled, aged/dual eligible Medicare 
and Medicaid beneficiaries, aged/non-dual eligible Medicare and 
Medicaid beneficiaries) among the beneficiary population added with the 
simulated changes in assignment compared to the population already 
assigned. Related findings are summarized in Table B-G1. Within the 
ESRD enrollment type, we observed a disproportionately higher number of 
additional beneficiaries compared to the other enrollment types. The 
added population of ESRD beneficiaries had, on average, largely similar 
per capita expenditures and lower average risk scores than already 
assigned ESRD beneficiaries. Within the disabled and aged/dual eligible 
enrollment types, the added populations of beneficiaries had, on 
average, higher per capita expenditures and higher average risk scores 
than the corresponding populations of already assigned beneficiaries. 
Within the aged/non-dual eligible enrollment type, the added population 
of beneficiaries had, on average, slightly lower per capita 
expenditures and lower average risk scores than already assigned aged/
non-dual eligible beneficiaries.

[[Page 44033]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.052

    For additional analysis on estimated impacts, we also refer readers 
to the Regulatory Impact Analysis in section VII. of this proposed 
rule. In the Regulatory Impact Analysis of this proposed rule, we 
describe the estimated financial impact of the proposed change to 
exclude from assignment calculations allowed charges for primary care 
services billed through a non-ACO TIN by an ACO professional used in 
assignment (described in section III.G.2.a.(2)(a) of this proposed 
rule), and the proposed changes to assignment eligibility criteria and 
prospective assignment exclusion criteria (described in section 
III.G.2.a.(2)(b) of this proposed rule). We explain that in combination 
the proposed changes to assignment would be estimated to result in 
higher net Federal savings, although the policies may also marginally 
decrease the number of ACOs participating in the Shared Savings Program 
as a result of assignment of higher cost beneficiaries to ACOs and 
reduced gross savings, while also increasing overall the number of 
beneficiaries assigned to Shared Savings Program ACOs. The collective 
proposed changes represent an opportunity to grow the number of 
Medicare FFS beneficiaries involved in accountable care relationships, 
and drive savings, which would advance us towards our goal to align 
spending and value in OM, and related strategic objectives (described 
in section III.G.1.a. of this proposed rule). The proposed change to 
assignment calculations (described in section III.G.2.a.(2)(a) of this 
proposed rule) would reduce the potential for differences in billing 
patterns by ACO professionals (inside and outside the ACO), for care of 
the same beneficiaries, to result in differences in assignment outcomes 
that advantage the ACO's financial performance, in particular billing 
that results in non-assignment of higher cost and higher risk 
beneficiaries. The proposed changes to assignment eligibility criteria 
and prospective assignment exclusion criteria based on Medicare 
enrollment status (described in section III.G.2.a.(2)(b) of this 
proposed rule), would allow for greater symmetry between the ACO 
assigned population and the assignable population, and help ensure 
consistency between Shared Savings Program calculations used in 
determining ACO financial performance. At this juncture, we believe the 
considerations outweigh the concern about the potential for attrition 
from the Shared Savings Program by ACOs unwilling to be held 
accountable for the quality and cost of care of this population of 
Medicare beneficiaries.
    We also note that we did not simulate the potential impact of the 
proposed changes to the assignment methodology on ACO quality 
performance. We refer readers to section III.G.3. of this proposed rule 
for a discussion of proposed changes to the Shared Savings Program 
quality performance standard and other quality reporting requirements. 
Given the relatively small increases in ACOs' assigned populations that 
are likely to result under the proposed changes to the assignment 
methodology, we anticipate there would be minimal impact on ACOs' 
reporting of quality measures for the expanded population of 
beneficiaries.
    We seek comment on the potential effects of the proposed changes to 
the assignment methodology on the composition of ACOs' assigned 
populations and ACOs' financial and quality performance. We also seek 
comment on the potential for these proposed changes to have unintended 
consequences for participation by ACOs, ACO participants, and ACO 
professionals, including with respect to their ability to meet Shared 
Savings Program goals for an expanded population of assigned 
beneficiaries which would result under the proposed changes to the 
Shared Savings Program assignment methodology.
(d) Implementation of Proposed Revisions to the Beneficiary Assignment 
Methodology
    As described in sections III.G.2.a.(2)(a) and (b) of this proposed 
rule, we are proposing changes to the Shared Savings Program 
beneficiary assignment methodology that would be applicable to all ACOs 
for the PY starting on January 1, 2028, and subsequent PYs. In this 
section of this proposed rule, we discuss impacts on certain program 
operations in additional detail, specifically: (1) the timing of 
applicability for the proposed approach in connection with the timing 
of the annual application cycle for ACOs to enter a new agreement 
period under the Shared Savings Program; (2)

[[Page 44034]]

applicability of the proposed approach to determining benchmark 
assignment and relatedly adjustments to historical benchmark 
calculations for ACOs participating in an existing agreement period; 
and (3) considerations specific to program reports and data which we 
make available to ACOs.
    Consistent with how we have implemented previous changes to the 
Shared Savings Program assignment methodology, we would use the revised 
methodology each time assignment is determined for a given benchmark 
year or PY and, as applicable, to determine the eligibility of ACOs 
applying to enter into or renew participation in the Shared Savings 
Program. Regarding the latter, applicant eligibility for PY 2027 will 
be determined during CY 2026. We would not be able to review public 
comments and decide whether to finalize the proposed changes in 
sufficient time to apply the revised criteria for PY 2027 applications. 
We use estimates for the ACO's benchmark year assignment in multiple 
determinations during Phase 1 of the application cycle, which concludes 
in mid-October 2026, before the CY 2027 PFS final rule will likely be 
issued.\247\ This includes, determining whether an ACO applicant meets 
the requirement for having at least 5,000 assigned beneficiaries (refer 
to Sec.  425.110(a)(1) and (a)(3)), determining whether an ACO meets 
the definition of a low revenue ACO for purposes of eligibility for the 
Advance Investment Payment option (refer to Sec.  425.630(b)(4)), and 
calculating the ACO's repayment mechanism amount (refer to Sec.  
425.204(f)). Additionally, we anticipate that the proposed revised 
approach to determining beneficiary assignment described in section 
III.G.2.a. of this proposed rule, if finalized, would require 
significant operational changes to the Shared Savings Program 
assignment methodology, which would take time to prepare in advance of 
initial use of the approach during the application process. For these 
reasons, we would not be able to apply the revised beneficiary 
assignment methodology for the PY starting on January 1, 2027, and we 
are proposing to apply this change beginning with the PY starting on 
January 1, 2028.
---------------------------------------------------------------------------

    \247\ See Medicare Shared Savings Program, Key Application 
Actions and Deadlines For Agreement Periods Beginning on January 1, 
2027, available at https://www.cms.gov/files/document/key-application-actions-deadlines.pdf.
---------------------------------------------------------------------------

    Additionally, we would apply the proposed revised approach (if 
finalized) to determining beneficiary assignment in establishing, 
adjusting, updating, and resetting historical benchmarks for ACOs 
entering new agreement periods beginning on January 1, 2028, and in 
subsequent years. Also consistent with how we have implemented previous 
changes to the assignment methodology, we would adjust benchmarks at 
the start of PY 2028 for all ACOs in agreement periods for which PY 
2028 is a second or subsequent PY. Accordingly, the ACOs' benchmarks 
would reflect the use of the same assignment rules as would apply in 
the PY (refer to Sec.  425.652(a)(9)).
    In accordance with the Shared Savings Program regulations under 
subpart H, we provide ACOs with certain aggregate reports and 
beneficiary-identifiable claims data on the ACO's assigned beneficiary 
population, to conduct health care operations work. We are committed to 
maintaining transparency of Shared Savings Program by providing ACOs 
with data related to the determination of their assigned population, 
and providing ACOs with data on their assigned population to aid in 
their operations under the Shared Savings Program. Under Sec.  425.704, 
we provide ACOs with monthly claim and claim line feed (CCLF) files 
with beneficiary-identifiable data, which include Parts A, B, and D 
data.\248\ Further, in accordance with Sec.  425.702, we provide ACOs 
with Shared Savings Program reports which include aggregate and 
beneficiary-identifiable information on their assigned population near 
the start of each PY, during each quarter, and in conjunction with 
annual financial reconciliation.249 250 We anticipate 
updating the Shared Savings Program's publicly available specification 
documents, programmatic resources, and program reports to include 
information that would help ACOs understand their assigned population 
and the population of beneficiaries eligible to be assigned under the 
revised assignment methodology (if finalized).
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    \248\ See for example, CMS, ``Accountable Care Organization--
Operational System (ACO-OS), Claim and Claim Line Feed (CCLF) 
Information Packet (IP)'' (version 43.0, 5/13/2026), available at 
https://www.cms.gov/files/document/cclf-information-packet.pdf.
    \249\ See, for example, Medicare Shared Savings Program, 
``Shared Savings and Losses, Assignment and Quality Performance 
Standard Methodology Specifications'' (April 2026, Version #14), 
available at https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0 (Appendix F: Report Descriptions).
    \250\ CMS has made publicly available the PY 2026 Shared Savings 
Program Report templates through the ``Program Guidance & 
Specifications'' web page of the Shared Savings Program website, at 
https://www.cms.gov/medicare/payment/fee-for-service-providers/shared-savings-program-ssp-acos/guidance-regulations.
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b. Proposed Revisions to the Definition of Primary Care Services Used 
in Shared Savings Program Beneficiary Assignment
(1) Background
    Section 1899(c)(1) of the Act, as amended by the 21st Century Cures 
Act and the Bipartisan Budget Act of 2018, provides that the Secretary 
shall determine an appropriate method to assign Medicare FFS 
beneficiaries to an ACO based on their utilization of primary care 
services provided by physicians in the ACO who are ACO professionals 
and, in the case of PYs beginning on or after January 1, 2019, services 
provided by a FQHC or RHC. However, the statute does not specify a list 
of services considered to be primary care services for purposes of 
beneficiary assignment.
    In the November 2011 final rule (76 FR 67853), we established the 
initial list of services, identified by Current Procedural Terminology 
(CPT) and Healthcare Common Procedure Coding System (HCPCS) codes, that 
we considered to be primary care services. In that final rule, we 
indicated that we intended to monitor CPT and HCPCS codes and would 
consider making changes to the definition of primary care services to 
add or delete codes used to identify primary care services if there 
were sufficient evidence that revisions were warranted. We have updated 
the list of primary care service codes in subsequent rulemaking (refer 
to 80 FR 32746 through 32748; 80 FR 71270 through 71273; 82 FR 53212 
and 53213; 83 FR 59964 through 59968; 85 FR 27582 through 27586; 85 FR 
84747 through 84756; 85 FR 84785 through 84793; 86 FR 65273 through 
65279; 87 FR 69821 through 69825; 88 FR 79163 through 79174; 89 FR 
98087 through 98101; 90 FR 49794 through 49797) to reflect additions or 
modifications to the codes that have been recognized for payment under 
the PFS and to incorporate other changes to the definition of primary 
care services for purposes of the Shared Savings Program. For the PY 
starting on January 1, 2025, and subsequent PYs, we defined primary 
care services for purposes of assigning beneficiaries to ACOs under 
Sec.  425.402 at Sec.  425.400(c)(1)(ix).
(2) Proposed Revisions
    Based on continued review of the HCPCS and CPT codes that are 
currently used for payment under the PFS or that we are proposing to 
use for payment

[[Page 44035]]

under the PFS starting in CY 2027, we have determined it would be 
appropriate to propose to amend the definition of primary care services 
used in the Shared Savings Program assignment methodology to include 
certain additional codes for the PY starting on January 1, 2027, and 
subsequent PYs, to remain consistent with billing and coding under the 
PFS.
    We propose to specify a revised definition of primary care services 
used for assignment for the PY starting on January 1, 2027, and 
subsequent PYs in a new provision of the Shared Savings Program at 
Sec.  425.400(c)(1)(xi) to include the list of HCPCS and CPT codes 
specified at Sec.  425.400(c)(1)(x), as well as the following 
additions: Screening, Brief Intervention, and Referral to Treatment 
(SBIRT) (HCPCS codes G2011, G0396, and G0397), Vaccine Adverse Effects 
Management (HCPCS code GADV1), Advance Care Planning (HCPCS codes GACP1 
and GACP2), if finalized under OM payment policy.
    We propose to use the new provision at Sec.  425.400(c)(1)(xi) for 
determining beneficiary assignment for the PY starting on January 1, 
2027, and in subsequent PYs.
    The following provides additional information about the CPT and 
HCPCS codes that we are proposing to add to the definition of primary 
care services used for purposes of beneficiary assignment:
     Screening, Brief Intervention, and Referral to Treatment 
(HCPCS G2011, G0396, and G0397): The purpose of the SBIRT program is to 
implement the screening, brief intervention, and referral to treatment 
public health model for children, adolescents, and/or adults in primary 
care and community health settings (for example, health centers, 
hospital systems, health maintenance organizations (HMOs), preferred-
provider organizations (PPOs) health plans, Federally Qualified Health 
Centers (FQHC), behavioral health centers, pediatric health care 
providers, children's hospitals, etc.) and schools with a focus on 
screening for underage drinking, opioid use, and other substance 
use.\251\ SBIRT \252\ has three major components:
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    \251\ https://www.samhsa.gov/substance-use/treatment/sbirt.
    \252\ https://www.cms.gov/outreach-and-education/medicare-learning-network-mln/mlnproducts/downloads/sbirt_factsheet_icn904084.pdf.
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    (1) Screening: Screen or assess a patient for risky substance use 
behaviors with standardized assessment tools (known as Medicare 
Structured Assessment) to identify the appropriate level of care. 
Screening quickly assesses a patient's substance use severity and 
identifies the appropriate treatment level;
    (2) Brief Intervention: Brief intervention increases substance use 
insight and awareness and motivates behavioral change. Engage the 
patient in a short conversation to increase their awareness of risky 
substance use behaviors and provide feedback, motivation, and advice; 
and
    (3) Referral to Treatment: Refer patients whose assessment or 
screening shows a need for additional services to specialty care 
treatment using specific tools such as Alcohol Use Disorders 
Identification Test (AUDIT) Manual or Drug Abuse Screening Test (DAST).
    These three codes include screening and counseling services similar 
to counseling and other evaluation and management services already 
included in the definition of primary care services used for purposes 
of assignment. In the CY 2019 PFS final rule (83 FR 59965 through 
59969), we finalized the addition of HCPCS G0442 (Annual alcohol misuse 
screening, 15 minutes) and G0443 (Alcohol misuse counseling) to the 
definition of primary care services used for purposes of assignment. In 
the CY 2024 PFS final rule (88 FR 79163 through 79175) we finalized the 
addition of CPT codes 99406 and 99407 for smoking and tobacco-use 
cessation counseling services. We also finalized the inclusion of 
G2086, G2087, and G2088 for office-based opioid use disorder services 
in the definition of primary care services used for purposes of 
assignment. Since HCPCS codes G2011, G0396, and G0397 include screening 
and documentation related to alcohol misuse, similar to G0442 and 
G0443, we believe this supports the inclusion of these HCPCS codes in 
the definition of primary care services.
     Vaccine Adverse Effects Management (HCPCS code GADV1): In 
section II.E. of this proposed rule, we are proposing an add-on payment 
for diagnosis and management of a suspected vaccine adverse reaction 
for services going above and beyond those captured in an E/M visit. 
These services entail listening to patient concerns, answering 
questions, and building trust; selecting diagnosis strategies and 
conveying information in a manner specific to the clinical situation 
and individual patient needs; providing patients with appropriate 
resources; and planning with patients the treatment of symptoms of 
vaccine adverse effects. We propose that this add-on code, HCPCS code 
GADV1 (Office or other outpatient evaluation and management service(s) 
for the diagnosis and treatment of vaccine adverse effects, new or 
established patient; each 15 minutes personally performed by the 
physician or qualified healthcare professional (list separately in 
addition to CPT codes 99202, 99203, 99204, 99205, 99211, 99212, 99213, 
99214, 99215, 99341, 99342, 99344, 99345, 99347, 99348, 99349, 99350)), 
would be payable when a physician or NPP: (1) establishes and documents 
a temporal relationship to vaccination, and (2) performs a medically 
appropriate assessment to rule out alternative causes. Since, as 
proposed, this service is an add-on payment for diagnosis and 
management of a suspected vaccine adverse reaction for services going 
above and beyond those captured in an evaluation and management (E/M) 
visit we believe these services will likely be provided by the 
clinician that is responsible for the overall care of the beneficiary 
and should, therefore, be included in the definition of primary care 
services used for purposes of assignment.
    We have, over time, proposed separate payment and coding in 
instances where E/M codes may not reflect all the services and 
resources required to furnish comprehensive, coordinated care 
management for certain categories of beneficiaries which were then 
incorporated into the definition of primary care services used for 
purposes of assignment (see, for example: Transitional Care Management 
(77 FR 68978 through 68994), Chronic Care Management (78 FR 43337 
through 43343), Advance Care Planning (80 FR 70955 through 70959)). 
Similarly, we believe that the inclusion of GADV1 for the assessment 
and treatment of vaccine adverse effects represents services and 
resources supportive of the furnishing of comprehensive, coordinated 
care management that are not reflected in E/M codes and therefore 
should be included in the definition of primary care services used for 
purposes of assignment. Further, the valuation of this service is 
crosswalked to HCPCS code G2212, which is included in the definition of 
primary care services used for purposes of assignment.
     Advance Care Planning (HCPCS codes GACP1 and GACP2): As 
discussed in section II.G. of this proposed rule, we are proposing to 
create two new HCPCS codes to describe advance care planning services 
furnished by clinical staff under the direct supervision of the billing 
physician or other practitioner: HCPCS G-code GACP1 (Advance care 
planning including the explanation and discussion of advance directives 
such as standard forms (with completion of

[[Page 44036]]

such forms, when performed), first 20 minutes of clinical staff time 
with the patient, family member(s), directed by a treating physician or 
other treating qualified health care professional) and GACP2 (Advance 
care planning including the explanation and discussion of advance 
directives such as standard forms (with completion of such forms, when 
performed), each additional 20 minutes with the patient, family 
member(s), directed by a treating physician or other treating qualified 
health care professional (List separately in addition to code for 
primary procedure)) and proposing that the existing CPT codes 99497 and 
99498 would only be used to report time personally spent by the billing 
practitioner. We believe that this new coding would more accurately 
distinguish and value the work of the billing practitioners, from time 
that is spent by their clinical staff in the provision of advance care 
planning services. As discussed in section II.G of this proposed rule, 
CMS emphasizes that clinicians must not, under any circumstances, 
attempt to influence their patients' decisions with respect to ACP.
    In the CY 2019 PFS final rule (83 FR 59965 through 59968), we 
finalized the inclusion of advance care planning CPT codes 99497 and 
99498 in the definition of primary care services under the Shared 
Savings Program because the services provided as part of advance care 
planning include counseling and other E/M codes similar to the services 
included in Annual Wellness Visits and other E/M codes that are already 
included in the list of primary care services used for purposes of 
assignment. We continue to believe that the care billed under advance 
care planning CPT and HCPCS codes would be considered primary care, and 
as such, believe that the new proposed HCPCS that represent clinical 
time provided under direct supervision should be included in the 
definition of primary care services used for purposes of assignment.
    As part of this revised definition of primary care services used 
for assigning beneficiaries at Sec.  425.402, we propose to incorporate 
a provision at Sec.  425.400(c)(1)(xi)(C), specifying that the primary 
care service codes for purposes of assigning beneficiaries include a 
CPT code identified by CMS that directly replaces a CPT code specified 
at Sec.  425.400(c)(1)(xi)(A) or a HCPCS code specified at Sec.  
425.400(c)(1)(xi)(B), when the assignment window or expanded window for 
assignment (as defined at Sec.  425.20) for a benchmark year or PY 
includes any day on or after the effective date of the replacement code 
for payment purposes under FFS Medicare.
    We also propose a technical modification to the introductory text 
in Sec.  425.400(c)(1)(x), to limit the applicability of that provision 
to the PY starting on January 1, 2026. This change is necessary so that 
we can effectuate Sec.  425.400(c)(1)(xi) as explained in this section 
of this proposed rule to apply for the PY starting on January 1, 2027, 
and subsequent PYs.
    We seek comments on these proposed changes to the definition of 
primary care services used for assigning beneficiaries at Sec.  
425.400(c)(1)(xi) to Shared Savings Program ACOs for the PY starting on 
January 1, 2027, and subsequent PYs, and related technical change. We 
also seek comments on any other existing or new HCPCS or CPT codes 
proposed elsewhere in this proposed rule that we should consider adding 
to the definition of primary care services for purposes of assignment 
in future rulemaking.
3. Quality Performance Standard and Other Quality Reporting 
Requirements
a. Overview
    Section 1899(b)(3)(C) of the Act states that the Secretary shall 
establish quality performance standards to assess the quality of care 
furnished by Shared Savings Program ACOs and seek to improve the 
quality of care furnished by Shared Savings Program ACOs over time by 
specifying higher standards, new measures, or both for purposes of 
assessing such quality of care. As we stated in the November 2011 final 
rule establishing the Shared Savings Program (76 FR 67872), our 
principal goal in selecting quality measures for Shared Savings Program 
ACOs has been to identify measures of success in the delivery of high-
quality healthcare at the individual and population levels. In the 
November 2011 final rule, we established a quality measure set spanning 
four domains: patient experience of care, and wherever practicable, 
caregiver experience of care; care coordination/patient safety; 
preventative health; and at-risk population (76 FR 67872 through 
67891). We have subsequently updated the measures that comprise the 
quality measure set for the Shared Savings Program through rulemaking 
in the CY 2015, 2016, 2017, 2019, 2021, 2023, 2024, 2025, and 2026 PFS 
final rules (79 FR 67907 through 67921, 80 FR 71263 through 71269, 81 
FR 80484 through 80489, 83 FR 59708 through 59715, 85 FR 84733 through 
84734, 87 FR 69860 through 69863, 88 FR 79112 through 79114, 89 FR 
98124 through 98132, and 90 FR 49797 through 90 FR 49822, 
respectively).
b. Proposal To Extend the Availability of the MIPS CQMs Collection Type 
and the MIPS CQM Reporting Incentive for Shared Savings Program ACOs
(1) Background
    In the CY 2025 PFS proposed rule, we proposed to streamline the 
collection types available for Shared Savings Program ACOs reporting 
the APM Performance Pathway (APP) Plus quality measure set to the eCQMs 
and Medicare CQMs collection types for PY 2025 and subsequent PYs (89 
FR 61856 and 61857). We also stated that our proposal to establish the 
APP Plus quality measure set to align with the Adult Universal 
Foundation measure set should aim to prioritize the eCQMs collection 
type--the gold standard collection type that underlies the Digital 
Quality Measurement Strategic Roadmap (available at https://ecqi.healthit.gov/sites/default/files/CMSdQMStrategicRoadmap_032822.pdf)--and use Medicare CQMs as the 
transition step on our building-block approach for Shared Savings 
Program ACOs' progress to adopt digital quality measurement (89 FR 
61838). As stated in the CY 2025 PFS final rule (89 FR 98107), many 
commenters expressed concern with the proposal to eliminate the MIPS 
CQMs collection type for Shared Savings Program ACOs beginning in PY 
2025. These commenters stated that eliminating the MIPS CQMs collection 
type would cause administrative burden due to Shared Savings Program 
ACOs having disparate electronic health records (EHRs) and experiencing 
reporting challenges with the submission of the eCQMs collection type. 
Several commenters noted that their efforts and resources would need to 
focus on determining the best reporting approaches at the expense of 
innovations that support patients. Some commenters stressed the 
challenges related to prior investments made in MIPS CQM reporting 
infrastructure that would be wasted following the elimination of the 
MIPS CQM collection type. Several of these commenters stated that 
having limited notice from CMS that the MIPS CQMs collection type would 
not be available to Shared Savings Program ACOs reporting the APP Plus 
quality measure set provides Shared Savings Program ACOs with only a 
few months to pivot to another option if the proposal not to include 
MIPS CQMs in the APP Plus quality measure set was finalized. One 
commenter objected to the exclusion of

[[Page 44037]]

the MIPS CQMs collection type from the APP Plus quality measure set and 
stated MIPS CQMs allow Shared Savings Program ACOs to leverage multiple 
data sources beyond just electronic medical record (EMR) data, 
including claims data, as an important component to ensuring the 
accuracy and completeness of data reported. Lastly, many commenters 
encouraged us to consider extending the availability of the MIPS CQMs 
collection type for Shared Savings Program ACOs and requested that the 
collection type remain available for an additional 1 to 3 years (89 FR 
98107).
    In response to these comments, we stated in the CY 2025 PFS final 
rule (89 FR 98107) that we acknowledged commenters' feedback regarding 
the challenges associated with not having MIPS CQM available to Shared 
Savings Program ACOs as a collection type for reporting the APP Plus 
quality measure set. We agreed with commenters that additional time was 
needed for Shared Savings Program ACOs that have invested in MIPS CQMs 
to transition to eCQMs and that having MIPS CQMs as a reporting option 
would allow Shared Savings Program ACOs to gain experience with all 
payer quality measure data collection and reporting before MIPS CQMs 
are phased out as a collection type for Shared Savings Program ACOs. We 
also stated that we were aware that some Shared Savings Program ACOs 
had already contracted with vendors for the MIPS CQMs collection type 
at their own expense, and that for these Shared Savings Program ACOs, 
additional time to transition to the eCQMs collection type was 
desirable. In addition, we expressed our understanding that the MIPS 
CQMs collection type allows Shared Savings Program ACOs to leverage 
multiple data sources beyond just EMR data, thereby allowing for 
improved accuracy and completeness of data submitted with this 
collection type. For these reasons, we finalized in the CY 2025 PFS 
final rule that we would provide Shared Savings Program ACOs with the 
option to use the MIPS CQMs collection type for 2 additional PYs (that 
is, PYs 2025 and 2026) when reporting the APP Plus quality measure set. 
We stated that we believed making the MIPS CQMs collection type 
available for Shared Savings Program ACOs for 2 additional PYs would 
fairly balance investments Shared Savings Program ACOs have already 
made with the MIPS CQMs collection type and CMS' long-term goals of 
adopting digital quality measurement. As finalized in the CY 2025 PFS 
final rule, the collection types available to Shared Savings Program 
ACOs reporting the APP Plus quality measure set for PY 2025 and 
subsequent years recognized the need for some Shared Savings Program 
ACOs to build the infrastructure, skills, knowledge, and expertise 
necessary to report all payer/all patient measures while incentivizing 
Shared Savings Program ACOs to transition to eCQMs (89 FR 98107). We 
also stated that MIPS CQMs would no longer be available starting in PY 
2027 and that we would continue to monitor the uptake of collection 
types by Shared Savings Program ACOs in the coming years (89 FR 98107).
    In the CY 2023 PFS final rule, we extended the incentive for 
reporting eCQMs/MIPS CQMs through PY 2024 to align with the timeline 
for sunsetting of the CMS Web Interface reporting option and to allow 
Shared Savings Program ACOs an additional year to gauge their 
performance on the eCQMs/MIPS CQMs before full reporting of the 
measures were required beginning in PY 2025 (87 FR 69836 through 69838 
and 89 FR 98121). We originally adopted this incentive in the CY 2022 
PFS final rule to encourage Shared Savings Program ACOs to begin the 
transition to eCQM/MIPS CQM reporting in PYs 2022 and 2023 (86 FR 
65269).
    To continue to align the reporting incentive with the MIPS CQMs 
collection type, in the CY 2025 PFS final rule (89 FR 98123 and 98124), 
we extended the reporting incentive to Shared Savings Program ACOs 
reporting MIPS CQMs in PYs 2025 and 2026 to further support Shared 
Savings Program ACOs in meeting the Shared Savings Program quality 
performance standard for sharing in savings at the maximum rate under 
its track.
    Specifically, we finalized that for PYs 2025 and 2026, a Shared 
Savings Program ACO will meet the quality performance standard used to 
determine eligibility for maximum shared savings and to avoid maximum 
shared losses, if applicable:
     If the Shared Savings Program ACO reports all of the 
eCQMs/MIPS CQMs in the APP Plus quality measure set applicable for a 
PY, meeting the data completeness requirement at Sec.  414.1340 for all 
eCQMs/MIPS CQMs, and;
     Achieves a quality performance score equivalent to or 
higher than the 10th percentile of the performance benchmark on at 
least one of the outcome measures in the APP Plus quality measure set, 
and; of the performance benchmark on at least one of the remaining 
measures in the APP Plus quality measure set.
    Over the past 2 years, we have developed a greater understanding of 
the challenges Shared Savings Program ACOs face in reporting eCQMs and 
transitioning to digital quality measurement. Comments stated in the CY 
2025 PFS final rule (89 FR 98107), responses to the RFI on deregulation 
and other forums, and feedback from Shared Savings Program ACOs and 
other interested parties expressed concerns about increased 
administrative burden and Shared Savings ACO's prior investments in 
MIPS CQM reporting infrastructure that would be wasted if the MIPS CQMs 
collection type was eliminated and encouraged CMS to preserve the MIPS 
CQMs collection type and the corresponding MIPS CQM reporting incentive 
during the transition to digital quality measurement. By extending the 
MIPS CQMs collection type and the corresponding MIPS CQM reporting 
incentive, Shared Savings Program ACOs could continue to utilize 
investments already made in MIPS CQM reporting infrastructure while 
taking steps towards making the full transition to digital quality 
measurement. After considering the feedback we received, we believe 
that the widespread adoption of the all payer/all patient collection 
types will require further time and support.
    In the CY 2025 PFS final rule, we stated that we intend to fully 
transition to digital quality measurement in CMS quality reporting and 
value-based purchasing programs (89 FR 98106). We also reiterated the 
numerous benefits to using eCQMs, including their use of electronic 
standards that reduce the burden of manual extraction and reporting for 
measured entities, their use of clinical data to assess the outcomes of 
treatment by measured entities, and their fostering of access to real-
time data for point of care quality improvement and decision support 
(89 FR 98106).
    We refer readers to the Fast Healthcare Interoperability 
Resources[supreg] (FHIR[supreg])-Based Digital Quality Measurement in 
the Quality Payment Program and other CMS Quality Programs--RFI in 
section IV.A.4.c. of this proposed rule. In that section, we state that 
we are advancing quality measurement by transitioning existing quality 
measures and reporting processes to FHIR-based digital approaches and 
requesting public comment on the timeline for transitioning to FHIR-
based quality measurement. We also state that we request input from 
interested parties, ahead of future policy decisions, on developing a 
phased transition to FHIR-based digital quality reporting for 
applicable measures (that is, the 5 eCQMs and Medicare eCQMs in the

[[Page 44038]]

APP Plus quality measure set as proposed in section IV.A.4.b.(2) of 
this proposed rule) under which we would introduce a 2-year transition 
period beginning with PY 2028. During the transition period, existing 
quality reporting options for Shared Savings Program ACOs (that is, 
eCQMs, MIPS CQMs, Medicare CQMs, and the proposed Medicare eCQMs), 
would continue to be available while FHIR-based digital quality measure 
(dQM) options are introduced for selected measures. For Shared Savings 
Program ACOs, the transition to FHIR-based dQMs builds upon the 
existing eCQM reporting infrastructure used for the APP Plus quality 
measure set (including APP/APP Plus measure alignment and current 
electronic reporting approaches) while introducing FHIR-based 
specifications for dQMs and related software tools, such as the Measure 
Authoring Development Integrated Environment (MADiE), so that Shared 
Savings Program ACOs would have a feasible pathway to adopt FHIR-based 
quality measurement. Following this transition period, beginning with 
PY 2030, FHIR-based reporting would be required for those applicable 
measures that were available as FHIR-based dQM reporting options during 
the transition period. As discussed in section IV.A.4.c. of this 
proposed rule, by PY 2030, Shared Savings Program ACOs would need to be 
prepared to report each applicable APP Plus measure via FHIR-based 
digital quality reporting where a FHIR-based dQM specification exists 
for that measure. For APP Plus measures that do not have FHIR-based dQM 
specifications following the transition period, Shared Savings Program 
ACOs would continue to use applicable existing reporting mechanisms 
(for example, MIPS CQMs, Medicare CQMs, eCQM reporting via QRDA files, 
and proposed Medicare eCQMs) until FHIR-based dQM options are developed 
and adopted through future rulemaking.
    Table B-G2 illustrates the timeline for the transition to FHIR-
based quality reporting for Shared Savings Program ACOs, as described 
in section IV.A.4.c. of this proposed rule, as well as potential future 
quality performance scoring considerations subject to future notice and 
comment rulemaking. We note that between January 21, 2026, and February 
23, 2026, CMS posted and sought public comment on draft FHIR-based 
digital specifications for 49 eligible clinician dQMs. This posting of 
draft specifications included specifications for the 5 measures in the 
APP Plus quality measure set that currently are available under the 
eCQMs, MIPS CQMs, and Medicare CQMs collection types (https://ecqi.healthit.gov/sites/default/files/FHIR-Public-Comment-Webinar-CMS-20260121.pdf).
[GRAPHIC] [TIFF OMITTED] TP16JY26.053

(2) Proposed Revisions
    In light of the concerns raised by Shared Savings Program ACOs and 
other interested parties, and our commitment to supporting Shared 
Savings Program ACOs in the transition to dQM reporting, we propose to 
extend the availability of the MIPS CQMs collection type for Shared 
Savings

[[Page 44039]]

Program ACOs reporting the APP Plus quality measure set for PY 2027 and 
subsequent PYs. We believe that the removal of the MIPS CQMs collection 
type for ACOs during this transition would be disruptive considering 
there was a significant increase in the number of Shared Savings 
Program ACOs that reported MIPS CQMs in PY 2025 compared to PYs 2023 
and 2024. Based on initial PY 2025 MIPS quality submission data, Shared 
Savings Program ACOs are continuing to report the APP Plus quality 
measure set using the MIPS CQMs collection type, where 140 out of 472 
financially reconciled ACOs reported at least one MIPS CQM; whereas 33 
out of 453 financially reconciled Shared Savings Program ACOs in PY 
2023 and 36 out of 476 financially reconciled Shared Savings Program 
ACOs in PY 2024 reported at least one MIPS CQM.
    Maintaining the availability of the MIPS CQMs collection type for 
PY 2027 and subsequent PYs would eliminate the administrative burden 
associated with Shared Savings Program ACOs changing their current 
quality reporting collection type to another collection type after PY 
2026 when the MIPS CQMs collection type would no longer be available 
under the policy finalized in the CY 2025 PFS final rule (89 FR 98123) 
and would also allow Shared Savings Program ACOs to focus their 
resources and efforts on the transition to dQM reporting instead.
    Subject to future notice and comment rulemaking, we anticipate 
sunsetting the MIPS CQMs collection type beginning in PY 2030, when 
FHIR-based reporting becomes mandatory for all the eCQMs and the 
proposed Medicare eCQMs in the APP Plus quality measure set. As 
discussed in the FHIR-Based Digital Quality Measurement in the Quality 
Payment Program and Other CMS Quality Programs--RFI in section 
IV.A.4.c. of this proposed rule, we are requesting feedback on the 
phased timeline for FHIR-based reporting which starts with a 2-year 
transition period followed by required FHIR-based reporting for 
applicable measures.
    To continue to align the reporting incentive with the MIPS CQMs 
collection type, we propose to extend the reporting incentive to Shared 
Savings Program ACOs reporting MIPS CQMs for PY 2027 and subsequent PYs 
to further support Shared Savings Program ACOs in meeting the Shared 
Savings Program quality performance standard for sharing in savings at 
the maximum rate under its track. Specifically, we propose that for PY 
2027 and subsequent PYs, a Shared Savings Program ACO will meet the 
quality performance standard used to determine eligibility for maximum 
shared savings and to avoid maximum shared losses, if applicable:
     If the Shared Savings Program ACO reports all of the 
eCQMs/MIPS CQMs in the APP Plus quality measure set applicable for a 
PY, meeting the data completeness requirement at Sec.  414.1340 for all 
eCQMs/MIPS CQMs, and;
     Achieves a quality performance score equivalent to or 
higher than the 10th percentile of the performance benchmark on at 
least one of the outcome measures in the APP Plus quality measure set, 
and;
     Achieves a quality performance score equivalent to or 
higher than the 40th percentile of the performance benchmark on at 
least one of the remaining measures in the APP Plus quality measure 
set.
    Based on a CMS analysis of PY 2024 Shared Savings Program ACO 
quality results, 26 Shared Savings Program ACOs reported MIPS CQMs and 
met the Shared Savings Program quality performance standard by meeting 
the criteria for the MIPS CQM reporting incentive, through which they 
were eligible to receive maximum shared savings and avoid maximum 
shared losses (if applicable) for their track regardless of their 
quality score. These 26 Shared Savings Program ACOs did not achieve a 
quality score at or above the 40th percentile MIPS quality performance 
category score value, which is one of the pathways for meeting the 
quality performance standard, and therefore, would not have met the 
quality performance standard without the MIPS CQM reporting incentive.
    We will continue to assess the appropriateness of having the MIPS 
CQMs collection type being an available collection type for Shared 
Savings Program ACOs along with the associated MIPS CQM reporting 
incentive. Subject to future notice and comment rulemaking, we 
anticipate sunsetting the MIPS CQM reporting incentive when we 
introduce the 2-year transition period beginning with PY 2028 during 
which the existing quality reporting options for Shared Savings Program 
ACOs (that is, eCQMs, MIPS CQMs, Medicare CQMs, and the proposed 
Medicare eCQMs) would continue to be available while FHIR-based dQM 
reporting options are introduced for selected measures (that is, the 5 
eCQMs and the proposed Medicare eCQMs in the APP Plus quality measure 
set as proposed in section IV.A.4.b.(2) of this proposed rule).
    We note that, in section III.G.3.d.(3) of this proposed rule, we 
are proposing to create the Medicare eCQMs collection type, which would 
be a new collection type for PY 2027 and subsequent PYs. As part of our 
proposal to extend the availability of the MIPS CQMs collection type 
and the MIPS CQM reporting incentive for PY 2027 and subsequent PYs, 
Sec.  425.512(a) would contain the following information:
     Under paragraph (a)(2)(iv), we would specify that the 
paragraph applies to eCQMs/MIPS CQMs/Medicare CQMs/Medicare eCQMs.
     Under paragraph (a)(5)(i)(B), we would specify that the 
paragraph applies to PY 2025 and subsequent PYs.
     We would remove paragraph (a)(5)(i)(C).
     We would revise paragraph (a)(5)(iii)(C) to specify that 
it applies to eCQMs/MIPS CQMs/Medicare CQMs/Medicare eCQMs.
    We are seeking public comments on our proposals to extend the 
availability of the MIPS CQMs collection type for Shared Savings 
Program ACOs and the MIPS CQM reporting incentive for PY 2027 and 
subsequent PYs.
c. Proposal To Extend the Scoring of Shared Savings Program ACOs 
Reporting Medicare CQMs Using Flat Benchmarks
(1) Background
    In the CY 2024 PFS final rule (88 FR 79110), we finalized our 
proposal to establish Medicare CQMs and new benchmarks for scoring 
Shared Savings Program ACOs on the Medicare CQMs under MIPS in 
alignment with MIPS benchmarking policies. Because historical Medicare 
CQM data would not be available, we finalized that for PYs 2024 and 
2025, we would score Medicare CQMs using performance period benchmarks. 
We also finalized that, for PY 2026 and subsequent PYs, when baseline 
period data became available to establish historical benchmarks in a 
manner that is consistent with the MIPS benchmarking policies at Sec.  
414.1380(b)(1)(ii), we would score Medicare CQMs using historical 
benchmarks.
    As stated in the CY 2024 PFS final rule (88 FR 79109 and 79110), a 
few commenters expressed concern about Shared Savings Program ACOs 
being compared only to other Shared Savings Program ACOs that report 
Medicare CQMs. As part of their concern, they referenced that Medicare 
CQMs would be available only to Shared Savings Program ACOs. One 
commenter stated their preference to have their quality performance 
compared to all other participants on these measures, while another 
commenter stated that CMS

[[Page 44040]]

should stop measuring Shared Savings Program ACOs against each other 
and instead measure Shared Savings Program ACOs on a national standard 
so that all ACOs can pass and do not lose out on savings due to 
arbitrary quality decile cut points. In our response to these comments, 
we stated that given that benchmarks are specific to each collection 
type and that since we proposed to establish Medicare CQMs as a new 
collection type for only Shared Savings Program ACOs, only Shared 
Savings Program ACO data will be available to benchmark Medicare CQMs. 
For these reasons, we stated that it was appropriate to establish 
benchmarks for Medicare CQMs that were consistent with MIPS 
benchmarking policies (88 FR 79110). We also stated that Shared Savings 
Program ACOs that prefer to be compared to clinicians at large could do 
so by reporting eCQMs or MIPS CQMs, for which CMS calculates a 
benchmark using data reported by MIPS eligible clinicians reporting 
under the chosen collection type.
    In the CY 2025 PFS final rule (89 FR 98117), we stated that in PY 
2022, Shared Savings Program ACOs had a higher average performance on 
quality measures they were required to report to share in savings 
compared to other similarly sized clinician groups not in the Shared 
Savings Program. This included statistically significant higher 
performance for quality measures related to diabetes and blood pressure 
control; breast cancer and colorectal cancer screening; tobacco 
screening and smoking cessation; and depression screening and follow-
up. We further stated that in shifting to Medicare CQMs, Shared Savings 
Program ACOs' quality performance would be benchmarked against other 
Shared Savings Program ACOs only reporting Medicare CQMs. We explained 
that since Shared Savings Program ACOs are high performers relative to 
comparably sized MIPS groups, benchmarking Medicare CQMs using only 
Shared Savings Program ACO data would lower some Shared Savings Program 
ACOs' MIPS measure achievement points on those measures. In other 
words, high-performing Shared Savings Program ACOs could earn lower 
measure achievement points relative to comparable MIPS groups because 
the Medicare CQM benchmarking pool is comprised of higher-than-average 
performance data. This would, in effect, create a ``tournament 
approach'' to scoring Medicare CQMs wherein Shared Savings Program ACOs 
must compete with other Shared Savings Program ACOs to earn measure 
achievement points.
    In the CY 2025 PFS final rule, we finalized our proposal to add 
Sec.  414.1380(b)(1)(ii)(F) to state that beginning in the CY 2025 
performance period/2027 MIPS payment year, measures of the Medicare 
CQMs collection type would be scored using flat benchmarks for their 
first 2 performance periods in MIPS (89 FR 98120). We further stated 
that the use of flat benchmarks would allow Shared Savings Program ACOs 
with high scores to earn maximum or near maximum achievement points 
while allowing room for quality improvement and rewarding that 
improvement in subsequent years (89 FR 98118). Use of flat benchmarks 
also helps to ensure that Shared Savings Program ACOs with high quality 
performance on a measure are not penalized as low performers (89 FR 
98118).
    As stated in the CY 2025 PFS final rule, many commenters supported 
the proposal to score Shared Savings Program ACOs reporting Medicare 
CQMs using flat benchmarks (89 FR 98119). One commenter stated that it 
will be a difficult transition for ACOs to progress from the CMS Web 
Interface attestation method to CQM/eCQM reporting and that Medicare 
CQM flat benchmarking will remove uncertainty from Shared Savings 
Program ACO attestation to Medicare CQMs as they will no longer have to 
rely on benchmarking based upon the PY (89 FR 98119). Additionally, 
many commenters recommended that flat benchmarks for Medicare CQM be 
made permanent rather than for 2 years and noted that flat benchmarks 
make Medicare CQM scoring more predictable (89 FR 98120). One commenter 
recommended that CMS consider extending the flat benchmark scoring 
policies for Medicare CQMs beyond each measure's first 2 performance 
periods and some commenters recommended that CMS retroactively apply 
the flat benchmark policy for the 2024 performance period (89 FR 
98120).
    In response to comments on the proposals in the CY 2026 PFS final 
rule (90 FR 49812) related to removing the population and income 
adjustment applied to a Shared Savings Program ACO's quality score 
beginning in PY 2025, one commenter stated that flat benchmarks are 
temporary and are not a lasting offset to the unique challenges faced 
by Shared Savings Program ACOs that serve high Area Deprivation Index 
(ADI), Medicare Part D Low Income Subsidy (LIS), and dual eligible 
populations. We stated that should we consider extending flat 
benchmarks for Medicare CQMs, we would do so through notice and comment 
rulemaking (90 FR 49813).
(2) Proposed Revisions
    Through responses to the RFI on deregulation and other forums, 
Shared Savings Program ACOs and other interested parties expressed 
support for policies that promote continuity while Shared Savings 
Program ACOs transition to digital quality measurement. In response to 
ACOs' concerns and to support Shared Savings Program ACOs in the 
transition to dQM reporting, for PY 2027 and subsequent years, in 
section IV.B.1.c.(1) of this proposed rule, we are proposing that all 
measures of the Medicare CQMs collection type would be scored using 
flat benchmarks. We are also proposing that for PY 2026, the following 
measures reported via the Medicare CQMs collection type for PY 2026 are 
scored using flat benchmarks instead of using historical benchmarks as 
finalized in the CY 2025 PFS final rule (89 FR 98120): Diabetes: 
Glycemic Status Assessment Greater Than 9% (Quality ID: 001), 
Preventive Care and Screening: Screening for Depression and Follow-up 
Plan (Quality ID: 134), and Controlling High Blood Pressure (Quality 
ID: 236). These three Medicare CQMs, under the policy finalized in the 
CY 2025 PFS final rule (89 FR 98120), would have historical benchmarks 
for PY 2026, consistent with MIPS benchmarking policies at Sec.  
414.1380(b)(1)(ii), because these measures would be in their third 
performance period in MIPS. We propose that Quality IDs: 001, 134, and 
236, if reported via the Medicare CQMs collection type for PY 2026 (and 
subsequent years), would be scored using flat benchmarks. As discussed 
more fully later in this section, failure to apply this change 
retroactively would be contrary to the public interest. We note that 
Breast Cancer Screening (Quality ID: 112) and Colorectal Cancer 
Screening (Quality ID: 113) reported via the Medicare CQMs collection 
type would be scored using flat benchmarks for PY 2026 under the policy 
finalized in the CY 2025 PFS final rule (89 FR 98120), which is 
consistent with CMS' intent to score all measures reported via Medicare 
CQMs collection type using flat benchmarks.
    In response to commenters who requested that we make Medicare CQMs 
a permanent collection type in the CY 2025 PFS final rule (89 FR 
98108), we stated that from the inception of the Medicare CQMs 
collection type beginning in PY 2024, that we intended for the Medicare 
CQMs collection type to serve as a transition collection type

[[Page 44041]]

to help ACOs build the infrastructure, skills, knowledge, and expertise 
necessary to report all payer/all patient measures (88 FR 79097 and 
79098). In addition, as we stated in the CY 2025 PFS proposed rule, we 
believed that our policy to establish the APP Plus quality measure set 
to align with the Adult Universal Foundation measure set should also 
aim to prioritize the eCQMs collection type and the use of the Medicare 
CQMs collection type is a transition step on our building-block 
approach for ACOs' to adopt digital quality measurement (89 FR 61838). 
We noted in the CY 2025 PFS final rule that the sunsetting of Medicare 
CQMs would take place no sooner than 5 years from the time the rule was 
written, when we anticipated there would be widespread uptake of FHIR 
API technology (89 FR 98108). While FHIR technology is employed in 
other components of digital health information, we noted that we would 
assess the uptake of FHIR API technology for quality reporting in 
alignment with the CMS Digital Quality Measurement Strategic Roadmap, 
specifically, Domain 3: Optimize Data Aggregation. In particular, we 
would assess whether Shared Savings Program ACOs broadly have developed 
capabilities to efficiently leverage FHIR API technology to aggregate 
quality reporting data and patient-centered measurement and are 
reporting eCQMs.
    As of PY 2026, FHIR-based reporting of quality measures to CMS is 
not yet available to Shared Savings Program ACOs. As discussed in 
section IV.A.4.c. of this proposed rule, we intend to introduce a 2-
year transition period to FHIR-based reporting beginning with PY 2028. 
During the transition period, existing quality reporting options for 
Shared Savings Program ACOs (that is, eCQMs, MIPS CQMs, Medicare CQMs, 
and the proposed Medicare eCQMs) would continue to be available while 
FHIR-based dQM options are introduced for selected measures (that is, 
the 5 eCQMs and the proposed Medicare eCQMs in the APP Plus quality 
measure set as proposed in section IV.A.4.b.(2) of this proposed rule). 
Following this transition period, beginning with PY 2030, FHIR-based 
reporting would be required for those applicable measures that were 
available as FHIR-based dQM reporting options during the transition 
period. The timing of this transition would influence our proposals 
related to the collection types available to Shared Savings Program 
ACOs and the associated scoring policies. We anticipate sunsetting the 
Medicare CQMs collection type and the use of flat benchmarks to score 
Medicare CQMs beginning in PY 2030, when FHIR-based reporting becomes 
mandatory for all the eCQMs and proposed Medicare eCQMs in the APP Plus 
quality measure set. As discussed in section IV.A.4.c. of this proposed 
rule, we are requesting feedback on the phased timeline for FHIR-based 
reporting which starts with a 2-year transition period followed by 
required FHIR-based reporting for applicable measures.
    We expect that policies associated with this timeline would be 
proposed through future rulemaking.
    In response to commenters who requested that we extend or make 
permanent flat benchmarks for Medicare CQMs, we stated in the CY 2025 
PFS final rule (89 FR 98120) that we believed that the baseline period 
data, which would be available to establish historical benchmarks is 
consistent with MIPS benchmarking policies at Sec.  414.1380(b)(1)(ii). 
As we stated in the CY 2025 PFS proposed rule (89 FR 61860), the use of 
historical benchmarks, when data are available, allows Shared Savings 
Program ACOs to know benchmarks prior to start of the PY and create 
opportunities for improvement. Also, as discussed in the CY 2024 PFS 
final rule, since Medicare CQMs would be subject to MIPS scoring 
policies, the application of MIPS benchmarking policies to Medicare 
CQMs is both logical and necessary for implementation of the new 
collection type (88 FR 79180). We believe it is no longer logical to 
apply this benchmark methodology to Medicare CQMs due to Shared Savings 
Program ACOs' concerns that quality-related changes are disruptive to 
the transition to digital quality measurement as well as due to the 
sunsetting of the population and income adjustment as finalized in the 
CY 2026 PFS final rule, each described in further detail later in this 
section.
    In 2025, we conducted interviews with a sample of Shared Savings 
Program ACOs who reported Medicare CQMs for PY 2024, the first year of 
the Medicare CQMs collection type.\253\ Interviewed Shared Savings 
Program ACOs reported continued challenges with the transition to 
digital quality measurement. Some Shared Savings Program ACOs shared 
that uncertainty regarding digital reporting standards have led them to 
restrict or pause adding new practices to their organization. These new 
restrictions limit practice access to the Shared Savings Program and 
beneficiary access to value-based care. To support the transition to 
digital quality measurement, Shared Savings Program ACOs and other 
interested parties that responded to the RFI on deregulation 
demonstrated support for policies that promote continuity and 
recommended against further alignment of Shared Savings Program quality 
reporting policies with MIPS. Given the challenges and concerns that 
Shared Savings Program ACOs have shared regarding navigating additional 
Shared Savings Program policy changes in a time of larger quality 
reporting transition, coupled with Shared Savings Program ACO patient 
data privacy concerns and lack of capability to report other measure 
collection types such as eCQMs, as discussed in section IV.B.1.c.(1) of 
this proposed rule, we propose to extend the use of flat benchmarks to 
score all Medicare CQMs for PY 2027 and subsequent PYs, and for Quality 
IDs 001, 134, and 236 for PY 2026. This proposal would continue to 
support Shared Savings Program ACOs that choose to report via that 
collection type during the transition to reporting and would be 
consistent with the goals of the deregulatory RFI (90 FR 15481 and 
15482).
---------------------------------------------------------------------------

    \253\ Findings are based on internal analysis of interviews with 
ACOs that reported Medicare CQMs for PY 2024.
---------------------------------------------------------------------------

    Under current policy, flat benchmarks for Medicare CQMs are only 
used in a measure's first two years in MIPS. Thus, the number of 
Medicare CQMs in the APP Plus quality measure set that will use flat 
benchmarks will decline over time. For PY 2025, all four Medicare CQMs 
(Quality IDs 001, 112, 134, and 236) in the APP Plus quality measure 
set were scored using flat benchmarks; however, this number decreased 
to two (Quality IDs 112 and 113) of five Medicare CQMs for PY 2026.
    In the CY 2026 PFS final rule (90 FR 49807), we stated that we 
conducted an internal analysis of the PY 2024 Shared Savings Program 
ACO quality results to better understand the potential impact of the 
proposed removal of the population and income adjustment on 13 ACOs 
that earned the population and income adjustment bonus points and 
reported only Medicare CQMs. Specifically, we simulated the application 
of flat benchmarks for Medicare CQMs (as described at Sec.  
414.1380(b)(1)(ii)(F)), which was in effect starting in PY 2025. Had 
flat benchmarks been applied to the three Medicare CQMs in the APP 
quality measure set in PY 2024, the average MIPS quality performance 
category score earned by these 13 Shared Savings Program ACOs would 
have been on average 14 percentage points higher compared to an average 
increase of 4 percentage points that these Shared Savings Program ACOs 
earned from the

[[Page 44042]]

population and income adjustment in PY 2024, a difference of 10 
percentage points. This would thus increase the likelihood that these 
Shared Savings Program ACOs would meet the quality performance standard 
by achieving a quality score that is equivalent to or higher than the 
40th percentile across all MIPS quality performance category scores, 
excluding entities/providers eligible for facility-based scoring or the 
alternative quality performance standard. We also stated that, while we 
anticipate that Shared Savings Program ACOs that choose to report 
Medicare CQMs would not be eligible for the eCQM/MIPS CQM reporting 
incentive or the Complex Organization Adjustment, these Shared Savings 
Program ACOs would likely sufficiently benefit from our policy to score 
Medicare CQMs using flat benchmarks as described at Sec.  
414.1380(b)(1)(ii)(F). Specifically, we anticipated that these Shared 
Savings Program ACOs would receive a positive scoring impact under flat 
benchmarks for Medicare CQMs, that would be greater than the current 
positive scoring impact these Shared Savings Program ACOs received 
under the population and income adjustment. This analysis further 
reflected the substantial impact of flat benchmarks on Shared Savings 
Program ACOs' quality scores. Since the population and income 
adjustment is no longer applicable beginning in PY 2026, as finalized 
in the CY 2026 PFS final rule (90 FR 49815), using flat benchmarks to 
score Quality IDs 001, 134, and 236 if reported via the Medicare CQMs 
collection type for PY 2026, and scoring all Medicare CQMs using flat 
benchmarks in PY 2027 and subsequent PYs, would further support Shared 
Savings Program ACOs that will no longer have access to the population 
and income adjustment and help ensure that Shared Savings Program ACOs 
with high quality performance on a measure are not penalized as low 
performers. Additionally, Shared Savings Program ACOs that report 
quality measures using the eCQMs or MIPS CQMs collection type may 
qualify for the collection type's respective reporting incentive or may 
be eligible to receive the Complex Organization Adjustment (if 
reporting using the eCQMs collection type). This proposed policy would 
also support Shared Savings Program ACOs that do not yet report or 
cannot report eCQMs or MIPS CQMs.
    Section 1871(e)(1)(A) of the Act prohibits the Secretary from 
applying substantive changes in regulations retroactively before the 
effective date of the change except where the Secretary determines, as 
relevant here, that failure to apply the change retroactively would be 
contrary to the public interest. It is in the public interest to apply 
our proposed change to score Diabetes: Glycemic Status Assessment 
Greater Than 9% (Quality ID: 001), Preventive Care and Screening: 
Screening for Depression and Follow-up Plan (Quality ID: 134), and 
Controlling High Blood Pressure (Quality ID: 236) when reported via the 
Medicare CQMs collection type for PY 2026 using flat benchmarks. The 
evaluation of Shared Savings Program ACOs' PY 2026 quality performance, 
including the use of measure benchmarks to calculate quality scores, 
will occur in PY 2027. Retroactive application of flat benchmarks for 
Medicare CQMs for PY 2026 would enable the Shared Savings Program to 
better recognize the quality of care provided in PY 2026 and 
incentivize future improvements based on the evaluation of that care. 
We analyzed PY 2024 data on Shared Savings Program ACOs that reported 
all three Medicare CQMs in the APP quality measure set, which had 
performance-based benchmarks, and compared PY 2024 quality scores to 
simulated quality scores using flat benchmarks for the three Medicare 
CQMs. Flat benchmarks were estimated to increase average quality scores 
by 11 percentage points in this analysis.\254\ Higher percentage points 
would increase the likelihood that these Shared Savings Program ACOs 
would meet the quality performance standard for sharing in savings at 
the maximum rate under its track by achieving a quality score that is 
equivalent to or higher than the 40th percentile across all MIPS 
quality performance category scores, excluding entities/providers 
eligible for facility-based scoring or the alternative quality 
performance standard to be eligible to share in savings at a lower rate 
that is scaled based on the ACO's quality performance. The quality 
performance standard helps hold Shared Savings Program ACOs accountable 
for the quality of care their providers furnish to their beneficiaries 
and further encourages ACOs to demonstrate consistently that they are 
providing high quality of care to their beneficiary populations year 
over year (90 FR 49836). This analysis also illustrated that the use of 
performance-based benchmarks could lead to Shared Savings Program ACOs 
forgoing shared savings that might otherwise have been available for 
reinvestment. Based on the Shared Savings Program ACO public reporting 
requirements Sec.  425.308(b)(4)(ii), Shared Savings Program ACOs that 
generate shared savings must publicly report the total proportion of 
shared savings invested in infrastructure, redesigned care processes, 
and other resources required to support the triple aim of better health 
for populations, better care for individuals, and lower growth in 
expenditures, including the proportion distributed among Share Savings 
Program ACO participants. As such, the proposed change would afford the 
Shared Savings Program ACOs with increased shared savings the 
opportunity to devote greater resources to providing better quality of 
care to Medicare beneficiaries over time and improving care 
coordination that benefits the Medicare beneficiaries served by the 
Shared Savings Program ACOs.
---------------------------------------------------------------------------

    \254\ Percent is based on internal analysis of ACOs' quality 
performance scores for PY 2024.
---------------------------------------------------------------------------

    Additionally, Shared Savings Program ACOs that participated in the 
interviews discussed earlier in this section also shared that some 
practices have closed due to financial challenges associated with the 
transition to digital quality measurement. Furthermore, some Shared 
Savings Program ACOs have begun to remove practices that cannot meet 
digital reporting requirements from their organization.\255\ For 
practices experiencing financial and organizational instability, the 
loss of shared savings would compound these challenges and may cause 
them to close or negatively affect their ability to provide continuity 
of care, coordination of care, preventive care initiatives, and quality 
improvement initiatives for Medicare beneficiaries they serve. As a 
result, beneficiaries may experience challenges with accessing care, 
ineffective utilization of services, fragmented care, or duplicative 
tests or services, and ACOs may be slower to adopt digital quality 
measurement as a result.
---------------------------------------------------------------------------

    \255\ Findings are based on internal analysis of interviews with 
ACOs that reported Medicare CQMs for PY 2024.
---------------------------------------------------------------------------

    As discussed in section III.G.3.f.(2) of this proposed rule, our 
proposal to remove Initiation and Engagement of Substance Use Disorder 
Treatment (Quality ID: 305) and Adult Immunization Status (Quality ID: 
493) from the APP Plus quality measure set beginning in PY 2027, would 
result in the APP Plus quality measure set to have five Medicare CQMs 
for PY 2027 and subsequent PYs. These are the same Medicare CQMs that 
are in the APP Plus quality measure set for PY 2026. Under the 
proposals described in this section and as described in section 
IV.B.1.c.(1),

[[Page 44043]]

all Medicare CQMs in the APP Plus measure set (Quality IDs: 001, 112, 
113, 134, and 236) would be scored using flat benchmarks for PY 2026 
and subsequent PYs. The proposed APP Plus quality measure set for PY 
2027 and subsequent PYs is displayed in Table B-G4 of this proposed 
rule. The APP Plus quality measure set for PY 2026 is displayed in 
Table 40 of the CY 2025 PFS final rule (89 FR 98129).
    As discussed in the CY 2025 PFS final rule, a quality performance 
benchmark is the performance rate a Shared Savings Program ACO must 
achieve to earn the corresponding quality points for each measure (89 
FR 98118). Flat benchmarks assign a performance rate range to each 
decile. In flat benchmarks for non-inverse measures, any performance 
rate at or above 90 percent is treated as the top decile; any 
performance rate between 80 percent and 89.99 percent would be treated 
as the second highest decile, and so on. For inverse measures, this 
would be reversed--any performance rate at or below 10 percent would be 
treated as the top decile; any performance rate between 10.01 percent 
and 20 percent would be treated as the second highest decile, and so 
on. The number of measure achievement points received for each measure 
is determined based on where a Shared Savings Program ACO's performance 
rate is within the benchmark decile categories.
    For non-inverse measures, better quality performance is indicated 
by a higher performance rate. For example, Controlling High Blood 
Pressure (Quality ID: 236) is a non-inverse measure that measures the 
percentage of patients 18 to 85 years of age who had a diagnosis of 
hypertension and whose blood pressure was adequately controlled (<140/
90 mmHg) during the measurement period. Better quality performance on 
this measure is demonstrated by having a higher percentage of patients 
whose blood pressure was adequately controlled. Table B-G3 lists the 
flat benchmarks for a non-inverse Medicare CQM under our proposals 
discussed in this section of the proposed rule. For example, if a 
Shared Savings Program ACO reports a non-inverse Medicare CQM in PY 
2026 or a subsequent PY and earns a performance rate of 55.25 percent, 
then the Shared Savings Program ACO would score in the 6th decile on 
that measure.
[GRAPHIC] [TIFF OMITTED] TP16JY26.054

    For inverse measures, better quality performance is indicated by a 
lower performance rate. This is reflected in flat benchmark such that 
lower quality performance rates are found in higher deciles. For 
example, Diabetes: Glycemic Status Assessment Greater Than 9% (Quality 
ID: 001) is an inverse quality measure that measures the percentage of 
patients 18-75 years of age with diabetes who had a glycemic status 
assessment (hemoglobin A1c [HbA1c] or glucose management indicator 
[GMI]) greater than 9.0 percent during the measurement period. Better 
quality performance on this measure is demonstrated by having a lower 
percentage of patients whose glycemic status assessment was greater 
than 9.0 percent. Table B-G4 lists the flat benchmarks for an inverse 
Medicare CQM under our proposals discussed in this section of the 
proposed rule. For example, if a Shared Savings Program ACO reports an 
inverse Medicare CQM in PY 2026 or subsequent year and earns a 
performance rate of 12.25 percent, then the Shared Savings Program ACO 
would score in the 9th decile on that measure. Diabetes: Glycemic 
Status Assessment Greater Than 9% (Quality ID: 001) is the only inverse 
Medicare CQM in the APP Plus quality measure set.

[[Page 44044]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.055

    There are scoring scenarios in which Shared Savings Program ACOs 
would earn higher measure achievement points under flat benchmarks 
compared to those they would earn under performance period benchmarks. 
Most notable are scenarios in which Shared Savings Program ACOs have a 
tight distribution of performance rates on a measure. For example, a 
non-inverse measure for which a performance rate of 90.00 percent is in 
the 8th decile. In this example, a Shared Savings Program ACO that 
reported a performance rate of 90.00 percent would be scored in the 8th 
decile when the hypothetical performance period benchmark is applied. 
Using the flat benchmarks described in Table B-G3 of this proposed 
rule, a Shared Savings Program ACO that reported a performance rate of 
90.00 percent would be scored in the 10th decile, resulting in greater 
measure achievement points than under the hypothetical performance 
period benchmarks described in this example. For more details on the 
calculation of measure achievement points, we refer readers to the 
``APM Performance Pathway (APP) Toolkit'' which is updated for each PY 
and posted in the QPP Resource Library.
    As described in section IV.B.1.c.(1) of this proposed rule and in 
Sec.  414.1380(b)(1)(ii)(F)(2), we are proposing that beginning with 
the CY 2026 performance period/2028 MIPS payment year, measures of the 
Medicare CQMs collection type would use flat benchmarks.
    We seek public comment on our proposals to score Shared Savings 
Program ACOs reporting Medicare CQMs using flat benchmarks for PY 2027 
and subsequent years and to retroactively apply the flat benchmarks for 
Quality IDs: 001, 134, and 236 when reported via the Medicare CQMs 
collection type for PY 2026.
d. Proposals To Address Shared Savings Program ACOs' Challenges With 
Meeting the MIPS Data Completeness Requirement
(1) Background
    Requirements for data completeness are essential to ensure that 
data submitted on quality measures are sufficiently complete to 
accurately assess each Shared Savings Program ACO's quality 
performance. The data completeness requirement means that a Shared 
Savings Program ACO participant submitting measure data on a quality 
measure must submit data on at least a specific percentage of their 
patients that meet the measure's denominator criteria. Meeting the data 
completeness requirement ensures that the measure represents an 
appropriate percentage of the patient population applicable for a given 
quality measure. Robust data completeness requirements ensure the most 
accurate assessment of the performance of Shared Savings Program ACO 
participants.
    In the CY 2017 Medicare Program; Merit-Based Incentive Payment 
System (MIPS) and Alternative Payment Model (APM) Incentive Under the 
Physician Fee Schedule, and Criteria for Physician-Focused Payment 
Models (81 FR 77125), we established a data completeness threshold to 
ensure that data submitted on quality measures are complete enough to 
accurately assess each MIPS eligible clinician's quality performance. 
Additionally, in the CY 2020 PFS final rule (84 FR 62568, 62953), we 
added a requirement at Sec.  414.1340 that quality data would not be 
considered true, complete, or accurate if such data are submitted 
selectively such that the data are unrepresentative of a MIPS eligible 
clinician or group's performance. In the CY 2024 PFS final rule, we 
finalized that we would maintain the data completeness criteria 
threshold of 75 percent (88 FR 79337). Specifically, as finalized, the 
data completeness criteria for the quality performance category (Sec.  
414.1340) state that MIPS eligible clinicians, groups, virtual groups, 
subgroups, and APM Entities submitting quality measure data on QCDR 
measures, MIPS CQMs, or eCQMs must submit data on at least 75 percent 
of the MIPS eligible clinician, group, virtual group, subgroup, and APM 
Entity's patients that meet the measure's denominator criteria, 
regardless of payer for MIPS payment years 2026 through 2030. In the CY 
2024 PFS final rule, for APM Entities, specifically Shared Savings 
Program ACOs, we likewise established the data completeness criteria 
threshold of at least 75 percent for the Medicare CQMs aligned with the 
data completeness criteria threshold established for the eCQMs and MIPS 
CQMs collection types (88 FR 79337).
    In the CY 2021 PFS final rule, we finalized modifications to the 
Shared Savings Program quality reporting requirements and quality 
performance standard for PY 2021 and subsequent PYs (85 FR 84720 
through 84743) requiring Shared Savings Program ACOs to report quality 
data via the APP codified at Sec.  414.1367. In the CY 2025 PFS final 
rule, we finalized that for PYs beginning on or after January 1, 2025, 
Shared Savings Program ACOs must submit quality data via the APP on the 
quality measures contained in the APP Plus quality measure set to 
satisfactorily report on behalf of the eligible clinicians who bill 
under the TIN of a Shared Savings Program ACO participant for purposes 
of the MIPS quality performance category of the Quality Payment Program 
(89 FR 98568).
    For data completeness criteria pertaining to the quality 
performance category, we finalized in the CY 2025 PFS final rule that 
an APM Entity, specifically a Shared Savings Program

[[Page 44045]]

ACO that meets reporting requirements under the APP, must meet the data 
completeness requirements established at Sec.  414.1340(d)(1). Shared 
Savings Program ACOs reporting quality data on the APP Plus quality 
measure set meet the quality performance standard if they achieve a 
quality score that is equivalent to or higher than the 40th percentile 
across all MIPS quality performance category scores. If a Shared 
Savings Program ACO fails to meet data completeness on a measure in the 
APP Plus quality measure set, it will receive a 0/10 for the affected 
quality measure(s), resulting in a lower quality score used to 
determine eligibility for shared savings. For a Shared Savings Program 
ACO in the first PY of the ACO's first agreement period, the Shared 
Savings Program ACO must meet the MIPS data completeness requirement on 
all eCQMs/MIPS CQMs/Medicare CQMs in the APP Plus quality measure set 
and receive a MIPS quality performance category score. Shared Savings 
Program ACOs are eligible for the eCQM/MIPS CQM reporting incentive if 
they report all eCQMs/MIPS CQMs in the APP Plus quality measure set and 
meet data completeness requirements for all measures. Lastly, under the 
Complex Organization Adjustment, Shared Savings Program ACOs may 
receive one measure achievement point for each submitted eCQM that 
meets case minimum and data completeness requirements.
    Shared Savings Program ACOs continue to express concerns related to 
the transition to dQM reporting including challenges with data 
aggregation, engagement of specialty practices, and patient matching. 
Shared Savings Program ACOs have shared with CMS that specialty 
electronic health record (EHR) systems are not designed to support the 
APP Plus quality measure set and that certain specialties may not be 
able to collect the needed data elements for quality reporting. Shared 
Savings Program ACOs noted that patients that are not managed by the 
Shared Savings Program ACO or do not have a primary care relationship 
with the Shared Savings Program ACO present data aggregation and 
patient deduplication challenges because specialists may not have 
quality reporting capabilities for the measures in the APP Plus quality 
measure set, which may not be part of specialists' clinical workflows. 
These challenges complicate a Shared Savings Program ACO's ability to 
meet the data completeness requirement. We have also received feedback 
that the MIPS data completeness requirement is a deterrent to 
specialist participation in Shared Savings Program ACOs. In the CY 2025 
PFS final rule, some commenters stated that small independent practices 
and specialty practices are often unable to participate or continue to 
participate in the Shared Savings Program due to the technical and 
financial burden associated with the adoption of new technologies 
needed to meet reporting requirements (89 FR 98105). Several commenters 
requested that we consider adding exceptions or exclusions for small 
practices and certain specialties and/or altering data completeness 
requirements to address ongoing challenges and allow for Shared Savings 
Program ACOs to be successful in reporting eCQMs, MIPS CQMs, and 
Medicare CQMs (89 FR 98105).
    With the sunset of the CMS Web Interface beginning in PY 2025 as 
finalized in the CY 2022 PFS final rule (86 FR 65440), Shared Savings 
Program ACOs are now required to report MIPS CQMs, eCQMs and/or 
Medicare CQMs and have reported difficulties with meeting the MIPS data 
completeness requirement. Shared Savings Program quality reporting data 
in PYs 2023 and 2024 indicates that Shared Savings Program ACOs have 
been slow to report eCQMs.
    Since the CY 2021 PFS final rule was issued, Shared Savings Program 
ACOs and other interested parties have continued to express concerns 
about requiring Shared Savings Program ACOs to report all payer/all 
patient eCQMs/MIPS CQMs due to the cost of purchasing and implementing 
a system-wide infrastructure to aggregate data from multiple ACO 
participant taxpayer identification numbers (TINs) and varying 
electronic health record (EHR) systems (86 FR 65257). In the CY 2022 
PFS final rule, commenters supported our acknowledgement of the 
complexity of the transition to all payer/all patient eCQMs/MIPS CQMs 
(86 FR 65259). In the CY 2023 PFS final rule, commenters expressed 
concerns regarding the requirement to report all payer/all patient 
eCQMs/MIPS CQMs beginning in PY 2025, such as issues related to meeting 
all payer data requirements, data completeness requirements, data 
aggregation and deduplication issues, and interoperability issues among 
different EHRs (87 FR 69837).
    In light of these concerns, we proposed in the CY 2024 PFS proposed 
rule to establish the Medicare CQMs as a new collection type for Shared 
Savings Program ACOs to help ACOs build the infrastructure, skills, 
knowledge, and expertise necessary to aggregate patient data. We 
established the data completeness criteria threshold of at least 75 
percent for the Medicare CQMs aligned with the data completeness 
criteria threshold established for eCQM and MIPS CQM collection types. 
We believed that the Medicare CQM collection type would address the 
concerns from ACOs regarding the capability of meeting the data 
completeness requirement for all payer data.
    In the CY 2024 PFS final rule, many commenters also raised 
questions and concerns regarding how CMS will determine the appropriate 
Medicare CQM population for these measures (88 FR 79102). Some 
commenters noted that the proposed denominator eligibility criteria are 
similar to, but differ in timeline from, the current assignment 
methodology and this creates unnecessary complexity. Additionally, 
while the availability of the Medicare CQMs as a collection type 
assists with the transition from reporting eCQMs and/or MIPS CQMs to 
reporting dQMs, some commenters noted that reporting through the 
Medicare CQMs collection type will not inherently advance their 
capabilities to report on eCQMs. For instance, the commenters noted 
that the Medicare CQMs collection type does not address the adoption of 
CEHRT across Shared Savings Program ACO participants, processes to 
enable aggregation of quality measurement data across all Shared 
Savings Program ACO participants, the ability to assess data 
completeness, efficiently calculate quality measures outcomes, and the 
generation of a QRDA-III file (87 FR 79103 and 79104). To address these 
concerns, in the CY 2026 PFS final rule, we revised the definition of a 
``beneficiary eligible for Medicare CQM'' to align with our 
modifications to the stepwise assignment methodology and the approach 
to identifying the beneficiaries assignable to a Shared Savings Program 
ACO. We intended for the revised definition to reduce Shared Savings 
Program ACOs' burden in the patient matching necessary to report 
Medicare CQMs because the list of ``beneficiaries eligible for Medicare 
CQMs'' would have greater overlap with the list of beneficiaries that 
are assignable to a Shared Savings Program ACO.
    The Shared Savings Program continues to hear from Shared Savings 
Program ACOs and other interested parties about the challenges with 
reporting on all payer/all patient measures and meeting data management 
requirements given their muti-practice/multi EHR structure, the 
challenges to aggregate data with the health IT infrastructure in use 
by Shared Savings

[[Page 44046]]

Program ACOs and current state of interoperability (89 FR 98122).
    Below we describe several proposals to address data completeness 
challenges for ACOs, in recognition of the heterogeneity in Shared 
Savings Program ACO composition, with many Shared Savings Program ACOs 
being made up of numerous TINs of varying specialties. These proposals 
are intended to support Shared Savings Program ACOs' success in meeting 
the MIPS data completeness requirement by allowing for flexibility on 
the universe of beneficiaries that the Shared Savings Program ACO would 
be required to report quality data on, while still requiring the Shared 
Savings Program ACOs to collect meaningful data on their quality 
performance (that is, allowing ACOs to exclude some clinicians from 
their quality reporting and/or alignment with the Shared Savings 
Program ACO's list of assigned beneficiaries).
(2) Proposal To Revise the Shared Savings Program Quality Reporting 
Requirements Beginning in PY 2026
    Current Shared Savings Program quality reporting requirements at 
Sec.  425.508(c) require that, for PYs beginning on or after January 1, 
2025, Shared Savings Program ACOs must submit quality data on the APP 
Plus quality measure set to satisfactorily report on behalf of the 
eligible clinicians who bill under the TIN of a Shared Savings Program 
ACO participant for purposes of the MIPS quality performance category. 
Shared Savings Program ACOs have raised concerns about meeting 
reporting requirements in situations where they are unable to obtain 
data from a Shared Savings Program ACO Participant TIN. This situation 
may occur due to unforeseen circumstances such as the retirement of a 
provider in a solo practice or a practice closure. Additionally, Shared 
Savings Program ACOs have noted that specialty EHRs are not designed to 
support the APP Plus quality measure set and that certain specialties 
(for example, ophthalmology) provide little or no usable data.
    In light of the concerns raised by Shared Savings Program ACOs 
regarding challenges meeting the Shared Savings Program quality 
reporting requirements, we are proposing to revise the quality 
reporting requirements at Sec.  425.508(c), to include that for PYs 
beginning on or after January 1, 2026, Shared Savings Program ACOs may 
exclude one or more Shared Savings Program ACO participant TINs from a 
Shared Savings Program ACO's submission of eCQM/MIPS CQM/Medicare CQM/
Medicare eCQM (if finalized) data (as applicable) for each measure. As 
discussed in section III.G.3.d.(3) of this proposed rule, we are 
proposing to create the Medicare eCQMs collection type, which would be 
a new collection type for PY 2027 and subsequent PYs. We are proposing 
in Sec.  425.508(c)(1)(i) through (iii) that a Shared Savings Program 
ACO may choose to exclude a Shared Savings Program ACO participant TIN 
from its submission of eCQM/MIPS CQM/Medicare CQM/Medicare eCQM data 
for each measure. Applicable exclusions may include: (i) unforeseen 
circumstance(s) that are outside of the control of the Shared Savings 
Program ACO such as the unexpected closure of a group or individual's 
practice that bills under the ACO participant TIN (for example, closure 
of the group or individual's practice in the middle of the PY due to an 
unforeseen reason (such as the retirement of a provider) and the Shared 
Savings Program ACO is unable to access quality data for the closed 
practice); (ii) the ACO participant TIN has a CEHRT that is intended 
for specialty use and does not support the measure(s) included in the 
APP Plus quality measure set (for example, an ophthalmology practice 
may provide little to no usable data because it utilizes a specialty-
focused EHR that does not collect the necessary data elements for 
reporting on the primary care-focused APP Plus quality measure set; in 
this instance, the ACO would be unable to aggregate the ACO participant 
TIN's data); and (iii) other circumstances as determined by CMS. We 
further propose in Sec.  425.508(c)(2)(i) through (iii) that Shared 
Savings Program ACOs may not exclude a Shared Savings Program ACO 
participant TIN from the Shared Savings Program ACO's quality data 
submission for each measure based on the demographics or health status 
of the beneficiaries who had an encounter during the performance year 
with an ACO participant TIN or based on the estimated impact of the ACO 
participant TIN on the ACO's quality performance.
    In addition, we are proposing in Sec.  425.508(c)(3) that, after 
the exclusion of Shared Savings Program ACO participant TINs, the 
Shared Savings Program ACO's submission of eCQM/MIPS CQM/Medicare CQM/
Medicare eCQM data (as applicable) for each measure must include Shared 
Savings Program ACO participant TINs that represent at least 95 percent 
of the beneficiaries assigned to the Shared Savings Program ACO prior 
to the application of the measure specifications. Since a Shared 
Savings Program ACO may encounter an unforeseen circumstance that may 
be specific to reporting a clinical quality measure(s), the Shared 
Savings Program ACO may exclude one or more Shared Savings Program ACO 
participant TINs from the quality data submitted for only the impacted 
measure(s) for the applicable PY. As such, a Shared Savings Program ACO 
would be required to meet the 95 percent requirement for each measure 
at the measure level. This means that the quality data submitted by the 
Shared Savings Program ACO for each measure in the APP Plus quality 
measure set must meet this requirement independent of the other 
measures in the APP Plus quality measure set. We note that, due to each 
measure's inclusion and exclusion criteria as specified in the measure 
specification, a Shared Savings Program ACO's submission of eCQM/MIPS 
CQM/Medicare CQM/Medicare eCQM data for each measure may not include 95 
percent of the beneficiaries assigned to the Shared Savings Program 
ACO. However, under our proposal, the data submitted for each measure 
must include ACO participant TINs that represent at least 95 percent of 
the beneficiaries assigned to the Shared Savings Program ACO prior to 
the application of the measure specifications. This 95 percent 
requirement would allow Shared Savings Program ACOs to exclude one or 
more Shared Savings Program ACO participant TINs from a measure 
submission based on applicable circumstances defined by CMS under the 
proposed regulation text at Sec.  425.508(c)(1) and discussed later in 
this section, while ensuring CMS still receives sufficient data to 
assess Shared Savings Program ACO quality in the applicable PY and over 
time.
    We note that our proposal to require that the Shared Savings 
Program ACO's submission of eCQM/MIPS CQM/Medicare CQM/Medicare eCQM 
data (as applicable) for each measure must include Shared Savings 
Program ACO participant TINs that represent at least 95 percent of the 
beneficiaries assigned to the Shared Savings Program ACO prior to the 
application of the measure specifications is different than the MIPS 
data completeness requirement for the MIPS quality performance category 
described at Sec.  414.1340 (a) and (d) and proposed (e). Under our 
proposal, Shared Savings Program ACOs would still be required to meet 
the MIPS data completeness requirement (that is, the Shared Savings 
Program ACO must

[[Page 44047]]

report on at least 75 percent of the APM Entity's applicable 
beneficiaries who meet the measure's denominator criteria for PY 2027) 
for each eCQM/MIPS CQM/Medicare CQM/Medicare eCQM the Shared Savings 
Program ACO submits data for. MIPS data completeness is calculated 
based on the quality data submitted by a Shared Savings Program ACO and 
is assessed at the Shared Savings Program ACO-level; whereas, our 
proposal to allow a Shared Savings Program ACO to exclude one or more 
Shared Savings Program ACO participant TINs from a Shared Savings 
Program ACO's submission of eCQM/MIPS CQM/Medicare CQM/Medicare eCQM 
data (as applicable) for each measure would be applied by the Shared 
Savings Program ACO prior to its submission of quality data to MIPS. 
Under our proposal, a Shared Savings Program ACO would determine the 
denominator for a measure by applying the measure specifications using 
data from the participant TINs included in its quality data submission. 
MIPS data completeness would then be calculated based on that reported 
denominator.
    To facilitate population-based activities related to improving 
health or reducing growth in health care costs, protocol development, 
case management, and care coordination under the existing Sec.  
425.702(c)(1)(ii) and to support Shared Savings Program ACOs in 
aggregating data for the Shared Savings Program ACO's submission of 
eCQM/MIPS CQM/Medicare CQM/Medicare eCQM data (as applicable) for each 
measure under the proposed Sec.  425.508(c)(3), we would provide Shared 
Savings Program ACOs with a new aggregate report that would contain the 
data necessary to determine how many beneficiaries would be represented 
by the TINs the ACO plans to report on. Specifically, the report would 
be at the beneficiary-TIN level and contain the number of beneficiaries 
that will be assigned to the ACO and demonstrate how the assigned 
beneficiaries are matched to the TIN(s). This report would be provided 
in Quarter 3 and Quarter 4 of each applicable performance year 
beginning with PY 2026. This would allow the Shared Savings Program ACO 
to have access to the data that is necessary to determine if the ACO's 
submission of eCQM/MIPS CQM/Medicare CQM/Medicare eCQM data for each 
measure includes Shared Savings Program ACO participant TINs sufficient 
to represent at least 95 percent of the beneficiaries assigned to the 
Shared Savings Program ACO prior to the application of the measure 
specifications. This new aggregate report would be delivered to Shared 
Savings Program ACOs via the Data Hub in the Shared Savings Program ACO 
Management System (https://acoms.cms.gov). If this proposal is 
finalized, we would provide instructions to Shared Savings Program ACOs 
in future education and outreach materials on how to use the new 
aggregate report to determine the Shared Savings Program ACO 
participant TINs that represent at least 95 percent of the 
beneficiaries assigned to the Shared Savings Program ACO prior to the 
application of the measure specifications as required by the proposed 
Sec.  425.508(c)(3) for purposes of submission of eCQM/MIPS CQM/
Medicare CQM/Medicare eCQM data. The Quarter 3 report would be intended 
to provide Shared Savings Program ACOs with a preview of the necessary 
data, while the Quarter 4 report would be the definitive source for 
ACOs to determine whether the Shared Savings Program ACO meets the 
proposed Shared Savings Program requirement that the data submitted for 
each measure must include Shared Savings Program ACO participant TINs 
that represent at least 95 percent of the beneficiaries assigned to the 
Shared Savings Program ACO prior to the application of the measure 
specifications. We note that if our proposal is finalized, we would 
begin to provide ACOs with this report for Quarter 3 of PY 2026. For PY 
2026 and subsequent PYs, Shared Savings Program ACOs must use the new 
Quarter 4 aggregate report to make the determination under the proposed 
Sec.  425.508(c)(3). If this proposal is not finalized, we would not 
share the new aggregate reports.
    Since we cannot align a beneficiary to a Shared Savings Program ACO 
participant TIN without eligible primary care claims, an ACO should not 
count beneficiaries without eligible primary care claims during the 
performance year when calculating the 95 percent of beneficiaries 
needed to meet the requirement proposed at Sec.  425.508(c)(3). 
Moreover, beneficiaries that do not have at least one eligible primary 
care encounter during the performance year would not be included on the 
list of beneficiaries shared with ACOs in Quarter 3 and Quarter 4 
during that performance year as proposed earlier in this section. For 
example, if a beneficiary is voluntarily aligned to the ACO but did not 
have an eligible primary care claim with a Shared Savings Program ACO 
participant during the performance year, that beneficiary would not be 
included on the list of beneficiaries shared with that ACO in Quarter 3 
and Quarter 4 of the applicable performance year and the ACO would not 
include that beneficiary when calculating the numerator used to 
determine whether the ACO was compliant with the 95 percent requirement 
proposed at Sec.  425.508(c)(3). For purposes of calculating the 95 
percent requirement, the denominator would be the Shared Savings 
Program ACO's total number of assigned beneficiaries, inclusive of 
beneficiaries that did not have an eligible primary care claim during 
the reporting period with a Shared Savings Program ACO participant.
    We note that, under the current definition of a ``beneficiary 
eligible for Medicare CQMs'' at Sec.  425.20, beneficiaries eligible 
for Medicare CQMs for PY 2026 are closely aligned with the Shared 
Savings Program ACO's assignable population rather than the ACO's 
assigned population (as proposed in section III.G.3.d.(4) of this rule 
for PY 2027 and subsequent PYs). Shared Savings Program ACOs that 
choose to report Medicare CQMs for PY 2026 would have the option to 
exclude Shared Savings Program ACO participant TINs from their 
submission of Medicare CQM data provided that the remaining Shared 
Savings Program ACO participant TINs represent at least 95 percent of 
the beneficiaries assigned to the ACO prior to the application of the 
measure specifications.
    In addition, in Sec.  425.508(c)(4), we are proposing that we would 
retain the right to audit and validate eCQM/MIPS CQM/Medicare CQM/
Medicare eCQM data for each measure reported by a Shared Savings 
Program ACO and may request documentation from the Shared Savings 
Program ACO related to the exclusion of Shared Savings Program ACO 
participant TINs from the Shared Savings Program ACO's quality data 
submission. We are also proposing that failure to report quality 
measure data accurately, completely, and timely may result in 
compliance actions as described in Sec. Sec.  425.216 and 425.218.
    Section 1871(e)(1)(A) of the Act prohibits the Secretary from 
applying substantive changes in regulations retroactively before the 
effective date of the change except where the Secretary determines, as 
relevant here, that failure to apply the change retroactively would be 
contrary to the public interest. It is in the public interest to apply 
our proposed changes to Sec.  425.508 ``Incorporating quality reporting 
requirements related to the Quality Payment Program Beneficiary'' 
beginning in PY 2026 because, absent the proposed changes, Shared 
Savings Program ACOs that generated savings

[[Page 44048]]

while maintaining or improving quality of care may have difficulty 
meeting the quality reporting requirements at Sec.  425.508(c). Based 
on the Shared Savings Program ACO public reporting requirements at 
Sec.  425.308(b)(4)(ii), Shared Savings Program ACOs that generate 
shared savings must publicly report the total proportion of shared 
savings invested in infrastructure, redesigned care processes, and 
other resources required to support the triple aim of better health for 
populations, better care for individuals, and lower growth in 
expenditures, including the proportion distributed among Shared Savings 
Program ACO participants. If a Shared Savings Program ACO does not meet 
the quality reporting requirements, then that Shared Savings Program 
ACO would not be eligible to share in savings that could be used for 
quality improvement initiatives for the Medicare beneficiaries.
    The evaluation of Shared Savings Program ACOs' PY 2026 quality 
performance, including evaluation of data completeness, occurs in 2027. 
As such, retroactive application of the proposed reporting requirement 
for PY 2026 would be in the public interest and would afford Shared 
Savings Program ACOs that earn shared savings the opportunity to devote 
greater resources to providing better quality of care to Medicare 
beneficiaries over time and improving care coordination that benefits 
the Medicare beneficiaries served by Shared Savings Program ACOs, in 
accordance with ACO public reporting requirements at Sec.  
425.308(b)(4)(ii).
    Additionally, Shared Savings Program ACOs that participated in the 
interviews discussed in section III.G.3.c of this proposed rule have 
also shared that some practices have closed due to financial challenges 
associated with the transition to digital quality measurement and have 
begun to remove practices that cannot meet digital reporting 
requirements from their organization. Practices that do not meet the 
quality reporting requirements and, therefore, do not earn shared 
savings, could experience financial instability. For these practices, 
the loss of shared savings would compound these challenges and may 
cause them to close or may negatively affect their ability to provide 
continuity of care, coordination of care, preventive care initiatives, 
and quality improvement initiatives for Medicare beneficiaries they 
serve. As a result, beneficiaries may experience challenges with 
accessing care, ineffective utilization of services, fragmented care, 
or duplicative tests or services, and ACOs may be slower to adopt 
digital quality measurement as a result. The proposed changes would 
allow Shared Savings Program ACOs to devote greater resources to 
improving care coordination so that they are better positioned to 
deliver the right care at the right time, all to the benefit of 
Medicare beneficiaries served by the Shared Savings Program ACO and 
Medicare Trust Funds.
    We believe the proposed changes would have minimal impact on Shared 
Savings Program ACOs' existing processes because the Shared Savings 
Program ACO would continue to aggregate quality data and apply the 
measure specifications prior to the submission of quality data. 
Additionally, Shared Savings Program ACOs would benefit from the 
ability to meet the MIPS data completeness requirement, in the event 
they are unable to acquire data from a subset of their participant 
TINs, which may enable them to achieve a quality score equivalent to 
the 40th percentile MIPS quality performance category score to be 
eligible to earn maximum shared savings and, for ENHANCED track Shared 
Savings Program ACOs, avoid shared losses.
    In alignment with the proposals described in this section, we are 
proposing to revise the regulation text at Sec.  425.508 as follows:
     Under new paragraph (c)(1), we would specify that, for PYs 
beginning on or after January 1, 2026, ACOs may exclude one or more 
TINs of ACO participants from an ACO's submission of eCQM/MIPS CQM/
Medicare CQM/Medicare eCQM data (as applicable) for each measure. We 
would specify that applicable exclusions may include:
    ++ Unforeseen circumstance(s) that are outside of the control of 
the ACO, such as the unexpected closure of a group or individual's 
practice that bills under the ACO participant TIN.
    ++ An ACO participant TIN has a CEHRT that is intended for 
specialty use and does not support the measure(s) included in the APP 
Plus quality measure set.
    ++ Other circumstances as determined by CMS.
     Under new paragraph (c)(2), we would specify that ACOs may 
not exclude an ACO participant TIN from the ACO's quality data 
submission for each measure based on the following:
    ++ The demographics status of the beneficiaries who had an 
encounter during the performance year with an ACO participant TIN.
    ++ The health status of the beneficiaries who had an encounter 
during the performance year with an ACO participant TIN.
    ++ The estimated impact of the ACO participant TIN on the ACO's 
quality performance.
     Under new paragraph (c)(3), we would specify that the 
ACO's submission of eCQM/MIPS CQM/Medicare CQM/Medicare eCQM data (as 
applicable) for each measure must include ACO participant TINs that 
represent at least 95 percent of the beneficiaries assigned to the ACO 
prior to the application of the measure specifications.
     Under new paragraph (c)(4), we would specify that CMS 
retains the right to audit and validate eCQM/MIPS CQM/Medicare CQM/
Medicare eCQM data reported by an ACO and may request documentation 
from the ACO related to the exclusion of ACO participant TINs under 
paragraph Sec.  425.508(c)(1). We would further note that failure to 
report quality measure data accurately, completely, and timely may 
result in compliance actions as described at Sec. Sec.  425.216 and 
425.218.
    We are seeking public comments on our proposals to revise the 
Shared Savings Program quality reporting requirements at Sec.  425.508 
beginning in PY 2026. We are also seeking comment on other 
circumstances we should consider that would allow ACOs to exclude one 
or more TINs of ACO participants from their submission of eCQM/MIPS 
CQM/Medicare CQM/Medicare eCQM data for a measure.
(3) Proposal for Shared Savings Program ACOs To Report Using the 
Medicare eCQMs Collection Type
    Shared Savings Program ACOs have expressed concerns regarding the 
difficulty for multi-TIN Shared Savings Program ACOs to aggregate and 
deduplicate patient-level data. Additional challenges persist with 
integration across multiple EHRs, and these challenges can be an 
impediment for some Shared Savings Program ACOs. In light of the 
concerns raised by Shared Savings Program ACOs and other interested 
parties related to reporting quality measures using the eCQMs 
collection type and our commitment to supporting Shared Savings Program 
ACOs in the transition to dQM reporting, for PY 2027 and subsequent 
PYs, we are proposing in section IV.A.4.d.(1)(b) of this proposed rule 
to establish the Medicare eCQMs for Accountable Care Organizations 
Participating in the Medicare Shared Savings Program (Medicare eCQMs) 
as a new collection type for Shared Savings Program ACOs reporting on 
the Medicare eCQMs (reporting quality data on beneficiaries eligible 
for Medicare eCQMs as proposed to be defined at

[[Page 44049]]

Sec.  425.20) within the APP Plus quality measure set. A Medicare eCQM 
is essentially an eCQM that is part of the APP Plus quality measure set 
and reported by a Shared Savings Program ACO on only the Shared Savings 
Program ACO's assigned beneficiaries, instead of its all payer/all 
patient population. That is, the Medicare eCQMs will generally follow 
the eCQM measure specifications; however, they will be reported on a 
different population and use a different identifier to distinguish that 
the submission is for a Medicare eCQM rather than for an eCQM.
    In the CY 2025 PFS final rule, we noted the numerous benefits to 
using eCQMs, including their use of electronic standards that reduce 
reporting burden, and expressed intent to fully transition to digital 
quality measurement in CMS quality reporting and value-based purchasing 
programs (89 FR 98106). We believe the addition of Medicare eCQMs would 
support our efforts to transition to dQMs by supporting Shared Savings 
Program ACOs that want to report eCQMs but are not able to 
operationally report on all patient/all payer data due to data 
aggregation challenges.
    Medicare eCQMs would serve to address concerns which are discussed 
in section III.G.3.d.(1) of this proposed rule by defining a population 
of beneficiaries that exists within the all payer/all patient eCQM 
specifications and tethering that population to a Shared Savings 
Program ACO's assigned beneficiary population. Shared Savings Program 
ACOs have expressed challenges with quality data reporting as their 
list of eligible beneficiaries has often contained beneficiaries for 
whom the Shared Savings Program ACO is unable to identify a primary 
care relationship. Specifically, Medicare eCQMs would address the 
concern raised by Shared Savings Program ACOs that for Shared Savings 
Program ACOs with a higher proportion of specialty practices and/or 
multiple EHRs, the broader all payer/all patient eligible population 
would capture beneficiaries with no primary care relationship to the 
Shared Savings Program ACO. We intend to allow Shared Savings Program 
ACOs to continue to report using the existing collection types to 
maintain stability of collection types during the transition to dQMs. 
If finalized, Medicare eCQMs would provide an additional optional 
collection type for reporting quality data for Shared Savings Program 
ACOs. Medicare eCQMs would provide ACOs the option to report 
electronically only on their assigned beneficiary population, easing 
the operational considerations as outlined in this section, and support 
those Shared Savings Program ACOs with the transition to dQMs. For 
these reasons, we believe that it is appropriate to establish Medicare 
eCQMs as a new collection type for Shared Savings Program ACOs only. We 
also anticipate that in the future, when FHIR-based reporting becomes 
mandatory, Shared Savings Program ACOs would be able to continue to use 
the FHIR-based digital specifications to report only on their assigned 
beneficiary population.
    We encourage ACOs to evaluate all quality reporting options to 
determine which collection type is most appropriate based on the ACO's 
unique composition and technical infrastructure. In addition to our 
proposal to allow ACOs the option to report quality data using the 
Medicare eCQMs collection type, for PY 2027 and subsequent PYs, ACOs 
would have the option to report quality data using the all payer/all 
patient eCQMs/MIPS CQMs, and/or the Medicare CQMs collection types. Our 
long-term goal continues to be to support ACOs in the adoption of dQMs. 
We would monitor the reporting of quality data using the Medicare eCQMs 
collection type.
    To facilitate the reporting of Medicare eCQMs, in section 
IV.A.4.d.(1)(b) of this proposed rule, we are proposing to amend the 
definition of ``collection type'' in Sec.  414.1305 to include Medicare 
eCQMs as an available collection type in MIPS for ACOs that participate 
in the Shared Savings Program.
    Additionally, we are proposing to establish data submission and 
data completeness criteria, in Sec. Sec.  414.1335(a)(5) and 
414.1340(e), respectively, pertaining to the Medicare eCQMs collection 
type for the MIPS quality performance category as discussed in sections 
IV.A.4.d.(1)(c)(v) and IV.A.4.d.(1)(d)(ii) of this proposed rule.
    We are proposing to define a ``beneficiary eligible for Medicare 
eCQMs'' at Sec.  425.20 as a beneficiary identified for purposes of 
reporting Medicare eCQMs for Shared Savings Program ACOs participating 
in the Medicare Shared Savings Program (Medicare eCQMs), who is a 
beneficiary that is assigned to the Shared Savings Program ACO under 
subpart E.
    In section IV.A.4.d.(1)(d)(ii) of this proposed rule, we are 
proposing to revise Sec.  414.1340(e) to establish the data 
completeness criteria threshold for the Medicare eCQMs collection type, 
in which Shared Savings Program ACOs that meet reporting requirements 
under the APP submitting quality measure data on Medicare eCQMs must 
submit data on at least 75 percent of the ACO's applicable 
beneficiaries eligible for the Medicare eCQM, as proposed to be defined 
at Sec.  425.20, who meet the measure's denominator criteria for MIPS 
payment year 2029 and future MIPS payment years (PY 2027 and subsequent 
PYs).
    To facilitate population-based activities related to improving 
health under the existing Sec.  425.702(c)(1)(ii) and to aid Shared 
Savings Program ACOs in the process of patient matching and data 
aggregation necessary to report Medicare eCQMs, we would provide Shared 
Savings Program ACOs with a list of beneficiaries that are assigned to 
the Shared Savings Program ACO and thus are eligible for Medicare eCQM 
reporting within the Shared Savings Program ACO. We anticipate that the 
list of beneficiaries eligible for Medicare eCQMs would be shared with 
Shared Savings Program ACOs on a quarterly basis, beginning with 
Quarter 1 of PY 2027. We anticipate that the list of beneficiaries 
eligible for Medicare eCQMs would be in the same format and delivery 
schedule as the list of beneficiaries eligible for Medicare CQMs that 
Shared Savings Program ACOs currently receive on a quarterly basis. The 
list of beneficiaries eligible for Medicare eCQMs would differ from the 
list of beneficiaries eligible for Medicare CQMs in that we would apply 
the eCQM specifications to generate the measure-specific indicators for 
the list of beneficiaries eligible for Medicare eCQMs (unlike the list 
of beneficiaries eligible for Medicare CQMs which uses the Medicare CQM 
specifications to generate the measure-specific indicators). This new 
report would be delivered to Shared Savings Program ACOs via the Data 
Hub in the Shared Savings Program ACO Management System (https://acoms.cms.gov), but would not be included in the Shared Savings Program 
ACO's Quarterly Reports Package. The Quarter 4 list would include all 
beneficiaries eligible for Medicare eCQMs based on available claims 
data for encounters with dates of service from January 1 through 
December 31 and may be used as the final list for quality reporting. 
Like eCQMs, Medicare eCQMs would be reported end-to-end electronically. 
As such, we recognize that Shared Savings Program ACOs may have other 
technologically feasible means to identify beneficiaries eligible for 
Medicare eCQMs within the Shared Savings Program ACO or Shared Savings 
Program ACO participant TIN CEHRT. For this reason, we are not 
proposing to require that Shared Savings Program ACOs use the list of

[[Page 44050]]

beneficiaries eligible for Medicare eCQMs to identify the universe of 
beneficiaries upon which the Shared Savings Program ACO would report 
Medicare eCQMs for an applicable PY; rather, the Quarter 4 list can be 
used as a resource to help Shared Savings Program ACOs identify 
beneficiaries eligible for Medicare eCQM reporting.
    In section III.G.3.f.(2) of this proposed rule, we are proposing 
that there would be five eCQMs/MIPS CQMs/Medicare CQMs/Medicare eCQMs 
in the APP Plus quality measure set for Shared Savings Program ACOs for 
PY 2027 and subsequent PYs.
     Diabetes: Glycemic Status Assessment Greater Than 9% 
(Quality ID: 001);
     Breast Cancer Screening (Quality ID: 112);
     Colorectal Cancer Screening (Quality ID: 113);
     Preventive Care and Screening: Screening for Depression 
and Follow-Up Plan (Quality ID: 134); and
     Controlling High Blood Pressure (Quality ID: 236).
    ACOs would have the option to report the five Medicare eCQMs, or a 
combination of eCQMs/MIPS CQMs/Medicare CQMs/Medicare eCQMs, to meet 
the Shared Savings Program quality reporting requirement at Sec.  
425.510(b) and the quality performance standard at Sec.  425.512(a)(5).
    To operationalize the reporting of the Medicare eCQMs collection 
type, if finalized, specifically to distinguish between the submission 
of data for a Medicare eCQM from the submission of data for an eCQM to 
CMS, we will create unique identifiers that are associated with each 
Medicare eCQM. These identifiers must be included in the submission 
files when reporting Medicare eCQMs beginning in PY 2027. Additional 
information on reporting Medicare eCQMs, if finalized, will be provided 
after the release of the CY 2027 PFS final rule.
    We are not proposing to add Medicare eCQMs to the eCQM/MIPS CQM 
reporting incentive described at Sec.  425.512(a)(5)(i)(B)(2) for PY 
2027 and subsequent PYs. The eCQM/MIPS CQM reporting incentive intends 
to provide an incentive to ACOs to report the all payer/all patient 
eCQMs/MIPS CQMs while allowing them time to gauge their performance on 
the all payer/all patient eCQMs/MIPS CQMs. We are also not proposing to 
add Medicare eCQMs to the Complex Organization Adjustment described at 
Sec.  414.1380(b)(1)(vii)(C) for PY 2027 and subsequent PYs. We 
reiterate that the Complex Organization Adjustment intends to account 
for the organizational complexities Shared Savings Program ACOs face 
when reporting all payer/all patient eCQMs (89 FR 98116).
    In section IV.B.1.c.(2) of this proposed rule and in the 
regulations at Sec.  414.1380(b)(1)(ii)(G)(1), we are proposing that, 
beginning with the CY 2027 performance period/2029 MIPS payment year, 
measures of the Medicare eCQMs collection type use flat benchmarks. As 
stated in the CY 2025 PFS final rule (89 FR 98118), the use of flat 
benchmarks may allow Shared Savings Program ACOs with high scores to 
earn maximum or near maximum measure achievement points while allowing 
room for quality improvement and rewarding that improvement in 
subsequent years. Use of flat benchmarks also helps to ensure that 
Shared Savings Program ACOs with high quality performance on a measure 
are not penalized as low performers.
    As part of our proposals for Shared Savings Program ACOs to report 
the Medicare eCQMs collection type for PY 2027 and subsequent PYs, we 
propose to revise the regulation text at Sec. Sec.  425.20 and 425.512 
as follows:
    Under a new paragraph at Sec.  425.20, we would define a 
beneficiary eligible for Medicare eCQMs as a beneficiary identified for 
purposes of reporting Medicare eCQMs for Shared Savings Program ACOs 
participating in the Medicare Shared Savings Program (Medicare eCQMs), 
who is a beneficiary that is assigned to the Shared Savings Program ACO 
under subpart E of this part.
    Under Sec.  425.512(a)(2)(iv), we would incorporate Medicare eCQMs 
into the existing quality performance standard policies for new Shared 
Savings Program ACOs. Under paragraph (a)(5)(iii)(C), we would also 
incorporate Medicare eCQMs into the existing policies that describe 
when a Shared Savings Program ACO would not meet the quality 
performance standard or the alternative quality performance standard.
    We are seeking public comments on our proposals for Shared Savings 
Program ACOs to report the Medicare eCQMs collection type for PY 2027 
and subsequent PYs.
(4) Proposal To Revise the Definition of a ``Beneficiary Eligible for 
Medicare CQMs''
    In the CY 2026 PFS final rule (90 FR 49797 through 49803), we 
finalized the revisions to the definition of a ``beneficiary eligible 
for Medicare CQMs'' at Sec.  425.20 effective January 1, 2025. 
Specifically, beginning with PY 2025 and subsequent PYs, we revised the 
definition to require, in (1)(ii)(B) of the definition, ``at least one 
primary care service with a date of service during the applicable 
performance year from a Shared Savings Program ACO professional who is 
a primary care physician or who has one of the specialty designations 
included in Sec.  425.402(c), or who is a physician assistant, nurse 
practitioner, or clinical nurse specialist.'' We stated that the 
revised definition of a ``beneficiary eligible for Medicare CQMs'' 
would reduce Shared Savings Program ACOs' burden in the patient 
matching necessary to report Medicare CQMs because the list of 
``beneficiaries eligible for Medicare CQMs'' would have greater overlap 
with the list of beneficiaries that are assignable to a Shared Savings 
Program ACO. We stated that we believed our revised definition of a 
``beneficiary eligible for Medicare CQMs'' would substantially address 
Shared Savings Program ACOs' and interested parties' concerns by better 
aligning the definitions and clarifying which beneficiaries' data to 
use for quality data reporting through Medicare CQMs. In the CY 2026 
PFS final rule, some commenters suggested that CMS require Medicare 
CQMs be reported for ``attributed'' beneficiaries only (90 FR 49800). 
In response, CMS noted that Medicare CQMs are designed to help Shared 
Savings Program ACOs address challenges with aggregating patient data 
required to report the all payer/all patient MIPS CQMs and eCQMs by 
defining a population of beneficiaries that is broader than the 
assigned population but exists within the all payer/all patient MIPS 
CQM specification.
    Since the publication of the CY 2026 PFS final rule and 
implementation of the revised definition aligning with assignable 
beneficiaries, we have heard from Shared Savings Program ACOs and other 
interested parties that the current definition of a ``beneficiary 
eligible for Medicare CQMs'' continues to cause confusion regarding 
which beneficiaries to use for quality data reporting. Specifically, 
Shared Savings Program ACOs have inquired about the differences between 
the current list of beneficiaries eligible for Medicare CQMs (which is 
broader than an ACO's assigned population) and the Shared Savings 
Program ACO's assigned and assignable populations. As discussed in the 
CY 2026 final rule, an analysis using PY 2024 data noted an average 85 
percent overlap between a Shared Savings Program ACO's list of 
beneficiaries eligible for Medicare CQMs and the list of beneficiaries 
assignable to the Shared Savings

[[Page 44051]]

Program ACO (90 FR 49799). Moreover, we have heard from Shared Savings 
Program ACOs that the current definition aligning with assignable 
beneficiaries continues to create burden in patient matching, data 
aggregation and quality reporting for Shared Savings Program ACOs that 
elect to report Medicare CQMs. Lastly, Shared Savings Program ACOs have 
expressed that the current definition of ``beneficiaries eligible for 
Medicare CQMs'' that aligns with assignable beneficiaries includes 
beneficiaries for whom the Shared Savings Program ACO does not readily 
have data.
    Considering the concerns raised by Shared Savings Program ACOs and 
other interested parties with reporting Medicare CQMs, we propose to 
revise the definition of a ``beneficiary eligible for Medicare CQMs'' 
at Sec.  425.20 for PY 2027 and subsequent PYs, to align with the 
population of beneficiaries assigned to the ACO.
    We implemented Medicare CQMs in PY 2024 to help some Shared Savings 
Program ACOs build the infrastructure, skills, knowledge and expertise 
necessary to report all payer/all patient MIPS CQMs and eCQMs (88 FR 
79098). The confusion that Shared Savings Program ACOs have expressed 
about the differences between the list of beneficiaries eligible for 
Medicare CQMs and a Shared Savings Program ACO's assigned populations 
have complicated the process for Shared Savings Program ACOs to 
meaningfully implement Medicare CQMs for this purpose. Our proposed 
revision would build upon the revisions finalized in the CY 2026 PFS 
final rule and further refine and align the definition of a 
``beneficiary eligible for Medicare CQMs'' to correspond to a Shared 
Savings Program ACO's assigned beneficiary list to continue to address 
Shared Savings Program ACOs' challenges with patient data aggregation. 
The proposed change to the definition of a ``beneficiary eligible for 
Medicare CQMs'' for PY 2027 and subsequent PYs intends to better 
support these Shared Savings Program ACOs in the transition to digital 
quality measurement and to eliminate an unintended barrier that Shared 
Savings Program ACOs have experienced in reporting Medicare CQMs, which 
have persisted after the revision of the definition in the CY 2026 PFS 
final rule to align with assignable beneficiaries.
    The Shared Savings Program relies on primary care-based assignment, 
and the APP Plus quality measure set is primary care-based. Our 
proposals to use the Shared Savings Program ACO's assigned beneficiary 
population for the Medicare CQMs collection type beginning in PY 2027 
would hold Shared Savings Program ACOs accountable for the quality of 
care for only the beneficiaries assigned to them and align with the 
voluntary risk they have undertaken to coordinate beneficiaries' care. 
Also, focusing on care provided by primary care providers would be a 
reasonable approach that addresses concerns with data aggregation and 
specialist participation. Similarly, we have heard from Shared Savings 
Program ACOs that the current definition of a ``beneficiary eligible 
for Medicare CQMs'' is a detriment to Shared Savings Program ACOs 
meeting the MIPS data completeness requirement described at Sec.  
414.1340. As such, the proposed change aims to support Shared Savings 
Program ACOs in meeting the MIPS data completeness requirement by 
tethering the universe of beneficiaries that a Shared Savings Program 
ACO is required to report on for Medicare CQMs to the universe of 
beneficiaries that have a primary care relationship with the Shared 
Savings Program ACO as demonstrated through the beneficiaries' 
assignment to the Shared Savings Program ACO. We anticipate that Shared 
Savings Program ACOs that choose to report Medicare CQMs would 
experience fewer barriers in aggregating the applicable numerator and 
denominator data for beneficiaries that are assigned to the Shared 
Savings Program ACO and, as a result, would be better positioned to 
meet the MIPS data completeness requirement described at Sec.  
414.1340.
    In the CY 2024 PFS final rule, we finalized a new paragraph at 
Sec.  425.702(c)(1)(iii) to share aggregate reports with Shared Savings 
Program ACOs with the aim of facilitating population-based activities 
related to the improvement of health through quality measurement using 
Medicare CQMs and to aid Shared Savings Program ACOs in the process of 
patient matching and data aggregation necessary to report Medicare CQMs 
(88 FR 79099). It was necessary at that time to revise the regulation 
text at Sec.  425.702 because the list of beneficiaries eligible for 
Medicare CQMs, as finalized for PY 2024, was broader than the universe 
of beneficiaries assigned to the Shared Savings Program ACO. As 
discussed in this section of the proposed rule, we are proposing to 
align the definition of a ``beneficiary eligible for Medicare CQMs'' 
with the universe of beneficiaries assigned to the Shared Savings 
Program ACO. The sharing of aggregate reports for beneficiaries 
assigned to the Shared Savings Program ACO is regulated at Sec.  
425.702(c)(1)(ii). As such, since the list of beneficiaries eligible 
for Medicare CQMs would align with the universe of beneficiaries 
assigned to the Shared Savings Program ACO under this proposal, it is 
appropriate to also propose to sunset the regulation at Sec.  
425.702(c)(1)(iii) beginning in PY 2027. If finalized, we would provide 
Shared Savings Program ACOs with a quarterly list of beneficiaries 
eligible for Medicare CQMs, starting with PY 2027, that aligns with an 
ACO's list of assigned beneficiaries under the existing regulation at 
Sec.  425.702(c)(1)(ii).
    As part of our proposal to revise the definition of a ``beneficiary 
eligible for Medicare CQMs'' for PY 2027 and subsequent PYs, we would 
revise and republish the definition of a ``beneficiary eligible for 
Medicare CQMs'' at Sec.  425.20 to include the following:
    We would note that a beneficiary eligible for Medicare CQMs means a 
beneficiary identified for purposes of reporting Medicare CQMs for ACOs 
participating in the Medicare Shared Savings Program (Medicare CQMs), 
who meets the following requirements (as applicable):
     For performance years 2024 through 2026, the beneficiary 
is either of the following:
    ++ A Medicare fee-for-service beneficiary (as defined at Sec.  
425.20) who--
    --Meets the criteria for a beneficiary to be assigned to an ACO 
described at Sec.  425.401(a); and
    --For performance year 2024, had at least one claim with a date of 
service during the measurement period from an ACO professional who is a 
primary care physician or who has one of the specialty designations 
included in Sec.  425.402(c), or who is a physician assistant, nurse 
practitioner, or clinical nurse specialist.
     --For performance years 2025 and 2026, had at least one 
primary care service with a date of service during the applicable 
performance year from an ACO professional who is a primary care 
physician or who has one of the specialty designations included in 
Sec.  425.402(c), or who is a physician assistant, nurse practitioner, 
or clinical nurse specialist.
    ++ A Medicare fee-for-service beneficiary who is assigned to an ACO 
in accordance with Sec.  425.402(e) because the beneficiary designated 
an ACO professional participating in an ACO as responsible for 
coordinating their overall care.
     For performance years 2027 and subsequent performance 
years, a

[[Page 44052]]

beneficiary that is assigned to the ACO under subpart E of this part.
    We would also revise the regulation text at Sec.  425.702 to 
specify that paragraph (c)(1)(iii) applies for performance years 2024 
through 2026. We are seeking public comments on our proposal to revise 
the definition of a ``beneficiary Eligible for Medicare CQMs''.
e. Proposal To Revise the Shared Savings Program Scoring Policy for 
Excluded APP Plus Measures and APP Plus Measures That Lack a Benchmark
(1) Background
    In the CY 2024 PFS final rule (88 FR 79122 and 79123), we stated 
that given that the Shared Savings Program does not determine which 
quality measures are excluded and lack a benchmark and that Shared 
Savings Program ACOs do not have a choice of measures that they can 
report under the APP, we do not want to adversely impact shared savings 
determinations for events outside the Shared Savings Program ACOs' 
control, such as in the event a measure is excluded or does not have a 
benchmark. Therefore, we finalized a scoring policy for excluded APP 
measures and APP measures that lack a benchmark at Sec.  425.512(a)(7). 
Specifically, we finalized that, to determine whether the Shared 
Savings Program ACO meets the quality performance standard required to 
share in savings at the maximum rate under its track (or payment model 
within a track), for PY 2024 and subsequent PYs, if a Shared Savings 
Program ACO reports all of the required measures, meeting the data 
completeness requirement at Sec.  414.1340 of this subchapter for each 
measure in the APP measure set and receiving a MIPS quality performance 
category score as described at Sec.  414.1380(b)(1) of this subchapter, 
we will use the higher of the Shared Savings Program ACO's quality 
score or the equivalent of the 40th percentile MIPS quality performance 
category score across all MIPS quality performance category scores, 
excluding entities/providers eligible for facility-based scoring, for 
the relevant performance year when the Shared Savings Program ACO meets 
either of the following:
     The ACO's total available measure achievement points used 
to calculate the ACO's MIPS quality performance category score is 
reduced under Sec.  414.1380(b)(1)(vii)(A) of this subchapter.
     At least one of the eCQMs/MIPS CQMs/Medicare CQMs does not 
have a benchmark as described at Sec.  414.1380(b)(1)(i)(A) of this 
subchapter.
    Shared Savings Program ACOs that qualify for this existing policy 
at Sec.  425.512(a)(7) can meet the quality performance standard if one 
measure in the APP Plus quality measure set is excluded or lacks a 
benchmark, and the Shared Savings Program ACO will not be evaluated on 
their quality performance on the remaining quality measures reported by 
the Shared Savings Program ACO.
(2) Proposed Revisions
    When our scoring policy for excluded APP measures and APP measures 
that lack a benchmark was finalized in the CY 2024 PFS final rule, 
there were six total measures in the APP quality measure set, and 
Shared Savings Program ACOs were required to report only three eCQMs/
MIPS CQMs (in addition to administering the CAHPS for MIPS survey) for 
PY 2024 and subsequent PYs (88 FR 79113). In the CY 2025 PFS final 
rule, we finalized that, for PY 2025 and subsequent PYs, Shared Savings 
Program ACOs will be required to report the APP Plus quality measure 
set (89 FR 98105). Under our proposal in section III.G.3.f.(2) of this 
proposed rule, we are proposing that for PY 2027 and subsequent PYs, 
Shared Savings Program ACOs would be required to report on eight 
measures in the APP Plus quality measure set: five eCQMs/MIPS CQMs/
Medicare CQMs/Medicare eCQMs, the CAHPS for MIPS survey, and two 
administrative claims-based measures that would be calculated by CMS. 
When CMS established the policy in the CY 2024 PFS final rule, we noted 
that there were two eCQMs in the legacy APP quality measure set that 
were suppressed by MIPS in PY 2022 (88 FR 79122). Since these two eCQMs 
were excluded, the growth in the number of quality measures Shared 
Savings Program ACOs are required to report increases the likelihood 
that a Shared Savings Program ACO's quality score would be based on a 
broader range of quality performance metrics than it would have been in 
PY 2022. This reduces the impact of measure exclusion on a Shared 
Savings Program ACO's MIPS quality performance category score. Applying 
the existing scoring policy at Sec.  425.512(a)(7) when a single 
measure is excluded from MIPS would allow a Shared Savings Program ACO 
to meet the quality performance standard without an evaluation of the 
Shared Savings Program ACO's quality performance on the remaining 
measures in the APP Plus quality measure set.
    Section 1899(b)(3)(C) of the Act states that the Secretary shall 
establish quality performance standards to assess the quality of care 
furnished by Shared Savings Program ACOs and shall seek to improve the 
quality of care furnished by Shared Savings Program ACOs over time by 
specifying higher standards, new measures, or both for purposes of 
assessing such quality of care. We believe that revising the scoring 
policy at Sec.  425.512(a)(7) such that it would only be applied when 
there are four or more excluded measures in PY 2027 would ensure that 
Shared Savings Program ACOs are fairly assessed on their quality 
performance in our determination of whether they meet the quality 
performance standard to be eligible to share in savings at the maximum 
rate available for the Shared Savings Program ACO's track and, for ACOs 
participating in the ENHANCED track, to avoid maximum shared losses. 
Specifically, we propose to revise the scoring policy at Sec.  
425.512(a)(7) for PY 2027 and subsequent PYs, such that it would apply 
only if the Shared Savings Program ACO's MIPS quality performance 
category score is calculated on less than five measures for a given PY. 
In other words, if there are four or more measures in the APP Plus 
quality measure set that are excluded from MIPS under Sec.  
414.1380(b)(1)(vii)(A) in PY 2027 or a subsequent PY, then the proposed 
scoring policy at Sec.  425.512(a)(7)(iii) would apply.
    We believe that our proposed revisions to Sec.  425.512(a)(7) would 
result in a more accurate assessment of Shared Savings Program ACOs' 
quality performance, as each measure in the five-measure minimum 
threshold would contribute a reasonable weight (20 percent) to the 
Shared Savings Program ACO's MIPS quality performance category score. 
However, if there are fewer than five measures available in a given PY, 
Shared Savings Program ACOs would not risk losing the ability to meet 
the quality performance standard to be eligible to earn maximum shared 
savings, and for Shared Savings Program ACOs in the ENHANCED track, 
avoid maximum shared losses, due to issues with the measures outside of 
their control.
    As discussed later in this section, we are proposing that the 
current scoring policy at Sec.  425.512(a)(7) would no longer apply 
when at least one of the required measures in the APP Plus quality set 
does not have a benchmark for PY 2027 and subsequent PYs. Excluded 
measures do not contribute to the calculation of a Shared Savings 
Program ACO's MIPS quality performance category score for that PY. In 
section III.G.3.f.(2) of this proposed rule, we are proposing that the 
APP Plus quality measure set would have eight

[[Page 44053]]

measures in total for PY 2027 and subsequent PYs. Thus, we would 
calculate a Shared Savings Program ACO's MIPS quality performance 
category score if there are five or more measures in the APP Plus 
quality measure set that have not been excluded from MIPS. We note that 
this policy would only apply if a Shared Savings Program ACO's MIPS 
quality performance category score is impacted by measure exclusion 
under MIPS. We also clarify that the policy would not apply for other 
reasons based on which a measure may be unscored. Specifically, it 
would not apply if the Shared Savings Program ACO does not meet the 
MIPS case minimum requirement at Sec.  414.1380 on any measure in the 
APP Plus quality measure set. Our proposal would allow us to better 
evaluate Shared Savings Program ACOs' quality performance and 
appropriately determine shared savings eligibility based on quality of 
care.
    Therefore, we propose that, for PY 2027 and subsequent PYs, if the 
Shared Savings Program ACO's MIPS quality performance category score is 
calculated on less than five measures due to measure exclusion under 
MIPS and the Shared Savings Program ACO meets the other quality 
reporting requirements as described in the proposed Sec.  
425.512(a)(7)(iii), then we would use the higher of the Shared Savings 
Program ACO's quality score or the equivalent of the 40th percentile 
MIPS Quality performance category score across all MIPS Quality 
performance category scores, excluding entities/providers eligible for 
facility-based scoring.
    We provide two hypothetical examples of the application of this 
proposed policy for illustrative purposes. Hypothetical example 1: for 
PY 2027, a Shared Savings Program ACO reports three eCQMs (Quality IDs: 
001, 112, and 236), one Medicare CQM (Quality ID: 134), and one MIPS 
CQM (Quality ID: 113) in the APP Plus quality measure set, meets the 
MIPS data completeness requirement at Sec.  414.1340 on all of these 
five measures, and receives a MIPS quality performance category score. 
The Shared Savings Program ACO also administers the CAHPS for MIPS 
survey and has the two administrative claims-based measures in the APP 
Plus quality measure set calculated by CMS. Hypothetically, if Quality 
IDs 001, 112, 113, and 236 are excluded from MIPS under Sec.  
414.1380(b)(1)(vii)(A) for PY 2027, then the Shared Savings Program 
ACO's MIPS quality performance category score would be based on four 
measures: the two administrative claims-based measures, the CAHPS for 
MIPS survey, and Quality ID: 134. The proposed scoring policy at Sec.  
425.512(a)(7)(iii) would apply in this scenario since the Shared 
Savings Program ACO's MIPS quality performance category score would be 
based on less than five measures. Therefore, the Shared Savings Program 
ACO would receive the higher of the Shared Savings Program ACO's 
quality score or the equivalent of the 40th percentile MIPS Quality 
performance category score across all MIPS quality performance category 
scores. This would allow the Shared Savings Program ACO to meet the 
quality performance standard and be eligible to share in savings at the 
maximum rate available for their track and, for ENHANCED track Shared 
Savings Program ACOs, to avoid maximum shared losses.
    Hypothetical example 2: for PY 2027, a Shared Savings Program ACO 
reports all five eCQMs in the APP Plus quality measure set, meets the 
MIPS data completeness requirement at Sec.  414.1340 on all five eCQMs 
(Quality IDs: 001, 112, 113, 134, and 236), administers the CAHPS for 
MIPS survey, receives a MIPS quality performance category score, and 
has the two administrative claims-based measures calculated by CMS. 
Under this scenario, the eCQM version of Quality ID: 001 was excluded 
from MIPS under Sec.  414.1380(b)(1)(vii)(A). Our proposed scoring 
policy would not apply in this case since the Shared Savings Program 
ACO's MIPS quality performance category score would be based on more 
than five measures: the two administrative claims-based measures, the 
CAHPS for MIPS survey, and four eCQMs.
    In the CY 2024 PFS final rule (88 FR 79123), we stated that given 
that the Shared Savings Program does not determine which quality 
measures do not have a benchmark and that Shared Savings Program ACOs 
do not have a choice of measures they can report under the APP, we do 
not want to adversely impact shared savings determinations for events 
outside the Shared Savings Program ACOs' control, such as in the event 
a measure does not have a benchmark. Therefore, we finalized at Sec.  
425.512(a)(7) to include eCQMs, MIPS CQMs, and Medicare CQMs within the 
APP measure set that do not have a benchmark as described at Sec.  
414.1380(b)(1)(i)(A). In the CY 2025 PFS final rule (89 FR 98120), we 
finalized that beginning in the CY 2025 performance period/2027 MIPS 
payment year, measures of the Medicare CQMs collection type would be 
scored using flat benchmarks for their first two performance periods in 
MIPS. Also, in sections III.G.3.c. and III.G.3.d.(3) of this proposed 
rule, we are proposing that Medicare CQMs and Medicare eCQMs would be 
scored using flat benchmarks for PY 2027 and subsequent PYs. The use of 
flat benchmarks to score Medicare CQMs and Medicare eCQMs would 
mitigate the risk that MIPS would not be able to calculate benchmarks 
for these measures in the APP Plus quality measure set. Additionally, 
we note that none of the eCQMs, MIPS CQMs, or Medicare CQMs that Shared 
Savings Program ACOs have reported over the past four PYs lacked 
benchmarks. Therefore, we propose that the scoring policy at Sec.  
425.512(a)(7) would no longer apply when at least one of the required 
measures in the APP Plus quality set does not have a benchmark for PY 
2027 and subsequent PYs.
    We would revise the regulation text at Sec.  425.512(a)(7) as 
follows:
     We are revising paragraph (a)(7)(ii) to specify that it 
applies for performance years 2025 and 2026.
     Under new paragraph (a)(7)(iii), we would specify that, 
for performance year 2027 and subsequent performance years, if an ACO 
reports all of the required measures in the APP Plus quality measure 
set, meeting the data completeness requirement at Sec.  414.1340 for 
each measure in the APP Plus quality measure set, and receiving a MIPS 
Quality performance category score as described at Sec.  
414.1380(b)(1), for the relevant performance year, and the ACO meets 
the following--
    ++ The ACO's MIPS Quality performance category score is calculated 
on less than five measures; and
    ++ Any unscored measure(s) must meet all of the following-
    -- The ACO's total available measure achievement points used to 
calculate the ACO's MIPS Quality performance category score are reduced 
under Sec.  414.1380(b)(1)(vii)(A).
    -- The ACO's total measure achievement points used to calculate the 
ACO's MIPS Quality performance category score are not reduced under 
Sec.  414.1380(b)(1)(iii).
    We are seeking public comments on our proposed revisions to the 
Shared Savings Program scoring policy at Sec.  425.512(a)(7).
f. Proposal To Update the APP Plus Quality Measure Set
(1) Background
    We finalized in the CY 2025 PFS final rule (89 FR 98104) that, for 
PY 2025 and subsequent PYs, Shared Savings Program ACOs will be 
required to report

[[Page 44054]]

the APP Plus quality measure set. We also finalized that Shared Savings 
Program ACOs will be required to report and be scored on all applicable 
quality measures in the APP Plus quality measure set according to the 
phase-in schedule for incorporating measures into the APP Plus quality 
measure set (89 FR 98105). We also stated in the CY 2025 PFS final rule 
(89 FR 98116 and 98117) that the APP Plus quality measure set for 
Shared Savings Program ACOs will include 11 measures (eight eCQMs/
Medicare CQMs, two administrative claims-based measures, and the CAHPS 
for MIPS Survey measure) beginning with PY 2028 or the PY that is one 
year after the eCQM specifications become available for the Screening 
for the Social Drivers of Health (Quality ID: 487) and Adult 
Immunization Status (Quality ID: 493) measures, whichever is later, and 
Shared Savings Program ACOs will be scored on the required 11 measures. 
The final APP Plus quality measure set for Shared Savings Program ACOs, 
for PY 2025 and subsequent PYs, was specified in Tables 39 through 42 
of the CY 2025 PFS final rule (89 FR 98128 through 98132).
    In the CY 2025 PFS final rule (89 FR 98130 through 98132), we 
finalized that Diabetes: Glycemic Status Assessment Greater Than 9% 
(Quality ID: 001), Preventive Care and Screening: Screening for 
Depression and Follow-up Plan (Quality ID: 134), and Hospital-Wide, 30-
day, All-Cause Unplanned Readmission (HWR) Rate for MIPS Eligible 
Clinician Groups (Quality ID: 479) would be incorporated into the APP 
Plus quality measure set for PY 2025. Additionally, we finalized that 
Initiation and Engagement of Substance Use Disorder Treatment (Quality 
ID: 305) will be incorporated into the APP Plus quality measure set for 
PY 2027 and Adult Immunization Status (Quality ID: 493) will be 
incorporated into the APP Plus quality measure set beginning with PY 
2028 or the PY that is 1 year after the eCQM specification becomes 
available for Quality ID: 493, whichever is later.
    In the CY 2026 PFS final rule (90 FR 49818), we finalized the 
removal of Screening for Social Drivers of Health (Quality ID: 487) 
from the APP Plus quality measure set (90 FR 49817 and 50311). With the 
removal of Quality ID: 487, the APP Plus quality measure set for Shared 
Savings Program ACOs will include ten measures (seven eCQMs/Medicare 
CQMs, two administrative claims-based measures, and the CAHPS for MIPS 
Survey measure) beginning with PY 2028 or the PY that is 1 year after 
the eCQM specification becomes available for Adult Immunization Status 
(Quality ID: 493), whichever is later (90 FR 49817). We stated that 
Shared Savings Program ACOs will be scored on the required ten measures 
(90 FR 49817). The final APP Plus quality measure set for Shared 
Savings Program ACOs, for PY 2028 or the PY that is 1 year after the 
eCQM specification becomes available for Quality ID: 493, whichever is 
later, was specified in Table B-G5 of the CY 2026 PFS final rule (90 FR 
49818).
    Shared Savings Program ACOs expressed concerns with increasing the 
number of measures in the APP Plus quality measure set each year. 
Shared Savings Program ACOs have suggested maintaining a stable measure 
set as they transition to digital quality reporting. In response to the 
CY 2026 PFS Digital Quality Measurement RFI, many commenters 
recommended that CMS maintain the APP Plus quality measure set as 
finalized without adding new measures to preserve resources for the 
transition to digital quality measurement and to consider challenges 
Shared Savings Program ACOs face in data aggregations for eCQM/MIPS 
CQM/Medicare CQM reporting (90 FR 49855 and 49856).
(2) Proposed Revisions
    As discussed in section IV.A.4.b.(2) and Table Group D, in Appendix 
1, of this proposed rule, we are proposing to adopt measure 
specification changes to the following measures that are included in 
the APP Plus quality measure set:
     Diabetes: Glycemic Status Assessment Greater Than 9% 
(Quality ID: 001) (eCQMs collection type only)
     Preventive Care and Screening: Screening for Depression 
and Follow-up Plan (Quality ID: 134)
     Hospital-Wide, 30-day, All-Cause Unplanned Readmission 
(HWR) Rate for MIPS Eligible Clinician Groups (Quality ID: 479)
    With the proposed removal of Initiation and Engagement of Substance 
Use Disorder Treatment (Quality ID: 305) and Adult Immunization Status 
(Quality ID: 493) from the APP Plus quality measure set as described in 
section IV.A.4.b.(2) of this proposed rule, we propose that the APP 
Plus quality measure set for Shared Savings Program ACOs would include 
eight measures (five eCQMs/MIPS CQMs/Medicare CQMs/Medicare eCQMs, two 
administrative claims-based measures, and the CAHPS for MIPS Survey 
measure) beginning with PY 2027. Shared Savings Program ACOs would be 
scored on the required eight measures. We believe that these proposals 
would lessen the burden associated with implementing new quality 
measures as Shared Savings Program ACOs move toward digital quality 
measurement. The proposed APP Plus quality measure set for Shared 
Savings Program ACOs, for PY 2027 and subsequent PYs is specified in 
Table B-G5. This table also reflects the proposed creation of the new 
Medicare eCQMs collection type for Shared Savings Program ACOs 
reporting the APP Plus quality measure set for PY 2027 and subsequent 
PYs, as discussed in section III.G.3.d.(3) and Table Groups D and DD, 
in Appendix 1, of this proposed rule.

[[Page 44055]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.056

g. Summary of Proposals
    In Table B-G6 of this proposed rule, we summarize the quality 
reporting requirements and quality performance standard policies for PY 
2027 and subsequent PYs, including our proposals in this proposed rule. 
This table also reflects the creation of the new Medicare eCQMs 
collection type and removal of Initiation and Engagement of Substance 
Use Disorder Treatment (Quality ID: 305) and Adult Immunization Status 
(Quality ID: 493) from the APP Plus quality measure set for Shared 
Savings Program ACOs, as discussed in sections III.G.3.d.(3) and 
III.G.3.f.(2), respectively, of this proposed rule. The quality 
reporting requirements and quality performance policies for PY 2026 
were summarized in Table B-G6 of the CY 2026 PFS final rule (90 FR 
49819 and 49820).

[[Page 44056]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.057

4. Shared Savings Program Certified Electronic Health Record Technology 
(CEHRT) Use Requirements
a. Background
    Section 1899(b)(3)(D) of the Act authorizes the Secretary to 
incorporate reporting requirements and incentive payments from section 
1848 of the Act into the Shared Savings Program, such as requirements 
and incentive payments related to electronic prescribing and electronic 
health records. The statute also authorizes the Secretary to use 
alternative criteria for determining whether to make such incentive 
payments.
    Section 1833(z)(2)(C)(iii)(II)(bb) of the Act (as amended by the 
Medicare Access and CHIP Reauthorization Act of 2015 (MACRA)) generally 
requires Advanced Alternative Payment Models (Advanced APMs) to require 
the use of CEHRT. Under this authority, we have codified Advanced APM 
CEHRT use criteria at Sec.  414.1415(a). We have incorporated 
requirements related to the adoption and use of CEHRT in the Shared 
Savings Program regulations. We have adopted a definition of CEHRT in 
Sec.  425.20 that cross references the Quality Payment Program's 
definition of CEHRT (Sec.  414.1305).
    For the Shared Savings Program, CMS updated the CEHRT definition in 
the CY 2024 PFS final rule (88 FR 79309).

[[Page 44057]]

Under paragraph (3) of the CEHRT definition in Sec.  414.1305, CEHRT 
currently means EHR technology (which could include multiple 
technologies) certified by the Office of the National Coordinator for 
Health Information Technology (ONC) under the ONC Health IT 
Certification Program as meeting the 2015 Edition Base EHR definition, 
or subsequent Base EHR definition (set forth at 45 CFR 170.102), and a 
designated set of health IT certification criteria adopted or updated 
in 45 CFR 170.315 that are determined applicable for the APM.
    In the context of health IT, the secure exchange, access, and use 
of electronic health information supports better informed decision 
making and a more efficient health care system.\256\ Interoperability 
(as defined at 45 CFR 170.102) enables this secure exchange and access. 
To this end, CMS intends to utilize approaches based on the HL7[supreg] 
(Health Level 7) Fast Healthcare Interoperability Resources[supreg] 
(FHIR) \257\ standard to support the exchange of quality information, 
consistent with CMS' digital quality measurement initiatives, as 
described in the FHIR RFI in the CY 2026 PFS proposed rule (90 FR 32710 
through 32715). FHIR is a widely used application program interface 
(API)-focused standard used to represent and exchange health 
information maintained by the standards development organization 
HL7.ONC adopts the FHIR standard (currently FHIR R4) as well as FHIR 
implementation guides for different API use cases in 45 CFR 170.215, 
and incorporates these standards into certification criteria for health 
IT.
---------------------------------------------------------------------------

    \256\ CMS Interoperability--CMS--Center for Medicare & Medicaid 
Services found at https://www.cms.gov/priorities/key-initiatives/burden-reduction/interoperability/cms-interoperability.
    \257\ Health Level 7 (HL7) Fast Healthcare Interoperability 
Resources (FHIR)--ONC--Office of the National Coordinator for Health 
Information Technology found at https://healthit.gov/interoperability/investments/fhir/.
---------------------------------------------------------------------------

    In the CY 2019 PFS final rule (83 FR 59982 through 59988), we 
adopted requirements related to ACOs' use of CEHRT, beginning with PY 
2019, and in subsequent years. In that final rule, we revised the 
Shared Savings Program annual certification requirements at Sec.  
425.302(a)(3)(iii) to require ACOs to certify at the end of each PY 
that the percentage of eligible clinicians participating in the ACO who 
used CEHRT to document and communicate clinical care to their patients 
or other health care providers met or exceeded the applicable 
percentage specified in the requirements established in Sec.  
425.506(f) (83 FR 60092). Specifically, we codified that beginning with 
PY 2019, and in subsequent years, for ACOs in a track that did not meet 
the financial risk standard to be an Advanced APM (for example, ACOs 
participating under BASIC track Levels A through D), the ACO was 
required to certify that 50 percent of the ACO's eligible clinicians 
used CEHRT to document and communicate clinical care to their patients 
or other health care providers. For ACOs in a track that met the 
financial risk standard to be an Advanced APM (for example, ACOs 
participating under BASIC track Level E or the ENHANCED track), the ACO 
was required to certify that the percentage of eligible clinicians 
participating in the ACO that use CEHRT to document and communicate 
clinical care to their patients or other health care providers met or 
exceeded the threshold established under the Quality Payment Program at 
Sec.  414.1415(a)(1). Under this requirement (Sec.  425.506(f)(2)), for 
PY 2019 through PY 2024, 75 percent of eligible clinicians were 
required to use CEHRT to document and communicate clinical care to 
their patients or health care providers (Sec.  1415(a)(1)(i)). In the 
same final rule, we updated our regulations at Sec.  425.20 to 
incorporate the definition of CEHRT at Sec.  414.1305 that applies 
under the Quality Payment Program (83 FR 60092).
    In the CY 2024 PFS proposed rule (88 FR 52435), we stated our 
belief that aligning Shared Savings Program CEHRT use requirements with 
Merit-Based Incentive Payment System (MIPS) Promoting Interoperability 
performance category requirements would reduce burden on ACOs, because 
they would no longer have to meet distinct Shared Savings Program 
attestation requirements and MIPS Promoting Interoperability 
requirements. We also referred back to our statements in the CY 2019 
PFS rule where we conveyed our desire to continue to promote and 
encourage CEHRT use by ACOs and their ACO participants and ACO 
providers/suppliers, and our desire to better align with the goals of 
the Quality Payment Program and the criteria for participation in 
certain alternative payment models tested by the CMS Innovation Center. 
We expressed our belief that our proposal to end the CEHRT attestation 
requirements and align the Shared Savings Program with the MIPS 
Promoting Interoperability performance category requirements would 
allow ACOs to focus on a unified set of program requirements for the 
use of CEHRT and reduce the administrative burden of managing 
compliance with a different set of program requirements with the same 
aim (88 FR 52435).
    In the CY 2024 PFS final rule (88 FR 79124 through 79132), we 
modified the Shared Savings Program CEHRT requirements to end the CEHRT 
attestation requirements and align the Shared Savings Program with 
MIPS' Promoting Interoperability performance category requirements. We 
modified Sec.  425.302(a)(3)(iii) to make the Shared Savings Program 
Annual CEHRT Certification requirement applicable only for PYs 2019 
through 2024. This effectively sunset the Shared Savings Program CEHRT 
requirement that ACOs certify that the percentage of eligible 
clinicians participating in the ACO that used CEHRT to document and 
communicate clinical care to their patients or other health care 
providers met or exceeded the applicable percentage specified at Sec.  
425.506(f). We also revised the CEHRT reporting policy at Sec.  
425.507(a) for PYs beginning on or after January 1, 2025, to require, 
unless otherwise excluded, that ACO participants, ACO provider/
suppliers, and ACO professionals who are MIPS eligible clinicians, 
Qualifying APM Participants (QP), or Partial QPs (each as defined at 
Sec.  414.1305), regardless of track, must (88 FR 79131):
     Report the MIPS Promoting Interoperability performance 
category measures and requirements to MIPS according to 42 CFR part 
414, subpart O at the individual, group, virtual group, or APM entity 
level; and
     Earn a MIPS performance category score for the MIPS 
Promoting Interoperability performance category at the individual, 
group, virtual group, or APM entity level.
    In the CY 2024 PFS final rule, we also finalized Sec.  425.507(b), 
under which ACO participants, ACO providers/suppliers, or ACO 
professionals are excluded from the requirements specified in Sec.  
425.507(a) based on applicable policies that exclude or exempt eligible 
clinicians from reporting the MIPS Promoting Interoperability 
performance category as set forth in 42 CFR part 414, subpart O. We 
included in that provision the qualifier that an ACO participant, ACO 
provider/supplier, or ACO professional cannot be excluded from the 
requirements specified at Sec.  425.507(a) solely on the basis of being 
a QP or Partial QP (88 FR 79131). We finalized that applicable 
exclusions may apply to ACO participants, ACO providers/suppliers, or 
ACO professionals that meet the low volume threshold as set forth at 
Sec.  414.1310(b)(1)(iii), are non-MIPS eligible clinicians [eligible 
clinician as defined at Sec.  414.1305; who

[[Page 44058]]

is not a MIPS eligible clinician as set forth in Sec.  414.1310(b)(2)], 
or have a reweighted MIPS Promoting Interoperability performance 
category to zero percent of the final score in accordance with 
applicable policies set forth at Sec.  414.1380(c)(2).
    Lastly, in the CY 2024 PFS final rule, we updated public reporting 
requirements at Sec.  425.308(b)(9) to reflect the MIPS Promoting 
Interoperability performance category measures and activities (88 FR 
79132). We required ACOs to publicly report the number of MIPS eligible 
clinicians, QPs, and Partial QPs (each as defined at Sec.  414.1305) 
participating in the ACO who earned a MIPS Promoting Interoperability 
performance category score at the individual, group, virtual group, or 
APM entity level, as set forth in Sec.  425.507. This includes:
     The number of ACO participants, ACO providers/suppliers, 
and ACO professionals that meet the requirements of Sec.  425.507(a) 
and are not excluded under Sec.  425.507(b) for the applicable PY; and
     The number of ACO participants, ACO providers/suppliers, 
and ACO professionals that are excluded under Sec.  425.507(b) that 
voluntarily reported and received a MIPS Promoting Interoperability 
performance category score for the applicable PY.
    For PY 2025, we exercised enforcement discretion for the Shared 
Savings Program CEHRT requirements and will not take compliance actions 
under Sec. Sec.  425.216 or 425.218 for PY 2025 if an ACO does not meet 
the requirements of Sec. Sec.  425.507 and 425.308(b)(9). There will 
also be no impact on the ACO's ability to earn or receive shared 
savings for PY 2025.\258\
---------------------------------------------------------------------------

    \258\ Please see the notice of enforcement discretion in the 
Shared Savings Program Requirement to Report Objectives and Measures 
for Merit-based Incentive Payment Systems (MIPS) Promoting 
Interoperability Performance Category FAQ (https://www.cms.gov/files/document/frequently-asked-questions-shared-savings-program-requirement-report-objectives-measures-mips.pdf)
---------------------------------------------------------------------------

    In the Frequently Asked Questions document where we provided notice 
that we were exercising enforcement discretion for PY 2025, we also 
stated that we would release additional information regarding Shared 
Savings Program Promoting Interoperability requirements for PY 2026. We 
are now providing ACOs with notice that we will extend the enforcement 
discretion that applied for PY 2025 to PY 2026. We will not take 
compliance actions under Sec. Sec.  425.216 or 425.218 for PY 2026 if 
an ACO does not meet the requirements of Sec. Sec.  425.507 and 
425.308(b)(9). There will also be no impact on the ACO's ability to 
earn or receive shared savings for PYs 2025 or 2026.
    Shared Savings Program ACOs, professional associations, and vendors 
reporting quality on behalf of ACOs have expressed concern with the 
burden of the Shared Savings Program requirement that all Shared 
Savings Program ACO participants report all MIPS Promoting 
Interoperability performance category measures and activities. Most 
Shared Savings Program ACOs (74 percent) are in tracks that qualify as 
Advanced APMs (BASIC level E and ENHANCED).\259\ Qualifying APM 
participants in these ACOs are exempt from Promoting Interoperability 
performance category reporting for the purposes of MIPS under 42 CFR 
414.1310(b)(i). Therefore, they are only being required to report MIPS 
Promoting Interoperability performance category measures and activities 
by the Shared Savings Program. ACOs have expressed confusion about MIPS 
Promoting Interoperability performance category reporting requirements, 
exclusions, and exceptions. Specifically, ACOs have requested 
clarification about how to aggregate and report across their 
organizations, especially when their practices use different EHRs or 
when ACOs have some practices that qualify for applicable exclusions.
---------------------------------------------------------------------------

    \259\ See Shared Savings Program Fast Facts as of January 1, 
2026 (https://www.cms.gov/files/document/2026-shared-savings-program-fast-facts.pdf).
---------------------------------------------------------------------------

    We also recognize that ACOs are often comprised of many ACO 
professionals who serve large patient populations and that such ACOs 
may need to aggregate data across multiple EHR systems. An internal CMS 
analysis described in the CY 2025 PFS final rule that analyzed PY 2022 
data indicates that Shared Savings Program ACOs reported substantially 
higher numbers of denominator-eligible patients for certain eCQM 
measures than other MIPS reporters, including 33 times more denominator 
eligible patients for eCQM 001--Diabetes: HbA1c Poor Control (>9 
percent), 53 times more denominator eligible patients for eCQM 134--
Preventative Care and Screening: Screening for Depression and Follow-Up 
Plan, and 25 times more denominator eligible patients for eCQM 236--
Controlling High Blood Pressure. CMS data analysis also showed that 
ACOs provide a high volume of services, particularly those related to 
preventative screening measures; for example, in PY 2022, one ACO 
reported on over 700,000 denominator eligible beneficiaries for a 
single eCQM (89 FR 98436). Additionally, ACOs and related interested 
parties have shared that relatively few ACOs use one EHR, while a 
greater share use two to ten.\260\ These data underscore the 
operational scale and complexity associated with this reporting.
---------------------------------------------------------------------------

    \260\ See https://www.naacos.com/ecqms-for-acos-recommendations-from-the-naacos-digital-quality-measurement-task-force/.
---------------------------------------------------------------------------

    Thus, providing additional flexibility to ACOs would be helpful in 
light of the complex populations they serve, the high volume of data 
they process, and the necessity of aggregating data across multiple 
EHRs. Changes to simplify the Shared Savings Program requirement for 
ACOs to fulfill CEHRT use requirements would also be consistent with 
the Administration's interest, as expressed in the ``Request for 
Information: Deregulation'' (90 FR 15481 through 15482), in identifying 
proposals to rescind or replace regulations that burden American 
businesses. In response to that RFI, several commenters asked that CMS 
reduce burdensome requirements for ACOs to report MIPS Promoting 
Interoperability performance category measures and activities, 
including a few specific suggestions that we reverse the Shared Savings 
Program's MIPS Promoting Interoperability performance category 
reporting requirement due to the increased burden on ACOs without 
adding any value. Others suggested that we revert to an attestation 
requirement, revise the definition of CEHRT, re-evaluate numerator and 
denominator requirements for CEHRT use reporting, or recognize CMS 
Innovation Center model participation, use of FHIR, or participation in 
health information exchanges as evidence of interoperability without 
the need for additional reporting or attestation.
    From commenters' responses to a CMS RFI on digital quality 
measurement included in the CY 2026 PFS proposed rule (90 FR 32710 
through 32715), we learned that interested parties broadly supported 
CMS' efforts to move toward FHIR-based digital quality measurement. 
Commenters noted that the use of interoperable sources that are 
available at the point of care would ultimately increase efficiency, 
reduce administrative burden, and empower patients and providers to 
make informed care decisions. Many commenters also stated that 
significant technical and operational work remains to be completed 
before implementation of FHIR-based digital quality measurement, to 
ensure there is sufficient infrastructure to support the migration to 
and execution of FHIR.

[[Page 44059]]

Several commenters described that the phased adoption, technical 
assistance, and incentives for use of EHR data would promote a 
successful transition to FHIR-based digital quality measurement. Some 
commenters opposed movement to FHIR-based digital quality measurement, 
with noted concerns including the ability of small practices to 
transition, potential performance issues with technology, need for 
clarity around exclusions, and difficulty with aggregating across large 
organizations.
b. Proposal To Simplify Shared Savings Program CEHRT Use Requirements
    We believe that reduction in burden for reporting CEHRT use will 
free ACO resources to focus on meaningful advancement toward digital 
exchange of health information, including digital quality measurement. 
As noted above, commenters on the Request for Information: Deregulation 
asked that we recognize ACO use of FHIR technologies and that we 
simplify Shared Savings Program CEHRT use requirements. We believe that 
these suggestions would advance FHIR-based digital quality reporting by 
giving credit for incremental advances toward digital quality 
reporting.
    In response to the concerns and suggestions detailed above and in 
line with CMS' priorities to reduce burden and promote FHIR-based 
digital quality reporting and exchange of health information, we are 
proposing to sunset, beginning with PY 2027, the requirements at Sec.  
425.507(a) for Shared Savings Program ACO participants, ACO provider/
suppliers, and ACO professionals that are MIPS eligible clinicians, 
Qualifying APM Participants, or Partial Qualifying APM Participants to 
report all MIPS Promoting Interoperability performance category 
measures and requirements and to earn a performance category score for 
the MIPS Promoting Interoperability performance category at the 
individual, group, virtual group, or APM entity level. Accordingly, we 
also propose to sunset the associated exclusions that complement this 
requirement at Sec.  425.507(b). We are proposing to replace the 
requirement in Sec.  425.507(a) with different options for ACOs to meet 
CEHRT use requirements for the Shared Savings Program, described in 
further detail below.
    As Shared Savings Program ACOs cover 12.6 million beneficiaries, 
served by over 700,000 participating clinicians and facilities,\261\ we 
believe that a shift to FHIR-based digital quality reporting and 
exchange of health information at this scale would meaningfully advance 
care coordination and quality improvement. We further believe reducing 
the burden of Shared Savings Program participation could lead to 
increased program participation from ACOs and ACO professionals, which 
would magnify the impact, moving even more clinicians toward meaningful 
use of EHR technology to improve care for beneficiaries.
---------------------------------------------------------------------------

    \261\ See Shared Savings Program Fast Facts as of January 1, 
2026 (https://www.cms.gov/files/document/2026-shared-savings-program-fast-facts.pdf).
---------------------------------------------------------------------------

    To encourage widespread adoption of FHIR-based transmission of 
clinical data, enable bi-directional exchange of clinical data across 
practices within ACOs, and support the capture of robust clinical 
quality information, we propose, in Sec.  425.507(c), that for PY 2027 
and subsequent PYs, to meet the Shared Savings Program CEHRT use 
requirement, ACOs would be required to perform at least one of three 
allowable activities. The three allowable CEHRT use activities, from 
which ACOs would choose at least one, are described in further detail 
in this section. In summary, they are:
    (1) Completely report at least one of the five ACO-reported 
measures in the APP Plus quality measure set through the eCQMs 
collection type or the proposed Medicare eCQMs collection type 
(proposed in section III.G.3.d.(3) of this proposed rule) using CEHRT; 
OR
    (2) Attest to the ACO's use of FHIR capabilities to support 
reporting of at least one of the five ACO-reported measures in the APP 
Plus quality measure set using CEHRT. Section IV.A.4.b.(2) of this 
proposed rule contains measures in the APP Plus quality measure set 
that are reportable by ACOs in PY 2027; OR
    (3) Select and attest to one of the proposed Shared Savings Program 
CEHRT use metrics, which are based on a subset of MIPS Promoting 
Interoperability performance category measures, and which may be 
updated annually if there are changes.
    We also propose to sunset existing public reporting requirements at 
Sec.  425.308(b)(9) and propose to add a new section at Sec.  
425.308(b)(11), which would require ACOs to publicly report which of 
the allowable CEHRT use options proposed above they elected to perform 
to meet CEHRT use requirements for the Shared Savings Program for PY 
2027 and subsequent PYs.
(1) Meeting Shared Savings Program CEHRT Use Requirement by Reporting 
at Least One ACO-Reported Measure Through the eCQMs or Medicare eCQMs 
Collection Types
    As discussed earlier in this section, commenters have asked that 
CMS recognize efforts that ACOs are already undertaking to advance 
CEHRT use, without the need for additional reporting or attestation. 
Accordingly, we are proposing to recognize ACO reporting of eCQMs 
without additional reporting requirements, for the purpose of 
satisfying the Shared Savings Program CEHRT use requirements. Because 
reporting of eCQMs or the proposed Medicare eCQMs would require the use 
of CEHRT and submission of CEHRT IDs \262\ to communicate care quality 
to CMS, we believe that an ACO's reporting of measures using the eCQM 
collection type or the proposed Medicare eCQM collection type (see 
section III.G.3.d.(3) of this proposed rule for discussion of the 
proposal to establish Medicare eCQM collection type) is a concrete 
example of ACO CEHRT use that supports improved patient care. Clinical 
quality measure reporting helps identify areas for potential care 
improvement, and use of CEHRT to report quality of care is a step 
toward bi-directional exchange of health information and digital 
quality measurement.
---------------------------------------------------------------------------

    \262\ For more information, please find the MIPS Data Submission 
User Guide on the QPP Resource Library: https://qpp.cms.gov/resources/resource-library.
---------------------------------------------------------------------------

    We propose, in Sec.  425.507(c)(1), that one option ACOs could 
select to meet the Shared Savings Program CEHRT use requirement is 
using EHR technology that meets the requirements in paragraph (3) of 
the CEHRT definition at Sec.  414.1305. ACOs would need to use EHR 
technology that is also certified to certification criteria that 
support the recording, calculation, and reporting of clinical quality 
measures by being certified to the ONC Health IT Certification Program 
certification criteria at 45 CFR 170.315(c)(1) (included in the Base 
EHR definition in 45 CFR 170.102), (c)(2) and (c)(3) to completely 
report at least one measure in the APP Plus quality measure set, 
through the eCQMs or the proposed Medicare eCQMs collection type. 
Paragraph (3) of the CEHRT definition at Sec.  414.1305 is the CEHRT 
definition applicable to Advanced APMs. The requirement that Shared 
Savings program ACOs use CEHRT that is certified to the ONC Health IT 
Certification Program certification criteria at 45 CFR 170.315(c)(2) 
and

[[Page 44060]]

(c)(3) would be consistent with CEHRT use requirements under MIPS, as 
specified in paragraph (2)(ii)(B) of the CEHRT use definition at Sec.  
414.1305, which includes a specific requirement for use of EHR 
technology certified been certified to the ONC health IT certification 
criteria that support the calculation and reporting of clinical quality 
measures at 45 CFR 170.315(c)(2) and (c)(3).
    To ``completely report'' as we use that phrase in the proposed 
regulatory text, for the purpose of using this option to satisfy Shared 
Savings Program CEHRT use requirements, would mean that the ACO meets 
the Shared Savings Program quality reporting requirements proposed at 
Sec.  425.508(c)(1) to (c)(4) and as discussed in section III.G.3.d.(2) 
of this rule as well as the MIPS data completeness requirements at 
Sec.  414.1340 for the measure submission. The measure must be 
completely reported as part of annual quality reporting. Under this 
proposal, ACOs that completely report at least one quality measure 
through the eCQMs or the proposed Medicare eCQMs collection types, as 
determined by MIPS, would not be required to complete an attestation to 
meet Shared Savings Program CEHRT use requirements. Please note that, 
in section III.G.3.d.(2) of this proposed rule, we are proposing 
changes to the Shared Savings Program quality reporting requirements at 
Sec.  425.508, which may alter the universe of patients used to 
determine compliance with the MIPS data completeness requirements at 
Sec.  414.1340 and would be applicable to the proposed changes for the 
Shared Savings Program CEHRT use requirement. Under this Shared Savings 
Program CEHRT use requirement proposal, ACOs electing to meet the 
Shared Savings Program CEHRT use requirement by completely reporting at 
least one ACO-reported measure in the APP Plus quality measure set 
through the eCQMs or the proposed Medicare eCQMs collection type would 
be required to meet the proposed Shared Savings Program quality 
reporting requirement changes proposed in section III.G.3.d.(2) of this 
proposed rule, if finalized, along with the MIPS data completeness 
requirements at Sec.  414.1340 for that eCQM or the proposed Medicare 
eCQM measure submission.
    We understand that ACOs may still face challenges in aggregating 
data. As discussed more fully in section III.G.3.d. of this proposed 
rule, we believe that the proposed data completeness requirement 
changes would help to mitigate the issues facing ACOs in aggregating 
data for eCQM or proposed Medicare eCQM reporting. We also note that 
eCQM or proposed Medicare eCQM reporting is just one of three proposed 
ways an ACO could meet the Shared Savings Program CEHRT use 
requirement.
(2) Meeting Shared Savings Program CEHRT Use Requirements by Attesting 
To Using FHIR Capabilities in Certified Health IT To Support Reporting 
of At Least One of the Five ACO-Reported Measures in the APP Plus 
Measure Set
    We are proposing, in Sec.  425.507(c)(2), that another option ACOs 
could select for PY 2027 and subsequent PYs, to meet the Shared Savings 
Program CEHRT use requirement, is completely reporting at least one of 
the measures in the APP Plus quality measure set and meeting the data 
completeness requirement under Sec.  414.1340.
    The ACO must also attest that it used technology certified to ONC 
Certification Criteria for Health IT (45 CFR 170.315) supporting FHIR-
based exchange to meet paragraph (3) of the CEHRT definition at Sec.  
414.1305 to support measure data collection. Specifically, it must 
attest to the use of a Health IT Module (as defined in 45 CFR 170.102) 
that has been certified to an unexpired criterion or criteria in 45 CFR 
170.315 to make information in the U.S. Core Data for Interoperability 
(USCDI) available through a FHIR-based API (currently USCDI version 3; 
45 CFR 170.213(b)). Data represented by the USCDI can be used to 
support meeting the data requirements for measures in the APP Plus 
quality measure set. By mapping data elements in USCDI to measure 
specifications, users could leverage this functionality in their CEHRT 
to obtain data needed to calculate measures in the APP plus measure 
set. For instance, an initial analysis found data requirements for 
several MIPS CQMs/Medicare CQMs identified in the APP Plus quality 
measure set could be met using the data in USCDI version 3 obtained via 
an API meeting the requirements of 45 CFR 170.315(g)(10) in previous 
performance years.\263\
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    \263\ See ``Advancing Digital Quality Reporting Using Regulated 
Endpoints'' https://leavittpartners.com/wp-content/uploads/2026/04/Advancing-Digital-Quality-Reporting-Using-Regulated-Endpoints.pdf.
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    We note that eligible clinicians and APM entities already have the 
flexibility to use data obtained via Health IT Modules certified to 
certification criteria in 45 CFR 170.315 to report MIPS CQMs and 
Medicare CQMs, as CMS does not specify how eligible clinicians and APM 
entities must collect data for MIPS CQMs and Medicare CQMs, and no 
further updates are needed to our quality reporting policies to permit 
use of this technology. Rather, our proposed policy aims to encourage 
Shared Savings Program ACOs to use this approach to obtain data for 
quality measure reporting. Using standardized data from FHIR APIs can 
support more seamless aggregation of data across different EHR systems 
used by ACO participants. To meet the Promoting Interoperability 
requirement for the Shared Savings Program at the APM entity level as 
presently required in Sec.  425.507(a), ACOs are already required to 
demonstrate use of CEHRT through the MIPS requirement to use CEHRT at 
Sec.  414.1375(b)(1). Specifically, current policy requires that ACOs 
use EHR technology that is certified to certification criteria in 45 
CFR 170.315(g)(10), as it is a part of the ``Base EHR'' definition at 
45 CFR 170.102. The Base EHR definition is included in paragraph (3) of 
the ``Certified Electronic Health Record Technology (CEHRT)'' 
definition at 42 CFR 414.1305 used by the Shared Savings Program. For 
the purpose of meeting this option, ACOs electing to attest would 
attest that it used data collected from a FHIR-based API to support 
data collection using a Health IT Module certified to an unexpired 
criterion or criteria in 45 CFR 170.315 supporting standardized API 
access, to support reporting a measure in the APP Plus measure set.
    We are proposing to require ACOs to attest because, for the MIPS 
CQMs or Medicare CQMs collection types we cannot ascertain (absent 
attestation) whether an ACO used FHIR technology to support collection 
of data used to report these measures. For the proposed CEHRT use 
activity option in Sec.  425.507(c)(1), discussed above, we will be 
able to identify the ACOs that met that CEHRT use activity from quality 
reporting submission data; however, attestation would be required for 
an ACO electing to meet Shared Savings Program CEHRT use requirements 
by using standardized data from FHIR APIs to support collection of data 
for reporting at least one measure in the APP Plus measure set. We note 
that, while the option to meet Shared Savings Program CEHRT use 
requirements by attesting to use of a FHIR-based API to support 
complete reporting of at least one measure in the APP Plus measure set 
could conceivably be used for any available measure collection type, it 
would not be necessary for ACOs electing to report eCQMs or Medicare 
eCQMs collection

[[Page 44061]]

types. This is because those ACOs electing to report via eCQMs or 
Medicare eCQMs collection types would receive automatic credit for 
reporting through those collection types, as CMS would be able to 
ascertain based on quality data submissions that ACOs completely 
reported a measure in the APP Plus measure set using the eCQM or 
Medicare CQM collection type, and that is one option that would satisfy 
the Shared Savings Program CEHRT use requirement. Accordingly, the 
discussion here focuses only on the MIPS CQMs and Medicare CQMs 
collection types. For ACOs electing to meet Shared Savings Program 
CEHRT use requirements by attesting to use of data collected from a 
FHIR-based API to support complete reporting using a Health IT module 
certified to an unexpired criterion or criteria that supports 
standardized API access, for at least one measure through the MIPS CQMs 
or Medicare CQMs collection types, the measure must be completely 
reported as part of annual quality reporting. We propose that ACOs 
would attest to meeting this requirement through ACO-MS, after the 
conclusion of annual quality reporting, which occurs in the first 
quarter of the year following the PY. For example, we anticipate that 
the attestation would be available in ACO-MS in the second quarter of 
2028, after the conclusion of quality reporting for PY 2027. This 
proposed option for meeting Shared Savings Program CEHRT use 
requirements through the use of standardized data from FHIR APIs to 
report MIPS CQMs or Medicare CQMs would serve to recognize efforts 
underway by ACOs taking an interim step in the transition to FHIR-based 
digital quality reporting.
    CMS described a parallel goal to implement FHIR reporting for eCQMs 
in an RFI posted in the CY 2026 proposed rule (90 FR 32710 through 
32715), and requests comment on a timeline for transitioning to FHIR-
based digital quality measurement in section IV.A.4.c. of this proposed 
rule. In the RFI regarding the timeline to transition to FHIR-based 
reporting in this proposed rule, we indicated that following this 
transition period, FHIR-based reporting would be required for those 
applicable measures that were available as FHIR-based dQM reporting 
options during the transition period, beginning with the 2030 
performance period. These Shared Savings Program CEHRT use proposals 
are aligned with our efforts to recognize ACO movement toward FHIR-
based digital quality measurement and take into consideration comments 
received on the Request for Information: Deregulation, where a few 
commenters noted that leveraging FHIR technology supports 
multidisciplinary collaboration and efficient information sharing 
without additional attestations. While we disagree that use of FHIR 
technology alone obviates the needs for an attestation, since we are 
presently not able to discern whether an ACO has utilized a certified 
Health IT Module (for example, a 45 CFR 170.315(g)(10)-certified Health 
IT Module) to obtain standardized data from a FHIR-based API to 
aggregate data for quality reporting without an attestation, we 
acknowledge the value in use of FHIR technology. In response to 
commenters' concerns about reporting burden, we believe that this 
attestation would represent a significantly reduced burden in 
comparison to the current requirement in Sec.  425.507(a) that all ACO 
participants report all MIPS Promoting Interoperability performance 
category measures and activities. Another commenter responded that CMS 
should incorporate FHIR-based capabilities as a fundamental requirement 
in the Shared Savings Program. We believe that an ACO's use of a Health 
IT Module certified to an unexpired criterion or criteria within 45 CFR 
170.315 to obtain standardized data from FHIR APIs to support 
collecting data is a concrete step toward interoperability that will 
enable both digital quality reporting and bi-directional exchange of 
health information.
    Under this proposed option for meeting the Shared Savings Program 
CEHRT use requirement, ACOs choosing to attest that they used a Health 
IT Module certified to an unexpired criterion or criteria within 45 CFR 
170.315 to obtain standardized data from a FHIR API to support 
collection of data for reporting at least one measure in the APP Plus 
measure set would also need to have completely reported that measure, 
according to data completeness requirements detailed earlier in this 
section.
(3) Meeting Shared Savings Program CEHRT Use Requirements by Attesting 
to One of the Three ACO CEHRT Use Metrics
    We are proposing, in Sec.  425.507(c)(3), that another option ACOs 
could select to meet the Shared Savings Program CEHRT use requirement, 
is to attest to at least one of the Shared Savings Program CEHRT use 
metrics from the list of metrics established for the applicable 
performance year. We are proposing three Shared Savings Program ACO 
CEHRT use metrics for PY 2027, listed in Table B-G7. Like similar 
measures that are included in the MIPS Promoting Interoperability 
performance category, these three Shared Savings Program ACO CEHRT use 
metrics represent meaningful ACO use of CEHRT for improved patient 
care. We are proposing to allow ACOs to attest that the ACO meets one 
of these three metrics to satisfy the Shared Savings Program CEHRT use 
requirement. This proposal is responsive to public comments on the 
deregulatory RFI (90 FR 15481 to 15482). Responses to the RFI included 
several comments asking that CMS permit attestation for meaningful use 
of CEHRT and exchange of health information, to ease reporting burdens 
and encourage small practices to participate in the Shared Savings 
Program. One commenter also suggested CMS incentivize organizations to 
utilize real-time data exchange. We believe that allowing ACOs to 
attest to the use of bi-directional exchange of health information as 
one of the three options would promote ACOs engaging in this valuable 
activity while representing a significantly reduced burden as compared 
to our current Shared Savings Program CEHRT requirement that ACOs 
report on all MIPS Promoting Interoperability performance category 
measures and activities.
    We would update the list of allowable metrics through notice and 
comment rulemaking if there are any changes for future years.
    The ACO CEHRT use metrics we are proposing are based on the 
following parallel MIPS Promoting Interoperability performance category 
measures: Electronic Prescribing,\264\ Health Information Exchange 
(HIE) Bi-Directional Exchange,\265\ and Provide Patients Electronic 
Access to Their Health Information.\266\ The parallel MIPS Promoting 
Interoperability performance category measures provide instructions on 
how MIPS eligible clinicians can report the measures, with instructions 
to aggregate across all MIPS eligible clinicians for group and APM-
level reporting in each of the measure specification documents. We are 
not proposing, however, that ACOs would be required to report Shared 
Savings Program ACO CEHRT use metrics for every ACO provider/supplier 
in the

[[Page 44062]]

ACO, as is required under the MIPS measure specifications, because we 
understand that this level of information may be difficult or 
burdensome for ACOs to aggregate. To recognize the varying capacities 
for ACO participants to report on CEHRT use and for ACOs to report on 
CEHRT use for all of their ACO participants, we are proposing that ACOs 
would be allowed to attest ``Yes'' if at least one ACO provider/
supplier in each of the ACO's participating TINs performed the action 
described in the Shared Savings Program ACO CEHRT use metric using EHR 
technology certified to the ONC Certification Criteria for Health IT 
(45 CFR 170.315) necessary to meet paragraph (3) of the CEHRT 
definition at Sec.  414.1305 to complete the action described in each 
metric.
---------------------------------------------------------------------------

    \264\ https://qpp.cms.gov/docs/pi_specifications/Measure%20Specifications/2026-MIPS-Promoting-Interoperability-e-Prescribing-Measure.pdf.
    \265\ https://qpp.cms.gov/docs/pi_specifications/Measure%20Specifications/2026-MIPS-Promoting-Interoperability-HIE-Bi-Directional-Exchange-Measure.pdf.
    \266\ https://qpp.cms.gov/docs/pi_specifications/Measure%20Specifications/2026-MIPS-Promoting-Interoperability-Provide-Patients-E-Access-to-Their-Health-Info-Measure.pdf.
---------------------------------------------------------------------------

    As discussed earlier in this section, ACOs have faced challenges in 
reporting a high volume of participant data involving multiple EHRs for 
MIPS Promoting Interoperability measures and activities. An additional 
source of confusion is the requirement to report on behalf of all 
participants when an ACO reports at the APM entity level, including 
participants who would have been excluded or have received special 
status for reporting purposes when reporting at the individual or group 
level. Similarly, because QPs do not receive MIPS scores or payment 
adjustments, the requirement that QPs report the MIPS Promoting 
Interoperability performance category and earn a performance category 
score is a burden unique to Shared Savings Program Promoting 
Interoperability requirements. ACOs have also reported incidents of 
practices included on the ACO's Participant Agreement closing 
throughout the year, which requires the ACO to report on behalf of 
groups with whom contact may be difficult. Given this, we no longer 
believe it is reasonable to require them to report on every ACO 
provider/supplier in the ACO. We recognize and have been reminded by 
interested parties that participation in an ACO itself represents a 
commitment to coordinating care. ACOs in the Advanced APM tracks of the 
Shared Savings Program (BASIC track Level E and ENHANCED track), whose 
qualifying participants are exempt from MIPS, have taken on financial 
risk for providing coordinated, efficient care. We believe that in 
addition to that undertaking, our proposal to allow ACOs to attest that 
one ACO provider/supplier from each of the ACO's participating TINs has 
completed the action required under one of the ACO CEHRT use metrics we 
are proposing would be sufficient to demonstrate CEHRT use. We note 
that providers and suppliers who are MIPS eligible clinicians and who 
participate in ACOs in Shared Savings Program tracks that do not meet 
the definition of an Advanced APM (BASIC track levels A-D) and those in 
Advanced APM tracks who are not QPs will still be required to report 
MIPS Promoting Interoperability performance category measures (unless 
they are otherwise excluded under MIPS) to earn a score for the 
Promoting Interoperability performance category.
    In this section, we provide summary level information of the three 
proposed ACO CEHRT use metrics. These details generally align with the 
measure specifications for the respective MIPS Promoting 
Interoperability measures; however, they reflect ACO-level attestation. 
From these, ACOs would be allowed to select one metric to which the ACO 
would be able to attest ``Yes,'' to meet Shared Savings Program ACO 
CEHRT use requirements. Following the discussion of the three proposed 
metrics, we describe proposed allowable exclusions from ACO 
attestation. For each of these proposed activities, to attest ``Yes,'' 
the ACO's participant TINs must use EHR technology certified to the ONC 
Certification Criteria for Health IT (45 CFR 170.315) necessary to meet 
paragraph (3) of the CEHRT definition at Sec.  414.1305. We further 
describe the specific certified Health IT Modules that must be used to 
complete the action in the measure, consistent with information 
provided by the MIPS program for corresponding measures. If finalized, 
we would make public on our website more detailed information on each 
of these metrics.
    (i) ACO Electronic Prescribing: An ACO could attest ``Yes,'' if, 
during the PY, at least one permissible prescription was written by at 
least one ACO provider/supplier in each of the ACO's participant TINs, 
and the prescription was transmitted electronically using CEHRT. In 
addition to the allowable exclusions from Shared Savings Program CEHRT 
use attestation discussed later in this section, ACOs choosing to 
attest to this metric would be permitted to exclude from their 
assessment any ACO participant TIN whose providers and suppliers wrote 
fewer than 100 total permissible prescriptions during the PY. This 
exclusion would align with a similar exclusion in the parallel MIPS 
Promoting Interoperability e-Prescribing measure, which provides an 
exclusion for any MIPS eligible clinician who writes fewer than 100 
permissible prescriptions during the performance period. This would 
mean that an ACO could attest that it met this metric even if no 
electronic prescription was written by any provider or supplier in one 
of the ACO's ACO participant TINs, where all of the ACO's participants 
TINs were composed of providers and suppliers who wrote fewer than 100 
total permissible prescriptions. Similar to the MIPS e-Prescribing 
measure, a prescription would be defined as the authorization by an ACO 
provider or supplier to a pharmacist to dispense a drug that the 
pharmacist wouldn't dispense to the patient without such authorization. 
A permissible prescription is a prescription, as described in the 
preceding sentence, including electronic prescription of controlled 
substances, where creation of an electronic prescription for the 
medication is feasible using CEHRT and where allowable by state and 
local law. An ACO electing to attest to this metric to meet the Shared 
Savings Program CEHRT use requirement would be required to attest that 
at least one ACO provider or supplier in each of its ACO participant 
TINs used CEHRT, including health IT certified to the ``electronic 
prescribing'' criterion in 45 CFR 170.315(b)(3) to complete the actions 
of this Shared Savings Program CEHRT use metric.
    (ii) ACO Health Information Exchange (HIE) Bi-Directional Exchange: 
An ACO could attest ``Yes'' if, during the PY, at least one ACO 
provider or supplier from each of the ACO's participant TINs has, for 
at least one patient seen by the provider or supplier used EHR 
technology certified to the ONC Certification Criteria for Health IT 
(45 CFR 170.315) necessary to meet paragraph (3) of the CEHRT 
definition at Sec.  414.1305 to support bi-directional exchange with an 
HIE that: enables secure, bi-directional exchange to occur for every 
patient encounter, transition or referral, and record stored or 
maintained in the provider or supplier's EHR during the PY in 
accordance with applicable law and policy; and that the HIE is capable 
of exchanging information across a broad network of unaffiliated 
exchange partners including those using disparate EHRs and does not 
engage in exclusionary behavior when determining exchange partners. 
These elements of this Shared Savings Program ACO CEHRT use metric 
align with those in the parallel MIPS Promoting Interoperability 
measure. An ACO electing to attest to this metric to meet the Shared 
Savings Program CEHRT use requirement would not be required to attest 
that at least one ACO provider or supplier from each ACO

[[Page 44063]]

participant TIN used CEHRT functionality to perform bi-directional 
exchange for every patient throughout the PY. Rather, attesting ``yes'' 
to the measure requires that at least one ACO provider or supplier from 
each of the ACO's participant TINs used CEHRT functionality to perform 
bi-directional exchange for at least one patient with an HIE that has 
the capability to enable secure, bi-directional exchange for all 
patients, without excluding exchange partners. We recognize that a 
provider/supplier may have different options with respect to the 
certified health IT that it uses to connect to an HIE. Health IT 
certified to criteria including, but not limited to, the ``transitions 
of care'' criterion in 45 CFR 170.315(b)(1), the ``Clinical information 
reconciliation and incorporation'' criterion in 45 CFR 170.315(b)(2), 
and the ``Standardized API for patient and population services'' 45 CFR 
170.315(g)(10), could be utilized to support bi-directional exchange 
through an HIE. An ACO attesting to this metric, for the purpose of 
meeting the Shared Savings Program CEHRT use requirement, would be 
required to attest that at least one ACO provider or supplier in each 
of its ACO participant TINs used CEHRT, including health IT certified 
to but not limited to the criteria previously discussed, to complete 
the actions of this Shared Savings Program CEHRT use metric.
    We note that the MIPS Promoting Interoperability performance 
category includes a corresponding measure under the HIE objective 
entitled ``Enabling Exchange Under TEFCA,'' which enables eligible 
clinicians to earn credit for the HIE Objective if they participate as 
a signatory to a Framework Agreement (as that term is defined by the 
Common Agreement for Nationwide Health Information Interoperability) to 
enable secure, bi-directional exchange of information for every patient 
encounter, transition of care or referral, and record stored or 
maintained in the EHR during the performance period, using CEHRT. We 
note that, while we have not proposed to adapt this measure for the 
proposed ACO CEHRT use requirements, ACO providers or suppliers who are 
able to attest ``Yes'' to the ``Enabling Exchange Under TEFCA'' measure 
under the MIPS Promoting Interoperability performance category would 
meet the requirement to have used CEHRT to perform bi-directional 
exchange for at least one patient. Accordingly, an ACO choosing to 
attest to having met this metric could consider an ACO provider or 
supplier who could attest to the MIPS Promoting Interoperability 
measure, ``Enabling Exchange Under TEFCA'' for a particular performance 
year to count as having met the requirement for their ACO participant 
TIN when determining whether one ACO provider or supplier from each of 
its ACO participant TINs has met the requirement for the proposed ACO 
Health Information Exchange (HIE) Bi-Directional Exchange metric.
    (iii) ACO Provider to Patient Exchange: An ACO could attest ``Yes'' 
to this metric if, during the PY, at least one ACO provider or supplier 
from each of the ACO's participant TINs has, for at least one patient 
seen by the ACO provider or supplier (or the patient-authorized 
representative): provided timely access to view online, download, and 
transmit his or her health information; and ensured the patient's 
health information is available for the patient (or the patient's 
personal representative) to access using any application of their 
choice that is configured to meet the technical specifications of the 
Application Programming Interface (API) in the clinician's CEHRT. 
Similar to the MIPS Promoting Interoperability performance category 
measure, ``Provide Patients Electronic Access to Their Health 
Information,'' for the ACO to attest ``Yes,'' the patient would need to 
be able to access this information on demand, such as through a patient 
portal or personal health record (PHR) or by other online electronic 
means.
    As detailed in the measure specifications for the parallel MIPS 
measure, specific rights and privacy protections apply to the provision 
of protected health information (PHI) to individuals. While a covered 
entity may be able to fully satisfy a patient's request to access the 
patient's information through view, download, or transmit 
functionality, the metric would not replace a covered entity's 
responsibilities to meet the right of access requirements under the 
Health Insurance Portability and Accountability Act of 1996 (HIPAA) 
Privacy Rule (45 CFR part 160 and subparts A and E of part 164) to 
provide an individual, upon request, with access to PHI in a designated 
record set. There may be patients who can't access their health 
information electronically because of a disability. In these cases, ACO 
providers or suppliers who are covered by civil rights laws are 
required to provide individuals with disabilities equal access to 
information and appropriate auxiliary aids and services as provided in 
the applicable statutes and regulations.
    An ACO electing to attest to this metric to meet the Shared Savings 
Program CEHRT use requirement would be required to attest that at least 
one ACO provider or supplier in each of its ACO participant TINs used 
health IT certified to the ``view, download, and transmit to 3rd 
party'' criterion in 45 CFR 170.315(e)(1) to provide view, download, or 
transmit capabilities to at least one patient. The ACO participant 
would also be required to use health IT certified to the ``application 
access--patient selection'' criterion in 45 CFR 170.315(g)(7), the 
``application access--all data request'' criterion in 45 CFR 
170.315(g)(9), and the ``standardized API for patient and population 
services'' criterion in Sec.  170.315(g)(10) to support information 
access through an API to their patients. We note, however, as we 
discussed with respect to the MIPS Promoting Interoperability 
performance category in section IV.A.4.d.(4) of this proposed rule, ONC 
proposed to remove the criteria in 45 CFR 170.315(g)(7) and (g)(9) as 
of January 1, 2027 in the HTI-5 Proposed Rule (90 FR 60998). If ONC 
finalizes these proposals, we would no longer require ACOs to use 
health IT certified to the removed criteria to meet the measure and 
rather, the ACO would be required to attest to having used health IT 
certified to the ``view, download, and transmit to third party'' 
criterion in 45 CFR 170.315(e)(1) to provide view, download, or 
transmit capabilities to patients and to the ``standardized API for 
patient and population services'' criterion in Sec.  170.315(g)(10), to 
meet the requirements of this Shared Savings Program ACO CEHRT use 
metric. ACOs electing to attest to any one of the three ACO CEHRT use 
metrics, including this one, would also still be required to attest 
that their participating ACO providers and suppliers used EHR 
technology necessary to meet paragraph (3) of the CEHRT definition at 
Sec.  414.1305, as described previously. Patient health information 
would need to be made available to the patient to view, download, or 
transmit within 4 business days of the information being available to 
the ACO provider or supplier for every time that information is 
generated. Also, in alignment with the MIPS Promoting Interoperability 
performance category measure, for ``view, download, or transmit'' 
functionality, the required content would be: an unexpired version of 
the USCDI adopted at 45 CFR 170.213; Provider's name and office contact 
information; Laboratory test report(s); Diagnostic image report(s), and 
for API functionality, the required data set is the USCDI.

[[Page 44064]]

    (iv) Allowable ACO exclusions from Shared Savings Program CEHRT use 
metrics: Based on feedback we received from the RFIs discussed earlier 
in this section and questions we have received from ACOs on the 
existing Shared Savings Program CEHRT use requirements that we are 
proposing to sunset and replace, we understand that ACOs may face 
difficulties in determining whether an ACO provider or supplier from 
each of its ACO participant TINs has performed the required action for 
a given proposed Shared Savings Program ACO CEHRT use metric. We, 
therefore, propose to allow certain exclusions for ACOs electing to 
meet the Shared Savings Program CEHRT use requirement by attesting to 
one of the available Shared Savings Program CEHRT use metrics. By 
``exclusion,'' we mean that an ACO would be able to attest to having 
performed the activity required by the metric, even if one or more of 
the ACO's participant TINs did not have at least one ACO provider/
supplier that performed the activity, if that TIN or TINs meets one of 
the exclusions described below.
    We propose that ACOs would be permitted to apply exclusions for 
similar circumstances as the exclusions and exceptions under MIPS, when 
ACOs choose to report one of the three proposed Shared Savings Program 
ACO CEHRT use metrics for purposes of satisfying the Shared Savings 
Program CEHRT use requirement in PY 2027 and future years. We note 
under MIPS, special statuses result in automatic reweighting of the 
Promoting Interoperability performance category to zero. For hardship 
circumstances, MIPS eligible clinicians or groups may be required to 
submit a hardship exception application that is subject to CMS 
approval. However, for the purposes of the Shared Savings Program CEHRT 
use requirement, we propose that an ACO may exclude from their Shared 
Savings Program CEHRT attestation an ACO participant TIN that meets 
certain exclusion criteria outlined below without requesting approval 
from CMS. This means that the ACO may still attest to having performed 
the action required by the metric, without consideration of whether at 
least one ACO provider or supplier from a TIN meeting these criteria 
performed the required action, when at least one ACO provider or 
supplier in each of the ACO's other participant TINs (that are not 
permitted to be excluded) performed the required action. The criteria 
under which an ACO would be permitted to exclude an ACO participant TIN 
are that the ACO determines the TIN is comprised solely of ACO 
providers and/or suppliers who:
     Would meet the definition of ``special status''; or
     Are facing hardship circumstances that would qualify for 
MIPS Promoting Interoperability hardship exception requests, had such 
requests been submitted by a MIPS eligible clinician.
    For Shared Savings Program CEHRT use metric exception purposes, the 
following would be considered special statuses. The definitions of 
these special statuses would be similar to the MIPS definitions at 
Sec.  414.1305 except that they would not be limited to MIPS ECs, for 
the purpose of Shared Savings Program CEHRT use metric exceptions. For 
Shared Savings Program CEHRT use metric exclusion purposes, ACOs would 
be permitted to exclude an ACO participant TIN if the ACO determines 
that the TIN is comprised solely of ACO providers and suppliers meeting 
the following special statuses:
     ASC-based--ACO providers or suppliers who furnish 75 
percent or more of their covered professional services during the 
performance period in sites of service identified by the POS codes used 
in the HIPAA standard transaction \267\ as an ambulatory surgical 
center setting based on claims.
---------------------------------------------------------------------------

    \267\ For more information on HIPAA transactions, please see the 
CMS HIPAA and Administrative Simplification web page: https://www.cms.gov/priorities/key-initiatives/burden-reduction/administrative-simplification/hipaa.
---------------------------------------------------------------------------

     Facility-based--ACO providers or suppliers who:
    ++ Furnish 75 percent or more of their covered professional 
services in sites of service identified by the place of service codes 
used in the HIPAA standard transaction as an inpatient hospital, on-
campus outpatient hospital, or emergency room setting based on claims 
for a 12-month segment beginning on October 1 of the calendar year 2 
years prior to the applicable performance period and ending on 
September 30 of the calendar year preceding the performance period with 
a 30-day claims run out; and
    ++ Furnish at least 1 covered professional service in sites of 
service identified by the place of service codes used in the HIPAA 
standard transaction as an inpatient hospital, or emergency room 
setting; and
    ++ Can be assigned to a facility with a value-based purchasing 
score, determined under the methodology specified in Sec.  
414.1380(e)(5), for the applicable period.
     Hospital-based--ACO providers or suppliers who provide 75 
percent or more of their covered professional services during the PY in 
sites of service identified by the POS codes used in the HIPAA standard 
transaction as an inpatient hospital, on-campus outpatient hospital, 
off campus outpatient hospital, or emergency room setting based on 
claims.
     Non-patient facing--ACO providers or suppliers who billed 
100 or fewer patient-facing encounters (including Medicare telehealth 
services defined in section 1834(m) of the Act) during the performance 
year. A patient-facing encounter is an instance in which the provider 
or supplier bills for items and services furnished such as general 
office visits, outpatient visits, and procedure codes under the PFS, as 
specified by CMS.
     Located in a health professional shortage area (HPSA)--ACO 
providers and suppliers are located in areas as designated under 
section 332(a)(1)(A) of the Public Health Service Act
     Rural area--ACO providers or suppliers that are in a ZIP 
code designated as rural by the Federal Office of Rural Health Policy 
(FORHP), using the most recent FORHP Eligible ZIP Code file available 
as described in the definition of ``Rural area'' at Sec.  414.1305.
    As noted earlier in this section, the special status definition for 
the Shared Savings Program CEHRT use metric exclusions would be similar 
to the one used for MIPS eligible clinicians at Sec.  414.1305. In 
contrast to the MIPS special status definition, however, small 
practices would not be considered a special status for the purpose of 
exclusion from ACO CEHRT use metric attestation because we believe that 
joining an ACO should be a way for small practices to receive 
assistance with care coordination and quality improvement efforts such 
as use of CEHRT.
    The hardship circumstances that would qualify an ACO participant 
TIN for exclusion from Shared Savings Program CEHRT use metric 
attestation would parallel those described in Sec.  
414.1380(c)(2)(i)(C), except that neither the ACO nor the ACO provider 
or supplier would need to submit an application to CMS. An ACO could 
exclude, for purposes of determining whether the ACO can attest ``yes'' 
to a Shared Savings Program CEHRT use metric, ACO participant TINs 
comprised solely of providers or suppliers meeting any of the following 
conditions:
     The ACO providers or suppliers lacked sufficient internet 
access during the performance period, and insurmountable barriers 
prevented them from obtaining sufficient internet access.
     The ACO providers or suppliers were subject to extreme and

[[Page 44065]]

uncontrollable circumstances that caused their CEHRT to be unavailable.
     The ACO providers or suppliers were located in an area 
affected by extreme and uncontrollable circumstances as identified by 
CMS.
     50 percent or more of the ACO providers' or suppliers' 
outpatient encounters occurred in practice locations where they had no 
control over the availability of CEHRT.
     The ACO providers' or suppliers' CEHRT was decertified 
under the Office of the National Coordinator for Health IT (ONC) Health 
IT Certification Program) either during the PY, or decertified during 
the calendar year preceding the performance year and the ACO providers 
or suppliers made a good faith effort to adopt and implement another 
CEHRT in advance of the performance year.
    We are proposing that an ACO may exclude ACO participant TINs 
composed entirely of ACO providers or suppliers who meet these criteria 
from their determination as to whether at least one ACO provider or 
supplier from each of its ACO participant TINs has completed the action 
required by the ACO CEHRT use metric and still attest that the metric 
is met, because ACO participant TINs comprised solely of MIPS eligible 
clinicians meeting the definition of ``special status'' under MIPS 
would be exempt from reporting MIPS Promoting interoperability and 
those facing circumstances that would qualify for a MIPS Promoting 
Interoperability hardship may be granted an exception under MIPS. We 
recognize providers and suppliers in Shared Savings Program ACO 
participant TINs would face the same challenges in these situations. We 
are proposing that ACOs be allowed to determine whether any of their 
ACO participant TINs meet the criteria without requesting an exception 
from CMS because those ACO providers or suppliers who are QPs in an ACO 
that is in an Advanced APM track are exempt from MIPS and therefore 
cannot request MIPS hardship exceptions. They also cannot qualify for 
automatic reweighting due to special status. We therefore believe it 
would be appropriate to allow ACOs to exclude such ACO participant TINs 
from the ACO's assessment of whether at least one ACO provider or 
supplier from each of the ACO's participant TINs met the requirement of 
the Shared Savings Program CEHRT use metric and still attest that the 
metric has been met. For example, an ACO participant whose ACO 
providers or suppliers have fewer than 100 patient-facing encounters in 
a PY may not have engaged in e-Prescribing, exchange of health 
information, or provider to patient exchange of health information, so 
the ACO can make the determination to exclude the ACO participant for 
the purposes of attesting to one of the proposed metrics. In another 
example, an ACO may not be able to ascertain whether at least one ACO 
provider or supplier in an ACO participant TIN comprised of hospital-
based physicians who are employed at a hospital that does not 
participate in the ACO, have participated in an HIE. This ACO 
participant and its suppliers would be exempt from MIPS Promoting 
Interoperability reporting, so we believe it would be appropriate to 
recognize and account for these situations under the Shared Savings 
Program.
    ACOs would be required to maintain documentation of excluded ACO 
participant TINs, including evidence that the TINs met one of the 
criteria for exclusion from the ACO's attestation to Shared Savings 
Program CEHRT use metrics, in the event of a CMS audit. ACOs that fail 
to maintain adequate documentation may be subject to compliance 
actions, as discussed in further detail in the Compliance with Shared 
Savings Program CEHRT Use Requirements paragraph of this proposed rule.
(4) New Public Reporting Requirements
    We are proposing to sunset the requirement at Sec.  425.308(b)(9) 
that ACOs must publicly report the total number of ACO participants, 
ACO providers/suppliers, and ACO professionals that are MIPS eligible 
clinicians, QPs, or Partial QPs (each as defined at Sec.  414.1305) 
that earn a MIPS performance category score for the MIPS Promoting 
Interoperability performance category beginning with PY 2027. We 
propose to revise Sec.  425.308(b)(9) by sunsetting its applicability 
after PY 2026. We propose to replace this reporting requirement, 
beginning with PY 2027, with a new requirement in proposed Sec.  
425.308(b)(11) that ACOs must publicly report which of the allowable 
CEHRT use activities in proposed Sec.  425.507(c) (as proposed in this 
section of this proposed rule) the ACO has selected to perform to meet 
CEHRT use requirements for the Shared Savings Program. We believe that 
one important aspect of patient-centered care is patient engagement and 
transparency, which can be achieved by the public reporting of ACO 
quality and cost performance. Public reporting helps to hold ACOs 
accountable and may improve a beneficiary's ability to make informed 
health care choices as well as facilitate an ACO's ability to improve 
the quality and efficiency of its care.
(5) Compliance With Shared Savings Program CEHRT Use Requirements
    We reserve the right to audit an ACO's compliance with the Shared 
Savings Program CEHRT use requirements proposed at Sec.  425.507(c). 
Our audit, under Sec.  425.314(a), could include, for example, 
requesting documentation from an ACO regarding its attestation to 
having used a Health IT Module certified to a criterion or criteria in 
45 CFR 170.315 to obtain standardized data from a FHIR-based API to 
support collection of measure data to completely report at least one 
measure in the APP Plus quality measure set, as proposed at Sec.  
425.507(c)(2), for ACOs electing that option to satisfy Shared Savings 
Program CEHRT use requirements. As further example, an audit could also 
include requesting documentation from an ACO regarding any ACO 
participant TINs excluded for purposes of the ACO attesting to any of 
the CEHRT use metrics, for ACOs electing the option proposed at Sec.  
425.507(c)(3) to report one of three allowable ACO Shared Savings 
Program CEHRT use metrics for the purpose of meeting Shared Savings 
Program CEHRT use requirements. As part of an audit, CMS may also 
require that ACOs produce the CMS EHR Certification IDs \268\ for the 
EHRs used by ACOs to meet ACO CEHRT use requirements. For ACOs 
reporting via the eCQMs or Medicare eCQMs collection types, they would 
be required to produce this information at the time of submission when 
using that collection type, but for ACOs electing one of the other two 
Shared Savings Program CEHRT use options, the ACO would be required to 
maintain documentation of CMS EHR Certification IDs from the Certified 
Health IT Product List (CHPL). This would mean ACOs attesting they used 
a Health IT Module certified to an unexpired criterion or criteria 
within 45 CFR 170.315 to obtain standardized data from a FHIR-based API 
to support collection of data for reporting at least one measure in the 
APP Plus measure set would need to provide, on request, the CMS EHR 
Certification ID for the certified technology used. Similarly, for ACOs 
electing to attest to one of the three proposed ACO CEHRT use metrics, 
ACOs would need to provide, on request, the CMS EHR Certification ID 
for each of its participant TINs from

[[Page 44066]]

which it attested at least one ACO provider or supplier utilized CEHRT 
to meet the requirements of the metric. ACOs are required under Sec.  
425.314(b)(1) to maintain and give CMS, DHHS, the Comptroller General, 
the Federal Government or their designees access to records sufficient 
to enable the audit, evaluation, investigation, and inspection of the 
ACO's compliance with program requirements. Furthermore, we propose 
that if ACOs fail to meet Shared Savings Program CEHRT use 
requirements, lack adequate documentation to demonstrate that TIN 
exclusions applied for an ACO's Shared Savings Program CEHRT use metric 
were appropriate, or fail to provide such adequate documentation upon 
request, we may apply compliance actions under Sec. Sec.  425.216 or 
425.218. Such actions could include providing a warning notice, 
requesting a corrective action plan from the ACO, or placing the ACO on 
a special monitoring plan.
---------------------------------------------------------------------------

    \268\ The Office of the National Coordinator of Technology (ONC) 
maintains a searchable database of Certified Electronic Health 
Record Technology (CEHRT) IDs at CHPL Search (https://chpl.healthit.gov/#/search).
---------------------------------------------------------------------------

(6) No Impact on Current Shared Savings Program Quality or MIPS Scoring 
Policies or Process
    The proposed options for Shared Savings Program ACOs to meet the 
Shared Savings Program CEHRT use requirement will not change the 
existing scoring methodology for the MIPS Promoting Interoperability 
performance category. This means that, regardless of which of the three 
activities (or which option within their selected activity) ACOs choose 
to meet the Shared Savings Program CEHRT requirement, the MIPS 
Promoting Interoperability performance category reporting requirements 
for MIPS eligible clinicians participating in an ACO will remain 
unaffected. Additionally, an ACO performing any of the three the CEHRT 
use requirement activities will not impact an ACO's quality score for 
purposes of determining the quality performance standard. For example, 
an ACO may choose to report an eCQM to meet the Shared Savings 
Program's ACO CEHRT use requirement; however, the eCQM will not 
necessarily be included in the MIPS quality performance category score 
as determined under Sec.  414.1380. If an ACO reports multiple 
collection types for a given measure, including eCQMs, scoring is based 
on the highest scoring collection type which may not be eCQMs. 
Therefore, reporting the eCQM to meet the CEHRT use requirement may or 
may not contribute to the final quality performance score. In this 
example, even if the eCQM submission was not included in the ACO's MIPS 
quality performance category score as determined under Sec.  414.1380, 
the ACO's complete reporting of the measure using the eCQMs collection 
type would satisfy the Shared Savings Program's CEHRT use requirement. 
Similarly, if an ACO uses FHIR technology to completely report a 
measure in the APP Plus measure set and attests to having done so, for 
the purpose of meeting the Shared Savings Program CEHRT use 
requirement, the requirement will be met, regardless of whether that 
measure submission is used to calculate the ACO's MIPS quality 
performance category score under Sec.  414.1380. By extension, in this 
example, an ACO's quality score for the purposes of determining shared 
savings as calculated under Sec.  425.512 would be unaffected. The 
ACO's MIPS quality performance category score is an aggregate of the 
highest measure-level scores submitted by the ACO. However, submissions 
that do not contribute to an ACO's final MIPS quality performance 
category score are still eligible for purposes of meeting the Shared 
Savings Program CEHRT use requirement.
(7) Proposed Regulatory Changes
    We are proposing the following revisions to the regulatory text at 
Sec.  425.308(b):
     Revising paragraph (b)(9) to remove the introductory 
phrase that made the subsequent requirements applicable to performance 
year 2025 and subsequent performance years, and limiting them to 
performance years 2025 and 2026.
     Adding new paragraph (b)(11) to specify that for 
performance year 2027 and subsequent PYs, the ACO must publicly report 
the CEHRT use activity selected by the ACO for the purpose of meeting 
the ACO CEHRT use requirement at Sec.  425.507(c).
    We are proposing the following revisions to the regulation text at 
Sec.  425.507:
     Revising paragraph (a) to remove the introductory phrase 
that made the paragraph applicable to performance years beginning on or 
after January 1, 2025 and adding in its place an introductory phrase 
that would limit its applicability to performance years 2025 and 2026.
     Revising paragraph (b) by adding an introductory phrase 
that would limit its applicability to performance years 2025 and 2026.
     Adding new paragraph (c) to specify that, for PYs 
beginning on or after January 1, 2027, an ACO would be required to 
demonstrate the use of CEHRT as defined at Sec.  425.20 in one of the 
following manners--
    ++ Use CEHRT (as defined in paragraph (3) of the CEHRT definition 
at Sec.  414.1305) that also supports the calculation and reporting of 
clinical quality measures by being certified to the ONC health IT 
certification criteria at 45 CFR 170.315(c)(2) and (c)(3) to completely 
report at least one of the measures in the APP Plus quality measure set 
using the eCQMs or Medicare eCQMs collection types and meets the data 
completeness requirement at Sec.  414.1340 of this chapter for the 
applicable PY; or
    ++ Completely report at least one measure in the APP Plus quality 
measure set and meets the data completeness requirement at Sec.  
414.1340 of this chapter for the applicable performance year using EHR 
technology that meets paragraph (3) of the CEHRT definition at Sec.  
414.1305 and attests that it used data collected from an HL7[supreg] 
Fast Healthcare Interoperable Resources (FHIR[supreg])-based API to 
support quality measurement using a Health IT module (as defined in 45 
CFR 170.102) that has been certified to an unexpired criterion or 
criteria in 45 CFR 170.315 supporting standardized API access.
    ++ Attest to at least one of the Shared Savings Program CEHRT use 
metrics from the list of metrics established for the applicable PY.
    We are requesting public comment on these proposed changes to the 
policy at Sec. Sec.  425.308(b) and 425.507.
c. Request for Information on Applying Electronic Prior Authorization 
Measures to Shared Savings Program ACOs
    In section IV.A.4.d.(4) of this proposed rule, we include proposals 
on the use of electronic prior authorization measures in the MIPS 
Promoting Interoperability performance category. Specifically, in that 
section of this proposed rule, for the MIPS Promoting Interoperability 
performance category, we are proposing to (1) change the Electronic 
Prior Authorization measure from a required measure to a bonus measure 
for the CY 2027 performance period/2029 MIPS payment year and a 
required measure beginning with the CY 2028 performance period/2030 
MIPS payment year and (2) require a new measure, Electronic Prior 
Authorization for Prescription Drugs, that requires requesting prior 
authorization for at least one prescription drug electronically using 
CEHRT. This measure would be required for the MIPS Promoting 
Interoperability performance category beginning with the CY 2028 
performance period/2030 MIPS payment year.
    We are seeking feedback on the use of electronic prior 
authorization by ACOs that participate in the Shared Savings Program. 
Specifically, we are seeking comment on the following:

[[Page 44067]]

     Requiring the use of specific FHIR-enabled Health IT 
Modules within CEHRT to complete at least one prior authorization 
request and determination for at least one medical item or service 
during the performance period or allowing it to be an option for 
meeting Shared Savings Program CEHRT use requirements beginning with 
the CY 2028 performance year.
     Creating a new, ACO-specific electronic prior 
authorization measure to require use of specific FHIR-enabled health IT 
modules within CEHRT to complete at least one prior authorization 
request and determination for at least one prescription drug during the 
performance period, beginning with the CY 2028 performance year.
     Considerations CMS should take into account, in developing 
electronic prior authorization measures to apply to Shared Savings 
Program ACOs.
5. Financial Methodology
a. Overview
    As explained in greater detail below and in the regulatory impact 
section, the Shared Savings Program has demonstrated a strong track 
record of generating savings for Medicare while achieving high quality 
care for beneficiaries assigned to ACOs. For example, the Shared 
Savings Program has had eight consecutive years of generating savings 
for Medicare relative to benchmarks, with over $12 billion in total 
savings and a trend of increasing savings year-over-year between 2017 
and 2024. As described in the CY 2026 PFS final rule Regulatory Impact 
Analysis (90 FR 49975 through 49976) and in the regulatory impact 
section of this rule, the Shared Savings Program has maintained a net 
savings percentage on total FFS spending of 0.5 percent. At the same 
time, ACOs in the Shared Savings Program have demonstrated higher 
quality relative to other physician groups, indicating that the Shared 
Savings Program is achieving savings while improving quality of care. 
For example, in PY 2024, Shared Savings Program ACOs helped more 
patients improve markers of good health, such as controlled blood 
pressure, hemoglobin A1c control (an indicator for diabetes), and 
depression screening with a follow-up plan, compared to 2023.\269\ In 
PY 2024, nearly all ACOs outperformed similar types of physician groups 
on quality measures. As described in further detail later in this 
proposed rule, based on an internal CMS analysis of 87 ACOs that 
participated continuously in the Shared Savings Program between 2014 
and 2023, Shared Savings Program ACOs showed statistically significant 
and substantial improvement across 7 comparable CMS Web Interface 
quality measures used during that period where quality performance 
improved across a wide range of clinical practice areas including 
screening and preventive measures, control of health conditions such as 
hypertension and diabetes. ACOs have performed consistently better than 
comparable physician groups on the patient experience survey measure, 
Getting Timely Care, Appointments, and Information, for every year that 
the survey has been fielded since 2019.
---------------------------------------------------------------------------

    \269\ Medicare Shared Savings Program Performance Year 2024 
Financial and Quality Results Fact Sheet, https://www.cms.gov/files/document/fact-sheet-ssp-py24-financial-quality-results.pdf.
---------------------------------------------------------------------------

    Based on the experience of the Shared Savings Program and as part 
of our effort to align spending and value in OM, we are focused on 
developing policies that would grow the number of health care providers 
and beneficiaries in accountable care relationships and grow savings to 
the Medicare Trust Funds while improving the quality of care for 
beneficiaries. To achieve these goals, in this section of the proposed 
rule, we are proposing several complementary modifications to the 
benchmarking and financial methodology under the Shared Savings Program 
to encourage new and sustained participation by ACOs in the program. 
Specifically, we are proposing to: (1) increase the sharing rate under 
BASIC track Level E (section III.G.5.c.(1) of this proposed rule), (2) 
reduce the weight on the regional adjustment for ACOs in the ENHANCED 
track (section III.G.5.c.(2) of this proposed rule), (3) modify the 
prior savings adjustment to increase the scaling factor (section 
III.G.5.d. of this proposed rule), (4) risk adjust the 5 percent cap on 
upward adjustments to the historical benchmark (section III.G.5.e. of 
this proposed rule), (5) incentivize new participation through a growth 
adjustment (section III.G.5.f of this proposed rule), and (6) reform 
the Accountable Care Prospective Trend (ACPT) component of the 
benchmark update factor to address projection error and allow for 
greater consistency in the calculations across agreement periods 
(section III.G.5.g. of this proposed rule).
    Across the financial methodology proposals described in sections 
III.G.5.c.(1) (proposal to increase the sharing rate under BASIC track 
Level E), III.G.5.c.(2) (proposal to reduce the weight on the regional 
adjustment for ENHANCED track ACOs), and III.G.5.d (proposal to modify 
the prior savings adjustment scaling factor), we describe our 
observations of recurring patterns, that ENHANCED track ACOs receive 
larger positive regional adjustments than BASIC track ACOs, which 
inflate benchmarks and increases the probability of generating gross 
savings independent of operational efficiencies. At the same time, as 
discussed in section III.G.5.c.(1), BASIC track Level E ACOs generate 
higher net savings for the Trust Funds despite lower gross savings, as 
the 75 percent shared savings rate under the ENHANCED track requires 
disproportionately higher gross savings to achieve equivalent net 
outcomes for the Trust Funds. Combined analyses described in sections 
III.G.5.c.(2) and III.G.5.d further show that the interaction of 
regional adjustment weighting, prior savings scaling, and track-
specific sharing rates may incentivize ACOs to progress into the 
ENHANCED track based on benchmark generosity rather than demonstrated 
capacity to reduce expenditures. Together, these overlapping findings 
support the proposed recalibration of incentives reflected in our 
proposals discussed in these sections--namely increasing the BASIC 
track Level E sharing rate, lowering the positive regional adjustment 
weight applied to ENHANCED track ACOs, and strengthening the prior 
savings adjustment methodology--to better align benchmark dynamics with 
underlying efficiency, reduce distortions driven by regional cost 
variation, and reinforce long-term net savings objectives for the 
Shared Savings Program.
b. Summary of Statutory and Regulatory Background on Adjusting the 
Historical Benchmark
    Section 1899(d)(1)(B)(ii) of the Act addresses how ACO benchmarks 
are to be established, updated, and reset at the start of each 
agreement period under the Shared Savings Program. This provision 
specifies that the Secretary shall estimate a benchmark for each 
agreement period for each ACO using the most recent available 3 years 
of per beneficiary expenditures for Parts A and B services for OM 
beneficiaries assigned to the ACO. The benchmark shall be reset at the 
start of each agreement period. Section 1899(d)(1)(B)(ii) of the Act 
also provides the Secretary with discretion to adjust the historical 
benchmark by ``such other factors as the Secretary determines 
appropriate.'' Under this authority, over time we have adopted a 
variety of methods to adjust the historical benchmark to meet certain 
policy goals.

[[Page 44068]]

    Benchmarking policies applicable to all ACOs in agreement periods 
beginning on January 1, 2024, and in subsequent years, are specified at 
Sec.  425.652. We refer readers to discussions of the benchmark 
calculations in earlier rulemaking for details on the development of 
the current policies (see November 2011 final rule, 76 FR 67909 through 
67927; June 2015 final rule, 80 FR 32785 through 32796; June 2016 final 
rule, 81 FR 37953 through 37991; December 2018 final rule, 83 FR 68005 
through 68030; CY 2023 PFS final rule, 87 FR 69875 through 69928; CY 
2024 PFS final rule, 88 FR 79174 through 79208; CY 2025 PFS final rule, 
89 FR 98155 through 98203; and CY 2026 PFS final rule, 90 FR 49831 
through 49835).
    In the CY 2023 PFS final rule, we adopted policies to modify the 
regional adjustment under Sec.  425.656 (87 FR 69915 through 69923) and 
to reinstate a prior savings adjustment under Sec.  425.658 (87 FR 
69898 through 69915). The modifications to the regional adjustment were 
designed to limit the impact of negative regional adjustments on ACO 
historical benchmarks and further incentivize program participation 
among ACOs serving high-cost beneficiaries (87 FR 69916). We also 
reinstated the prior savings adjustment policy, such that a renewing or 
re-entering ACO may be eligible to receive an adjustment to its 
benchmark to account for savings generated in performance years that 
correspond to the benchmark years of its new agreement period (87 FR 
69898 through 69915).
    In the CY 2024 PFS final rule (88 FR 79185 through 79196), we 
modified the regional adjustment policy further to prevent any ACO from 
receiving an adjustment that would cause its benchmark to be lower than 
it would have been in the absence of a regional adjustment. We modified 
the prior savings adjustment policy further to account for the 
following: a change in savings earned by the ACO in a benchmark year 
due to compliance action taken to address avoidance of at-risk 
beneficiaries or a change in the amount of savings or losses for a 
benchmark year as a result of a reopening of a prior determination of 
ACO shared savings or shared losses and the issuance of a revised 
initial determination under Sec.  425.315 (88 FR 79196 through 79200).
    In the CY 2025 PFS final rule (89 FR 98155 through 98167), we 
finalized a health equity benchmark adjustment (HEBA) (revised to the 
``population adjustment'' in the CY 2026 PFS final rule (90 FR 49831 
through 49835)) that adjusts upward some ACOs' historical benchmarks 
based on the number of beneficiaries the ACO serves who are dually 
eligible or enrolled in the Medicare Part D and receive the Low-Income 
Subsidy (LIS).
c. Proposed Changes to the Shared Savings Program Financial Methodology 
To Encourage Additional Savings in Two-Sided Risk
(1) Proposal To Increase the Sharing Rate Under Level E of the BASIC 
Track
(a) Background
    As finalized in the December 2018 final rule (83 FR 67831 through 
67841), for agreement periods beginning on July 1, 2019, and in 
subsequent years, eligible ACOs enter into an agreement period of not 
less than 5 years under one of two tracks of the Shared Savings 
Program, either the BASIC track (see Sec. Sec.  425.600(a)(4) and 
425.605) or the ENHANCED track (see Sec. Sec.  425.600(a)(3) and 
425.610).
    As finalized in the December 2018 final rule (83 FR 67841 through 
67857), the BASIC track includes a glide path from one-sided model 
Levels A and B to incrementally higher levels of performance-based risk 
under Levels C, D, and E. The ENHANCED track offers the highest level 
of risk and potential reward under the Shared Savings Program. Level E 
of the BASIC track and the ENHANCED track each qualify as an Advanced 
APM under the Quality Payment Program. In rulemaking following the 
December 2018 final rule, we modified the approach for determining an 
ACO's eligibility for participation options in the BASIC track and 
ENHANCED track, along with the number of performance years an ACO may 
remain under a one-sided model of the BASIC track's glide path.\270\ In 
the following discussion, we provide select regulatory background on 
our establishment of the BASIC track's glide path, and relatedly the 
level of risk and potential reward under the glide path, as well as our 
considerations for ACOs' progression from participation in BASIC track 
Level E to the ENHANCED track.
---------------------------------------------------------------------------

    \270\ We refer readers to discussions in earlier rulemaking, 
including: December 2018 final rule (83 FR 67863 through 67922); May 
8, 2020 COVID-19 IFC (85 FR 27575 and 27576) and CY 2021 PFS final 
rule (85 FR 84767 through 84769); Fiscal Year (FY) 2022 Medicare 
Hospital Inpatient Prospective Payment System (IPPS) and Long-Term 
Care Hospital (LTCH) Prospective Payment System (PPS) final rule (86 
FR 45502 through 45506); CY 2023 PFS final rule (87 FR 69805 through 
69821); and CY 2026 PFS final rule (90 FR 49760 through 49775).
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    With the December 2018 final rule (83 FR 67863 through 67922), we 
established an approach for determining an ACO's eligibility for 
participation options in the BASIC track and ENHANCED track, based on a 
combination of factors: ACO participants' Medicare FFS revenue (low 
revenue ACOs versus high revenue ACOs) and the experience of the ACO 
legal entity and its ACO participants with performance-based risk 
Medicare ACO initiatives. We finalized an approach under Sec.  
425.600(d) where ACOs eligible for the BASIC track's glide path that 
are inexperienced with performance-based risk Medicare ACO initiatives 
would have the flexibility to enter the glide path at any one of the 
five levels, with a limited exception under Sec.  
425.600(a)(4)(i)(B)(1) (see, for example, 83 FR 67904 through 67905). 
With the December 2018 final rule, we finalized provisions on the 
progression of ACOs along the BASIC track's glide path under Sec.  
425.600(a)(4)(i)(B), and finalized an approach to allow ACOs in the 
BASIC track's glide path to take on higher risk and potential reward 
within their current agreement period by more rapidly progressing along 
the glide path (see 83 FR 67844, and 67858 through 67859; and Sec.  
425.226(a)(2)). We also finalized that the BASIC track's highest Level 
of risk and potential reward (Level E) may be elected for any 
performance year by ACOs that enter the BASIC track's glide path, but 
it will be required no later than the ACO's fifth performance year of 
the glide path (83 FR 67844; 67850).\271\
---------------------------------------------------------------------------

    \271\ In in the December 2018 Final Rule (83 FR 67844 through 
67846) we also described advancing to Level E would be required for 
ACOs in their fourth performance year if they previously 
participated in Track 1, or new ACOs identified as re-entering ACOs 
because more than 50 percent of their ACO participants have recent 
prior experience in a Track 1 ACO.
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    To provide incentives for ACOs to move towards higher levels of 
performance-based risk, we limited the amount of potential shared 
savings under the one-sided model of the BASIC track (Levels A and B), 
while offering higher potential reward in relation to each level of 
higher risk as ACOs under the two-sided model levels of the BASIC track 
(Levels C, D and E) (see, for example, 83 FR 67848 and 67849). We 
explained in the December 2018 final rule that ACOs have reduced 
incentives to enter or remain in a one-sided model of the BASIC track's 
glide path if they are prepared to take on risk, and we anticipated 
that ACOs would seek to accept greater performance-based risk in 
exchange for the chance to earn greater reward (see 83 FR 67844).
    In the December 2018 final rule, we stated that the approach to 
determining the maximum amount of shared losses under BASIC track Level 
E strikes a

[[Page 44069]]

balance between (1) placing ACOs under a higher Level of risk to 
recognize the greater potential reward under this financial model and 
the additional tools and flexibilities available to BASIC track ACOs 
under performance-based risk and (2) establishing an approach to help 
ensure the maximum Level of risk under the BASIC track remains moderate 
(83 FR 67845). Further, this approach recognizes that eligible ACOs in 
Level E have the opportunity to earn the greatest share of savings 
under the BASIC track, and should therefore be accountable for a higher 
share of losses, particularly in light of their access to tools for 
care coordination and beneficiary engagement. We finalized higher 
maximum sharing rates for ACOs participating in two-sided levels of the 
BASIC track as a means of encouraging participation in the program and 
potentially providing greater resources to ACOs to support their 
transition to performance-based risk (87 FR 69951).
    In the CY 2023 PFS final rule (87 FR 69819 through 69821), we 
removed the cap on the number of performance years an ACO was allowed 
to participate in BASIC track Level E, allowing ACOs to continue to 
participate in BASIC track Level E in future agreement periods and not 
requiring ACOs to advance to the ENHANCED track. We explained that, in 
our implementation of the Shared Savings Program, we intend to achieve 
larger programmatic goals by encouraging ACO participation and thereby 
promoting high quality, value-based care for OM beneficiaries (87 FR 
69819). We continuously seek to balance creating sufficient incentives 
for participation in a voluntary program with ensuring that our 
policies achieve program goals to increase quality of care for Medicare 
beneficiaries and reduce expenditure growth to protect the Trust Funds. 
Accordingly, we discussed our belief that it would be in the best 
interest of the program and OM beneficiaries to permit eligible ACOs to 
continue participating under BASIC track Level E, rather than risk 
significant numbers of experienced, successful ACOs terminating their 
participation in the program instead of progressing to the higher level 
of risk and potential reward under the ENHANCED track (87 FR 69819). 
Our experience as of the CY 2023 PFS final rule showed that ACOs in 
BASIC track Level E and ACOs in the ENHANCED track had similar 
performance results (we have since gained additional experience as 
discussed later in this section, that shows ACOs in BASIC track Level E 
produce greater net savings for CMS compared to ACOs in the ENHANCED 
track). We noted our belief that it is important to offer the option to 
remain in BASIC track Level E, to encourage ACOs that may be ready to 
take on the higher level of risk and potential reward under the 
ENHANCED track to progress to that participation option, secure in the 
knowledge that the more moderate level of risk and potential reward 
under BASIC track Level E would be available to the ACO in the future 
if the ACO concludes based on experience that that participation option 
is more appropriate for the ACO than the ENHANCED track (87 FR 69819).
    We refer readers to the provisions of BASIC track under Sec.  
425.605, and the ENHANCED track under Sec.  425.610, for policies on 
the calculation of shared savings and losses under each track/level (as 
applicable). With the CY 2026 PFS final rule (90 FR 49782 through 
49783), we provided a summary of the level of risk and potential reward 
under Levels A through E of the BASIC track and ENHANCED track. In the 
following discussion we provide a consolidated summary.
    In general, an ACO that meets or exceeds its minimum savings rate 
(MSR), and otherwise qualifies for a shared savings payment, shares in 
savings at a sharing rate specified by the ACO's participation track 
(and level, if applicable), not to exceed a performance payment limit 
(a percentage of the ACO's updated historical 
benchmark).272 273 An ACO under a two-sided model that meets 
or exceeds its minimum loss rate (MLR) shares in losses at a shared 
loss rate \274\ specified by the ACO's participation track (and level, 
if applicable), not to exceed a loss recoupment limit (a percentage of 
the ACO's updated historical benchmark).
---------------------------------------------------------------------------

    \272\ We note that provisions of Sec. Sec.  425.605(d)(1) and 
425.610(d) refer to the applicable ``final sharing rate'', which we 
sometimes refer to as the ``sharing rate'' (for brevity), or 
alternatively the ``shared savings rate''. We consider these terms 
synonymous.
    \273\ There is a limited exception for eligible low revenue ACOs 
participating under the BASIC track, under which an ACO that does 
not meet the MSR requirement but meets other criteria may qualify 
for a shared savings payment, at a lower sharing rate, in accordance 
with Sec.  425.605(h).
    \274\ We note that the ``shared loss rate'' is also referred to 
as the ``loss sharing rate''.
---------------------------------------------------------------------------

    Under Levels A and B of the BASIC track (Sec.  425.605(d)(1)(i) and 
(ii)), ACOs may share in savings at a sharing rate of up to 40 percent, 
not to exceed 10 percent of the updated benchmark. Levels C, D, and E 
of the BASIC track (Sec.  425.605(d)(1)(iii), (iv) and (v)) each offer 
a sharing rate of up to 50 percent capped at 10 percent of the updated 
benchmark, with a fixed 30 percent loss sharing rate in each level's 
two-sided model. The loss recoupment limits increase across these 
levels. Under Level C (Sec.  425.605(d)(1)(iii)(D)), an ACO's shared 
losses may not exceed 2 percent of total Medicare Parts A and B FFS 
revenue of the ACO participants in the ACO capped at 1 percent of 
updated benchmark. Under Level D (Sec.  425.605(d)(1)(iv)(D)), an ACO's 
shared losses may not exceed 4 percent of total Medicare Parts A and B 
FFS revenue of the ACO participants in the ACO capped at 2 percent of 
updated benchmark. Under Level E (Sec.  425.605(d)(1)(v)(D)), an ACO's 
shared losses may not exceed 8 percent of total Medicare Parts A and B 
FFS revenue of the ACO participants in the ACO capped at 4 percent of 
updated benchmark. Under Level E, the loss recoupment limit is the 
percentage of revenue specified in the revenue-based nominal amount 
standard under the Quality Payment Program (QPP) (42 CFR 
414.1415(c)(3)(i)(A)) capped at 1 percentage point higher than the 
expenditure-based nominal risk amount (Sec.  414.1415(c)(3)(i)(B)). 
Under the ENHANCED track (Sec.  425.610), ACOs may share in savings at 
up to 75 percent (Sec.  425.610(d)), not to exceed 20 percent of the 
updated benchmark (Sec.  425.610(e)), and share in losses at a rate of 
40 to 75 percent (Sec.  425.610(f)), capped at 15 percent of the 
updated benchmark (Sec.  425.610(g)). Since the establishment of the 
ENHANCED track (formerly named Track 3) with the June 2015 final rule 
(see 80 FR 32778 through 32779), and the BASIC track's glide path with 
the December 2018 final rule (as previously described in this section), 
we have not modified the maximum upside potential reward with the final 
sharing rates or downside potential risk with the loss sharing rates 
under each track/level (as applicable).
(b) Proposed Revisions
    In 2020, the first full performance year under the glide path, 13.5 
percent of ACOs in the Medicare Shared Savings Program participated 
under BASIC track Level E. As ACOs became more experienced and 
progressed through the glide path, participation in BASIC track Level E 
experienced modest increases, which peaked in PY 2023 at 27.2 percent. 
As of PY 2026, participation in BASIC track Level E has decreased to 16 
percent.
    The disparity in sharing rates between the highest risk option 
under the BASIC track (BASIC track Level E) and the next highest risk 
option (ENHANCED track) has potentially disproportionately driven ACOs 
to take on the maximum risk allowed. For PY 2026, 58 percent of ACOs 
are participating in the

[[Page 44070]]

ENHANCED track. This in part is likely a result of the 40 percent 
sharing rate in Levels A and B of the BASIC track and 50 percent 
sharing rate in Levels C, D, and E of the BASIC track, compared to the 
75 percent sharing rate in the ENHANCED track. Based on current 
participation trends across the various risk tracks, we anticipate that 
the participation in BASIC track Level E may continue a downward trend 
as a percentage of total participation unless some action is taken. We 
believe that some ACOs cease longer term program participation in BASIC 
track Level E before they otherwise would because they transition to 
the ENHANCED track based on the incentives of the higher sharing rate, 
and this transition occurs before they're ready for the increased 
demands associated with the higher risk track. Decreased Shared Savings 
Program retention rates of ACOs that transition too quickly to the 
ENHANCED track, in combination with the decreased net savings rates 
associated with the ENHANCED track, ultimately result in decreased 
savings for the Medicare Trust Fund. Table B-G8 summarizes the 
distribution of ACO participation across the various risk tracks for PY 
2022 through CY 2026.
[GRAPHIC] [TIFF OMITTED] TP16JY26.058

    While we still have the goal of ACOs transitioning to performance-
based risk, we want to be conscious of long-term impacts to the Shared 
Savings Program related to participation, success, and growth. 
Participation in the ENHANCED track is a positive, but we believe that 
some ACOs may be taking on additional risk more quickly than they 
otherwise would because the ENHANCED track offers a 50 percent increase 
in savings compared to BASIC track Level E, while both tracks include 
two-sided risk. If ACOs progress to higher levels of risk before they 
are adequately prepared, they may take on too much risk with higher 
shared losses rates in the ENHANCED track, potentially resulting in 
program termination and a subsequent reduction in both program 
participation and care coordination for beneficiaries. We believe by 
reducing the savings percentage gap between BASIC track Level E and the 
ENHANCED track, we may increase participation in BASIC track Level E as 
well as the Shared Savings Program and increase long-term success of 
ACOs, particularly those with less experience, with unique patient or 
provider populations, and low revenue ACOs (which tend to be small, 
rural and physician-only ACOs).
    Additionally, data analysis from the CMS Office of the Actuary of 
benchmark performance for cohorts of ACOs that participated in both PY 
2022 and PY 2023 indicates that ACOs participating in the BASIC track 
generated 42 percent higher net savings for CMS as a percentage of 
their benchmark than ACOs transitioning to or continuing participation 
in the ENHANCED track, despite favorable regional adjustments likely 
inflating gross savings for ACOs under the ENHANCED track. Analysis of 
PY 2024 financial performance also indicates net savings for the Trust 
Funds has remained higher on average for BASIC track ACOs. This also is 
largely due to the 50 percent differential in sharing rate currently 
present between BASIC track Level E and the ENHANCED track, which 
results in ENHANCED track ACOs needing to generate twice the gross 
savings to equal the same net savings for the Trust Funds as ACOs 
participating under BASIC track Level E. For example, if an ACO 
participated in BASIC track Level E and generated $2,000,000 in gross 
savings, and the ACO received the maximum sharing rate of 50 percent, 
the ACO would receive a $1,000,000 shared savings payment and net 
savings for the Trust Funds would be $1,000,000. If this same ACO 
participated in the ENHANCED track and generated $2,000,000 in gross 
savings, and the ACO received the maximum sharing rate of 75 percent, 
the ACO would receive a $1,500,000 shared savings payment and net 
savings for the Trust Funds would be $500,000. So, to generate the same 
net savings for the Trust Funds, the ENHANCED track ACO would need to 
have generated twice the gross savings, $4,000,000, to have generated 
$1,000,000 ($4,000,000 x 25 percent) net savings for the Trust Funds. 
For PY 2024, gross savings was higher for the ENHANCED track ACOs, but 
net savings as a percentage of gross savings and per capita net savings 
are higher for ACOs participating in BASIC track Level E, as shown in 
Table B-G9.

[[Page 44071]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.059

    As we seek to increase the percentage of Medicare beneficiaries in 
accountable care arrangements, we are balancing incentives and 
participation options to serve the dual purposes of sustaining 
participation by existing ACOs and increasing program growth, 
recognizing that ACOs vary in their composition of providers/suppliers, 
the needs of the populations they serve, and have varying degrees of 
efficiency relative to their region and experience with accountable 
care initiatives. We also reiterate our intention to achieve larger 
programmatic goals by encouraging ACO participation and thereby 
promoting high quality, value-based care for OM beneficiaries. We 
continuously seek to balance creating sufficient incentives for 
participation in a voluntary program while ensuring that our policies 
achieve program goals to increase quality of care for Medicare 
beneficiaries and reduce expenditure growth to protect the Trust Funds.
    Trends in recent performance years indicate ACOs participating in 
BASIC track Level E have roughly one-third fewer assigned beneficiaries 
and participating providers than ACOs participating in the ENHANCED 
track. Understanding that ACOs participating in BASIC track Level E 
face additional obstacles to success given their different compositions 
and experience, we believe that narrowing the gap in sharing rates 
between these two tracks will encourage long-term participation and 
growth in the Shared Savings Program by encouraging less experienced 
ACOs to only progress to the ENHANCED track when they're adequately 
prepared to do so.
    Increasing the sharing rate for BASIC track Level E presents an 
opportunity to reverse the decreased participation in the BASIC track, 
increase net savings opportunities for the Trust Funds, and increase 
program participation. However, before considering whether to propose 
changes, we analyzed what change to the sharing rate was needed to 
ensure our goals were met without unintended consequences.
    As we did when we established the BASIC track in the December 2018 
final rule, we considered many sharing rates before arriving at our 
proposal. With the current sharing rate for BASIC track Level E set at 
50 percent and ENHANCED track set at 75 percent, we analyzed 
alternative sharing rates for BASIC track Level E between 55 percent 
and 65 percent.
    For the 104 ACOs entering an agreement period beginning on January 
1, 2024 that participated in BASIC track Level E, we found that if all 
else is equal, the increase in shared savings payments under the 
alternative sharing rates we considered for BASIC track Level E ranged 
between 9.1 percent and 22.8 percent. After considering other policy 
changes proposed elsewhere in section III.G.5. of this proposed rule, 
such as the proposal to reduce the weight on regional adjustment for 
ACOs under the ENHANCED track and the proposal to modify the prior 
savings adjustment to increase the scaling factor, we determined a 65 
percent sharing rate was too high to maintain a sufficient gap in 
incentives between the two tracks and a 55 percent sharing rate was an 
inadequate incentive to achieve our goals of increasing participation 
in the program and increasing savings to the Trust Funds.
    We believe that increasing the sharing rate to 60 percent for BASIC 
track Level E appropriately balances creating sufficient incentive to 
increase program participation and savings to the Trust Funds. We 
believe that there would still be sufficient benefits for ACOs to take 
on the higher risk and reward offered under the ENHANCED track, so that 
ACOs would continue to progress the ENHANCED track when they're ready 
to take on those higher levels of risk and reward.
    We are proposing to increase the savings rate for BASIC track Level 
E from 50 percent to 60 percent for agreement periods beginning on or 
after January 1, 2027. The proposal to apply a modified sharing rate 
for agreement periods beginning on or after January 1, 2027 would 
ensure we maintain a consistent sharing rate for Level E throughout the 
duration of an ACO's an agreement period under the BASIC track, in 
accordance with Sec.  425.212(a).\275\ Closing the gap in the sharing 
rates between BASIC track Level E and the ENHANCED track would likely 
increase savings for the Trust Funds, while striking a better balance 
among incentivizing robust participation in the Shared Savings Program, 
incentivizing ACOs' move to two-sided risk, and offering a lower risk 
option than is offered under the ENHANCED track.
---------------------------------------------------------------------------

    \275\ In accordance with Sec.  425.212(a), an ACO is subject to 
all regulatory changes that become effective during the agreement 
period, with the exception of the following program areas, unless 
required by statute: (1) eligibility requirements concerning the 
structure and governance of ACOs, and (2) calculation of the sharing 
rate.
---------------------------------------------------------------------------

    Analysis of the PY 2024 financial results indicates the average 
impact of increasing the sharing rate for BASIC track Level E from 50 
percent to 60 percent was an increase in shared savings payments of 
$1,348,867 and a total increase of $110,607,059 in shared savings 
payments for the 104 ACOs that participated in BASIC track Level E. 
While the total shared savings payments for BASIC track Level E would 
increase under this proposal, we anticipate net savings to the Trust 
Funds to increase because of increased participation in the Shared 
Savings Program, higher retention of ACOs, and some ACOs opting to 
delay transition into the ENHANCED track.
    Under our proposed approach, the current maximum 50 percent sharing 
rate under BASIC track Level E specified in Sec.  
425.605(d)(1)(v)(A)(4) (which is applicable for PYs beginning on or 
after January 1, 2024) would continue to apply to ACOs completing 
existing agreement periods in the BASIC track. Specifically, the 
maximum 50 percent sharing rate would apply in determining financial 
performance for a BASIC track ACO participating in an agreement period 
beginning on January 1, 2022, 2023, 2024, 2025, and 2026, that is 
participating in Level E for PY 2025 or any subsequent PY of the ACO's 
existing agreement period.
    We propose to specify in a new paragraph (d)(1)(v)(A)(5) added to

[[Page 44072]]

Sec.  425.605 the sharing rate for BASIC track Level E, applicable for 
agreement periods beginning on or after January 1, 2027, for 
performance years beginning on or after January 1, 2027. Accordingly, 
this new paragraph would specify that an ACO that meets all the 
requirements for receiving shared savings payments under the BASIC 
track, Level E, receives a shared savings payment equal to a percentage 
of all the savings under the updated benchmark (up to the performance 
payment limit described in Sec.  425.605(d)(1)(v)(B)). Except as 
provided in Sec.  425.605(h) (which specifies an additional opportunity 
for an eligible low revenue BASIC track ACO to share in savings even if 
it does not meet the MSR requirement), the percentage would be as 
follows:
    (1) 60 percent for an ACO that that meets the quality performance 
standard by meeting the criteria specified in Sec.  425.512(a)(2) or 
(a)(5)(i).
    (2) 60 percent multiplied by the ACO's quality score calculated 
according to Sec.  425.512 for an ACO that meets the alternative 
quality performance standard by meeting the criteria specified in Sec.  
425.512(a)(5)(ii).
    We also propose technical and conforming changes to other 
provisions of Sec.  425.605. We propose to revise the heading text in 
the first sentence of Sec.  425.605(d)(1)(v)(A)(4) introductory text, 
to specify the provisions are applicable for ACOs in agreement periods 
beginning July 1, 2019, through January 1, 2026, for performance years 
beginning on or after January 1, 2024. For completeness and clarity, 
this proposed heading text would be inclusive of ACOs participating in 
agreement periods beginning on July 1, 2019 and January 1, 2020, which 
were previously reconciled for participation in BASIC track Level E for 
the performance year beginning on January 1, 2024. We note that 
agreement periods of 5 years and 6 months beginning on July 1, 2019, 
and 5-year agreement periods beginning on January 1, 2020, concluded on 
December 31, 2024. As we explained previously in this section of this 
proposed rule, the final sharing rate provisions specified under Sec.  
425.605(d)(1)(v)(A)(4) would continue to apply to ACOs participating in 
agreement periods beginning on January 1, 2022, 2023, 2024, 2025 and 
January 1, 2026, that would be reconciled for participation in BASIC 
track Level E for PY 2025 and any remaining PY of their agreement 
period. We also propose to amend Sec.  425.605(h)(2), describing 
calculation of the sharing rate applied to a low revenue BASIC track 
ACO eligible for the expanded opportunity to share in savings if it 
does not meet the MSR, to revise the existing list of cross-references 
to include a reference to new paragraph Sec.  425.605(d)(1)(v)(A)(5).
    We also propose several technical corrections to the regulations in 
Sec.  425.605. With the CY 2026 PFS final rule (see 90 FR 49816 through 
49817, and 50018), we finalized amendments to phrasing in Sec.  
425.605, including in paragraphs (d)(1)(v)(A)(3)(ii) and 
(d)(1)(v)(A)(4)(ii) (describing the sharing rate applied under BASIC 
track Level E, by PY, for an ACO that meets the alternative quality 
performance standard). There were technical errors in the 
implementation of these finalized changes in the Code of Federal 
Regulations (CFR). We propose the following technical corrections:
     To revise Sec.  425.605(d)(1)(v)(A)(3)(ii) to read, 50 
percent multiplied by the ACO's quality score calculated according to 
Sec.  425.512 for an ACO that meets the alternative quality performance 
standard by meeting the criteria specified in Sec.  425.512(a)(4)(ii).
     To revise Sec.  425.605(d)(1)(v)(A)(4)(ii) to read, 50 
percent multiplied by the ACO's quality score calculated according to 
Sec.  425.512 for an ACO that meets the alternative quality performance 
standard by meeting the criteria specified in Sec.  425.512(a)(5)(ii).
    We seek comment on the proposal to increase the sharing rate under 
BASIC track Level E from 50 percent to 60 percent, applicable for ACOs 
in agreement periods beginning on or after January 1, 2027, for 
performance years beginning on or after January 1, 2027, and the 
proposal to specify related provisions in the Shared Savings Program 
regulations under new Sec.  425.605(d)(1)(v)(A)(5), as well as proposed 
technical and conforming changes to Sec.  425.605(d)(1)(v)(A)(4) 
introductory text and Sec.  425.605(h)(2). We also seek comment on our 
proposed technical corrections to Sec.  425.605(d)(1)(v)(A)(3)(ii) and 
(d)(1)(v)(A)(4)(ii).
(2) Proposal To Reduce the Maximum Weight on the Regional Adjustment 
for ACOs Under the ENHANCED Track
(a) Background
    In the June 2016 final rule (81 FR 37962 through 37974), we 
introduced a regional adjustment to ACOs' historical benchmarks to 
increase participation in the Shared Savings Program and recognize 
efficiency of providers/suppliers in their regional service area. To 
implement the regional adjustment, we also established a methodology 
for defining regional Medicare spending. We defined an ACO's ``regional 
service area'' at Sec.  425.20 as the counties in which its assigned 
beneficiaries reside and calculated regional costs using county-Level 
Medicare fee-for-service expenditures for assignable beneficiaries in 
those counties (81 FR 37958). These county expenditures were then 
aggregated to estimate average per-capita spending in the ACO's region, 
which served as the basis for the regional adjustment applied when 
benchmarks were rebased (81 FR 37957 and 37958).
    In the June 2016 final rule (81 FR 37954 through 37991), we 
finalized a Shared Savings Program benchmark rebasing methodology to 
include a regional adjustment to the historical benchmark. More 
specifically, we finalized that the regional adjustment would be 
calculated as a percentage of the difference between risk-adjusted 
average per capita expenditures in the ACO's regional service area and 
the ACO's rebased historical expenditures (81 FR 37966). We finalized 
that the regional adjustment would be applied for second or subsequent 
agreement periods, while benchmarks for an ACO's first agreement period 
would continue to be based solely on the ACO's historical spending and 
were not adjusted for regional expenditures (81 FR 37973).
    To provide time for ACOs to anticipate and adapt to the regional 
adjustment being applied to historical benchmarks, we implemented a 
phased approach that gradually increased the weight applied to regional 
spending. The first time an ACO's benchmark was rebased using the 
regional adjustment, we applied 35 percent of the difference between 
regional spending and the ACO's rebased historical benchmark if the 
ACO's spending was below the regional average, and 25 percent if the 
ACO's spending was above the regional average. The second time the 
benchmark was rebased, CMS increased the weight to 70 percent for ACOs 
with spending below their regional average and 50 percent for those 
with spending above the regional average. Beginning with the third 
rebasing and in subsequent agreement periods, the adjustment was set at 
70 percent of the difference between regional and ACO spending for all 
ACOs, unless CMS established a different weight through future 
rulemaking (81 FR 37971 through 37973).
    In the 2016 final rule, we also finalized that if we adjust an 
ACO's benchmark during the term of the agreement period due to changes 
in participating providers/suppliers, the agency would reassess whether 
the ACO's spending was above or below the regional average to determine 
the

[[Page 44073]]

appropriate adjustment percentage (81 FR 37964). Together, these 
provisions increased the role of regional spending in benchmark 
calculations while providing a transition period intended to limit 
abrupt benchmark reductions for higher-spending ACOs.
    In the December 2018 final rule (83 FR 68018), we revised the 
methodology to address concerns that the 2016 regional adjustment could 
inadvertently inflate benchmarks for low-spending ACOs while 
discouraging participation by high-spending ACOs relative to their 
region. Under the revised rule, we also applied the regional adjustment 
starting with the first agreement period. By design, the regional 
adjustment results in more generous benchmarks for ACOs that spend 
below their regions. In the December 2018 final rule (83 FR 68018), we 
noted that our initial experience with the regional adjustment found 
that 80 percent of ACOs that renewed for a second agreement period 
starting in 2017 received a positive adjustment. These ACOs saw their 
benchmarks increase by 1.8 percent, on average, when the adjustment was 
applied with the 35 percent weight, with several ACOs seeing increases 
of over 5 percent, and one over 7 percent. We also noted that for ACOs 
that renewed for a second agreement period starting in 2018, they 
showed a similar share of ACOs receiving a positive adjustment and one 
ACO seeing an adjustment of over 10 percent. We noted our concern that 
as the weight applied to the regional adjustment increases, benchmarks 
for the ACOs with the lowest spending relative to their region would 
become overly inflated to the point where they would need to do little 
to change their care practices to generate savings, which could reduce 
incentives for these ACOs to improve the efficiency of care provided to 
beneficiaries. To limit the influence of regional cost disparities, we 
reduced the maximum weight that could be applied to the regional 
adjustment in any agreement period from 70 percent to 50 percent. 
Additionally, we capped the total dollar impact of the regional 
adjustment at 5 percent of national OM per capita 
expenditures for each beneficiary category (83 FR 68017 through 68024, 
and 42 CFR 425.603).
    In the CY 2023 PFS final rule (87 FR 69915 through 69923), we 
finalized additional policies to modify the regional adjustment to 
further support participation by high-cost or high-risk ACOs. We 
implemented a set of policies designed to mitigate the impact of 
negative regional adjustments on ACOs' benchmarks. First, we reduced 
the maximum negative adjustment from -5 percent to -1.5 percent of 
national OM per capita expenditures for Parts A and B services (based 
on benchmark year 3 for assignable beneficiaries). Second, we 
established an approach that gradually decreased the size of the 
negative regional adjustment for ACOs that have a higher proportion of 
dually eligible Medicare and Medicaid beneficiaries or a higher 
weighted-average prospective Hierarchical Condition Category (HCC) risk 
score (87 FR 69923). In the CY 2023 PFS final rule (87 FR 69919), we 
expressed our belief that by reducing the impact of negative regional 
adjustments, these policies would incentivize ACOs that serve high-cost 
beneficiaries to join or continue to participate in the Shared Savings 
Program.
    Most recently, in the CY 2024 PFS final rule (88 FR 79185 through 
79196), we modified the regional adjustment policy further to prevent 
any ACO from receiving an adjustment that would cause its benchmark to 
be lower than it would have been in the absence of a regional 
adjustment.
    As part of CMS's effort to align spending and value in OM, we are 
focused on developing policies that would accelerate accountable care 
service delivery across a spectrum of risk-bearing options. To achieve 
this vision, our proposed change to the regional adjustment is informed 
by strategic objectives focused on strengthening financial incentives 
for ACOs to participate in the Shared Savings Program and driving 
savings for ACOs and the Trust Funds.
(b) Proposed Revisions
    For the reasons discussed in this section, we are proposing to 
reduce the maximum weight used in calculating the positive regional 
adjustment for lower-spending ACOs participating in agreement periods 
under the ENHANCED track from 50 percent to 35 percent, while leaving 
the weights for ACOs with a higher spending than the regional average 
unchanged.
    Under the Shared Savings Program, an ACO's historical benchmark is 
adjusted to reflect differences between its own historical spending and 
average spending in its region--the regional adjustment. For ACOs with 
expenditures below their regional average, this adjustment is positive, 
increasing the ACO's benchmark and expanding savings opportunities 
available to the ACO. Analysis of PY 2024 financial reconciliation data 
indicates that ACOs in the ENHANCED track receive substantially larger 
positive regional adjustments on average than ACOs in BASIC track Level 
E ($304 versus $166 per beneficiary). Taken together with observed 
differences in gross savings--where ENHANCED track ACOs achieve higher 
gross savings \276\ per beneficiary than BASIC track Level E ACOs ($961 
versus $714 in CY 2024)--this pattern suggests that more favorable 
benchmark adjustments may be contributing to the higher levels of 
observed gross savings for ENHANCED track ACOs. To assess whether the 
magnitude of the regional adjustment is associated with ACO 
performance, we calculated Pearson's correlations \277\ between 
regional adjustment size and gross savings for ACOs reconciled in PY 
2024.\278\ Within the ENHANCED track, the larger regional adjustments 
are strongly associated with higher gross savings performance (r=0.691, 
n=59), a relationship that is not observed among BASIC track Level E 
ACOs (r=0.09, n=17). The contrast between tracks raises the possibility 
that the scale of positive regional adjustments to the benchmark are 
partly driving performance rather than genuine efficiency gains. While 
this is a descriptive finding, it is consistent with our concern 
motivating the proposed reduction in the positive regional adjustment 
weight from 50 percent to 35 percent. Moreover, the average size of the 
adjustment has gone up--from $206 in PY 2020 to $344 in PY 2025, while 
the share of ACOs receiving a positive regional adjustment has remained 
mostly stable within a range between 70 and 86 percent over the same 
time period. This pattern suggests that, while the prevalence of 
regional adjustments has remained broadly unchanged, the financial 
impact of those adjustments has increased over time, amplifying the 
influence of regional adjustments on ACO benchmark calculations.
---------------------------------------------------------------------------

    \276\ Gross savings were calculated as the ACO's total savings 
amount divided by the total assigned beneficiary person years.
    \277\ Pearson's correlation coefficient is a statistical measure 
that summarizes the strength and direction of the linear 
relationship between two variables, taking values from -1 (perfect 
negative relationship) to +1 (perfect positive relationship), with 0 
indicating no linear relationship.
    \278\ Internal analysis of financial performance according to 
track/level of participation of Medicare Shared Savings Program ACOs 
that participated in PY2024, including assessment of whether the 
magnitude of regional adjustment is associated with ACO performance.
---------------------------------------------------------------------------

    As discussed in the overview, there is limited evidence suggesting 
that the ENHANCED track is generating additional Trust Funds savings 
relative to the BASIC track. First, the size of the regional adjustment 
may be contributing to higher gross savings performance in the ENHANCED 
track, which causes us to question whether those savings

[[Page 44074]]

reflect genuine cost reduction. Second, lower spending ACOs (defined as 
those with historical expenditures below their regional average) in the 
ENHANCED track currently benefit from both a higher shared savings rate 
and larger regional adjustments on average. Together, these advantages 
may incentivize selection into the ENHANCED track independent of an 
ACO's capacity to achieve genuine cost savings to Medicare. The 
proposed reduction in the positive regional adjustment weight for these 
ACOs, paired with an increase in the shared savings rate for BASIC 
track Level E, is designed to rebalance financial incentives across 
tracks and encourage ACOs to select their tracks based on their actual 
capacity to reduce costs rather than differences in financial 
advantages embedded in track design, thereby potentially improving 
Trust Funds net savings. Refer to the discussion in section III.G.5.a. 
and the data analysis described in section III.G.5.c.(1) for additional 
details.
    We believe a 35 percent positive regional adjustment would maintain 
consistency with the current schedule of weights used to calculate the 
regional adjustment, a structure with which ACOs are already familiar. 
We also believe this approach would minimize complexity by maintaining 
a single weight for lower-spending ENHANCED track ACOs for all 
participation years. At the same time, it would preserve an appropriate 
balance between rewarding regional efficiencies demonstrated at the 
start of the agreement period and rewarding improvement relative to an 
ACO's past historical performance over time.
[GRAPHIC] [TIFF OMITTED] TP16JY26.060

    We propose this change to be effective for agreement periods 
beginning on January 1, 2027, and in subsequent years. Reducing the 
weight used in calculating the regional adjustment applied to ACOs 
considering participation in the ENHANCED track would reduce the 
contribution of baseline regional efficiency on historical benchmark 
calculations. As a result, it would put a stronger emphasis on 
rewarding improvement in the provision of coordinated care and lowering 
costs rather than baseline efficiency at entry to the agreement period. 
The focus on improvement is accentuated when paired with the proposed 
higher prior savings adjustment weighting, discussed in section 
III.G.5.d. of this proposed rule. One goal of this proposal--reducing 
the regional adjustment weight--is to encourage ACOs to select a 
diverse cross-section of participants so that ACOs' success is driven 
by operational efficiencies and clinical performance rather than 
passive capture of ACO participants with pre-existing regional 
efficiencies. More modest regional adjustment amounts could also result 
in ACOs opting for participation in BASIC track Level E instead of the 
ENHANCED track, and therefore result in the Trust Funds retaining a 
greater share of savings while still offering ACOs a long-term 
incentive for creating savings because of the proposed higher prior 
savings adjustments in future agreement periods.
    Under this proposal, the phase-in of weights used in the regional 
adjustment calculation for agreement periods beginning on January 1, 
2027, and in subsequent years, as determined by an ACO's expenditures 
relative to their region, would change for ENHANCED track ACOs. We are 
not proposing to modify the negative regional adjustment weights, so 
the negative regional adjustment would remain unchanged. We propose 
that the maximum weight used to calculate the regional adjustment for 
ENHANCED track ACOs that are lower spending relative to their region 
would be set at 35 percent for all agreement periods, replacing the 
current phase-in schedule. The weights used for ACOs that are higher 
spending relative to their region, and for BASIC track ACOs that are 
lower spending would remain unchanged.
    To assess the impact of the proposed policy change, we conducted a 
simulation \279\ using PY 2024 historical benchmarks, in which the 
maximum positive regional adjustment weight was reduced from 50 percent 
to 35 percent for lower spending ACOs,\280\ all other parameters, 
including the prior savings adjustment, were held constant. ACOs with 
an agreement start date prior to January 1, 2024 (n=53) experience 
larger percentage reductions in historical benchmarks (-0.87 percent) 
than ACOs with agreement start dates of January 1, 2024 (n=48, -0.69 
percent). The difference reflects the benchmark methodology applicable 
to ACOs with agreement period start dates of January 1, 2024, under 
which ACOs are eligible for multiple upward adjustments and CMS applies 
the highest for which an ACO qualifies. In this simulation, ACOs that 
transition from receiving a regional adjustment to receiving the prior 
savings adjustment (because the regional adjustment has decreased to

[[Page 44075]]

below the prior savings adjustment) experience smaller decreases in 
historical benchmarks than ACOs that remain subject to the regional 
adjustment. For lower spending ACOs, the prior savings adjustment can 
partially offset reductions to the benchmark when the weight of the 
regional adjustment is reduced. ACOs with agreement period start dates 
prior to January 1, 2024, do not have prior savings adjustments 
included in historical benchmark calculations, so they would be more 
impacted by our proposal to reduce the maximum weight of the regional 
adjustment.
---------------------------------------------------------------------------

    \279\ Internal simulation analysis using PY2024 historical 
benchmarks, in which the positive regional adjustment weight was 
reduced from 50 percent to 35 percent for lower spending ACOs to 
assess the impact of the proposed policy change. This analysis did 
not stratify by agreement period; all ACOs with the same start date 
(before or after January 1, 2024) were treated as a single cohort.
    \280\ Defined as ACOs with historical expenditures below their 
regional service area average.
---------------------------------------------------------------------------

    Our proposal to reduce the maximum weight used in calculating the 
positive regional adjustment for ACOs participating in agreement 
periods under the ENHANCED track is consistent with our authority under 
section 1899(d)(1)(B)(ii) of the Act, which we have consistently relied 
on to make regional adjustments to the historical benchmark (81 FR 
37962). Under this framework, ACO benchmarks are adjusted for 
beneficiary characteristics and other factors deemed appropriate by the 
Secretary, updated to reflect the projected absolute growth in national 
per capita expenditures for the original Medicare fee-for-service 
program, and reset at the commencement of each agreement period.
    We propose to amend Sec.  425.656 to specify the phase-in of 
weights used in calculating the regional adjustment as applicable by 
agreement period start date. We propose to amend the introductory text 
of paragraph (e) of Sec.  425.656 to specify the paragraph includes the 
phase-in of weights used in the regional adjustment calculation for 
agreement periods beginning on or after January 1, 2024 and before 
January 1, 2027. We propose to redesignate paragraph (f) of Sec.  
425.656 as paragraph (g). We propose to add a new paragraph (f) to 
specify the phase-in of weights used in the regional adjustment 
calculation for agreement periods beginning on January 1, 2027, and in 
subsequent years. Accordingly, we propose to specify the following 
under new proposed Sec.  425.656(f)(1) through (4):
     Under new paragraph (f)(1) we would specify that the first 
time that an ACO's benchmark is adjusted based on the ACO's regional 
service area expenditures, we would calculate the regional adjustment 
as follows:
    ++ Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's initial or rebased 
historical benchmark, if the ACO is determined to have lower spending 
than the ACO's regional service area.
    ++ Using 15 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's initial or rebased 
historical benchmark, if the ACO is determined to have higher spending 
than the ACO's regional service area.
     Under new paragraph (f)(2) we would specify that the 
second time that an ACO's benchmark is adjusted based on the ACO's 
regional service area expenditures, we would calculate the regional 
adjustment as follows:
    ++ For an ACO participating under the BASIC track--
    -- Using 50 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    -- Using 25 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    ++ For an ACO participating under the ENHANCED track--
    -- Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    -- Using 25 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
     Under new paragraph (f)(3) we would specify that the third 
time that an ACO's benchmark is adjusted based on the ACO's regional 
service area expenditures, we would calculate the regional adjustment 
as follows:
    ++ For an ACO participating under the BASIC track--
    -- Using 50 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    -- Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    ++ For an ACO participating under the ENHANCED track--
    -- Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    -- Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
     Under new paragraph (f)(4) we would specify that the 
fourth or subsequent time that an ACO's benchmark is adjusted based on 
the ACO's regional service area expenditures, we would calculate the 
regional adjustment as follows:
    ++ For an ACO participating under the BASIC track, using 50 percent 
of the difference between the average per capita amount of expenditures 
for the ACO's regional service area and the average per capita amount 
of the ACO's rebased historical benchmark.
    ++ For an ACO participating under the ENHANCED track--
    -- Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    -- Using 50 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    We propose to specify under new Sec.  425.656(f)(5) the approach we 
would use to determine if an ACO has lower or higher spending compared 
to the ACO's regional service area, which would be identical to the 
existing approach for making this determination as specified under 
Sec.  425.656(e)(5), except to include updated cross-references to 
provisions within the proposed new paragraphs (f)(1) through

[[Page 44076]]

(4) rather than paragraphs (e)(1) through (3).
    We also propose the following technical and conforming changes to 
the Shared Savings Program regulations, for completeness and clarity:
     In Sec.  425.656(a), describing (generally) the purpose of 
the section on calculating the regional adjustment to the historical 
benchmark and the timing of applicability, we propose to revise the 
last sentence to denote the section ``applies to regional adjustment 
calculations for agreement periods beginning on January 1, 2024, and in 
subsequent years, except as specified otherwise'' (emphasis added to 
reflect revised text).
     In Sec.  425.656(c)(2), describing percentage weight 
applied in the calculation of the regional adjustment, we propose to 
amend the existing cross-reference to Sec.  425.656(e) to include 
cross-references to both Sec.  425.656(e) and the proposed new Sec.  
425.656(f).
     Redesignating Sec.  425.656(f) as Sec.  425.656(g), and in 
redesignated Sec.  425.656(g) introductory text, describing special 
rules for determining the weights used in the regional adjustment 
calculation for a re-entering ACO, we propose to replace the existing 
cross-references to Sec.  425.656(b) through (e) with cross-references 
to Sec.  425.656(b) through (f), to include proposed new Sec.  
425.656(f) in the cross-references.
     In Sec.  425.600(f)(4)(ii), describing the program 
requirements that phase in over multiple agreement periods, and 
specifically the weight used in calculating the regional adjustment to 
the ACO's historical benchmark, we propose replacing the existing 
cross-references to Sec. Sec.  425.601(f) and 425.656(e), with cross-
references Sec. Sec.  425.601(f), Sec.  425.656(e), and Sec.  
425.656(f), to include proposed new Sec.  425.656(f) in the cross-
references.
    We seek comment on the proposal to reduce the maximum weight on the 
regional adjustment for lower-spending ACOs under the ENHANCED track to 
a weight of 35 percent for agreement periods beginning on January 1, 
2027, and in subsequent years. Under this proposal, the weight for 
higher-spending ACOs, and for BASIC track ACOs that are lower spending 
would remain unchanged. We also seek comment on proposed technical and 
conforming changes to other provisions of Sec.  425.656, and Sec.  
425.600.
d. Proposal To Increase the Prior Savings Adjustment by Increasing the 
Scaling Factor
(1) Background
    Under section 1899(d)(1)(B)(ii) of the Act, an ACO's benchmark must 
be reset at the start of each agreement period. Section 
1899(d)(1)(B)(ii) of the Act provides the Secretary with discretion to 
adjust the historical benchmark by ``such other factors as the 
Secretary determines appropriate.'' Under this authority, as described 
in the June 2015 final rule (80 FR 32785 through 32791), we established 
a prior savings adjustment \281\ that applied when establishing the 
benchmark for ACOs entering a second agreement period beginning on 
January 1, 2016, to account for the average per capita amount of 
savings generated during the ACO's prior agreement period (79 FR 
72838). The prior savings adjustment was originally designed to adjust 
an ACO's benchmark for its second agreement period to account for the 
average per capita amount of savings generated by the ACO across the 3 
performance years of its first agreement period. This average per 
capita amount also accounted for the ACO's quality performance in each 
performance year under its first agreement period. We limited the 
adjustment to the benchmark for the second agreement period to the 
average number of assigned beneficiaries in the prior agreement period 
(80 FR 32789).
---------------------------------------------------------------------------

    \281\ In the June 2015 final rule (80 FR 32788), we referred to 
this policy as accounting for shared savings payments when resetting 
the benchmark, after which we refer to it as the prior savings 
adjustment.
---------------------------------------------------------------------------

    We removed the prior savings adjustment introduced as part of the 
June 2015 final rule and replaced it with the existing regional 
adjustment as part of the June 2016 final rule (81 FR 37954 through 
37992). We reintroduced the prior savings adjustment as an ongoing 
component of the Shared Savings Program as part of the CY 2023 PFS 
final rule (87 FR 69898 through 69915).
    In the CY 2023 PFS final rule, we established the methodology, 
codified at Sec.  425.658 of the regulations, for the prior savings 
adjustment that applied in the establishment of benchmarks for renewing 
ACOs and re-entering ACOs entering an agreement period beginning on 
January 1, 2024, and in subsequent years. We describe the steps for 
calculating the prior savings adjustment in the CY 2023 PFS final rule 
(87 FR 69898). We finalized revisions to Sec.  425.656 that specify how 
we express the regional adjustment as a single value and use this value 
in determining whether a regional adjustment or prior savings 
adjustment will be applied to the ACO's benchmark.
    In the CY 2024 PFS final rule (88 FR 79185 through 79196), in 
response to concerns that negative regional adjustments may make it 
more difficult for ACOs to succeed in the Shared Savings Program 
financially, we finalized revisions to Sec.  425.652 to specify that if 
the regional adjustment, when expressed as a single value, is negative 
then no regional adjustment will be applied to an ACO's historical 
benchmark. We also finalized revisions to Sec.  425.658 to specify that 
we will calculate the per capita prior savings adjustment as the lesser 
of 50 percent of the prorated average per capita savings amount 
(computed as described in Sec.  425.658(b)(3)(ii)) and the cap equal to 
5 percent of national per capita OM expenditures for assignable 
beneficiaries for BY3, expressed as a single value.
    In the CY 2024 PFS final rule we also finalized modifications to 
the approach to calculate and apply the regional adjustment, or the 
regional adjustment in combination with the prior savings adjustment, 
if applicable, for ACOs in agreement periods starting on January 1, 
2024, or the regional adjustment, prior savings adjustment, or 
population adjustment, if applicable, for ACOs in agreement periods 
starting on January 1, 2025, and in subsequent years. Specifically, we 
finalized revisions to Sec.  425.652 that specify how we will determine 
and apply the adjustment to an ACO's benchmark depending on whether the 
ACO is eligible for a prior savings adjustment, whether the ACO is 
eligible for the population adjustment, and whether the ACO's regional 
adjustment, expressed as a single value, is positive or negative. An 
ACO will receive the most favorable of the adjustments, as applicable, 
with each adjustment capped at 5 percent of BY3 national assignable 
expenditures.
    In the CY 2024 PFS proposed rule (88 FR 52494 through 52495), we 
requested information on potential changes to the 50 percent scaling 
factor used in determining the prior savings adjustment. Most 
commenters supported increasing the prior savings adjustment, with 
several commenters recommending using the maximum shared savings rate 
the ACO was eligible to receive during the benchmark years. For the 
full summary of comments, refer to the CY 2024 PFS final rule (88 FR 
79228).
(2) Proposed Revisions
    In the CY 2023 PFS final rule (87 FR 69910), we stated that we 
believed that a 50 percent scaling factor used to calculate the prior 
savings adjustment would be appropriate because it represents a middle 
ground between the maximum sharing rate of 75 percent under the 
ENHANCED track and the lower sharing rates available under the BASIC 
track. However, after further

[[Page 44077]]

analysis of this policy and gaining additional years of experience with 
the current policy, we believe changing the prior savings adjustment 
scaling factor from 50 percent to 75 percent is warranted because the 
current methodology may not provide sufficiently strong or consistent 
incentives for ACOs to generate and sustain savings. We likewise 
believe the current methodology may not provide sufficient incentives 
for ACOs to continue participation in future agreement periods when the 
ACOs are compared against benchmarks that include their own previous 
success in reducing expenditures. As noted in the CY 2023 PFS final 
rule (87 FR 69909), in an analysis estimating how the prior savings 
adjustment may impact ACOs participating in the Shared Savings Program 
if the prior savings adjustment would have been in place at that time, 
among 123 ACOs entering a new agreement period in PY 2020 and 
reconciled in one or more benchmark years, only 27 (22 percent) would 
have received a final adjustment that included prior savings. Among 153 
ACOs entering a new agreement period in PY 2022 and reconciled in one 
or more benchmark years, only 43 (28.1 percent) would have received 
such an adjustment. These findings suggested that relatively few ACOs 
would benefit from the prior savings adjustment under the methodology 
that included the 50 percent scaling factor. Furthermore, after gaining 
initial experience with the prior savings adjustment applicable to 
agreement periods beginning on January 1, 2024, and in subsequent 
years, we have seen a relatively small number of ACOs receiving the 
prior savings adjustment with 82 (17 percent) of ACOs in CY 2025 
receiving a prior savings adjustment and 18 (4 percent) of ACOs in PY 
2024 receiving a prior savings adjustment.
    In the CY 2023 PFS final rule (87 FR 69904), we also described 
scenarios in which ACOs with strong prior savings may not receive the 
prior savings adjustment. For example, as illustrated in Table 68 (87 
FR 69907), pro-rating and scaling of prior savings using the 50 percent 
scaling factor can result in the final prior savings adjustment being 
smaller than the regional adjustment, even when the ACO's prior savings 
adjustment prior to applying the scaling factor exceeds the regional 
adjustment. This dynamic may weaken incentives for ACOs to generate and 
sustain savings over time.
    We conducted a simulation limited to ACOs participating in the 
ENHANCED track with lower spending than their regional service area, 
because these ACOs would be directly impacted by the proposed change to 
the weight of the regional adjustment. The simulation applied both the 
proposed reduction of the regional adjustment weight from 50 percent to 
35 percent and increasing the prior savings adjustment scaling factor 
from 50 percent to 75 percent. See section III.G.5.c.(2) for a 
description of the proposed change to the regional adjustment weight. 
The simulation was conducted on two cohorts: 37 ENHANCED track ACOs 
that began an agreement period on January 1, 2024, and 107 ENHANCED 
track ACOs that began an agreement period on January 1, 2025. For both 
cohorts, we focused on PY1 of the agreement period; 2024 and 2025, 
respectively. Table B-G11 reports the results for five mutually 
exclusive groups of ACOs. Group 1 (had regional adjustment and still 
would have it, no benchmark change due to 5 percent cap) includes ACOs 
that remain at the existing 5 percent cap, leaving benchmarks 
unchanged, as the reduction in the regional adjustment weight did not 
decrease the regional adjustment below the 5 percent cap. Group 2 (had 
regional adjustment, now would have prior savings adjustment) consists 
of ACOs that currently receive a regional adjustment and for which the 
proposed increase in the prior savings adjustment scaling factor is 
large enough to either fully offset the reduced regional adjustment, 
resulting in benchmarks that do not decline and may increase, or to 
mitigate the effect of the reduced regional adjustment to some degree 
as the applicable adjustment to the benchmark would change as a result 
of the proposed policy changes. Group 3 (had regional adjustment and 
still would have it, net benchmark decrease) includes ACOs that receive 
the full proposed reduction to the weight of the regional adjustment 
and for which the prior savings adjustment, even at the proposed 75 
percent scaling factor, remains smaller than the regional adjustment. 
For these ACOs, the final adjustment category would remain the regional 
adjustment both before and after the changes, resulting in a net 
decrease to the benchmark. Group 4 (subject to the current 50 percent 
prior savings adjustment scaling factor) includes ACOs for which the 
prior savings adjustment calculated under the current 50 percent 
scaling factor was already the applicable adjustment prior to the 
proposed policy change to the regional adjustment weight; because the 
prior savings adjustment remains the applicable adjustment, any 
benchmark change for these ACOs reflects the effect of the proposed 
increase in the prior savings adjustment scaling factor. Group 5 (not 
subject to the proposed regional adjustment weight change) includes 
ACOs that are not exposed to the regional adjustment weight 
adjustment--either because they are higher spending or already subject 
to the 35 percent positive weight--but that received the increased 
prior savings adjustment (see footnote on Table B-G11). One ACO in the 
2025 cohort had the population adjustment as their applicable 
adjustment and would continue to have it with any of the proposed 
changes.

[[Page 44078]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.061

    For ACOs that began an agreement period on January 1, 2025, the 
proposed policies would produce no meaningful net aggregate impact on 
benchmarks for ACOs in group 1. After applying the reduced regional 
adjustment weight, no ACO remains constrained by the 5 percent cap. Of 
the 107 ACOs, 42 (39.3 percent) fall in Group 2, with benchmarks 
increasing by a mean of $16.70, 33 (30.8 percent) fall in Group 4, 
where the prior savings adjustment was already dominant, and 31 ACOs 
(29.0 percent) fall in Group 3 with benchmark decreases averaging 
$85.36 in magnitude. For the 2025 cohort, the increase in the scaling 
of the prior savings adjustment more than offsets the reduction in the 
weight of the regional adjustment in aggregate, producing a modest net 
benchmark increase concentrated among ACOs with proven savings records. 
The larger share of ACOs in this cohort for which the prior savings 
adjustment is the applicable adjustment (70.1 percent; Groups 2 and 4) 
reflects, in part, cohort-specific differences in benchmark composition 
and adjustment eligibility--specifically, a greater prevalence of ACOs 
with prior savings large enough that the prior savings adjustment 
exceeds the regional adjustment and therefore determines the final 
benchmark adjustment.
    For ACOs that began an agreement period on January 1, 2024, the 
combined effect of the two proposed policies produces a net downward 
aggregate impact on benchmarks. No ACO in this cohort is constrained by 
the 5 percent cap, leaving most directly affected by the proposed 
regional adjustment weight reduction, with limited offset from the 
increase in the prior savings adjustment scaling factor. As a result, 
21

[[Page 44079]]

ACOs (56.8 percent of those impacted) would experience benchmark 
decreases. A smaller share of ACOs hold the prior savings adjustment as 
their applicable adjustment (43.2 percent). Prior savings amounts are 
generally insufficient to exceed regional adjustments, and for these 
ACOs, the net effect of the two policies is a downward adjustment, 
consistent with the intended effect for ACOs whose benchmarks might 
have been inflated by the generous regional adjustment. As ACOs have 
additional incentives to focus on increasing savings in the future, 
prior savings amounts may continue to grow, resulting in different 
impacts than what are initially observed in these analyses.
    We extended this analysis by re-running the simulation and 
incorporating the proposed risk adjustments to the 5 percent cap on 
positive regional adjustments and to the prior savings adjustment cap 
(Table B-G12) as outlined in section III.G.5.e. of this proposed rule.
[GRAPHIC] [TIFF OMITTED] TP16JY26.062

    Results in Table B-G12 under the proposed risk-adjusted 5 percent 
cap are largely consistent with those in Table B-G11. The distribution 
of ACOs across Groups 2 through 4 remains largely unchanged, and the 
reduction in the weight of the regional adjustment continues to be the 
primary driver of benchmark changes in both cohorts. The similar 
results between both analyses are a result of three factors. First, 
weighted mean risk scores in this sample are clustered near 1.0 
(approximately 0.94 to 0.99 across enrollment statuses and cohorts), so 
risk-adjusting the caps changes their values only modestly (between 1 
to 6 percent) and generally does not materially affect ACOs' effective 
regional or prior savings adjustments. Second, for most ACOs eligible 
for the prior savings adjustment, the scaling factor is the applicable 
constraint rather than the cap; therefore, modifying a non-binding cap 
has little or no effect on the adjustment. Third, the reduction in the 
weight of the regional adjustment from 0.50 to 0.35 produces benchmark 
impacts substantially larger than those associated with risk-adjusting 
the caps, making it an important driver of changes to the benchmark 
under both analyses.

[[Page 44080]]

    To strengthen incentives and mitigate impacts from ACOs' past 
performance on future agreement periods, we propose increasing the 
prior savings adjustment scaling factor, program-wide, from 50 percent 
to 75 percent, beginning with agreement periods starting January 1, 
2027, and subsequent agreement periods. We have heard from interested 
parties that the prior savings adjustment scaling factor should be 100 
percent to encourage further savings and address rebasing concerns. 
However, we believe that increasing the prior savings adjustment 
scaling factor above 75 percent would limit incentives for ACOs to 
continue to decrease spending in second and subsequent agreement 
periods, since they would be rewarded largely for previously 
demonstrated savings and would not be incentivized to continue to 
decrease costs (approaching 100 percent reward if the prior savings 
adjustment scaling factor is above 75 percent). Without a sufficient 
incentive level to decrease spending, this would jeopardize the ability 
of the Shared Savings Program to generate future savings to the Trust 
Funds. We believe that a prior savings adjustment scaling factor of 75 
percent strikes the appropriate balance between encouraging long-term 
participation in the program and encouraging ACOs to save, while also 
supporting savings to the Trust Funds.
    Table B-G13 shows simulated results of the proposal to increase the 
prior savings adjustment scaling factor to 75 percent while holding the 
weight on the regional adjustment constant. Table B-G13 is divided into 
several sections that correspond to the various criteria ACOs would be 
required to meet to receive the proposed prior savings adjustment. The 
first segment of the Table (rows [A] and [B]) identifies the total 
number of ACOs entering a new agreement period in the respective 
performance year (PY 2024 or PY 2025) and what proportion of all ACOs 
starting an agreement period in that performance year were reconciled 
in one or more benchmark years. This is the first eligibility criterion 
ACOs must meet to receive the prior savings adjustment. The second 
segment of the Table (row [C]) identifies the proportion of ACOs, among 
those reconciled in one or more benchmark years, that had positive 
prorated average prior savings, which is the second criterion of the 
CMS methodology. All ACOs that do not receive a regional adjustment and 
have positive prorated average prior savings would receive some benefit 
from the prior savings adjustment. However, ACOs that receive a 
positive regional adjustment and have positive prorated average prior 
savings would only receive a benefit if the prior savings adjustment is 
greater than the positive regional adjustment the ACO otherwise would 
have received. The third section in Table B-G13 (row [D]) identifies 
the proportion of ACOs that were simulated to actually receive the 
prior savings adjustment among ACOs that were reconciled in one or more 
benchmark years. The fourth segment in Table B-G13 (row [E]) summarizes 
the positive impact of the prior savings adjustment relative to the 
regional adjustment the ACO would otherwise have received for ACOs that 
were simulated to receive the prior savings adjustment. This table 
demonstrates that more ACOs could receive the prior savings adjustment 
instead of the regional adjustment in later agreement periods when 
increasing the scaling factor for the prior savings adjustment to 75 
percent.

[[Page 44081]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.063

    In the CY 2023 PFS final rule (87 FR 69907), we explained our 
belief that incorporating an adjustment for prior savings--when more 
advantageous for ACOs than the regional adjustment--would help limit 
the negative ratchet effects of benchmark rebasing. Under the existing 
benchmarking methodology, savings an ACO achieves in one agreement 
period can reduce its rebased benchmark for a subsequent agreement 
period by lowering the historical spending that forms the basis for 
that benchmark. To illustrate the effect of the proposed scaling factor 
increase in reducing the impacts from rebasing: if an ACO reduces per 
capita expenditures by $1,000 relative to a $10,000 benchmark, its 
rebased benchmark would otherwise decrease to $9,000. Under the current 
50 percent scaling factor, the prior savings adjustment restores $500, 
yielding a benchmark of $9,500. Under the proposed 75 percent scaling 
factor, $750 would be restored, resulting in a benchmark of $9,750 and 
a smaller effective downward adjustment of the benchmark.
    The proposed increase to the prior savings adjustment scaling 
factor from 50 percent to 75 percent would provide additional relief 
from rebasing while continuing to incentivize ACOs to achieve further 
savings in future agreement periods. This change would shift a subset 
of ACOs from receiving the regional adjustment to receiving the prior 
savings adjustment, as the larger prior savings adjustment becomes more 
likely to exceed the regional adjustment. ACOs with higher regional or 
population adjustments would remain largely unaffected, while those 
with moderate to high levels of prior savings would particularly 
benefit.
    Although MedPAC has previously urged CMS to use the prior savings 
adjustment to phase out the regional adjustment entirely,\282\ we 
continue to disagree that a full phase-out is appropriate. We believe 
that the regional adjustment continues to provide valuable incentives, 
and that ACOs that are efficient relative to their regions should 
continue to receive a benchmark adjustment that recognizes that 
efficiency, consistent with our longstanding goal of reducing 
disincentives for high-performing ACOs that successfully lower 
spending. We are, however, also proposing to reduce the maximum weight 
applied to the regional adjustment for lower-spending ENHANCED track 
ACOs. Taken together, these proposals are intended to better balance 
incentives between regionally efficient ACOs and those that have 
demonstrated program success,

[[Page 44082]]

through a history of earning shared savings, while further mitigating 
the ratcheting effects that may occur when prior savings are 
incorporated into future benchmarks (see section III.G.5.c.(2) of this 
proposed rule for details on the proposed regional adjustment changes).
---------------------------------------------------------------------------

    \282\ Medicare Payment Advisory Commission (MedPAC) comment on 
the CY 2023 PFS proposed rule. https://www.medpac.gov/wp-content/uploads/2022/09/09022022_Part_B_2023_CMS1770P_MedPAC_COMMENT_v2_SEC.pdf.
---------------------------------------------------------------------------

    We propose that this policy would apply for agreement periods 
beginning on January 1, 2027, and in subsequent years.
    We propose to revise Sec.  425.658(c), describing calculation of 
the per capita prior savings adjustment, to include proposed revised 
paragraph (c)(2), with the calculation methodology applicable for 
agreement periods beginning on January 1, 2027, and in subsequent 
years. Currently paragraph (c)(2) of Sec.  425.658 is reserved. Under 
proposed Sec.  425.658(c)(2), we would specify the use of a scaling 
factor of 75 percent (described in this section of this proposed rule), 
and a proposed risk adjusted 5 percent cap (described in section 
III.G.5.e.(2)(b) of this proposed rule) in determining the amount of 
the prior savings adjustment an ACO may receive (if eligible). 
Specifically, for agreement periods beginning on January 1, 2027, and 
in subsequent years, if an ACO is eligible for the prior savings 
adjustment as determined in Sec.  425.658(b)(3), the prior savings 
adjustment would equal the lesser of the following: (i) 75 percent of 
the pro-rated average per capita amount computed in Sec.  
425.658(b)(3)(ii); or (ii) a single per capita value that would be the 
result of risk adjusting the 5 percent cap (the calculation of which is 
described in section III.G.5.e.(2)(b) of this proposed rule).
    We also propose the following technical and conforming changes to 
other provisions of Sec.  425.658, for completeness and clarity:
     In Sec.  425.658(c)(1) introductory text, we propose to 
add a new first sentence to specify the existing provisions on 
calculation of the per capita prior savings adjustment apply for 
agreement periods beginning on or after January 1, 2024 and before 
January 1, 2027.
     In Sec.  425.658(d), describing CMS' comparison of the per 
capita prior savings adjustment with the regional adjustment and the 
population adjustment, in determining which (if any) adjustment applies 
to an ACO's benchmark, we propose to amend the existing cross-reference 
to Sec.  425.658(c)(1) to refer instead more generally to Sec.  
425.658(c).
    We seek comment on our proposal to increase the prior savings 
adjustment scaling factor from 50 percent to 75 percent for agreement 
periods beginning on January 1, 2027, and in subsequent years, and the 
proposal to specify related provisions in the Shared Savings Program 
regulations in Sec.  425.658(c)(2), as well as proposed technical and 
conforming changes to other provisions of Sec.  425.658.
e. Proposal To Risk Adjust the 5 percent Cap on Upward Adjustments to 
the Historical Benchmark
(1) Background
    For agreement periods beginning on January 1, 2025, and in 
subsequent years, in calculating the historical benchmark, CMS applies 
the highest of three upward adjustments for which the ACO is eligible: 
a positive regional adjustment, prior savings adjustment, or population 
adjustment, as described at Sec.  425.652(a)(8)(ii)(B)(1). Each of 
these adjustments is subject to a cap of 5 percent of national per 
capita OM expenditures for the assignable beneficiary population, a 
limit first established in the CY 2018 PFS final rule (83 FR 68072).
    In the June 2016 final rule (81 FR 37973), we introduced a regional 
adjustment to the ACO's historical benchmark. In the CY 2023 PFS final 
rule (87 FR 69915 through 69923), we finalized the application of a cap 
on the negative regional adjustment at negative 1.5 percent of national 
per capita expenditures for Parts A and B services and further modified 
the adjustment to limit its negative impact on ACO historical 
benchmarks. In the CY 2024 PFS final rule (88 FR 79185 through 79196), 
we further modified the regional adjustment to prevent any ACO from 
receiving an adjustment that would cause its benchmark to be lower than 
it would have been in the absence of a regional adjustment.
    In the June 2015 final rule (80 FR 32785 through 32791), we 
established a prior savings adjustment to account for the average per 
capita amount of savings generated during an ACO's prior agreement 
period. We removed the adjustment in the June 2016 final rule (81 FR 
37954 through 37992) and then reinstated it in the CY 2023 PFS final 
rule (87 FR 69898 through 69915), for renewing and re-entering ACOs 
beginning January 1, 2024. In the CY 2024 PFS final rule (88 FR 79196 
through 79200), we modified the prior savings adjustment to account for 
changes in savings due to compliance actions or reopenings of prior 
determinations.
    In the CY 2025 PFS final rule (89 FR 61887 through 61892), we 
introduced the health equity benchmark adjustment (HEBA), which adjusts 
upward an ACO's historical benchmark based on the number of dually 
eligible or Low-Income Subsidy (LIS)-enrolled beneficiaries served. 
With the CY 2026 PFS final rule (90 FR 49831 through 49834), we renamed 
the HEBA to the ``population adjustment'' to more accurately reflect 
the nature of the adjustment.
    The positive regional adjustment, prior savings adjustment, and 
population adjustment are all capped at 5 percent of national per 
capita OM expenditures for the assignable beneficiary population. 
Further, the population adjustment calculation considers the difference 
between the 5 percent cap and the higher of regional adjustment, prior 
savings adjustment, or no adjustment (in the case where the regional 
adjustment is negative or the ACO is not eligible for the prior savings 
adjustment) \283\. More generally, the 5 percent cap mitigates the 
potential risk of CMS paying ACOs shared savings payments that are the 
result of extreme or outlier positive adjustments to the benchmark.
---------------------------------------------------------------------------

    \283\ 42 CFR 425.656; 42 CFR 425.658; 42 CFR 425.662.
---------------------------------------------------------------------------

(2) Proposal
    ACOs serving medically complex populations with higher CMS-HCC risk 
scores (relative to the national assignable population) have expressed 
concern that the current 5 percent cap applied to the three upward 
adjustments to the historical benchmark (regional adjustment, prior 
savings adjustment, and population adjustment) is too restrictive. 
Specifically, when the cap is applied as a flat percentage without 
accounting for the degree to which the ACO serves a medically complex 
population, it imposes a hard ceiling that suppresses the historical 
benchmark. Rather than allowing the benchmark adjustments to reflect 
the actual higher costs required to care for these complex patients, 
the flat 5 percent cap limits the three upward adjustments. These ACOs 
have requested that the higher clinical complexity, higher CMS-HCC risk 
scores, and higher cost of providing care to their assigned beneficiary 
populations be considered when establishing a cap for adjustments to 
the historical benchmark. Risk adjusting the 5 percent caps accounts 
for the severity and case mix of each ACO's assigned beneficiary 
population, allowing a higher positive adjustment ceiling for ACOs 
serving medically complex populations while still fulfilling the cap's 
original purpose of safeguarding CMS against extreme or outlier 
positive

[[Page 44083]]

benchmark adjustments. Beyond addressing ACO concerns, risk adjusting 
the 5 percent cap would encourage ACOs to enroll and manage higher 
acuity, higher cost beneficiaries, who stand to benefit most from 
coordinated care, by allowing the cap to scale upwards with the average 
CMS-HCC risk scores of their populations relative to the national 
average.
    To better align benchmark adjustments with true clinical complexity 
and encourage participation among organizations engaged in providing 
high-needs care, we propose to risk adjust the 5 percent cap on each of 
the upward adjustments to the historical benchmark: the positive 
regional adjustment, the prior savings adjustment, and the population 
adjustment.
(a) Proposal To Risk Adjust the 5 Percent Cap on Positive Regional 
Adjustments to the Historical Benchmark
    We propose to risk adjust the 5 percent cap on positive adjustments 
to the national per capita dollar amount for each Medicare enrollment 
type (ESRD, Disabled, Aged/Dual, and Aged/non-dual), used to calculate 
the regional adjustment to the historical benchmark, according to the 
following steps:
     Step 1--Identify the national per capita expenditure 
amount for the enrollment type for BY3.
     Step 2--Identify the ACO's weighted average CMS-HCC risk 
score for the enrollment type for BY3.\284\
---------------------------------------------------------------------------

    \284\ For more information on the calculation of the weighted 
average CMS-HCC risk score, we refer readers to section 3.2 of the 
Shared Savings and Losses, Assignment and Quality Performance 
Standard Methodology Specifications Version 14.
---------------------------------------------------------------------------

     Step 3--By enrollment type, calculate the product of the 
amounts identified in Step 1 and Step 2.
     Step 4--By enrollment type, calculate the cap for the 
enrollment type at 5 percent of the product derived in Step 3.
     Step 5--Apply the risk-adjusted 5 percent cap calculated 
in Step 4 to the ACO's preliminary regional adjustment for the 
enrollment type. The preliminary regional adjustment refers to the 
regional adjustment amount for the enrollment type (that is, the per 
capita dollar amount) before any caps are applied.\285\
---------------------------------------------------------------------------

    \285\ For more information on the calculation of the preliminary 
regional adjustment for the enrollment type, we refer readers to 
section 4.1.2 step 5 of the Shared Savings and Losses, Assignment 
and Quality Performance Standard Methodology Specifications Version 
14.
---------------------------------------------------------------------------

    ++ Step 5(i)--Identify the ACO's preliminary regional adjustment 
for the enrollment type.
    ++ Step 5(ii)--Evaluate whether the value identified in Step 5(i) 
is greater than the risk-adjusted 5 percent cap determined in Step 4. 
If yes, set regional adjustment for the enrollment type at the risk-
adjusted 5 percent cap calculated in Step 4. If no, set the regional 
adjustment for the enrollment type as the value identified in Step 
5(i).
    We illustrate how the proposed calculation methodology would be 
applied, considering the following hypothetical example in which 
positive adjustments are applied to the regional adjustment for all 
enrollment types for the ACO.

[[Page 44084]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.064

    An average CMS-HCC risk score of 1.000 indicates that the ACO's 
population risk aligns with the national assignable population average, 
while scores above 1.000 identify populations with higher-than-average 
risk and scores below 1.000 identify populations with lower-than-
average risk. By risk-adjusting the 5 percent caps for each enrollment 
group, the caps would become tailored to each ACO's specific risk 
profile for BY3. In this hypothetical example, the caps for the ESRD, 
Aged/Dual, and Aged/Non-Dual groups increase to reflect elevated risk 
levels, while the cap for the Disabled group decreases to reflect a 
lower risk profile for that group. This hypothetical example 
illustrates how a single ACO may experience both increased and 
decreased 5 percent caps across enrollment types, depending on each 
enrollment type's average risk relative to the national assignable 
population. Notably, the proposed risk adjustment policy applies 
exclusively to the 5 percent caps on positive adjustments; caps for 
negative adjustments remain unchanged under the proposed policy.
---------------------------------------------------------------------------

    \286\ Refer to the Medicare Shared Savings Program, ``Shared 
Savings and Losses, Assignment and Quality Performance Standard 
Methodology Specifications'' (April 2026, Version #14), available at 
https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0 (herein for brevity ``Shared Savings and Losses, 
Assignment and Quality Performance Standard Methodology 
Specifications Version 14'').
---------------------------------------------------------------------------

    We propose to revise and republish Sec.  425.656(c)(3), to include 
the proposed approach to calculating the caps on regional adjustment 
amounts applicable for agreement periods beginning on January 1, 2027, 
and in subsequent years, as well as the existing calculation of the 
caps on the regional adjustment amounts that would apply for agreement 
periods beginning on or after January 1, 2024, and before January 1, 
2027.
    Under new Sec.  425.656(c)(3)(ii), we propose to specify the 
approach to calculating the cap on regional adjustment amounts, 
applicable for agreement periods beginning on January 1, 2027, and in 
subsequent years. Accordingly, we propose to specify that CMS caps the 
per capita dollar amount for each Medicare enrollment type (ESRD, 
disabled, aged/dual eligible Medicare and Medicaid beneficiaries, aged/
non-dual eligible Medicare and Medicaid beneficiaries) calculated under 
Sec.  425.656(c)(2) at a dollar amount

[[Page 44085]]

as described in the provisions that follow in subparagraphs (A) and 
(B), inclusive of the provisions included thereunder.
    Under new Sec.  425.656(c)(3)(ii)(A), we propose to specify that, 
for positive adjustments, the per capita dollar amount for a Medicare 
enrollment type would be capped at a dollar amount calculated as 
follows:
     As specified in proposed Sec.  425.656(c)(3)(ii)(A)(1), we 
would calculate the product of the following: (i) the amount of 
national per capita expenditures for Parts A and B services under the 
OM fee-for-service program in BY3 for assignable beneficiaries in that 
enrollment type identified for the 12-month calendar year corresponding 
to BY3 using data from the CMS Office of the Actuary; and (ii) the 
ACO's weighted average risk score for the enrollment group for 
BY3.\287\
---------------------------------------------------------------------------

    \287\ For more information on the calculation of the weighted 
average risk score we refer readers to section 3.2 of the Shared 
Savings and Losses, Assignment and Quality Performance Standard 
Methodology Specifications Version 14.
---------------------------------------------------------------------------

     As specified in proposed Sec.  425.656(c)(3)(ii)(A)(2), we 
would calculate 5 percent of the enrollment type-specific product 
determined in Sec.  425.656(c)(3)(ii)(A)(1).
    Under new Sec.  425.656(c)(3)(ii)(B), we propose to specify that, 
for negative adjustments, the per capita dollar amount for a Medicare 
enrollment type would be capped at a dollar amount equal to negative 
1.5 percent of national per capita expenditures for Parts A and B 
services under the OM program in BY3 for assignable beneficiaries in 
that enrollment type identified for the 12-month calendar year 
corresponding to BY3 using data from the CMS Office of the Actuary.
    The following list summarizes the proposed amendments to the 
structure and organization of Sec.  425.656(c)(3) (as revised and 
republished):
     We propose to specify the existing provisions of Sec.  
425.656(c)(3), describing the caps on regional adjustment amounts based 
on a percentage of national per capita expenditures for the assignable 
beneficiary population for BY3, under new Sec.  425.656(c)(3)(i). 
Accordingly, we propose to:
    ++ Add a sentence at the start of the introductory text of new 
Sec.  425.656(c)(3)(i) specifying the applicability of the calculation 
for agreement periods beginning on or after January 1, 2024, and before 
January 1, 2027.
    ++ Redesignate existing paragraphs (c)(3)(i) and (ii) of Sec.  
425.656 (specifying the cap on positive adjustments and negative 
adjustments, respectively) as paragraphs (c)(3)(i)(A) and (B).
     We propose to specify the proposed caps on regional 
adjustment amounts, applicable for agreement periods beginning on 
January 1, 2027, and in subsequent years, in new Sec.  
425.656(c)(3)(ii) (previously described in this section).
    We seek comment on the proposal to risk adjust the 5 percent caps 
on positive regional adjustment amounts, applicable for agreement 
periods beginning on January 1, 2027, and in subsequent years, and 
related proposed changes to the Shared Savings Program regulations at 
Sec.  425.656(c)(3) (as revised and republished).
(b) Proposal To Risk Adjust the 5 Percent Cap on the Prior Savings 
Adjustment to the Historical Benchmark
    We propose to risk adjust the 5 percent cap on national per capita 
dollar amount for each Medicare enrollment type (ESRD, Disabled, Aged/
dual, and Aged/non-dual), used in determining the prior savings 
adjustment to the historical benchmark, according to the following 
steps:
     Step 1--Identify the national per capita expenditure 
amount for the enrollment type for BY3.
     Step 2--Identify the ACO's weighted average CMS-HCC risk 
score by enrollment type for BY3.
     Step 3--By enrollment type, calculate the product of the 
amounts identified in Steps 1 and 2.
     Step 4--By enrollment type, calculate 5 percent of the 
product derived in Step 3.
     Step 5--Identify the proportion of the ACO's assigned 
beneficiaries within each enrollment type by dividing the number of 
assigned beneficiaries within each enrollment type by the total number 
of assigned beneficiaries.
     Step 6--To calculate the final risk-adjusted 5 percent 
national expenditure value by enrollment type, multiply the risk-
adjusted 5 percent amounts from Step 4 by the enrollment proportions 
from Step 5.
     Step 7--Create a single prior savings cap value by summing 
the products from Step 6 across enrollment types.
     Step 8--Multiply the prorated average per capita prior 
savings by the 75 percent scaling factor.\288\
---------------------------------------------------------------------------

    \288\ For more information on the calculation of the prorated 
average per capita prior savings, we refer readers to step 6c of 
section 4.1.2 of the Shared Savings and Losses, Assignment and 
Quality Performance Standard Methodology Specifications Version 14.
---------------------------------------------------------------------------

     Step 9--If the ACO is eligible for a prior savings 
adjustment, set the prior savings adjustment as the lesser of: the 
prior savings cap calculated in Step 7, and the weighted prorated 
average prior savings calculated in Step 8.
    We illustrate how the proposed calculation methodology would be 
applied, considering the following hypothetical example in which the 
prior savings adjustment is applied for the ACO.
BILLING CODE 4169-69-P

[[Page 44086]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.065

BILLING CODE 4169-69-C
    In this scenario, the ACO's prior savings adjustment would be 
higher under the proposed risk-adjusted caps than under current policy, 
driven by

[[Page 44087]]

two key changes. First, the risk-adjusted prior savings cap in Step 7 
is higher than the non-risk-adjusted cap, reflecting the ACO's higher-
than-average risk profile and allowing the ACO to retain a larger share 
of its prior savings before being capped. Second, the proposed increase 
to the prior savings adjustment scaling factor from 50 percent to 75 
percent further raises the available adjustment amount. Together, these 
updates ensure that the prior savings adjustment reflects recent 
patient complexity.
    As described in section III.G.5.d.(2) of this proposed rule, we are 
proposing to specify in revised Sec.  425.658(c)(2) the methodology for 
calculating the per capita prior savings adjustment applicable for 
agreement periods beginning on January 1, 2027, and in subsequent 
years. Under proposed Sec.  425.658(c)(2) (as revised), we would 
specify the use of a scaling factor of 75 percent (described in section 
III.G.5.d.(2) of this proposed rule), and the proposed risk adjusted 5 
percent cap (described in this section of this proposed rule) in 
determining the amount of the prior savings adjustment an ACO may 
receive (if eligible). Specifically, for agreement periods beginning on 
January 1, 2027, and in subsequent years, if an ACO is eligible for the 
prior savings adjustment as determined in Sec.  425.658(b)(3), the 
prior savings adjustment would equal the lesser of the following: (i) 
75 percent of the pro-rated average per capita amount computed in Sec.  
425.658(b)(3)(ii); or (ii) a single per capita value that would be the 
result of risk adjusting the 5 percent cap.
    With respect to risk adjusting the 5 percent cap, we propose to 
specify related provisions in revised Sec.  425.658(c)(2)(ii). 
Specifically, we propose that, for agreement periods beginning on 
January 1, 2027, and in subsequent agreement periods, CMS calculates a 
single per capita value as follows:
    Under Sec.  425.658(c)(2)(ii)(A), we propose to specify that CMS 
would calculate the product of the following for each Medicare 
enrollment type (ESRD, disabled, aged/dual eligible Medicare and 
Medicaid beneficiaries, aged/non-dual eligible Medicare and Medicaid 
beneficiaries)--
     The national per capita expenditures for Parts A and B 
services under the original OM FFS program in BY3 for assignable 
beneficiaries in that enrollment type identified for the 12-month 
calendar year corresponding to BY3 using data from the CMS Office of 
the Actuary; and
     The ACO's weighted average CMS-HCC risk score for that 
enrollment type for BY3.\289\
---------------------------------------------------------------------------

    \289\ For more information on the calculation of the weighted 
average CMS-HCC risk score we refer readers to section 3.2 of the 
Shared Savings and Losses, Assignment and Quality Performance 
Standard Methodology Specifications Version 14. https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0.
---------------------------------------------------------------------------

    Under Sec.  425.658(c)(2)(ii)(B), CMS would calculate 5 percent of 
each enrollment type-specific product determined in Sec.  
425.658(c)(2)(ii)(A). Under Sec.  425.658(c)(2)(ii)(C), CMS would 
calculate the single per capita value as a person-year weighted average 
\290\ by multiplying each of these enrollment type-specific values 
(determined in accordance with Sec.  425.658(c)(2)(ii)(B)) by the 
proportion of the ACO's assigned beneficiaries within that particular 
enrollment type and then summing the results.
---------------------------------------------------------------------------

    \290\ For more information on the calculation of the person-year 
weighted average we refer readers to section 3.2 of the Shared 
Savings and Losses, Assignment and Quality Performance Standard 
Methodology Specifications Version 14. https://www.cms.gov/files/document/medicare-shared-savings-program-shared-savings-losses-assignment-methodology-specifications-version.pdf-0.
---------------------------------------------------------------------------

    We also propose a technical and conforming change in Sec.  
425.672(c)(2)(iv), describing adjustment of calculation of national per 
capita OM expenditures for assignable beneficiaries for purposes of 
capping the prior savings adjustment (among other factors) for SAHS 
billing activity occurring in CY 2024 or subsequent calendar years. 
More specifically, in Sec.  425.672(c)(2)(iv), we propose to amend the 
existing reference to Sec.  425.658(c)(1)(ii), to refer instead to 
Sec.  425.658(c)(1)(ii) and (c)(2)(ii) (as proposed).
    We seek comment on the proposal to risk adjust the 5 percent cap 
used in calculating the value of the prior savings adjustment to the 
historical benchmark for agreement periods beginning on January 1, 
2027, and in subsequent years. We also seek comment on the proposed 
calculation of the risk adjusted 5 percent cap as specified in proposed 
revisions to Sec.  425.658, in paragraph (c)(2)(ii), as well as a 
proposed technical and conforming change to Sec.  425.672(c)(2)(iv).
(c) Proposal To Risk Adjust the 5 Percent Cap on the Population 
Adjustment to the Historical Benchmark
    We propose to risk adjust the 5 percent cap on national per capita 
expenditures for each Medicare enrollment type (ESRD, Disabled, Aged/
dual, Aged/non-dual), used to calculate the population adjustment, 
according to the following steps:
     Step 1--Identify the proportion of the ACO's assigned 
beneficiaries for the performance year who are enrolled in the Medicare 
Part D Low-Income Subsidy (LIS) or are dually eligible for Medicare and 
Medicaid. Under existing policy, which we do not propose to change, an 
ACO with a proportion less than 15 percent is ineligible to receive the 
population adjustment.
     Step 2--Calculate risk-adjusted 5 percent of the national 
per capita expenditures for assignable beneficiaries as a single value 
by employing the following steps:
    ++ Step 2(i)--Identify the national per capita expenditures for 
assignable beneficiaries by enrollment type in BY3.
    ++ Step 2(ii)--Identify the ACO's weighted average CMS-HCC risk 
score by enrollment type for BY3.\291\
---------------------------------------------------------------------------

    \291\ For more information on the calculation of the weighted 
average CMS-HCC risk score, we refer readers to section 3.2 of the 
Shared Savings and Losses, Assignment and Quality Performance 
Standard Methodology Specifications Version 14.
---------------------------------------------------------------------------

    ++ Step 2(iii)--By enrollment type, calculate the product of the 
amounts identified in Step 2(i) and Step 2(ii).
    ++ Step 2(iv)--By enrollment type, calculate the risk-adjusted, 
capped national per capita expenditures as 5 percent of the product 
derived in Step 2(iii).
    ++ Step 2(v)--Identify the proportion of the ACO's assigned 
beneficiaries within each enrollment type.
    ++ Step 2(vi)--To calculate the final risk-adjusted 5 percent 
national expenditure by enrollment type, multiply the amount from step 
2(iv) by the enrollment proportions from Step 2(v).
    ++ Step 2(vii)--Sum the values in Step 2(vi) to express the risk-
adjusted 5 percent of the national per capita expenditures for 
assignable beneficiaries as a single value.
     Step 3--Calculate population adjustment scaler by 
employing the following steps:
    ++ Step 3(i)--Identify the regional adjustment (expressed as a 
single value) and the prior savings adjustment.\292\
---------------------------------------------------------------------------

    \292\ For more information on the calculation of the regional 
adjustment (expressed as a single value) and prior savings 
adjustment, we refer readers to sections 5 and 6 of the Shared 
Savings and Losses, Assignment and Quality Performance Standard 
Methodology Specifications Version 14.
---------------------------------------------------------------------------

    ++ Step 3(ii)--Calculate the scaler as the difference between the 
values in Step 2(vii) and the higher of the regional adjustment and 
prior savings adjustment identified in Step 3(i).
     Step 4--Calculate the population adjustment as the product 
of the values derived in Step 1 and Step 3(ii), for an

[[Page 44088]]

ACO eligible for the population adjustment.
    We illustrate how the proposed calculation methodology would be 
applied, considering the following hypothetical example in which the 
population adjustment is calculated for an ACO with generally higher 
risk beneficiaries than the national assignable population. Note that 
by proposing to risk adjust the caps for the regional adjustment and 
prior savings adjustment, this directly influences the population 
adjustment an ACO receives; the hypothetical example below (Table B-
G16) assumes increased regional and prior savings adjustment amounts 
under the proposed policy.
BILLING CODE 4169-69-P

[[Page 44089]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.066

BILLING CODE 4169-69-C
    Because the population adjustment scales based on the difference 
between 5 percent of risk-adjusted national assignable expenditures and 
the greater

[[Page 44090]]

of the regional adjustment or prior savings adjustment, the proposed 
risk adjustments to the regional adjustment and prior savings 
adjustment caps would directly influence the final adjustment value an 
ACO receives.
    For ACOs with higher-risk populations, the regional adjustment and 
prior savings adjustment will likely increase under the proposed 
policy, as expressed in the hypothetical example (Table B-G15). On the 
one hand, these increases reduce the available margin for the 
population adjustment by increasing the amount being subtracted from 
the scaler (for example, Steps 3(i) and 3(ii)). On the other hand, the 
risk-adjusted 5 percent cap for the population adjustment also 
increases for these ACOs with higher-risk populations, expanding the 
ceiling for the population adjustment amount (for example, Step 
2(vii)). Consequently, the mechanisms of the proposed policy ensure 
that whichever adjustment an ACO ultimately receives is not limited by 
a flat 5 percent capped ceiling.
    Based on an internal analysis simulating PY 2025 performance for 
228 ACOs that entered new agreement periods beginning on January 1, 
2025, risk adjusting the 5 percent cap on the regional adjustment, 
prior savings adjustment, and population adjustment would have the 
effect of increasing ACO benchmarks by an average of $2.98 (a 0.02 
percent aggregate increase).\293\ Among ACOs seeing a higher adjustment 
under this approach, benchmarks increased by an average of $84.18 (0.30 
percent), while those ACOs with lower adjustments saw an average 
decrease of $27.66 (-0.22 percent). About half of ACOs (111 of 228, or 
49 percent) had no change in their benchmark value under a risk-
adjusted 5 percent cap for all three adjustments. While some ACOs (82 
of 228, or 36 percent) had lower benchmarks under this approach, the 
magnitude of change for these ACOs was smaller than the gains made for 
ACOs that had an increase in their benchmarks (35 of 228, or 15 
percent).
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    \293\ Internal analysis simulating PY 2025 performance for 228 
ACOs that entered new agreement periods beginning on January 1, 
2025, applying the proposed policy to risk adjust the 5 percent caps 
on the regional adjustment, prior savings adjustment, and population 
adjustment. Simulation results were compared to PY 2025 performance 
on PY 2025 final historical benchmarks to determine the impact of 
the proposed policies.
---------------------------------------------------------------------------

    Among 91 ACOs receiving the regional adjustment as their adjustment 
category, these ACOs would have an average final adjustment that is 
$16.69 lower or 2.58 percent lower under the proposed policies compared 
to the current policy. Conversely, for the 8 ACOs that received the 
prior savings adjustment as their adjustment category, these ACOs would 
have an average final adjustment that is $142.21 higher or 14.42 
percent higher, and 16 ACOs receiving the population adjustment would 
have an adjustment that is $69.10 higher or 12.61 percent higher. 
Additionally, 111 ACOs would see no change to their final adjustment 
under the proposed policy, 98 ACOs would have changes small enough that 
they ultimately would not impact benchmarks, and 2 ACOs changed the 
adjustment type received under the proposed policy (one with increased 
benchmarks and the other with decreased benchmarks as a result of the 
proposed policy and resultant change in adjustment type).
    Ultimately, the simulation suggests that risk adjusting the caps 
will result in higher caps on positive adjustments for ACOs with above-
average risk, which we believe may attract ACOs that serve more 
clinically complex populations with higher CMS-HCC risk scores or 
encourage existing ACOs to expand to include ACO providers/suppliers 
who serve such clinically complex populations.
    We propose to revise and republish Sec.  425.662(b)(2), to include 
the proposed approach to calculating the population adjustment 
applicable for agreement periods beginning on January 1, 2027, and in 
subsequent years, as well as the existing calculation of the population 
adjustment which would apply for agreement periods beginning on January 
1, 2025, or January 1, 2026.
    We propose to specify the existing provisions of Sec.  
425.662(b)(2), describing the calculation of the population adjustment, 
under new paragraph Sec.  425.662(b)(2)(i). Accordingly, we propose to 
add a sentence at the start of the introductory text of new Sec.  
425.662(b)(2)(i) specifying the applicability of the calculation for 
agreement periods beginning on January 1, 2025, or January 1, 2026.
    Under new Sec.  425.662(b)(2)(ii), we propose to specify the 
calculation of the population adjustment scaler applicable for 
agreement periods beginning on January 1, 2027, and in subsequent 
years. We propose to calculate a scaler as the difference between: 
Sec.  425.662(b)(2)(ii)(A), specifying a single per capita value that 
is the risk adjusted 5 percent cap, and Sec.  425.662(b)(2)(ii)(B), 
specifying the highest among the regional adjustment (expressed as a 
single value), the per capita prior savings adjustment, or no 
adjustment (in the case where the regional adjustment is negative and 
the ACO is not eligible for the prior savings adjustment) (specified in 
new Sec.  425.662(b)(2)(ii)(B)).
    We propose the following provisions to state how we would calculate 
the single per capita value reflecting the risk adjusted 5 percent cap. 
Under Sec.  425.662(b)(2)(ii)(A)(1), we propose to calculate the 
product of the following bulleted items for each Medicare enrollment 
type (ESRD, disabled, aged/dual eligible Medicare and Medicaid 
beneficiaries, aged/non-dual eligible Medicare and Medicaid 
beneficiaries)--
     The national per capita expenditures for Parts A and B 
services under the original Medicare fee-for-service program in BY3 for 
assignable beneficiaries in that enrollment type identified for the 12-
month calendar year corresponding to BY3 using data from the CMS Office 
of the Actuary; \294\ and
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    \294\ We note that in the CY 2025 PFS final rule (89 FR 98158), 
we explained in detail how we calculate the national assignable 
expenditure amount used in this calculation, although the provision 
codified in Sec.  425.662(b)(1) is more general.
---------------------------------------------------------------------------

     The ACO's weighted average CMS-HCC risk score for that 
enrollment type for BY3.\295\
---------------------------------------------------------------------------

    \295\ For more information on the calculation of the weighted 
average risk score we refer readers to section 3.2 of the Shared 
Savings and Losses, Assignment and Quality Performance Standard 
Methodology Specifications Version 14.
---------------------------------------------------------------------------

    Under proposed Sec.  425.662(b)(2)(ii)(A)(2), CMS would calculate 5 
percent of each enrollment type-specific product determined in Sec.  
425.662(b)(2)(ii)(A)(1). Under Sec.  425.662(b)(2)(ii)(A)(3), CMS would 
calculate a single per capita value as a person-year weighted average 
\296\ by multiplying each of these enrollment type-specific products 
(determined in accordance with Sec.  425.662(b)(2)(ii)(A)(2)) by the 
proportion of the ACO's assigned beneficiaries within that particular 
enrollment type, then summing the results.
---------------------------------------------------------------------------

    \296\ For more information on the calculation of the person-year 
weighted average we refer readers to section 3.2 of the Shared 
Savings and Losses, Assignment and Quality Performance Standard 
Methodology Specifications Version 14.
---------------------------------------------------------------------------

    We seek comment on the proposal to risk adjust the 5 percent cap 
used for calculating the population adjustment to the benchmark 
applicable for agreement periods beginning on January 1, 2027, and in 
subsequent years, and related proposed changes to the Shared Savings 
Program regulations at Sec.  425.662(b)(2) (as revised and 
republished).

[[Page 44091]]

f. Proposal To Incentivize New Participation Through a Growth 
Adjustment to the Historical Benchmark
(1) Background
(a) Background on Adjusting the Historical Benchmark
    Section 1899(d)(1)(B)(ii) of the Act addresses how ACO benchmarks 
are to be established, updated, and reset at the start of each 
agreement period under the Shared Savings Program. This provision 
specifies that the Secretary shall estimate a benchmark for each 
agreement period for each ACO using the most recent available 3 years 
of per beneficiary expenditures for Parts A and B services for OM 
beneficiaries assigned to the ACO. The benchmark shall be reset at the 
start of each agreement period. Section 1899(d)(1)(B)(ii) of the Act 
also provides the Secretary with discretion to adjust the historical 
benchmark by ``such other factors as the Secretary determines 
appropriate.'' Under this authority, over time we have adopted a 
variety of methods to adjust the historical benchmark to meet certain 
policy goals.
    Relying on our authority under section 1899(d)(1)(B)(ii) of the 
Act, we codified benchmarking policies applicable to all ACOs in 
agreement periods beginning on January 1, 2024, and in subsequent years 
at Sec.  425.652 (88 FR 79174 through 79208). We refer readers to 
discussions of the benchmark calculations in earlier rulemaking for 
details on the development of the current policies (November 2011 final 
rule, 76 FR 67909 through 67927; June 2015 final rule, 80 FR 32785 
through 32796; June 2016 final rule, 81 FR 37953 through 37991; 
December 2018 final rule, 83 FR 68005 through 68030; CY 2023 PFS final 
rule, 87 FR 69875 through 69928; CY 2024 PFS final rule, 88 FR 79174 
through 79208; CY 2025 PFS final rule, 89 FR 98155 through 98166; and 
CY 2026 PFS final rule, 90 FR 32690 through 32692).
    In the CY 2023 PFS final rule, we adopted policies to modify the 
regional adjustment under Sec.  425.656 (87 FR 69915 through 69923) and 
to reinstate a prior savings adjustment under Sec.  425.658 (87 FR 
69898 through 69915). The prior savings adjustment policy permits some 
renewing or re-entering ACOs to receive an adjustment to their 
benchmarks to account for savings generated in performance years that 
correspond to the benchmark years of their new agreement periods. The 
modifications to the regional adjustment limited the impact of negative 
regional adjustments on ACO historical benchmarks and further 
incentivized program participation among ACOs serving high-cost 
beneficiaries.
    In the CY 2024 PFS final rule (88 FR 79185 through 79196), we 
modified the regional adjustment policy further to prevent any ACO from 
receiving an adjustment that would cause its benchmark to be lower than 
it would have been in the absence of a regional adjustment. In the CY 
2024 PFS final rule (88 FR 79196 through 79200), we also modified the 
prior savings adjustment policy further to account for the following: a 
change in savings earned by the ACO in a benchmark year due to 
compliance action taken to address avoidance of at-risk beneficiaries; 
or a change in the amount of savings or losses for a benchmark year as 
a result of a reopening of a prior determination of ACO shared savings 
or shared losses and the issuance of a revised initial determination 
under Sec.  425.315.
    In the CY 2025 PFS final rule, we finalized provisions in 
Sec. Sec.  425.652(a)(8) and 425.662 specifying the methodology for 
calculating the health equity benchmark adjustment (HEBA) to the 
historical benchmark, determining an ACO's eligibility for the 
adjustment, and the applicability of the adjustment (89 FR 61890 and 
61891). In the CY 2025 PFS final rule, we noted the limitations of 
benchmarks based on historically observed spending, as they could be 
set too low if they are based on the spending of a population of 
underserved communities. The HEBA was finalized to provide additional 
financial resources to ACOs serving these populations, and to encourage 
those ACOs to attract and retain beneficiaries from communities that 
have faced challenges related to accessing care (89 FR 61887). The 
adjustment is calculated based on the number of beneficiaries an ACO 
serves who are either enrolled in the Medicare Part D Low-Income 
Subsidy (LIS) program or are dually eligible for Medicare and Medicaid, 
offering a targeted mechanism to reflect the needs of higher-risk 
populations.
    In the CY 2026 PFS final rule, we renamed the HEBA as the 
``population adjustment'' for clarity under Sec.  425.662 (90 FR 32683 
through 32685). This finalized revision more accurately reflects the 
nature of the adjustment, which accounts for the proportion of the 
ACO's assigned beneficiaries who are enrolled in the Medicare Part D 
LIS program or dually eligible for Medicare and Medicaid.
    (b) Methodology for Determining the Applicability of a Regional 
Adjustment, Prior Savings Adjustment, or Population Adjustment to the 
ACO's Historical Benchmark, for Agreement Periods Beginning on or After 
January 1, 2025
    We calculate three adjustments to the historical benchmark under 
the benchmarking methodology for agreement periods beginning on January 
1, 2025, and in subsequent years. These adjustments are a regional 
adjustment (Sec.  425.656), prior savings adjustment (Sec.  425.658), 
and the population adjustment (Sec.  425.662). We then determine 
whether to apply one of the three adjustments or no adjustment to the 
ACO's historical benchmark (Sec.  425.652(a)(8)(ii)).
    The following is an overview of how, under this methodology, we 
currently calculate the adjustment to apply when establishing 
benchmarks for ACOs entering an agreement period beginning on January 
1, 2025, and in subsequent years:
     Step 1: We calculate the capped regional adjustment 
expressed as a single dollar value as specified in Sec.  425.656. We 
calculate the regional adjustment to the historical benchmark based on 
the ACO's regional service area expenditures, making separate 
calculations for the following populations of beneficiaries: ESRD, 
disabled, aged/dual eligible Medicare and Medicaid beneficiaries, and 
aged/non-dual eligible Medicare and Medicaid beneficiaries.
    ++ Under Sec.  425.656(c)(3), we cap the per capita dollar amount 
for each Medicare enrollment type at a dollar amount equal to a 
percentage of national per capita expenditures for Parts A and B 
services under the OM program in BY3 for assignable beneficiaries in 
that enrollment type identified for the 12-month calendar year 
corresponding to BY3 using data from the CMS Office of the Actuary.
    -- Under Sec.  425.656(c)(3)(i), for positive adjustments, the per 
capita dollar amount for a Medicare enrollment type is capped at 5 
percent of the national per capita expenditure amount for the 
enrollment type for BY3.
    -- Under Sec.  425.656(c)(3)(ii), for negative adjustments, the per 
capita dollar amount for a Medicare enrollment type is capped at 
negative 1.5 percent of the national per capita expenditure amount for 
the enrollment type for BY3.
    ++ Under Sec.  425.656(d)(1), we express the regional adjustment as 
a single value by taking a person year \297\ weighted

[[Page 44092]]

average of the Medicare enrollment type-specific regional adjustment 
values.
---------------------------------------------------------------------------

    \297\ To calculate person years: We sum the number of Shared 
Savings Program-eligible months (beneficiaries are only assigned a 
monthly enrollment status for months in which they are alive on 1st 
of the month, enrolled in both Parts A and B, and not enrolled in a 
Medicare Group Health Plan for the month) for each assigned 
beneficiary for each Medicare enrollment type; we then divide this 
number by 12 (the number of months in a calendar year). Refer to the 
Shared Savings and Losses, Assignment and Quality Performance 
Standard Methodology Specifications Version 14, Section 3.1 
Calculating ACO-Assigned Beneficiary Expenditures.
---------------------------------------------------------------------------

     Step 2: For eligible ACOs, we calculate the capped prior 
savings adjustment as specified in Sec.  425.658. Under Sec.  
425.658(c)(1), we calculate an adjustment to the historical benchmark 
to account for savings an ACO generated in the 3 years prior to the 
start of the ACO's current agreement period for renewing or re-entering 
ACOs that were reconciled for one or more PYs in the Shared Savings 
Program during this period.
     Step 3: For eligible ACOs, we calculate the capped 
population adjustment as specified in Sec.  425.662. Under Sec.  
425.662(b), we calculate an adjustment to the historical benchmark to 
offer a targeted mechanism to reflect the needs of higher-risk 
populations and account for ACOs with 15 percent or more assigned 
beneficiaries enrolled in LIS or dually eligible for Medicare and 
Medicaid during the PY.
     Step 4: We determine the final adjustment to the 
benchmark, as specified in Sec.  425.652(a)(8)(ii). We compare the 
regional adjustment calculated in accordance with Sec.  425.656, the 
prior savings adjustment calculated in accordance with Sec.  425.658, 
and the population adjustment calculated in accordance with Sec.  
425.662.
    ++ Under Sec.  425.652(a)(8)(ii), the ACO receives the highest of 
the positive adjustments for which it is eligible. The adjustments are 
calculated as described in Sec.  425.656(c), Sec.  425.658(c), or Sec.  
425.662(b), respectively, and applied separately to the following 
populations of beneficiaries: ESRD, disabled, aged/dual eligible 
Medicare and Medicaid beneficiaries, and aged/non-dual eligible 
Medicare and Medicaid beneficiaries. If an ACO is not eligible to 
receive a prior savings adjustment under Sec.  425.658(b)(3)(i) or the 
population adjustment under Sec.  425.662(b)(3), and the regional 
adjustment, expressed as a single value as described in Sec.  
425.656(d), is negative or zero, the ACO does not receive an adjustment 
to its benchmark.
(c) Background on Incentivizing Growth in the Shared Savings Program
    In recent years, we have repeatedly emphasized our interest in 
promoting growth in the Shared Savings Program through the policies we 
have established. In the CY 2024 PFS, we stated, ``This rulemaking also 
seeks to further advance Medicare's overall value-based care strategy 
of growth [. . .] through the Medicare Shared Savings Program'' (88 FR 
78819). We reiterated this aim in the CY 2025 PFS final rule (89 FR 
97711) and CY 2026 PFS final rule (90 FR 49768). Many of the Shared 
Savings Program policies finalized through past rulemaking have either 
directly or indirectly focused on increasing ACO participants in the 
program and increasing the number of beneficiaries receiving care from 
ACOs. For example, in the CY 2024 PFS final rule (88 FR 79139 through 
79163) we modified the step-wise beneficiary assignment methodology by 
adding a new third step that uses an expanded period of time to 
identify if a beneficiary has received at least one primary care 
service from an ACO professional. This change, taken with all other 
changes in the CY 2024 PFS final rule, was designed to enhance program 
growth (88 FR 78819), making more than 331,000 additional beneficiaries 
eligible for assignment, and increasing overall participation in the 
Shared Savings Program. Based on an internal analysis of CY 2024 
primary care services, nearly 300,000 active individual practitioners 
with specialties used in assignment and billing assignment eligible 
services had not participated in a Shared Savings Program ACO or CMS 
Innovation Center model initiative involving shared savings during the 
6-year period from 2019 through 2024.
    We have seen increasing participation in the Shared Savings Program 
since the start of the program in 2012, with 3 million beneficiaries 
assigned to Shared Savings Program ACOs in the program's first year and 
as of January 2026, over 12 million beneficiaries assigned to Shared 
Savings Program ACOs. We have observed that when participation in the 
program increases, we see increases in both quality improvements for 
beneficiaries and increased savings to the Trust Funds. The Shared 
Savings Program has had 8 consecutive years of generating savings for 
Medicare relative to benchmarks, with over $12 billion in total 
savings,\298\ and with an upward trend in savings year over year.\299\ 
Additionally, we have observed that Shared Savings Program ACOs have 
demonstrated improved quality performance over time and higher quality 
performance relative to other physician groups, suggesting that the 
Shared Savings Program is achieving savings while improving quality of 
care. Based on an internal CMS analysis of 87 Shared Savings Program 
ACOs that participated continuously in the Shared Savings Program 
between 2014 and 2023, Shared Savings Program ACOs showed statistically 
significant and substantial improvement across seven comparable CMS Web 
Interface quality measures used during that period, where quality 
performance improved across a wide range of clinical practice areas 
including screening and preventive measures and control of health 
conditions such as hypertension and diabetes. Please refer to Table B-
G16 for details on the quality performance of these 87 Shared Savings 
Program ACOs. As discussed further in section III.G.3 of this proposed 
rule, Shared Savings Program ACOs have been transitioning to new 
quality measure collection types over the last several years and are 
now being assessed on the APP Plus quality measure set, that can pose 
limitations on comparing Shared Savings Program ACOs' most recent 
quality performance to their historical performance. Specifically, 
Shared Savings Program ACOs have transitioned from reporting on a 
sampling methodology (for example, web interface) to reporting on a 
broader patient population, which could impact comparisons on quality 
performance.
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    \298\ Additional information on past years Shared Savings 
Program Performance Year Finance and Quality Results is available 
at: https://data.cms.gov/medicare-shared-savings-program/performance-year-financial-and-quality-results.
    \299\ The Regulatory Impact Analysis reviews evidence that 
aggregate savings measured by benchmarks have been supported by 
observation of lower (higher) per capita spending trends in markets 
with earlier (later) ACO adoption.
---------------------------------------------------------------------------

    However, there is evidence that Shared Savings Program ACOs perform 
better than their MIPS counterparts under the new quality reporting 
collection types. In PY 2024, Shared Savings Program ACOs scored better 
than comparable MIPS groups[thinsp]on all three electronic clinical 
quality measures (eCQMs) in the APP Plus quality measure set, with the 
difference being statistically significant for two of those measures 
(Quality ID: 134 Preventive Care and Screening: Screening for 
Depression and Follow-Up Plan (p < .001) and Quality ID: 236 
Controlling High Blood Pressure (p < .01) (90 FR 50002)). Shared 
Savings Program ACOs also performed better than comparable MIPS groups 
on two of the three MIPS CQMs in the APP Plus quality measure set and 
the difference was statistically significant for one measure (Quality 
ID: 236 Controlling High Blood Pressure (p < .01) (90 FR 50002)). Refer 
to Table B-G17 for an

[[Page 44093]]

overview of Shared Savings Program ACOs' PY 2024 quality performance 
relative to comparable MIPS Groups. Informed by the historical 
performance of the Shared Savings Program on savings and quality 
improvement by health care providers and for beneficiaries assigned to 
a Shared Savings Program ACO, we are interested in identifying 
additional incentives to grow participation in the Shared Savings 
Program and expand the reach of cost savings and improved quality of 
care.
[GRAPHIC] [TIFF OMITTED] TP16JY26.067

[GRAPHIC] [TIFF OMITTED] TP16JY26.068

    As described previously, we have observed substantial evidence that 
the Shared Savings Program both generates savings and improves quality 
of care for beneficiaries. We also have observed there are still health 
care providers and beneficiaries not yet in accountable care 
relationships, and there is additional potential to increase 
participation in the Shared Savings Program and thereby continue to 
grow savings to the Medicare Trust Funds while improving the quality of 
care for beneficiaries. Although the number of primary care 
practitioners participating in a Shared Savings Program ACO has 
steadily grown over time, a targeted incentive that encourages ACOs to 
recruit new practitioners and the beneficiaries they serve may help 
offset some of the initial investment costs associated with first time 
participation. As of PY 2024, there were 12.3 million beneficiaries 
that were eligible to be assigned to a Shared Savings Program ACO but 
were not assigned to an ACO. Approximately 11.1 million of these 
beneficiaries were not part of any shared savings initiative in PY 2023 
or PY 2024, 6.7 million of which were primarily served by one of the 
aforementioned 300,000 practitioners who had no shared savings 
experience during the 6-year period from 2019 through 2024. ACOs may 
seek to recruit these practitioners and in turn provide care for their 
beneficiary populations if a well-designed incentive could help reduce 
certain financial barriers to recruitment and initial participation.

[[Page 44094]]

(d) Background on Determining Risk Experience
    In the December 2018 final rule (83 FR 67894 through 67899), we 
finalized the definitions of performance-based risk Medicare ACO 
initiative, and what it means for an ACO to be deemed experienced and 
inexperienced with performance-based risk Medicare ACO initiatives 
under Sec.  425.20. Under paragraph (1) of the definition of 
``experienced with performance-based risk Medicare ACO initiatives,'' 
an ACO is considered experienced if the ACO (or a plurality of its ACO 
participants) has participated in a CMS initiative that requires an ACO 
to participate under a two-sided model (with shared savings and losses) 
such as Level E of the BASIC track and the ENHANCED track of the Shared 
Savings Program or other Innovation Center ACO models such as ACO 
REACH.\300\ Under paragraph (2) of the definition, an ACO is also 
considered experienced if forty percent or more of the ACO's 
participants participated in a performance-based risk Medicare ACO 
initiative in any of the 5 most recent performance years. This means 
either the ACO itself (as a legal entity) has participated in such a 
program, or 40 percent or more of its participating provider groups 
(TINs) participated in such a program during any of the five 
performance years prior to the start of the ACO's agreement period. An 
ACO is considered inexperienced with performance-based risk Medicare 
ACO initiatives if its legal entity has never participated in a 
Medicare program with shared savings and shared losses and if less than 
40 percent of its participating provider groups (TINs) participated in 
such programs during each of the 5 performance years prior to the start 
of the ACOs agreement period. ACOs that are inexperienced with 
performance-based risk Medicare ACO initiatives can typically qualify 
for certain participation options in the Shared Savings Program that 
are not otherwise available.
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    \300\ Refer to the Participation Options Report available to 
applicant ACOs on the Accountable Care Organization-Management 
System (ACO-MS) for other Innovation Center ACO models including ACO 
REACH.
---------------------------------------------------------------------------

(2) Proposed Growth Adjustment to the Historical Benchmark
    Relying on our authority under section 1899(d)(1)(B)(ii) of the 
Act, we are proposing a growth adjustment to the historical benchmark 
applicable to ACOs in agreement periods beginning on January 1, 2027, 
and in subsequent years. The proposed growth adjustment would offer a 
method of upwardly adjusting an ACO's historical benchmark that would 
be applied in addition to the existing regional adjustment, prior 
savings adjustment, and population adjustment, up to the proposed cap 
of 5 percent of ACO risk-adjusted national per capita expenditures, if 
finalized; otherwise, it will remain as the existing 5 percent of 
national per capita expenditures. The intent of the growth adjustment 
is to directly target those ACOs that are actively engaged in expanding 
their beneficiary population and provide a financial incentive to 
reward growth above what we typically observe. To promote growth in the 
Shared Savings Program, this upward adjustment to the historical 
benchmark is designed to reward ACOs for recruiting ACO professionals 
inexperienced with value-based care arrangements who are also serving 
beneficiaries new to value-based care. Through the growth adjustment, 
we intend to provide a greater financial incentive for ACOs to recruit 
ACO professionals who are inexperienced with value-based care 
arrangements and serve more beneficiaries new to value-based care by 
increasing the likelihood that an ACO would earn shared savings and by 
potentially increasing the amount of shared savings earned.
    Under proposed Sec.  425.652(a)(8)(iii), an ACO would receive a 
growth adjustment, if applicable, in addition to the highest of the 
positive adjustments for which it is eligible, either the regional 
adjustment, prior savings adjustment, or population adjustment to the 
benchmark Sec.  425.652(a)(8)(ii)(B). An ACO would be required to meet 
the eligibility criteria as described elsewhere in this section of this 
proposed rule to receive the growth adjustment to the historical 
benchmark. We note that the proposed risk-adjustment of the 5 percent 
cap (see section III.G.5.e. of this proposed rule), if finalized, would 
operate synergistically with the proposed growth adjustment, in that 
ACOs that are eligible for a growth adjustment may receive a greater 
adjustment with a risk-adjusted cap if the beneficiaries newly assigned 
to their ACO through newly recruited ACO professionals are also 
medically complex and high-risk beneficiaries.
    Additionally, we note that, if finalized, the proposed 
modifications to the prior savings adjustment to increase the scaling 
factor (described in section III.G.5.d. of this proposed rule) would 
complement the proposed growth adjustment. Specifically, ACOs that 
receive a growth adjustment could generate larger performance year 
gross savings that would be accounted for in the calculation of future 
prior savings adjustments, thereby carrying a portion of the growth 
adjustment forward to a subsequent agreement period. Additionally, 
should we finalize our proposal to increase the prior savings 
adjustment scaling factor from 50 percent to 75 percent, ACOs that 
receive a growth adjustment and generate gross savings would then be 
able to carry a larger portion of that growth adjustment forward to the 
subsequent agreement period through the larger prior savings 
adjustment. The use of a proration factor, which is not subject to 
modifications under this proposed rule, to calculate the prior savings 
adjustment based on changes in the assigned beneficiary population size 
also helps ensure that growth adjustments that might be awarded in the 
prior agreement period are only carried forward to the subsequent 
agreement period if the ACO maintains its overall size. If the ACO were 
to decrease in size, the ACO would receive a smaller prior savings 
adjustment and thus carry forward a smaller portion of the growth 
adjustment from the prior agreement period.
    We propose to calculate the growth adjustment as the product of the 
ACO's ``new growth'' share described in section III.G.5.f.(2)(a) of 
this proposed rule and the incentive factor described in section 
III.G.5.f.(2)(b) of this proposed rule.
    (a) Determine the ACO's ``New Growth'' Share of Assigned 
Beneficiary Person Years
    To identify the ACO's new growth share of assigned beneficiary 
person years, CMS would first need to identify the ACO's new growth. By 
new growth, we mean the number of beneficiaries (in person year terms) 
that are new to the Shared Savings Program that are brought into the 
program by ACO professionals who are inexperienced in shared savings 
initiatives. We propose to identify shared savings initiatives for the 
purpose of determining the growth adjustment (as defined at Sec.  
425.664(b)(1)) as an initiative implemented by CMS, including the 
Shared Savings Program (as defined at Sec.  425.664(b)(1)(i)), the 
Innovation Center ACO models ((as defined at Sec.  425.664(b)(1)(ii)) 
(for example, ACO REACH, LEAD, etc.), or other initiatives that may be 
specified by CMS ((as defined at Sec.  425.664(b)(1)(ii)).\301\
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    \301\ We will monitor for other similar models and initiatives 
in the future.
---------------------------------------------------------------------------

    We specify the proposed criteria to meet this proposed definition 
throughout this section of this proposed

[[Page 44095]]

rule under Sec.  425.664. To identify the ACO's new growth, we must 
first identify the ACO professionals who are inexperienced in shared 
savings initiatives. The second step is then to determine the number of 
beneficiaries (in person year terms) that are new to the Shared Savings 
Program that are brought into the program by these inexperienced ACO 
professionals.
    Therefore, we first propose to define ACO professionals 
inexperienced with shared savings initiatives under Sec.  425.664(b)(2) 
similar to the way we define how ACOs are ``experienced with 
performance-based risk Medicare ACO initiatives'' and ``inexperienced 
with performance-based risk Medicare ACO initiatives'' in Sec.  425.20. 
Under Sec.  425.664(b)(2), we propose that for an ACO professional to 
be considered inexperienced in a shared savings initiative for the 
growth adjustment (as defined at Sec.  425.664(b)(1)), the ACO 
professional must not have billed primary care services through a 
participant in the Shared Savings Program, or participated in an 
Innovation Center ACO model, or other initiative specified by CMS for 
one or more performance years in any of the 5 performance years 
directly preceding the start of the ACO's current agreement period. In 
other words, for an ACO professional to be considered experienced in a 
shared savings initiative, described as follows, the ACO professional 
must have billed primary care services through a participant in the 
Shared Savings Program, or participated in an Innovation Center ACO 
model, or other initiative specified by CMS, for one or more 
performance years of any of the 5 performance years directly preceding 
the start of the ACO's current agreement period.
    Among the ACO professionals who we determine to be inexperienced in 
a shared savings initiative under Sec.  425.664(b)(2), we then 
determine the number of beneficiaries (in person year terms) that are 
new to the Shared Savings Program that are brought into the program by 
these inexperienced ACO professionals under Sec.  425.664(b)(3). To 
determine the number of these beneficiaries (in person year terms), we 
first need to determine an assigned beneficiary's experience in shared 
savings initiatives. To do so, we propose applying a similar definition 
as used to identify inexperienced ACO professionals to determine 
beneficiary experience in shared savings initiatives under Sec.  
425.664(b)(2). Thus, under Sec.  425.664(b)(3) we propose that for an 
ACO assigned beneficiary to be considered inexperienced with a shared 
savings initiative, the ACO assigned beneficiary was not included in 
assignment in financial reconciliation to a Shared Savings Program ACO, 
Innovation Center ACO model, or other initiative specified by CMS in 
the performance year that corresponds to the ACO's BY3 \302\ under 
Sec.  425.664(b)(3). In other words, for an ACO assigned beneficiary to 
be considered experienced with a shared savings initiative, the 
beneficiary would have to have been assigned to a Shared Savings 
Program ACO, Innovation Center ACO model, or other initiative specified 
by CMS and included in financial reconciliation for the performance 
year that corresponds to the ACO's BY3.
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    \302\ Throughout this section, the assignment associated with 
the performance year that corresponds to the ACO's BY3 refers to the 
point in time from which to determine growth in assigned 
beneficiaries. For example, for an ACO that may begin an agreement 
period on January 1, 2027, we mean the final assignment list for PY 
2026; we do not mean the benchmark year assignment list for BY 2026, 
which is the ACO's BY3. We use this as the point of comparison, so 
that we can determine the growth in assignment that occurred prior 
to the start of the agreement period relative to the applicable 
performance year, which will not be as clearly reflected if we used 
the current agreement period's participant list and BY3 assignment.
---------------------------------------------------------------------------

    Under Sec.  425.664(b)(4), we propose to measure new growth for 
each ACO in a given performance year as: (1) the number of assigned 
beneficiary person years inexperienced with a shared savings 
initiative; that (2) have an ACO professional who is inexperienced with 
a shared savings initiative as the ACO professional who provided the 
highest number of primary care services (as defined at Sec.  425.20) at 
the ACO within the assignment window, or to whom the beneficiary was 
voluntarily aligned. To qualify as new growth, both characteristics 
must be present. Under Sec.  425.664(b)(4), we propose to determine 
which ACO professional provided the highest number of primary care 
services (as defined at Sec.  425.20) included in assignment for each 
assigned beneficiary at the ACO during the assignment window for the 
relevant performance year, or to whom the beneficiary voluntarily 
aligned. Refer to the example provided in Step 1.
[GRAPHIC] [TIFF OMITTED] TP16JY26.069

    As a guardrail to ensure that measured new growth is contributing 
to overall growth in the program, only ACOs that grow and maintain 
their size, as measured by the count of assigned beneficiary person 
years, are eligible to receive an incentive, we propose to cap new 
growth. We propose to cap new growth to ensure ACOs are not only 
recruiting inexperienced ACO professionals and beneficiaries but 
additionally are maintaining their existing practitioner and 
beneficiary populations over the course of their agreement period, thus 
contributing to overall growth in the program. Under Sec.  425.664(c), 
the first step to determine whether the cap on new growth applies, is 
to determine the overall growth as the difference between the number of 
beneficiary person years assigned to the ACO during final assignment in 
the performance year and the number of beneficiary person years 
assigned to the ACO during final assignment in the PY that corresponds 
to the ACO's BY3. If the ACO is a new entrant or re-entering ACO, the 
overall growth is equal to the number of assigned beneficiary person 
years in the performance year.
    For re-entering ACOs, defined under Sec.  425.20, overall growth 
will also be set equal to the number of assigned beneficiaries in the 
performance year. We propose to handle re-entering ACOs in this way 
because they may have had a multi-year gap in participation since their 
prior participation agreement, be heavily comprised of ACO participants

[[Page 44096]]

from multiple prior ACOs, or may have split off from another ACO. 
Therefore, for ACOs that are new or re-entering, we would not have a 
comparable way to measure overall growth as we do for ACOs that are not 
new or re-entering (for example, using the performance year that 
corresponds to the ACO's BY3 from which to calculate the ACO's overall 
growth for the performance year). In an analysis of all re-entering 
ACOs between PY 2022 and PY 2026, two-thirds of re-entering ACOs had a 
smaller assigned beneficiary population than in their prior 
participation agreement. The complex nature of re-entering ACOs' 
composition makes it difficult to determine a fair and accurate 
beneficiary count to be used in determining a baseline for capped new 
growth. Only providing the incentive to inexperienced ACO professionals 
and beneficiary who have not been assigned to an ACO in the final 
assignment for the PY that corresponds to the ACO's BY3 ensures that 
only the new growth is counted toward the incentive and acts as a 
guardrail to mitigate any unintended incentives created by the 
treatment of re-entering ACOs as new entrants. For example, any 
currently participating ACOs that terminate and immediately re-enter, 
or that split into multiple new re-entering ACOs would still need to 
add additional inexperienced ACO professionals and beneficiaries to 
their organization to receive the growth adjustment. ACO professionals 
and beneficiaries added during the previous agreement period, prior to 
terminating and re-entering would not be considered inexperienced, and 
therefore would not count towards the incentive. This mitigates against 
the possibility that an ACO might terminate and re-enter to set their 
baseline count of beneficiaries to zero.
[GRAPHIC] [TIFF OMITTED] TP16JY26.070

    The third step to determine the cap on the new growth is to take 
the lesser of the new growth and the overall growth under Sec.  
425.664(d) (refer to Example Tables 1 through 4 for examples of this 
calculation). For new entrant ACOs that did not participate prior to 
the current agreement period, assuming zero assigned beneficiary person 
years for the performance year corresponding to the ACO's BY3, the 
overall growth in the number of assigned beneficiary person years, 
which will determine the cap on the new growth, will be equivalent to 
the total number of assigned beneficiary person years in the current 
performance period. As described elsewhere in this section of this 
proposed rule, we propose to treat re-entering ACOs the same as new 
entrant ACOs for the purposes of this calculation as well. We note as 
proposed, the cap effectively would not apply for new entrant ACOs and 
re-entering ACOs because new growth and the total number of assigned 
beneficiaries in a performance year will always be the same. Refer to 
the example provided in Step 3.
[GRAPHIC] [TIFF OMITTED] TP16JY26.071

    We recognize that there are typically new ACO professionals who 
join Shared Savings Program ACOs annually, as well as new beneficiaries 
assigned to Shared Savings Program ACOs annually. The intent of the 
growth adjustment is to provide a financial incentive to reward growth 
above what we typically observe. Accordingly, under Sec.  425.664(e), 
we propose to apply the minimum new growth thresholds in Table B-G22 
for each performance year of an agreement period above which the ACO 
would need to grow with ACO professionals that have not previously 
participated in shared savings initiatives and beneficiaries that have 
not previously been assigned to an ACO to receive the growth 
adjustment.
    Under Sec.  425.664(e), we propose determining the minimum new 
growth

[[Page 44097]]

threshold on a relative basis, defined as the person years of the 
minimum new growth divided by total assigned beneficiary person years, 
and on an absolute basis, defined as the number of person years of the 
minimum new growth for the PY according to Table B-G22. We propose to 
determine the threshold on both an absolute and relative basis to 
ensure parity and equal opportunity for ACOs of various sizes to 
receive the incentive. For example, the relative threshold creates an 
incentive for ACOs that are smaller, in which small additions in 
assigned beneficiaries would substantially impact the ACO's relative 
size. Whereas, the absolute threshold creates an incentive for ACOs 
that are larger to recruit practices that may not otherwise 
substantially impact the relative size of those ACOs. We propose the 
following absolute and relative minimum new growth thresholds for PY1 
through PY5:
[GRAPHIC] [TIFF OMITTED] TP16JY26.072

    We identified these proposed minimum thresholds by analyzing Shared 
Savings Program ACO program data from 2017 through 2026. To identify a 
proposed minimum threshold for each performance year, we looked at ACOs 
that began their second or subsequent agreement period (that is, not 
new or re-entering ACOs) on or before January 1, 2022 that were still 
participating through the start of 2026 and experienced new growth (as 
we now propose to define it). CMS then set the threshold at the 25th 
percentile of new growth, based on the observed inflection point in the 
distribution of new growth for each performance year. While we 
understand that many ACOs experience some natural growth, we intend the 
growth adjustment as an incentive for ACOs to actively engage in 
expanding their beneficiary population that is inexperienced and expand 
their ACO participants who are inexperienced. We determined that 
setting the threshold at the 25th percentile \303\ was sufficient to 
make the distinction between natural population variation and those 
ACOs that were actively recruiting new participants and growing their 
ACOs, while maintaining reasonable growth rates for ACOs of all sizes, 
as demonstrated by ACOs in this analysis. We propose that only ACOs 
that exceed this threshold in a given year would qualify for the growth 
adjustment.
---------------------------------------------------------------------------

    \303\ The absolute and relative distribution of new growth among 
all ACOs and ACOs experiencing growth was a right-skewed L-shaped 
distribution with many ACOs experiencing little to no growth, a few 
experiencing extreme growth, and the middle set experiencing some 
growth. The first slope change (that is, inflection point) 
distinguished the majority of ACOs who experienced little to no new 
growth as defined in this proposed rule and in Sec.  425.664(b)(4) 
from those who may have made composition changes to increase their 
ACO size. Among ACOs who participated for a full agreement period 
and experienced new growth, the first inflection point occurred at 
approximately the 25th percentile.
---------------------------------------------------------------------------

    This analysis showed that new growth steadily increased among ACOs 
in this sample in each year relative to the PY that corresponds to the 
ACO's BY3, but the rate of increase was not consistent or linear. The 
proposed thresholds approximately matched observed rates of growth year 
to year among the ACOs in this sample. The proposed thresholds increase 
in each subsequent performance year to account for natural changes in 
the assigned beneficiary and ACO professional populations.\304\ Thus we 
propose to measure new growth relative to the performance year that 
corresponds to the ACO's BY3. The larger thresholds in later 
performance years ensures that measured new growth is primarily the 
result of ACOs targeting intentional growth and not natural composition 
changes. We propose that we will periodically re-evaluate the 
determined thresholds, and if changes to these thresholds are needed we 
would expect the updates to be on a performance year basis (rather than 
agreement period basis). We would propose changes to the minimum new 
growth thresholds in rulemaking. We expect that updates to these 
thresholds will be infrequent to provide additional predictability in 
the proposed growth adjustment.
---------------------------------------------------------------------------

    \304\ In other words, the composition of ACOs' beneficiary and 
ACO professional populations are not static. ACOs experience 
population changes as time passes. As more time passes, more changes 
will occur. These changes are the natural result of employment 
changes among ACO professionals, and changes in care patterns among 
beneficiaries--both of which occur even in organizations not engaged 
in actively expanding. Since growth is measured against a fixed time 
period, and the number of changes increases over time, the 
thresholds need to increase as the time relative to the PY 
corresponding to the ACO's BY3 increases.
---------------------------------------------------------------------------

    Under Sec.  425.664(e), we propose to determine which minimum new 
growth threshold is applied to an ACO by taking the lesser of the 
absolute and relative thresholds after we convert the relative 
threshold to beneficiary person years by multiplying the relative 
threshold by the ACO's total assigned beneficiary person years in the 
PY. Refer to the example provided in Step 4.
[GRAPHIC] [TIFF OMITTED] TP16JY26.073


[[Page 44098]]


    The new growth above the minimum and below the cap is the amount of 
newly assigned beneficiary person year growth eligible for the growth 
incentive. Under Sec.  425.664(f), we propose to calculate new growth 
above the minimum and below the cap, which is the portion of new growth 
for which ACOs may be eligible to receive a growth adjustment, as the 
difference between the new growth and the minimum new growth threshold, 
or 0, if negative. We propose to calculate new growth above the minimum 
and below the cap in this way so that ACOs are rewarded for 
contributing to overall growth in the Shared Savings Program. The 
minimum thresholds in conjunction with the cap ensures CMS is rewarding 
ACOs engaged in actively expanding their assigned population with 
beneficiaries not currently in an accountable care relationship. Refer 
to the example provided in Step 5.
[GRAPHIC] [TIFF OMITTED] TP16JY26.074

    To facilitate the calculation of a per capita growth adjustment to 
be applied to the historical benchmark, we must first calculate this 
new growth as a proportion of the ACO's total assigned beneficiary 
person years. Therefore, we propose to determine an ACO's new growth 
share. Under Sec.  425.664(g), we propose to determine the new growth 
share as the ratio of the new growth above the minimum and below the 
cap divided by the ACOs number of assigned beneficiary person years for 
the PY. This value will be multiplied by the incentive factor to 
determine the growth adjustment to the historical benchmark. Refer to 
the example provided in Step 6.
[GRAPHIC] [TIFF OMITTED] TP16JY26.075

    We provide four example scenarios for determining the new growth 
share for hypothetical ACOs over an agreement period to illustrate the 
multiple steps of the calculation, using the minimum new growth 
thresholds established in Table B-G22.
[GRAPHIC] [TIFF OMITTED] TP16JY26.076


[[Page 44099]]


[GRAPHIC] [TIFF OMITTED] TP16JY26.077

[GRAPHIC] [TIFF OMITTED] TP16JY26.078

[GRAPHIC] [TIFF OMITTED] TP16JY26.079

(b) Determine the ACO's Incentive Factor
    To determine a dollar amount for the proposed adjustment to the 
historical benchmark, under Sec.  425.664(h), we propose to establish 
an incentive factor, which would be the per capita dollar amount that 
would convert the new growth share into dollar terms. The proposed 
incentive factor would be based on a percentage of the ACO's per capita 
historical benchmark and when multiplied against the new growth share 
will determine the dollar amount added to an ACO's historical 
benchmark. We propose to determine an ACO's incentive factor as an ACO-
specific per capita dollar amount. We propose to calculate this per 
capita dollar amount as 5 percent of the per capita historical 
benchmark before the regional adjustment, prior savings adjustment, or 
population adjustment is applied, expressed as a single value. The CMS 
Office of the Actuary (OACT) provided information to support that 5 
percent of the ACO's unadjusted historical benchmark is sufficient to 
incentivize recruitment of inexperienced ACO professionals while 
balancing savings in the program, and is described in the Regulatory 
Impacts Analysis, in section VII. of this proposed rule. Calculating 
the incentive factor as a percentage of the ACO's unique historical 
benchmark ensures the adjustment is specific to the ACO and provides a 
greater incentive, especially for ACOs caring for medically complex 
high-cost beneficiaries, than just a flat dollar for all ACOs. Refer to 
the example of the determination of the Incentive Factor provided in 
Step 7.
[GRAPHIC] [TIFF OMITTED] TP16JY26.080


[[Page 44100]]


    To follow is an example scenario of determining the ACO's incentive 
factor for a hypothetical ACO over an agreement period.
[GRAPHIC] [TIFF OMITTED] TP16JY26.081

(c) Determine the ACO's Growth Adjustment to the Historical Benchmark
    Under Sec.  425.664(I)(1), we propose to calculate the growth 
adjustment as the product of the ACO's new growth share, defined in 
section III.G.5.f.(2)(a) of this proposed rule, and the ACO's incentive 
factor, defined in section III.G.5.f.(2)(b) of this proposed rule. 
Refer to the example provided in Step 8.
[GRAPHIC] [TIFF OMITTED] TP16JY26.082

    Under Sec.  425.652(a)(8)(iii), we propose that the growth 
adjustment amount would be added to the highest of the positive 
regional adjustment, prior savings adjustment, and population 
adjustment, or no adjustment, and the total amount could not exceed 5 
percent of national per capita OM expenditures, adjusted for risk (if 
finalized), as discussed in section III.G.5.e of this proposed rule, 
otherwise if not finalized, the total amount could not exceed the 
existing 5 percent of national per capita OM expenditures, not adjusted 
for risk. Refer to the example provided in Step 9.
[GRAPHIC] [TIFF OMITTED] TP16JY26.083

    To follow is an example scenario of determining an ACO's growth 
adjustment and Final Adjustment to the Historical Benchmark.

[[Page 44101]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.084

    We summarize the proposed steps of the calculation of the growth 
adjustment as follows in Table B-G31.
BILLING CODE 4169-69-P

[[Page 44102]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.085


[[Page 44103]]


[GRAPHIC] [TIFF OMITTED] TP16JY26.086

BILLING CODE 4169-69-C
    We seek comment on the proposal to apply a growth adjustment to the 
historical benchmark in addition to the existing regional, prior 
savings and population adjustments, up to the existing 5 percent cap on 
upward adjustments to the historical benchmark, or if finalized, the 
risk-adjusted 5 percent cap described in section III.G.5.e. of this 
proposed rule for agreement periods beginning on January 1, 2027, and 
in subsequent years.
(3) Timing of Applicability
    We propose to apply the growth adjustment proposal for agreement 
periods beginning on January 1, 2027, and in subsequent years. If 
finalized, for ACOs with agreement periods beginning on January 1, 
2027, we would use CY 2021 through CY 2026 as the 5-year period used to 
determine whether ACO professionals are inexperienced with shared 
savings initiatives. For ACOs with agreement periods beginning on 
January 1, 2027, we would use CY 2026 as the 1-year period to determine 
whether beneficiaries are inexperienced with shared savings initiatives 
for ACOs.
    We seek comment on this proposal.
g. Proposal To Reform the Accountable Care Prospective Trend (ACPT) 
Component of the Benchmark Update Factor
(1) Background
    As finalized in the December 2018 final rule (83 FR 68024 through 
68030), we used our statutory authority under section 1899(i)(3) of the 
Act to adopt the policy under which we update the historical benchmark 
using a blend of national and regional growth rates, rather than the 
projected absolute amount of growth in national per capita expenditures 
for Parts A and B services under the original Medicare FFS program as 
required under section 1899(d)(1)(B)(ii) of the Act. In accordance with 
Sec.  425.601(b), applicable for agreement periods beginning on or 
after July 1, 2019, and before January 1, 2024,\305\ we update the 
historical benchmark for an ACO for each performance year using a blend 
of national and regional growth rates between BY3 and the performance 
year. To update the benchmark, we make separate calculations for 
expenditure categories for each of the following populations of 
beneficiaries based on Medicare enrollment type: ESRD, disabled, aged/
dual eligible for Medicare and Medicaid, aged/non-dual eligible for 
Medicare and Medicaid (Sec.  425.601(b)(1)).
---------------------------------------------------------------------------

    \305\ Sec.  425.652 applies to ACOs that started agreement 
periods in 2025 and 2026. However, for simplicity, we have cited the 
provisions in Sec.  425.601 in this background section to describe 
how the ACPT fits into the bigger picture of benchmark adjustments, 
and the same policies apply to ACOs to which Sec.  425.652 applies.
---------------------------------------------------------------------------

    The national-regional blend is a weighted average of national FFS 
and regional growth rates between BY3 and the performance year for the 
applicable Medicare enrollment type (Sec.  425.601(b)(4)). The national 
growth rates are computed using CMS Office of the Actuary national 
Medicare expenditure data for BY3 and the performance year for 
assignable beneficiaries (as defined at Sec.  425.20) identified for 
the 12-month calendar year corresponding to each year (Sec.  
425.601(b)(2)). Regional growth rates are computed using expenditures 
for the ACO's regional service area for BY3 and the performance year 
(Sec.  425.601(b)(3)). To calculate regional expenditures, we determine 
the counties included in the ACO's regional service area based on the 
ACO's assigned beneficiary population for the year and determine the 
ACO's regional expenditures as specified under Sec.  425.601(c) and (d) 
and Sec.  425.601(b)(3)(i) (ii).
    As noted, the national and regional growth rates are blended 
together by taking a weighted average of the two. The weight assigned 
to the national component of the national-regional blend for a given 
Medicare enrollment type is calculated as the share of assignable 
beneficiaries in the ACO's regional service area that are assigned to 
the ACO for the applicable performance year (as calculated in Sec.  
425.601(a)(5)(v) and (Sec.  425.601(b)(4)(i)). The weight assigned to 
the regional component of the national-regional blend for a given 
Medicare enrollment type is equal to 1 minus the weight applied to the 
national growth rate (Sec.  425.601(b)(4)(ii)). Under this approach, as 
an ACO's penetration in its regional service area increases, the weight 
applied to the national component of the national-regional blend 
increases and the weight applied to the regional component decreases.
    The national and regional growth rates are blended together by 
taking a weighted average of the two. Specifically, for each Medicare 
enrollment type, the national-regional blended growth rate is equal to 
the sum of the following: (1) the growth rate for national assignable 
FFS expenditures for BY3 to the performance year multiplied by the 
weight assigned to the national component; and (2) the average growth 
rate for regional FFS expenditures for BY3 to the performance year 
based on the ACO's regional service area multiplied by the weight 
assigned to the regional component (87 FR 69881). In accordance with 
Sec.  425.601(a)(5), we also use blended national-regional growth rates 
to trend forward expenditures for each benchmark year (BY1 and BY2) to 
BY3 dollars, making separate calculations for each Medicare enrollment 
type.
    We summarized commenters' concerns about using the blended 
national-regional growth rates for benchmarking in the CY 2023 PFS 
final rule (87 FR 69879 through 69881). Specifically, ACOs and other 
interested parties expressed concerns regarding the dynamic under which 
an ACO that reduces costs for its own assigned beneficiaries also 
reduces its average regional costs, resulting in a relatively lower 
benchmark for the ACO under the blended national-regional growth rates 
used to trend and update the ACO's historical benchmark. As summarized 
in

[[Page 44104]]

the CY 2022 PFS final rule, ACOs and other interested parties also have 
suggested that this dynamic particularly disadvantages ACOs with high 
market penetration in their regional service areas, which may tend to 
be ACOs operating in rural areas (86 FR 65296 through 65299).
    In the CY 2023 PFS final rule, we implemented new policies 
effective beginning with performance year 2024 to address these 
concerns by incorporating a prospectively set projected administrative 
growth factor, a variant of the modified United States Per Capita Cost 
(USPCC) called the Accountable Care Prospective Trend (ACPT), into a 
three-way blend with national and regional growth rates to update an 
ACO's historical benchmark for each performance year in the ACO's 
agreement period (87 FR 69882 through 69898). Incorporating this 
prospective trend in the update to the benchmark insulates a portion of 
the annual update from any savings occurring as a result of the actions 
of ACOs participating in the Shared Savings Program and helps to 
address the impact of increasing market penetration by ACOs in a 
regional service area on a growth factor that only uses blended 
national-regional rates. Because the ACPT is set prospectively at the 
outset of an agreement period, any savings generated by ACOs during the 
agreement period are not reflected in the ACPT. Accordingly, 
incorporation of the ACPT allows for benchmarks to increase beyond 
actual spending growth rates as ACOs slow spending growth. We noted 
that the use of the three-way blend to update ACOs' benchmarks should 
incentivize both greater savings by ACOs and greater program 
participation. We also noted that we believed that because 
incorporating the ACPT into the update would reduce the degree to which 
an ACO's savings negatively impact its benchmark through the regional 
trend component of the update, the ACPT would help to address the 
disproportionate impact of an ACO's savings on the benchmark update for 
ACOs with a high market share (87 FR 69882).
    In addition, as discussed in the Regulatory Impact Analysis for the 
CY 2023 PFS proposed rule (87 FR 46427), we projected that this 
proposed approach for use of an ACPT/national- regional three-way 
blended update factor, in combination with other proposed changes to 
the statutory payment model in the CY 2023 PFS proposed rule, as well 
as then-current policies established using the authority of section 
1899(i)(3) of the Act (87 FR 46403 through 46404), would not increase 
program expenditures relative to those under the statutory payment 
model. Since we have established the three-way blended update factor, 
we have continued to reexamine this projection to ensure that the 
requirement under section 1899(i)(3)(B) of the Act that an alternative 
payment model not result in additional program expenditures continues 
to be satisfied, and we have found continue compliance with section 
1899(i)(3)(B) of the Act.
    Under Sec.  425.660, the three-way blend is calculated as the 
weighted average of the ACPT (one-third) and the existing national-
regional blend (two-thirds) for use in updating an ACO's historical 
benchmark between BY3 and the performance year. We calculate the ACPT 
component of the blended annual update using an annualized growth rate 
based on 5-year projections in per capita spending as of the start of 
an ACO's agreement period as specified in Sec.  425.660(b)(2)(ii). We 
use an annualized growth rate based on 5-year projections in per capita 
spending as of the start of an ACO's agreement period to align the ACPT 
with the 5-year agreement periods used under the Shared Savings 
Program. The CMS Office of the Actuary projects the ACPT, which is a 
modification of the FFS United States Per Capita Cost (USPCC) growth 
trend projections used annually for establishing Medicare Advantage 
rates. We set the ACPT growth factors for an ACO's entire 5-year 
agreement period near the start of the agreement period (87 FR 46163). 
The ACPT factors remain unchanged throughout the ACO's agreement 
period, providing a degree of certainty to ACOs.
    Similar to the production of FFS USPCCs, for a given agreement 
period cohort (that is, ACOs with the same agreement period start date) 
and performance year, OACT produces two separate, modified USPCC values 
for ESRD and non-ESRD aged/disabled populations (as described in Sec.  
425.660(b)(2)). In the CY 2023 PFS final rule (87 FR 69882), we 
described the modified USPCC values as reflecting an exclusion of 
payments for indirect medical education (IME), disproportionate share 
hospitals (DSH), and supplemental payment for IHS/Tribal Hospitals and 
hospitals located in Puerto Rico, and including payments associated 
with hospice claims (87 FR 69882). Subsequently, for a given ACO and 
performance year, the two modified USPCCs serve as inputs into the 
calculation of four separate ACPT values, one for each of four Medicare 
enrollment types: ESRD, disabled, aged/dual eligible for Medicare and 
Medicaid, and aged/non-dual eligible for Medicare and Medicaid (87 FR 
69882). In turn, each of these enrollment-type specific ACPT values is 
used to calculate an ACO's four enrollment-type specific three-way 
blended update factors (as described in Sec.  425.652(b)(4)).
    As we have previously noted (87 FR 69896), we expect in any year 
the ACPT could overestimate or underestimate the actual growth rate of 
expenditures of the national assignable population. In the CY 2023 PFS 
final rule (87 FR 69882-69888), we included the following factors in 
the design of the three-way blended update factor to mitigate impacts 
in differences between the ACPT and the actual growth rate of 
expenditures for the national assignable population:
     The ACPT is one-third of the three-way blended update 
factor; the remaining two-thirds of the blend are based on the 
national-regional trend, which reflects actual national and regional 
spending growth.
     As part of the ACPT calculation, the ACPT is expressed as 
a flat dollar amount and is risk-adjusted, which may benefit low 
growth/low spending ACOs and ACOs serving medically complex 
populations.
     We established a guardrail policy where, if an ACO 
generates losses for a performance year that meet or exceed its minimum 
loss rate (MLR) (for two-sided model ACOs) or negative minimum savings 
rate (MSR) (for one-sided model ACOs) under the three-way blended 
update factor, we will recalculate the ACO's updated benchmark using 
the two-way national-regional blended update factor. If the ACO 
generates a smaller amount of losses using the two-way blend, we will 
use this smaller amount to determine the ACO's responsibility for 
shared losses, if applicable.
     If we determine that expenditure growth has differed 
significantly from projections made at the start of the agreement 
period due to unforeseen circumstances, such as an economic recession, 
pandemic, or other factors, a reduction in the weight placed on the 
ACPT may be considered. We have sole discretion to determine whether an 
unforeseen circumstance exists that warrants a reduction to the weight 
of the ACPT and the reduced weight that will apply to the ACPT.
    The CY 2024 modified USPCC cumulative growth rates (2023 to 2024) 
that were corrected and posted in July 2026 and used to calculate ACPT 
values for ACOs with an agreement period starting on January 1, 2024, 
were 5.5 percent for the aged/disabled population and 5.1 percent for 
the ESRD

[[Page 44105]]

population.306 307 However, the CY 2024 actual cumulative 
growth rate of expenditures for the national assignable population was 
8.4 percent for the aged/disabled population (2.9 percentage points 
higher than projected) and 6.9 percent for the ESRD population (1.8 
percentage points higher than projected).\308\ When the ACPT is lower 
than the actual national FFS expenditure growth, it could reduce or 
eliminate shared savings for ACOs. For CY 2024, we determined that 
unforeseen circumstances occurred, as it was observed that there were 
unanticipated billing patterns and unexpectedly high increases in 
multiple categories of Part A and B spending, most notably Part B 
drugs. This represented a substantial discrepancy between projected and 
actual growth rates for CY 2024, and it materialized in the context of 
the COVID-19 Public Health Emergency that imparted material and complex 
effects on Medicare trend experience over a multi-year period extending 
into the first half of 2023. This difference between the projected and 
actual growth rates for CY 2024 represented a material impact across 
the Shared Savings Program and led to our decision to reduce the ACPT's 
weight in the three-way blend from one-third (\1/3\) to one-sixth (\1/
6\) in CY 2024. In CY 2024, the three-way blend for the growth factor 
was based on 5/6th weight of the national-regional trend and 1/6th 
weight on the ACPT.309 310
---------------------------------------------------------------------------

    \306\ Shared Savings and Losses, Assignment and Quality 
Performance Standard Methodology: Specifications of the Accountable 
Care Prospective Trend (ACPT) and Three-Way Blended Benchmark Update 
Factor (Version 5). Page 16. https://www.cms.gov/files/document/medicare-ssp-acpt-specifications.pdf. Centers for Medicare and 
Medicaid Services (2026).
    \307\ Centers for Medicare and Medicaid Services (2026). 
Announcement of Calendar Year (CY) 2026 Medicare Advantage (MA) 
Capitation Rates and Part C and Part D Payment Policies. Page 14-15. 
[2026 Announcement]. https://www.cms.gov/medicare/payment/medicare-advantage-rates-statistics/announcements-and-documents/2026.
    \308\ Observed cumulative growth in national assignable 
expenditures for the aged/disabled population and ESRD populations 
applicable to financial reconciliation for PY 2024 were determined 
in an internal analysis conducted by CMS.
    \309\ Information regarding the announcement for the CY 2024 
actual cumulative growth rates and the determination that unforeseen 
circumstance occurred resulting in the decision to reduce ACPT's 
weight in the three-way blend was disseminated to Accountable Care 
Organizations via the June 30, 2025, Issue 7 Spotlight Article, an 
internal communication distributed by the Centers for Medicare & 
Medicaid Services (CMS) to ACOs.
    \310\ CY 2024 Projected ESRD Modified USPCC Annualized Growth 
Rates and Aged/Disabled Modified USPCC Annualized Growth Rates are 
available at: Shared Savings and Losses, Assignment and Quality 
Performance Standard Methodology: Specifications of the Accountable 
Care Prospective Trend (ACPT) and Three-Way Blended Benchmark Update 
Factor. Pages 6-7. https://www.cms.gov/files/document/medicare-ssp-acpt-specifications.pdf. Centers for Medicare and Medicaid Services 
(2025).
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(2) Proposed Revisions
(a) Performance Year-Specific Modified USPCC Annualized Growth Rates 
Used To Construct ACPT Values
    For agreement periods beginning on or after January 1, 2027, we 
propose to establish performance year-specific modified USPCC 
annualized (year-over-year) growth rates used to construct ACPT values, 
that would apply to the performance year regardless of an ACO's 
agreement period start date. This would replace the current approach 
under which the modified USPCC annualized growth rates used to 
construct ACPT values are established on an agreement period-specific 
basis, as illustrated in Table B-G32. This proposal would not change 
the methodology by which CMS would calculate the modified USPCC 
annualized growth rates for any given performance year. This proposal 
would only change the timing of the calculation and publicly reporting 
of modified USPCC annualized growth rates.
[GRAPHIC] [TIFF OMITTED] TP16JY26.087

    Specifically, for agreement periods beginning on or after January 
1, 2027, and in subsequent years, we are proposing that CMS would no 
longer calculate a fixed five-year schedule of annualized growth rates 
at the start of an ACO's agreement period. Instead, in the summer of 
the year preceding a given performance year, CMS would calculate and 
publicly report the modified USPCC annualized growth rates applicable 
to that performance year. This means that, although ACOs would no 
longer receive a five-year set of enrollment type-specific ACPT values 
near the beginning of the agreement period, they would still receive 
advance notice of the modified USPCC annualized growth rate used to 
calculate enrollment type-specific ACPT values for a given performance 
year in the year preceding that performance year. As illustrated in 
Table B-G33, in the late spring or early summer preceding the start of 
the first performance year of an agreement period, an ACO would be able 
to review the performance year-specific modified USPCC annualized 
growth rates publicly reported, applicable to the first performance 
year. For example, ACOs entering agreement periods in 2027 would 
receive their 2027 ACPT (PY 1 ACPT) in the late spring or early summer 
of 2026. Then, during each subsequent performance year through the 
remainder of the agreement period, the ACO would receive a newly 
calculated set of ACPT values based on the performance year-specific 
modified USPCC annualized growth rates calculated and published in the 
summer preceding that performance year. For example, ACOs entering 
agreement periods in 2027 would receive their 2028 ACPT (PY 2 ACPT) in 
the late spring or early summer of 2027.

[[Page 44106]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.088

    As illustrated in Table B-G34, under the current approach, modified 
USPCC annualized growth rates calculated on an agreement period basis 
may differ across agreement period cohorts.
[GRAPHIC] [TIFF OMITTED] TP16JY26.089

    Establishing performance year-specific modified USPCC annualized 
growth rates would improve consistency across agreement periods by 
ensuring that, for a given performance year, the same modified USPCC 
annualized growth rates for that year would apply to all ACOs 
regardless of agreement period start date. For example, at 
reconciliation for PY 2028, the same modified USPCC annualized growth 
rates would apply to ACOs that entered agreement periods on January 1, 
2027, and January 1, 2028. That is, neither cohort of ACOs would face 
different modified USPCC annualized growth rates for that performance 
year solely because their agreement periods began in different years.
    We continue to believe that the prospective character of the ACPT 
is an important feature that benefits ACOs by providing a degree of 
certainty regarding their annual benchmark updates. However, as we 
acknowledged in the CY 2023 PFS final rule, establishing modified USPCC 
annualized growth rates at the start of an ACO's agreement period means 
that ACOs entering agreement periods in different years could be 
subject to higher or lower updates based on how projections differ 
across agreement periods. Thus, the current approach poses a tradeoff 
between long-term predictability (over a 5-year agreement period) and 
inconsistency across agreement period cohorts. Under the proposed 
approach, our goal is to thoughtfully recalibrate the balance of that 
tradeoff by forgoing some predictability in favor of greater 
consistency and, in turn, fairness across agreement period cohorts. 
Specifically, although ACOs would no longer receive a fixed five-year 
schedule of modified USPCC annualized growth rates near the beginning 
of the agreement period, they would receive advance notice of the 
modified USPCC annualized growth rates in the late spring or early 
summer of the year preceding a given performance year, thus preserving 
the ACPT's core design as a prospectively-set external factor that 
provides ACOs with a degree of certainty regarding their annual 
benchmark update, as originally intended, albeit on a shorter time 
horizon (1 year rather than 5 years). At the same time, applying a 
consistent modified USPCC annualized growth rate to all ACOs reconciled 
for a given performance year, regardless of their agreement period 
start date, would promote greater fairness by reducing the disparities 
that currently arise when different start dates result in different 
growth rates, which can advantage or disadvantage certain ACOs. Lastly, 
the proposed approach may reduce operational complexity by ensuring 
that, in a given performance year, there is a single set of underlying 
modified USPCC annualized growth rates used to

[[Page 44107]]

calculate ACPT values, rather than a unique set of modified USPCC 
annualized growth rates that are specific to each agreement period 
cohort of ACOs being reconciled for that performance year.
(b) Guardrail on the Difference Between the Modified USPCC Cumulative 
Growth Rate and the Actual Cumulative Growth Rate of Expenditures for 
the National Assignable Population for Agreement Periods Beginning on 
or After January 1, 2027
    For agreement periods beginning on or after January 1, 2027, we 
propose to establish a guardrail on instances in which the modified 
USPCC cumulative growth rates used to construct ACPT values differ 
substantially from observed cumulative growth in national assignable 
expenditures. Specifically, we propose to establish a guardrail that 
would not allow the modified USPCC cumulative growth rate for each of 
the ESRD population and the Aged/Disabled population to be more than 
1.0 percentage point below or 1.5 percentage points above the 
corresponding observed cumulative growth in national assignable 
expenditures for that population, respectively (where the percentage 
point thresholds are rounded to the nearest tenth of a percentage 
point). We would apply the guardrail at reconciliation for a given 
performance year. Hereafter, we refer to the difference between the 
modified USPCC cumulative growth rate and observed cumulative growth in 
national assignable expenditures as ``delta modified USPCC.''
    Establishing guardrail thresholds that are fixed over an agreement 
period, rather than thresholds that widen or narrow, acknowledges that 
the realized path of delta modified USPCC over an agreement period 
cannot be known in advance with sufficient certainty. That is, the 
extent to which delta modified USPCC widens or narrows over an 
agreement period depends on the extent to which projection errors in a 
given year offset the projection error that's accumulated over prior 
years. This is an outcome that can only be known at financial 
reconciliation for a given performance year. Therefore, whereas 
establishing thresholds that widen or narrow reflects a prospective 
assumption about the trajectory that delta modified USPCC will take 
over an agreement period, establishing fixed thresholds applies a 
consistent tolerance for delta modified USPCC to each performance year 
in recognition of the fact that delta modified USPCC may widen or 
narrow over an agreement period.
    Proposing to set the guardrail threshold levels asymmetrically at -
1.0 percentage point and +1.5 percentage points, as opposed to a 
tighter, wider, or symmetrical guardrail range, primarily reflects a 
policy judgment about the appropriate approach to limit the effects of 
unusually large delta modified USPCC at financial reconciliation for a 
given performance year. The proposed threshold levels are not based on 
predictions of the path that delta modified USPCC will take over an 
agreement period. Rather, they establish the bounds within which delta 
modified USPCC would be addressed. In proposing these levels, we aim to 
balance several considerations: protection of ACOs from the financial 
consequences of unusually large cumulative under-projection 
(substantially negative delta modified USPCC); protection of the 
Medicare Trust Funds from the financial consequences of unusually large 
cumulative over-projection (substantially positive delta modified 
USPCC); and preservation of the original policy aims of the ACPT (that 
is, to allow for benchmarks to increase beyond actual spending growth 
even as ACOs slow spending growth).
    In proposing these levels, we also considered alternative 
approaches. For example, a tighter guardrail threshold would provide 
greater protection to ACOs and the Medicare Trust Funds from delta 
modified USPCC. However, it could also undermine the prospective design 
of the ACPT if it results in the frequent application of the guardrail. 
Conversely, a wider guardrail was also considered and such a guardrail 
could be applied less frequently than a tighter guardrail and, in turn, 
may preserve the prospective design of the ACPT to a greater degree, 
but the wider guardrail could also potentially expose the Medicare 
Trust Funds and ACOs to harms associated with substantially positive or 
substantially negative delta modified USPCC. We also considered a 
symmetrical guardrail that would apply equally in cases of both 
substantially positive and substantially negative delta modified USPCC. 
However, we believe that an asymmetric guardrail that imposes a tighter 
bound on substantially negative delta modified USPCC and a wider bound 
on substantially positive delta modified USPCC would more directly 
protect ACOs from the harms associated with substantially negative 
delta modified USPCC while still allowing ACOs to benefit from modestly 
positive delta modified USPCC, consistent with the prospective design 
of the ACPT. Lastly, while historical delta modified USPCC values have 
informed the reasonableness of the proposed thresholds, they have not 
determined the threshold levels themselves, as the path that delta 
modified USPCC takes over any agreement period cannot be known in 
advance and may differ across agreement periods. Taken together, the 
proposed threshold levels of -1.0 percentage point and +1.5 percentage 
points are best understood as reasonable policy calibrations that, we 
believe, strike an acceptable balance of the considerations discussed 
previously. We also believe that the guardrail as proposed would be 
consistent with the original policy aims of the ACPT, as well as 
program goals of predictability, fairness, and administrative 
feasibility. We seek comment on the proposed threshold levels, 
including whether a tighter guardrail, a wider guardrail, or a 
modification of any of the approaches discussed in this paragraph, 
would represent a better balance of the considerations discussed 
previously.
    The following steps illustrate how the proposed guardrail on delta 
modified USPCC would operate in practice at reconciliation for a given 
performance year for agreement periods beginning on or after January 1, 
2027:
Step 1: Calculate the Applicable Delta Modified USPCC Values
    As illustrated in Table B-G35, at reconciliation for a given 
performance year, CMS would calculate two delta modified USPCC values 
for each agreement period cohort: one for the ESRD population, and one 
for the Aged/Disabled population. For a given population, delta 
modified USPCC would be equal to the modified USPCC cumulative growth 
rate minus the observed cumulative growth in national assignable 
expenditures. Because delta modified USPCC values are constructed at 
the agreement period cohort, performance year, and population levels, 
they apply uniformly to all ACOs within a given cohort for a given 
performance year.

[[Page 44108]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.090

Step 2: Determine Whether Each Delta Modified USPCC Falls Outside the 
Guardrails
    As illustrated in Table B-G36, once calculated, each population-
specific delta modified USPCC value would then be compared with the 
previously mentioned guardrail thresholds (-1.0 percentage point and 
+1.5 percentage points). If delta modified USPCC for either population 
falls within the guardrail thresholds (that is, greater than or equal 
to -1.0 percentage point and less than or equal to +1.5 percentage 
points), no guardrail adjustment would apply for a population, and the 
corresponding enrollment type-specific ACPT values initially calculated 
for that performance year would remain unchanged. If delta modified 
USPCC falls outside the guardrail thresholds (that is, less than -1.0 
percentage point or greater than +1.5 percentage points) for one or 
both of the populations, a guardrail adjustment would apply.
[GRAPHIC] [TIFF OMITTED] TP16JY26.091

Step 3. Calculate the Guardrail-Adjusted Modified USPCC Cumulative 
Growth Rate, as Applicable
    As illustrated in Table B-G37, for a given population, if delta 
modified USPCC falls below the lower guardrail threshold, the 
applicable modified USPCC cumulative growth rate would be replaced with 
a guardrail-adjusted value equal to the observed cumulative growth in 
national assignable expenditures minus 1.0 percentage points. If delta 
modified USPCC falls above the upper guardrail threshold, the 
applicable modified USPCC cumulative growth rate would be replaced with 
a guardrail-adjusted value equal to the observed cumulative growth in 
national assignable expenditures plus 1.5 percentage points.

[[Page 44109]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.092

Step 4. Recompute ACPT Values, as Applicable
    If a guardrail adjustment applies (as determined in Step 2), the 
corresponding enrollment type-specific ACPT values initially calculated 
for that performance year would be recomputed using the guardrail-
adjusted modified UPSCC cumulative growth rate (calculated in Step 3) 
rather than the original modified USPCC cumulative growth rate. For the 
ESRD population, the guardrail-adjusted modified USPCC cumulative 
growth rate would be used to recompute ACPT values applicable to the 
ESRD enrollment type. For the Aged/Disabled population, the guardrail-
adjusted modified USPCC cumulative growth rate would be used to 
recompute ACPT values applicable to the Disabled, Aged/Dual-Eligible, 
and Aged/Non-Dual-Eligible enrollment types. The recomputed ACPT values 
would then be used to construct the three-way blended update factors, 
updated historical benchmarks, and, in turn, shared savings and losses 
calculations for the applicable performance year.
    The procedures described previously would be applied at financial 
reconciliation for each performance year of an ACO's agreement period. 
The application of a guardrail on delta modified USPCC in a given 
performance year would affect only the ACO-level ACPT values and 
downstream shared savings and losses calculations applicable to that 
performance year. This is appropriate because delta modified USPCC is, 
by definition, a comparison of the cumulative modified USPCC growth 
rate to the cumulative observed growth in national assignable 
expenditures. Thus, the guardrail calculation of each performance year 
already accounts for projection error accumulated through prior years 
by construction. For example, in Table B-G38, the delta modified USPCC 
for PY3 reflects cumulative projection error through PY3. As a result, 
any guardrail adjustment applied in PY1 or PY2 would not need to be 
carried forward into PY3 because the cumulative structure of the 
guardrail calculation for PY3 would have incorporated the cumulative 
effect of projection errors from PY1 and PY2.
[GRAPHIC] [TIFF OMITTED] TP16JY26.093


[[Page 44110]]


    We seek comments on this proposal.
(c) Retroactive Guardrail on Substantially Negative Delta Modified 
USPCC for Agreement Periods Beginning on January 1, 2024, and Before 
January 1, 2027
    For agreement periods beginning on or after January 1, 2024, and 
before January 1, 2027, we propose to establish a guardrail on 
instances in which the modified USPCC cumulative growth rates used to 
construct ACPT values are substantially lower than observed cumulative 
growth in national assignable expenditures. Specifically, beginning at 
reconciliation for PY 2025 for ACOs currently in an agreement period, 
and for future performance years in their agreement periods, we propose 
to establish a guardrail that would not allow the modified USPCC 
cumulative growth rate to be more than 1.0 percentage point below the 
corresponding observed cumulative growth in national assignable 
expenditures (where the percentage point threshold is rounded to the 
nearest tenth of a percentage point). In other words, this proposed 
retroactive guardrail would be applied at reconciliation for any 
remaining performance years for agreement periods that began on January 
1, 2024 (that is, PY 2025 through 2028), January 1, 2025 (that is, PY 
2025 through 2029), and January 1, 2026 (that is, PY 2026 through 
2030).
    We propose to apply this proposal retroactively because it adjusts 
the methodology used in determining shared savings and losses for a 
performance year and for agreement periods that have already started. 
Applying this proposal retroactively would either have no effect or a 
positive effect on an ACOs' determinations of shared savings and 
losses, and no ACOs would be harmed by retroactively applying this 
proposed policy. Section 1871(e)(1)(A) of the Act prohibits substantive 
changes in regulations, manual instructions, interpretive rules, 
statements of policy, or guidelines of general applicability under 
Title XVIII of the Act from being applied retroactively to items and 
services furnished before the effective date of the change unless, as 
permitted under paragraph (ii), the Secretary determines that failing 
to apply the change retroactively would be contrary to the public 
interest. We believe it is appropriate to extend this retroactive 
applicability to PY 2025 for consistency with future performance years 
and for the reasons described in the subsequent paragraph.
    Failing to apply this proposed policy retroactively for agreement 
periods beginning on January 1, 2024, and before January 1, 2027, would 
be contrary to the public interest. Some ACOs may feel unfairly 
punished by forcing them to assume financial risk when the modified 
USPCC is a substantial under-projection compared to actual growth, and 
no ACO would experience reduced shared savings or increased shared 
losses by retroactively applying this proposed policy. This is 
especially the case in comparison to ACOs with agreement periods 
beginning on or after January 1, 2027, that would be protected from 
financial risk if the delta modified USPCC is substantially negative 
simply because their agreement period would start after the potential 
implementation date of the proposed policy. A substantially negative 
delta modified USPCC would cause greater harm to ACOs with agreements 
starting January 1, 2024, January 1, 2025, or January 1, 2026, than for 
ACOs with agreement periods beginning on or after January 1, 2027, 
especially because of the potential for these negative projection and 
mis-estimation errors to compound over multiple years. Specifically, 
for a given ACO, substantially negative delta modified USPCC would 
result in corresponding lower ACPT values, which would, in turn, 
potentially result in lower shared savings or greater shared losses 
than would occur for a similar ACO with an agreement period beginning 
on or after January 1, 2027. Such a consequence would be outside an 
ACO's control, potentially undermining both participation in and the 
sustainability of the Shared Savings Program and the public's faith in 
CMS as a fair partner. We are compelled to propose a retroactive remedy 
for a substantially negative delta modified USPCC because all ACOs 
covered by this proposed policy will either benefit from it or will be 
unaffected by it. Also, the proposed policy likely will not place 
additional administrative burden upon ACOs, CMS, or other interested 
parties.
    ACOs participating in the Shared Savings Program and other ACOs 
that may be considering joining the Shared Savings Program may be less 
likely to join or continue to participate in a program where 
applications of policy based on agreement period start date, which such 
ACOs may perceive to be arbitrary, can reduce shared savings or 
increase shared losses. Having more ACOs than what is typical 
terminating their participation in the Shared Savings Program could 
negatively affect the sustainability of the program. The Shared Savings 
Program financial methodology and the procedures we have utilized in 
the past to address projection errors in the ACPT provide a means to 
account for instances of substantially negative delta modified USPCC. 
However, these remedies to address projection errors under our current 
policies can only be used if an unforeseen circumstance occurs and we 
determine the negative effects of an under-projected delta modified 
USPCC to be substantial enough to affect ACOs. As a result, this can 
create uncertainty for ACOs on whether CMS would address projection 
errors with delta modified USPCC. The delta modified USPCC is a factor 
that directly affects whether an ACO receives shared savings, and ACOs 
can easily measure the impact of the delta modified USPCC on their 
shared savings. In recognition of the differing circumstances that 
could warrant accounting for errors, we have not established a set 
amount of difference between the modified USPCC and national 
expenditure trends that we consider to be a substantial enough under-
projection to implement a remedy. This uncertainty can create 
challenges for ACOs to be able to plan what their benchmark could be 
and how they will achieve savings against such benchmark.
    For some ACOs, the uncertainty in the difference between the 
modified USPCC and national expenditure trends may either discourage 
new ACOs from joining the Shared Savings Program or cause some ACOs to 
leave the program, which goes against our goal to encourage more ACOs 
to participate in the Shared Savings Program. If we do not remedy 
projection errors in update factors that directly affect the amount of 
shared savings earned by ACOs, this could cause a loss of faith by 
ACOs, health care providers, and the public in CMS's ability to 
effectively administer the Shared Savings Program, substantially 
reducing ACO and health care provider participation in the program. 
Reduced participation, in turn, would significantly diminish the 
savings to the Medicare Trust Funds, the quality of care improvements 
for Medicare beneficiaries resulting from ACOs participants in the 
Shared Savings Program, and reduce the coordination of care performed 
for Medicare beneficiaries when obtaining items and services from ACO 
providers and suppliers. For these reasons, it would be contrary to the 
public interest for CMS to fail to retroactively apply our proposed 
policy mitigating this issue. With our proposed policy, ACOs will know 
the lower-bound limit on the

[[Page 44111]]

difference between the modified USPCC and national expenditure trends 
for the duration of their entire agreement period and have more 
confidence participating in the Shared Savings Program.
    The following steps illustrate how the proposed guardrail on 
substantially negative delta modified USPCC would operate in practice 
at reconciliation for a given performance year, beginning with 
reconciliation for PY 2025, for agreement periods beginning on or after 
January 1, 2024, and before January 1, 2027. Note that Step 1 and Step 
4 (with the exception of calculating benchmark-based loss sharing 
limits for ACOs participating in a two-sided risk track) would be 
operationally identical to those applied to agreement periods beginning 
on or after January 1, 2027. Moreover, in Steps 2 and 3, the only 
methodological difference relative to Steps 2 and 3 applied to 
agreement periods beginning on or after January 1, 2027, is that we 
would not apply an upper guardrail threshold of 1.5 percentage points 
on delta modified USPCC for agreement periods beginning on or after 
January 1, 2024, and before January 1, 2027.
    For completeness and clarity, all four steps are illustrated.
    Additionally, similar to the two-sided guardrail on delta modified 
USPCC in a given performance year for agreement periods beginning on or 
after January 1, 2027, the application of a guardrail on substantially 
negative delta modified USPCC in a given performance year for agreement 
periods beginning on or after January 1, 2024, and before January 1, 
2027, would only impact the ACPT values and downstream shared savings 
and losses calculations applicable to that performance year. The 
effects of applying a guardrail on substantially negative delta 
modified USPCC in one performance year would not carry over into 
subsequent performance years.
Step 1: Calculate the Applicable Delta Modified USPCC Values
    As illustrated in Table B-G39, at reconciliation for a given 
performance year, beginning with PY 2026, CMS would calculate two delta 
modified USPCC values for each agreement period cohort: one for the 
ESRD population, and one for the Aged/Disabled population. For a given 
population, the delta modified USPCC would be equal to the modified 
USPCC cumulative growth rate minus the observed cumulative growth in 
national assignable expenditures. Because delta modified USPCC values 
are constructed at the agreement period cohort, performance year, and 
population levels, they apply uniformly to all ACOs within a given 
cohort for a given performance year.
[GRAPHIC] [TIFF OMITTED] TP16JY26.094

Step 2: Determine Whether Each Delta Modified USPCC is Less Than -1.0 
Percentage Point
    As illustrated in Table B-G40, once calculated, each population-
specific delta modified USPCC value would then be compared with the 
previously mentioned guardrail threshold (-1.0 percentage point). If 
delta modified USPCC is greater than or equal to -1.0 percentage point, 
no guardrail adjustment would apply, and the corresponding enrollment 
type-specific ACPT values initially calculated for that performance 
year would remain unchanged. If delta modified USPCC is less than -1.0 
percentage point, a guardrail adjustment would apply.
[GRAPHIC] [TIFF OMITTED] TP16JY26.095


[[Page 44112]]


Step 3. Calculate the Guardrail-Adjusted Modified USPCC Cumulative 
Growth Rate, as Applicable
    As illustrated in Table B-G41, for a given population, if delta 
modified USPCC is less than the lower guardrail threshold, the 
applicable modified USPCC cumulative growth rate would be replaced with 
a guardrail-adjusted value equal to the observed cumulative growth in 
national assignable expenditures minus 1.0 percentage point.
[GRAPHIC] [TIFF OMITTED] TP16JY26.096

Step 4. Recompute ACPT Values, as Applicable
    If a guardrail adjustment applies (as determined in Step 2), the 
corresponding enrollment type-specific ACPT values initially calculated 
for that performance year would be recomputed using the guardrail-
adjusted MUPSCC cumulative growth rate (calculated in Step 3) rather 
than the original modified USPCC cumulative growth rate. For the ESRD 
population, the guardrail-adjusted modified USPCC cumulative growth 
rate would be used to recompute ACPT values applicable to the ESRD 
enrollment type. For the Aged/Disabled population, the guardrail-
adjusted modified USPCC cumulative growth rate would be used to 
recompute ACPT values applicable to the Disabled, Aged/Dual-Eligible, 
and Aged/Non-Dual-Eligible enrollment types.
    The recomputed ACPT values would then be used to construct the 
three-way blended update factors, updated historical benchmarks, and, 
in turn, shared savings and losses calculations for the applicable 
performance year. However, in calculating the benchmark-based loss 
recoupment limit for a given ACO participating in a two-sided risk 
track, we would use as its basis the lesser of the two updated 
benchmarks calculated before and after application of the retroactive 
guardrail. This would be done to account for the unlikely scenario in 
which an ACO's benchmark-based loss recoupment limit increases under 
the retroactive guardrail and, as a result of that increase, the ACO is 
rendered liable for greater shared losses than would otherwise occur in 
the absence of the retroactive guardrail. This would ensure that no ACO 
could be harmed as a result of implementing this proposed policy.
    We seek comments on this proposal.
(d) Delay in Financial Reconciliation for Performance Year 2025
    Proposing to implement this guardrail to take effect starting with 
PY 2025, including PY 2025 financial reconciliation, will result in a 
delay in PY 2025 financial reconciliation and delay providing financial 
results and shared savings payments to ACOs, pending the issuance of 
the CY 2027 PFS final rule and confirmation that we ultimately finalize 
the proposal for the lower bound guardrail policy. CMS plans to issue 
PY 2025 financial results and distribute shared savings payments in 
November 2026 and December 2026, respectively, in accordance with the 
finalized policy. This is necessary because, to complete the 
reconciliation process, we need to have a final value established for 
the ACPT for PY 2025.
    Under our proposed retroactive, lower-bound guardrail policy, the 
ACPT for ACOs with agreement periods starting in PY 2024 would be 15.3 
percent for ESRD beneficiaries and 14.7 percent for Aged/Disabled 
beneficiaries. For ACOs with agreement periods starting in PY 2025 
under our proposed policy, the ACPT would be 7.7 percent for ESRD 
beneficiaries and 5.7 percent for Aged/Disabled beneficiaries. As 
described in section III.G.5.g.(2)(c). of this proposed rule, all of 
the ACOs covered by our proposed policy for PY 2025 financial 
reconciliation would either benefit from it or would be unaffected by 
it.
    If our proposed policy is not implemented and no other action is 
taken to adjust the ACPT, the unadjusted ACPT for ACOs with agreement 
periods starting in PY 2024 would be 13.0 percent for ESRD 
beneficiaries and 10.6 percent for Aged/Disabled beneficiaries. For 
ACOs with agreement periods starting in PY 2025 if the ACPT is not 
changed, the unadjusted ACPT would be 7.5 percent for ESRD 
beneficiaries and 5.6 percent for Aged/Disabled beneficiaries. If we do 
not implement our proposed policy, ACOs with agreement periods starting 
in either 2024 or 2025 would otherwise receive less shared savings or 
have no change in their shared savings payments.
    The goal of this proposed policy is to address the under-estimate 
of the modified USPCC compared to national expenditure trends. The 
proposal also would ensure that as soon as PY 2025 financial 
reconciliation occurs, ACOs would not be subject to the risk of 
modified USPCC values being included in the three-way blended growth 
factor that are substantially lower than the national assignable 
expenditure trends solely because of the starting date of an ACO's 
agreement period. The proposed ACPT lower bound policy also can be 
applied in the same manner for ACOs with agreement periods starting 
either January 1, 2024, or January 1, 2025, which would lead to a 
consistent ACPT lower bound policy regarding the relationship between 
the ACPT and the

[[Page 44113]]

national assignable expenditures, if we finalize our proposal to 
establish a guardrail as described in section III.G.5.g.(2)(b). of this 
proposed rule. For the reasons noted in this section, we believe that a 
delay to financial reconciliation is necessary so that ACOs that 
participated in PY 2025 can immediately benefit if this proposed lower 
bound guardrail policy is finalized.
(e) Proposed Amendments to Shared Savings Program Regulation
    We propose the following amendments to Sec.  425.605:
     Revise paragraph (i)(2)(i) introductory text to remove the 
phrase ``paragraph (i)(2)(ii) of this section'' and add in its place 
the phrase ``paragraph (i)(2)(ii) or (i)(2)(iii) of this section, as 
applicable''.
     Add new paragraph (i)(2)(iii) to specify that for 
agreement periods beginning on or after January 1, 2024, and before 
January 1, 2027, applicable to performance years 2025 and subsequent 
performance years remaining in these agreement periods, CMS calculates 
the benchmark-based loss recoupment limit as follows:
    ++ Calculates the value for total benchmark expenditures as the 
product of an ACOs per capita updated benchmark expenditures for the 
performance year prior to the recomputation of the ACPT as specified in 
Sec.  425.660(c)(1) and an ACO's assigned beneficiary person years for 
the performance year.
    ++ Calculates the value for total benchmark expenditures as the 
product of an ACO's per capita updated benchmark expenditures for the 
performance year after the recomputation of the ACPT as specified in 
Sec.  425.660(c)(1) and an ACO's assigned beneficiary person years for 
the performance year.
    ++ Calculates the product of the percentage specified in paragraph 
(d)(1)(iii)(D)(2), (d)(1)(iv)(D)(2), and (d)(1)(v)(D)(2) of this 
section, as applicable, and the lesser of the ACO's total benchmark 
expenditures calculated according to paragraphs (i)(2)(iii)(A) and 
(i)(2)(iii)(B) of this section.
    We propose the following amendments to Sec.  425.610:
     In paragraph (l)(2) introductory text, remove the phrase 
``paragraph (l)(3) of this section'' and add in its place the phrase 
``paragraphs (l)(3) or (l)(4) of this section, as applicable'';
     Add new paragraph (l)(4) to specify that for agreement 
periods beginning on or after January 1, 2024, and before January 1, 
2027, applicable to performance years 2025 and subsequent performance 
years remaining in these agreement periods, the amount of shared losses 
for which an eligible ACO is liable may not exceed 15 percent of the 
lesser of the following:
    ++ Total benchmark expenditures calculated as the product of an 
ACO's per capita updated benchmark expenditures for the performance 
year prior to the recomputation of the ACPT as specified in Sec.  
425.660(c)(1) and an ACO's assigned beneficiary person years for the 
performance year.
    ++ Total benchmark expenditures calculated as the product of an 
ACO's per capita updated benchmark expenditures for the performance 
year after the recomputation of the ACPT as specified in Sec.  
425.660(c)(1) and an ACO's assigned beneficiary person years for the 
performance year.
    We propose to revise the entirety of Sec.  425.660 with provisions 
on the ACPT. In summary, we propose the following amendments to Sec.  
425.660:
    Revise paragraph (a) to provide a general explanation of the ACPT 
and specify that the methodology by which CMS calculates and adjusts a 
projected growth rate called the Accountable Care Prospective Trend 
(ACPT) is described in Sec.  425.660. We would also specify that CMS 
incorporates the ACPT into the blended update factor described in Sec.  
425.652(b) when updating an ACO's benchmark for each performance year 
of the agreement period, for agreement periods beginning on January 1, 
2024, and in subsequent years.
    Revise paragraph (b) on the determination of the ACPT to specify in 
the introductory text that an ACPT is a flat dollar amount calculated 
using one or more annualized growth rates based on national FFS 
Medicare expenditures projected by the CMS Office of the Actuary. We 
would specify in paragraphs (b)(1) through (b)(6), the provisions on 
CMS' determination of the ACPT for a Medicare enrollment type for each 
performance year, as follows:
    Proposed paragraph (b)(1) of Sec.  425.660 specifies provisions on 
CMS' calculation of annualized projected growth rates. This provision 
explains that the annualized projected growth rates are calculated as 
an annual rate of growth in projected expenditures relative to the 
prior year. Further, CMS projects annualized per capita growth in Parts 
A and B FFS expenditures for each performance year of the ACO's 
agreement period. In calculating the annualized projected growth rates, 
CMS would do all of the following:
     Exclude IME and DSH payments, and the supplemental payment 
for IHS/Tribal hospitals and Puerto Rico hospitals;
     Make separate expenditure calculations for the ESRD and 
Aged/Disabled populations; and
     Calculate one or more annualized projected growth rates 
for the ESRD population of beneficiaries, and one or more annualized 
growth rates for the Aged/Disabled population of beneficiaries, as 
follows:
    ++ Using a uniform annualized projected rate of growth over each of 
the 5 performance years of the 5-year agreement period (for agreement 
periods beginning on or after January 1, 2024, and before January 1, 
2027), or for each performance year (for agreement periods beginning on 
January 1, 2027, and in subsequent years), as applicable; or
    ++ If using an uniform annualized projected rate of growth is 
determined not to reasonably fit the anticipated growth curve (for 
example, if growth is expected to be above- or below-average in the 
short-run and return to more typical levels later in the agreement 
period), We would apply an alternative annualization technique using 
two or more annualized growth rates reflecting the projected rates of 
growth during the 5 performance years comprising the 5-year agreement 
period (for agreement periods beginning on or after January 1, 2024, 
and before January 1, 2027), or for each performance year (for 
agreement periods beginning on January 1, 2027, and in subsequent 
years), as applicable.
    Proposed paragraph (b)(2) of Sec.  425.660 specifies that, for each 
performance year, CMS calculates cumulative projected growth rates 
relative to the ACO's benchmark year (BY) 3, using the annualized 
projected growth rates, determined in accordance with proposed 
paragraph (b)(1) of Sec.  425.660, for each population of 
beneficiaries: the ESRD population and the Aged/Disabled population.
    Proposed paragraph (b)(3) of Sec.  425.660 specifies provisions on 
CMS' calculations to express a cumulative projected growth rate as a 
flat dollar amount. Accordingly, for each performance year, CMS would 
multiply the applicable cumulative projected growth rate described in 
proposed paragraph (b)(2) of Sec.  425.660 by BY3 truncated national 
per capita FFS Medicare expenditures for assignable beneficiaries for 
each Medicare enrollment type (ESRD, disabled, aged/dual eligible 
Medicare and Medicaid beneficiaries, and aged/non-dual eligible 
Medicare and Medicaid beneficiaries) identified for the 12-month 
calendar year corresponding to BY3 to express the cumulative projected

[[Page 44114]]

growth rate as a flat dollar amount as follows:
     The ESRD cumulative projected growth rate would be used 
for the ESRD population.
     The Aged/Disabled cumulative projected growth rate would 
be used for the following populations: disabled, aged/dual eligible 
Medicare and Medicaid beneficiaries, and aged/non-dual eligible 
Medicare and Medicaid beneficiaries.
    Under proposed paragraph (b)(4) of Sec.  425.660, we would maintain 
the existing provision on risk adjusting the flat dollar amount but add 
a related description to serve as a heading for clarity and 
consistency.
    Under proposed paragraph (b)(5) of Sec.  425.660, we would maintain 
the existing provision on calculating ACO-specific ACPT growth rates 
but add a related description to serve as a heading and make other 
revisions for clarity and consistency.
    Under proposed new paragraph (b)(6) of Sec.  425.660, we would 
specify provisions on the timing of calculations, which include the 
following:
     Under new paragraph (b)(6)(i), with provisions applicable 
for agreement periods beginning on or after January 1, 2024, and before 
January 1, 2027, we would specify the following:
    ++ At the beginning of the ACO's agreement period, CMS calculates 
the annualized projected growth rates for all performance years of the 
ACO's agreement period in accordance with proposed paragraph (b)(1) of 
Sec.  425.660. These annualized projected growth rates remain fixed 
over the ACO's agreement period.
    ++ For a given performance year, CMS calculates an ACO-specific 
ACPT value, in accordance with proposed paragraphs (b)(2) through 
(b)(5) of Sec.  425.660, using the annualized projected growth rates 
calculated at the beginning of the ACO's agreement period.
     Under new paragraph (b)(6)(ii), with provisions applicable 
for agreement periods beginning on January 1, 2027, and in subsequent 
years, we specify the following:
    ++ In the calendar year preceding a given performance year, CMS 
calculates the annualized projected growth rates in accordance with 
proposed paragraph (b)(1) Sec.  425.660 for that performance year.
     For a given performance year, CMS calculates an ACO-specific ACPT 
value, in accordance with proposed paragraphs (b)(2) through (b)(5) of 
Sec.  425.660, using the annualized projected growth rates calculated 
in the preceding calendar year.
    Under proposed new paragraph (c) of Sec.  425.660, we would specify 
provisions on the recomputation of the ACPT based on the guardrail 
policies described in sections III.G.5.g.(2).(b)and III.G.5.g.(2).(c) 
of this proposed rule. Specifically, at financial reconciliation for a 
given performance year, CMS may recompute the ACO-specific ACPT value 
for a Medicare enrollment type initially determined at proposed 
paragraph (b)(5) of Sec.  425.660 for that performance year, to address 
under-projection or over-projection of the ACPT (as applicable), as 
follows:
     In paragraph (c)(1), for agreement periods beginning on or 
after January 1, 2024, and before January 1, 2027.
    ++ For performance year 2025, and any subsequent performance years 
of the ACO's agreement period, CMS separately calculates for the ESRD 
and Aged/Disabled populations the difference between the cumulative 
projected growth rates calculated in proposed paragraph (b)(2) of Sec.  
425.660 and the cumulative observed growth in per capita expenditures 
for the national assignable FFS population.
    ++ For the ESRD and Aged/Disabled populations separately, if this 
difference is less (more negative) than -1.0 percentage point (for 
example, -1.5, -2.0, -3.0), CMS would recompute the ACO-specific ACPT 
value for the corresponding enrollment type(s) initially determined at 
proposed paragraph (b)(5) of Sec.  425.660. CMS would calculate an ACO-
specific ACPT value for the corresponding enrollment type(s), in 
accordance with proposed paragraphs (b)(3) through (b)(5) of Sec.  
425.660, using the cumulative observed growth in expenditures for the 
national assignable FFS population minus 1.0 percentage point.
    ++ If this difference is greater than (less negative) or equal to -
1.0 percentage point (for example, -0.9, -0.5, 0.5), CMS would not 
recompute the ACO-specific ACPT value for the corresponding enrollment 
type(s) initially determined at proposed paragraph (b)(5) of Sec.  
425.660.
     In paragraph (c)(2) of Sec.  425.660, for agreement 
periods beginning on January 1, 2027, and in subsequent years.
    ++ CMS separately calculates for the ESRD and Aged/Disabled 
populations the difference between the cumulative projected growth 
rates calculated in proposed paragraph (b)(2) of Sec.  425.660 and the 
cumulative observed growth in per capita expenditures for the national 
assignable FFS population.
    ++ For the ESRD and Aged/Disabled populations separately, if this 
difference is less (more negative) than -1.0 percentage point (for 
example, -1.5, -2.0, -3.0), CMS would recompute the ACO-specific ACPT 
value for the corresponding enrollment type(s) initially determined at 
proposed paragraph (b)(5) of Sec.  425.660. CMS would calculate an ACO-
specific ACPT value for the corresponding enrollment type(s), in 
accordance with proposed paragraphs (b)(3) through (b)(5) of Sec.  
425.660, using the cumulative observed growth in expenditures for the 
national assignable FFS population minus 1.0 percentage point.
    ++ If this difference is greater than or equal to +1.5 percentage 
points, CMS would recompute the ACO-specific ACPT value for the 
corresponding enrollment type(s) initially determined at proposed 
paragraph (b)(5) of Sec.  425.660. CMS would calculate an ACO-specific 
ACPT value for the corresponding enrollment type(s), in accordance with 
proposed paragraphs (b)(3) through (b)(5) of Sec.  425.660, using the 
cumulative observed growth in expenditures for the national assignable 
FFS population plus 1.5 percentage point.
    ++ If this difference is greater than (less negative) or equal to -
1.0 percentage point and less than or equal to +1.5 percentage points 
(for example, between -1.0 and +1.5, inclusive), CMS would not 
recompute the ACO-specific ACPT value for the corresponding enrollment 
type(s) initially determined at proposed paragraph (b)(5) of Sec.  
425.660.
    We seek comment on our proposed revisions to Sec.  425.660.
6. Beneficiary Engagement
a. Proposal To Allow ACOs To Reduce or Eliminate Part B Cost Sharing
(1) Background
    We believe that ACOs play a key role in strengthening beneficiary 
engagement in their care; accordingly, we intend to continue expanding 
the tools available to ACOs to support this work. Improving beneficiary 
engagement allows the benefits of receiving care from providers who are 
part of an ACO be more tangible and may ultimately result in improved 
quality and efficiency of care for beneficiaries, helping us meet our 
goals of improving beneficiary outcomes and reducing unnecessary 
spending.
    As part of the effort to strengthen beneficiary engagement, in the 
CY 2025 Physician Fee Schedule final rule, CMS finalized the prepaid 
shared savings option (89 FR 98132). This payment option is available 
to current Shared Savings Program ACOs with a history of earning shared 
savings and is intended to expand access to performance year

[[Page 44115]]

savings that encourages investment in staffing, healthcare 
infrastructure, and additional services for beneficiaries. Under Sec.  
425.640(e)(1), ACOs participating in the prepaid shared savings option 
are required to spend a specific portion of the prepaid shared savings 
amount on direct beneficiary services, improving the quality of care 
beneficiaries receive. As discussed elsewhere in section III.G.6. of 
this proposed rule, ACO interest in receiving prepaid shared savings 
has been limited, and CMS is proposing to discontinue the participation 
option in future years. However, we believe a component of prepaid 
shared savings, providing ACOs the ability to reduce or eliminate cost 
sharing for certain Part B items and services, is a valuable tool to 
offer eligible ACOs. Cost sharing support for Part B items and services 
was offered in the ACO REACH model and allows ACO participants not to 
collect cost sharing amounts (in whole or in part) from eligible 
beneficiaries for eligible Part B items and services. In the ACO REACH 
model, ACOs and ACO participants enter into cost sharing support 
arrangements for the ACO to reimburse the ACO participant for 
beneficiary cost sharing amounts not collected. In the ACO REACH model, 
ACOs have wide flexibility to determine the beneficiaries and items and 
services that will be eligible for cost sharing support, but ACOs are 
prohibited from waiving Part B cost sharing support for items that may 
have a higher risk of fraud, waste, or abuse, such as durable medical 
equipment, prosthetics, orthotics, prescription drugs or supplies.
    Part B cost sharing support is the third most used Beneficiary 
Engagement Incentive in the ACO REACH model with 41 percent of ACOs 
reporting that they had implemented it by 2025 or were planning to 
implement in 2026.\311\ Additionally, interested parties have 
identified Part B cost sharing support as a valuable tool for ACOs to 
engage beneficiaries in their care.\312\
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    \311\ CMS Innovation Center. December 2025. ACO REACH Pulse 
Check Survey Preliminary Results. Internal Analysis.
    \312\ HCTTF and NAACOS: Reimagining Beneficiary Engagement in 
Accountable Care Models. 2026. Available at https://www.naacos.com/wp-content/uploads/2026/03/Reimagining-Beneficiary-Engagement-in-Accountable-Models_2026.pdf.
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    In 2026, the standard Medicare Part B monthly premium is $202.90, 
with a $283 annual deductible.\313\ After the deductible is met, 
beneficiaries generally pay 20 percent of the Medicare-approved amount 
for items and services, such as doctor visits and durable medical 
equipment, with no limit on out-of-pocket costs. While most 
beneficiaries have supplemental insurance that covers the 20 percent 
cost sharing, including Medigap plans, employer sponsored plans, and 
Medicaid, some beneficiaries do not. In 2023, 3.5 million Medicare FFS 
beneficiaries (13 percent) lacked additional supplemental 
coverage.\314\ These beneficiaries were more likely to have modest 
incomes (between $20,000 and $40,000 per person) compared to all 
Medicare FFS beneficiaries in 2023.\315\ Beneficiaries with higher out 
of pocket costs receive less medical care than those with supplemental 
coverage.\316\ While not all of this difference in care may be due to 
financial concerns, higher out of pocket costs may cause patients to 
skip or postpone necessary care and result in worsening health 
outcomes.\317\ Offering Part B cost sharing support would allow ACOs to 
remove cost barriers for beneficiaries to receive items and services 
that will positively impact their health, which is consistent with the 
goals of the Shared Savings Program of improved quality and efficiency 
of care for beneficiaries.
---------------------------------------------------------------------------

    \313\ 2026 Medicare Parts A & B Premiums and Deductibles, Fact 
Sheet, November 14, 2025. Available at https://www.cms.gov/newsroom/fact-sheets/2026-medicare-parts-b-premiums-deductibles.
    \314\ Cubanski J, Neuman T and Ochieng N, KFF. A Snapshot of 
Sources of Coverage Among Medicare Beneficiaries. 2025. Available 
at: https://www.kff.org/medicare/a-snapshot-of-sources-of-coverage-among-medicare-beneficiaries/.
    \315\ Ibid.
    \316\ Roberts E, Glynn A, Donohue J, et al. Consequences of 
Health Insurance Cost Sharing Among Low[hyphen]Income Medicare 
Beneficiaries: Evidence from Benefit Cliffs in Medicaid and 
Medicare's Prescription Drug Subsidy Program. Health Serv Res. 
2020;55(Suppl 1):98-99. https://doi.org/10.1111/1475-6773.13470.
    \317\ Hamel L, Lopes L, Montero A, Presiado M, and Sparks G. 
Americans' Challenges with Health Care Costs. KFF. 2026. Available 
at https://www.kff.org/health-costs/americans-challenges-with-health-care-costs/.
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    While only one Shared Savings Program ACO receiving prepaid shared 
savings chose to reduce or eliminate Part B cost sharing support in the 
first year, that experience may not reflect future demand for this 
flexibility, given that only four ACOs elected to receive prepaid 
shared savings. Based on the ACO REACH model experience and the number 
of Medicare FFS beneficiaries without supplemental insurance, Shared 
Savings Program ACOs may be very interested in using this flexibility, 
were it available, simple to administer, and easy to implement. 
Additionally, we think providing ACOs the ability to reduce or 
eliminate Part B cost sharing support would better enable them to bill 
the new modifiers where appropriate as described in section II.D of 
this proposed rule, should they be finalized, without increasing costs 
for ACO beneficiaries. These modifiers are intended to better account 
for the complexity of visits in the ACO context, including the 
cognitive work of providing longitudinal care and accountability for a 
beneficiary's total cost of care.
    As discussed in section III.G.6.a.(2)(f) of this proposed rule, if 
this proposal is finalized, CMS expects to make a determination that 
the anti-kickback statute safe harbor for CMS-sponsored model 
arrangements and CMS-sponsored model patient incentives (Sec. Sec.  
1001.952(ii)(1) and (2) of this title) is available to protect 
remuneration exchanged under Part B cost sharing support arrangements 
and patient incentives in the form of Part B cost sharing support 
furnished to beneficiaries under the Shared Savings Program that meets 
the requirements of this section and the anti-kickback statute safe 
harbor requirements set forth at Sec.  1001.952(ii) of this title.
(2) Proposed Revisions
(a) Eligibility, Application Procedure and Contents
    To establish the ability for ACOs to offer Part B cost sharing 
support, we propose in Sec.  425.304(e)(1) that eligible ACOs may, 
subject to certain conditions and safeguards, enter into Part B cost 
sharing support agreements with ACO participants, under which ACO 
participants reduce or eliminate cost sharing for those categories of 
eligible Part B items and services and eligible beneficiaries 
identified by the ACO. This cost sharing support could include both 
Medicare FFS deductible and coinsurance amounts, or either of the two.
    To help ensure that only ACOs capable of complying with program 
requirements have the ability to offer cost sharing support, we propose 
to limit the ability to reduce or eliminate Part B cost sharing support 
to those eligible ACOs that have submitted a Part B cost sharing 
support application and for which CMS has approved their application to 
participate for that agreement period or the remainder of that 
agreement period.
    In addition to the eligibility requirement, CMS would design 
application criteria to collect information important for determining 
ACO compliance with the requirements of new Sec.  425.304(e) while 
minimizing administrative burden to ACOs. ACOs would be required to 
submit an implementation plan in their

[[Page 44116]]

application to provide Part B cost sharing support. ACOs will have 
substantial flexibility to design a Part B cost sharing support 
implementation plan that will be operationally and financially feasible 
for the ACO. As long as ACOs follow CMS procedures and accurate 
information is submitted to CMS, ACOs may independently determine the 
categories of beneficiaries and items and services for which they will 
reduce or eliminate Part B cost sharing.
    We propose to establish the application procedures in Sec.  
425.304(e)(3)(i). An ACO must submit a Part B cost sharing support 
implementation plan in the form and manner and by a deadline specified 
by CMS. The implementation plan must include the following:
     The categories of eligible beneficiaries for which the ACO 
plans to make Part B cost sharing support available.
     The categories of eligible Part B items and services for 
which the ACO plans to make Part B cost sharing support available.
     A description of how the ACO's planned Part B cost sharing 
support strategy meets at least one of the clinical goals in Sec.  
425.304(e)(4)(iii).
     The procedures the ACO will implement to ensure that ACO 
participants that have entered into a Part B cost sharing support 
arrangement with the ACO have access to the most current list of 
beneficiaries eligible to receive Part B cost sharing support.
     A requirement for the ACO to submit to CMS a complete and 
accurate list of ACO participants that have entered into a Part B cost 
sharing support arrangement according to paragraph (e)(5)(i) of this 
section.
     An attestation that, in any marketing or communications 
regarding the availability of Part B cost-sharing support, the ACO and 
its ACO participants will not represent such support as a substitute 
for supplemental insurance coverage or encourage beneficiaries to 
reduce or terminate such coverage. Of note, this requirement would not 
prohibit ACOs from communicating the availability of Part B cost-
sharing support, provided such communication complies with this 
limitation and those outlined at Sec.  425.310.
     Such other information as may be specified by CMS.
    We intend this application process to ensure that ACOs have a fully 
developed strategy that complies with Sec.  425.304(e) prior to 
implementing a strategy for reducing or eliminating Part B cost sharing 
support for eligible beneficiaries. To allow ACOs to participate as 
quickly as possible, if this proposal is finalized, CMS plans to 
collect applications in early 2027 and approve participation by the 
second quarter of 2027, with a target date of April 1, 2027. After the 
first application review period, CMS would conduct the application 
cycle for ACOs to reduce or eliminate Part B cost sharing as part of, 
and in conjunction with, the Shared Savings Program application process 
under Sec.  425.202, with instructions and timelines published on the 
Shared Savings Program's website.\318\ We would provide further 
information regarding the process, including the application format and 
specific requirements, such as the deadline for submitting 
applications, through sub-regulatory guidance. The Part B cost sharing 
support application review process will provide an ACO with feedback 
and an opportunity to clarify or revise their application. In 
conjunction with the application process laid out at Sec.  425.202, 
ACOs would have their next opportunity (after the first application 
review period) to apply to provide beneficiaries with Part B cost 
sharing support in the summer of 2027 with an effective start date of 
January 1, 2028. CMS posts the annual Application and Change Request 
Cycle on the Shared Savings Program website annually, which would be 
updated to include information regarding the timing for submitting an 
application to provide Part B cost sharing support to beneficiaries for 
the remainder of an ACO's agreement period.
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    \318\ https://www.cms.gov/medicare/payment/fee-for-service-providers/shared-savings-program-ssp-acos.
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    We propose at Sec.  425.304(e)(3)(ii) that CMS would evaluate an 
ACO's application to determine whether the ACO satisfies the 
requirements of Sec.  425.304 and would approve or deny the 
application. CMS could reject the ACO's application to reduce or 
eliminate Part B cost sharing on the basis of one or more of the 
following:
     The ACO's and the ACO participant's history of 
noncompliance in the Shared Savings Program.
     The ACO's history of noncompliance in CMS Innovation 
Center ACO models.
     Whether the implementation plan complies with the 
requirements of Sec.  425.304.
     Such other factors as we deem reasonable to protect the 
integrity of the Shared Savings Program, including concerns that the 
use of Part B cost sharing support may contribute to fraud, waste or 
abuse.
    Part B cost sharing support can impact beneficiaries and ACO 
participants financially and therefore requires an ACO to maintain 
compliance with the requirements and guardrails laid out in this 
section to protect beneficiaries and ACO participants. We believe 
historical compliance with Shared Savings Program requirements and CMS 
Innovation Center model requirements is important for establishing 
experience that suggests the ACO is capable of providing Part B cost 
sharing support in alignment with program requirements. For example, if 
an ACO or an ACO participant has a history of noncompliance and we 
therefore issued pre-termination actions under Sec.  425.216, we would 
want to review the facts of those actions to determine whether the 
ACO's application to provide Part B cost sharing support should be 
approved. Additionally, if CMS receives additional information through 
claims analysis or other avenues that suggest that particular usage 
patterns of the Part B cost sharing support may be contributing to 
fraud, waste or abuse, CMS may not accept an ACO's application that 
proposes similar strategies.
    In the event that an ACO wants to make a change to its 
implementation plan, we propose at Sec.  425.304(e)(3)(iii) that the 
ACO must submit a description of the change to CMS in a form and manner 
and by a deadline or deadlines specified by CMS. CMS would evaluate the 
proposed change and either approve or reject it based on whether it 
complies with the factors outlined at proposed Sec.  425.304(e)(3)(ii). 
CMS intends to provide further information regarding the process for 
updating the implementation plan through sub-regulatory guidance.
    We seek comments on these proposals.
(b) Part B Cost Sharing Support Requirements
    We propose in Sec.  425.304(e)(4) to specify the program 
requirements for reducing or eliminating Part B cost sharing. We intend 
our proposal to allow ACOs to reduce or eliminate Part B cost sharing 
to improve the quality and efficiency of items and services furnished 
to Medicare beneficiaries by giving ACOs additional tools to encourage 
beneficiaries to utilize high value care. We recognize that there are a 
multitude of strategies that could be successful when reducing or 
eliminating Part B cost sharing for beneficiaries, and these strategies 
will likely differ by ACO. Our goal with this proposal is to provide 
ACOs with significant

[[Page 44117]]

flexibility to design a strategy that works for their organization 
while still maintaining safeguards for beneficiaries, health care 
providers, and CMS.
    In Sec.  425.304(e)(4)(i), we propose the basic eligibility 
requirements for a beneficiary to receive Part B cost sharing support 
for a specific item or service. An eligible beneficiary must be an 
assignable beneficiary as defined at Sec.  425.20 and must not have 
secondary insurance that covers the associated Part B cost sharing 
support obligation. Examples of secondary insurance could include a 
Medigap plan, Medicaid coverage, or other supplemental coverage through 
a beneficiary's employer or union. A beneficiary's eligibility may vary 
based on the item or service for which the ACO intends to reduce or 
eliminate cost sharing, based on their secondary insurance coverage. If 
a beneficiary's secondary insurance covers cost sharing support for 
some items and services but not all, ACOs may reduce or eliminate cost 
sharing support reductions for items and services that are not covered 
by the secondary insurance. This requirement would ensure the 
beneficiaries receive the benefits of reducing or eliminating cost 
sharing, and not insurers. To ensure that Part B cost sharing support 
is focused on improving the quality and efficiency of items and 
services beneficiaries receive, ACOs may only reduce or eliminate Part 
B cost sharing for beneficiaries whose overall health is expected to be 
improved or maintained by receiving the associated Part B item or 
service. This requirement is in place to reiterate that ACOs and ACO 
participants may not reduce or eliminate Part B cost sharing simply to 
increase reimbursements to health care providers through the provision 
of unnecessary items and services to beneficiaries.
    Proposed Sec.  425.304(e)(4)(ii) would allow ACOs to reduce or 
eliminate beneficiary cost sharing for all Medicare FFS Part B items 
and services except durable medical equipment, prosthetics, orthotics, 
supplies, and prescription drugs. We believe these excluded items have 
a higher risk potential for fraud, waste and abuse related to reducing 
or eliminating cost sharing, and this proposed policy aligns with the 
excluded items in the ACO REACH model. We intend to continue monitoring 
potential high-risk items and services and may add or remove items and 
services from this list in future years through notice and comment 
rulemaking.
    While ACOs would have significant flexibility to determine the 
groups of beneficiaries and items and services for which they intend to 
reduce or eliminate Part B cost sharing, we propose in Sec.  
425.304(e)(4)(iii) that an ACO's Part B cost sharing support must meet 
one or more of the following clinical goals for each beneficiary:
     Adherence to a treatment regime.
     Adherence to a drug regime.
     Adherence to a follow-up care plan.
     Management of a chronic disease or condition.
    This is intended to focus ACO use of cost sharing support on goals 
that will improve or maintain the overall health of eligible 
beneficiaries. While ACOs would have substantial flexibility to design 
their strategy for reducing or eliminating Part B cost sharing, CMS 
believes it is important that these strategies focus on a clear theory 
of action for meeting certain clinical goals.
    Additionally, we seek comment on whether CMS should make 
information regarding beneficiaries' supplemental health insurance 
coverage available to ACOs to assist them with determining beneficiary 
eligibility for and implementing Part B costs sharing support in 
accordance with the proposed requirements discussed above. We also seek 
comment on the specific data elements ACOs would need for this purpose, 
how frequently such information should be provided and any appropriate 
limitations or safeguards governing its use.
    CMS currently shares certain beneficiary-identifiable data with 
ACOs under our regulations at 42 CFR part 425, subpart H. We believe 
the disclosure of this additional information would be consistent with 
our existing data sharing framework, which is based on HIPAA Privacy 
Rule provisions governing disclosures for ``health care operations,'' 
provided the relevant regulatory conditions are satisfied. Under 45 CFR 
164.506(c)(4), a covered entity may disclose protected health 
information to another covered entity for the recipient's health care 
operations when each entity has or had a relationship with the 
individual who is the subject of the information, the information 
pertains to that relationship, and the disclosure is for a health care 
operations activity described in paragraphs (1) or (2) of the 
definition of ``health care operations'' at 45 CFR 164.501. Those 
activities include quality assessment and improvement activities, 
population-based activities relating to improving health or reducing 
health care costs, and evaluating practitioner or provider performance. 
CMS would offer only the information reasonably necessary to support 
implementation of Part B cost-sharing support and would establish 
appropriate limitations and safeguards governing its use and 
redisclosure.
    We seek comment on whether supplemental coverage information would 
help enable ACOs to administer Part B cost-sharing support effectively; 
the particular data elements, level of detail and frequency of updates 
needed; and whether additional data would be necessary for ACOs to 
operationalize this flexibility. After consideration of comments on 
this topic, CMS may finalize policy to share supplemental coverage 
information with ACOs.
    We propose to add Sec.  425.304(e)(4), to establish standards for 
the implementation of Part B cost sharing support. We seek comments on 
these proposals.
(c) Part B Cost Sharing Support Arrangements
    When an ACO chooses to reduce or eliminate Part B cost sharing, it 
must partner with ACO participants to implement this reduction or 
elimination of cost sharing for beneficiaries. In practice, the ACO 
would reduce or eliminate the cost sharing for an eligible beneficiary 
in partnership with the ACO participant, which would not collect cost 
sharing amounts (in whole or in part) from eligible beneficiaries for 
certain eligible Part B items and services. As this may have 
significant financial implications for practitioners, ACOs may only 
establish Part B cost sharing support arrangements with their ACO 
participants on a voluntary basis, as described below. ACOs must also 
communicate the relevant implementation information, including how ACO 
participants will be reimbursed for reduced or waived Part B cost 
sharing, prior to ACO participants agreeing to participate. In Sec.  
425.304(e)(5)(i), we propose that ACOs must have a written agreement 
with each ACO participant that has agreed to reduce or eliminate Part B 
cost sharing for eligible beneficiaries under a Part B cost sharing 
support arrangement with the ACO. The terms of the cost sharing support 
agreement must specify all of the following:
     The categories of eligible beneficiaries and eligible Part 
B items and services for which the ACO participant may reduce or 
eliminate cost sharing.
     A requirement that the ACO participant reduce or eliminate 
cost sharing in accordance with the ACO's approved implementation plan.
     The amount and frequency with which the ACO will reimburse 
the ACO participant for the cost sharing amounts not collected.

[[Page 44118]]

     A requirement for ACO participants to maintain copies of 
records that identify each beneficiary who received a reduction or 
elimination of Part B cost sharing, the type and date of service for 
which cost sharing support was provided, and the dollar amount of the 
cost sharing support.
     The ability for the ACO or ACO participant to terminate 
the Part B cost sharing support agreement if the ACO or ACO participant 
fails to comply with the requirements of this section.
     A requirement that the ACO or ACO participants will not 
market to beneficiaries the availability of the Part B cost sharing 
support as a substitute for their supplemental insurance coverage.
    All cost sharing support provided to beneficiaries must be provided 
in accordance with the ACO's implementation plan and the cost sharing 
support agreement between the ACO and ACO participant. We propose in 
Sec.  425.304(e)(5)(ii)(A) and (B) that an ACO participant cannot be 
required by an ACO to participate in an ACO's Part B cost sharing 
support arrangement and, alternatively, an ACO can participate in Part 
B cost sharing support, under an approved implementation plan, even if 
not all of its ACO participants agree to participate. While we believe 
reducing or eliminating Part B cost sharing is an important tool to 
offer ACOs, ACOs should not pressure their ACO participants into 
providing Part B cost sharing support. ACOs would be required to permit 
ACO participants to choose whether they wish to participate. CMS 
expects that some ACO participants would decide not to participate and 
that ACOs would be able to implement a reduction or elimination of Part 
B cost sharing for eligible beneficiaries if only a portion of their 
ACO participants were to opt in.
    Additionally, to avoid inappropriate conflicts of interest, we 
propose in Sec.  425.304(e)(5)(iii) that the ACO would be required to 
finance all payments made to ACO participants under the cost sharing 
support agreements from the ACO's own funds. For example, ACOs may not 
partner with local businesses outside the ACO to fund copay 
reimbursements to health care providers.
    We propose to add Sec.  425.304(e)(5) to establish the standards 
discussed previously in this section for the cost sharing support 
agreements ACOs must develop for ACO participants that choose to reduce 
or eliminate Part B cost sharing. We seek comments on these proposals.
(d) Record Retention
    To maintain the ability for CMS to monitor the implementation of 
the reduction or eliminating Part B cost sharing and resolve any 
identified compliance issues, we propose to require that ACOs must keep 
detailed records on the reduction or elimination of Part B cost sharing 
for beneficiaries. We propose in Sec.  425.304(e)(6)(i) that the ACO 
must maintain copies of the written cost sharing support agreements 
with ACO participants, as well as the following records.
     Records that identify each beneficiary who received a 
reduction or elimination of Part B cost sharing.
     Records that document the type and date of the Part B item 
or service for which Part B cost sharing was reduced or eliminated.
     Records that document the dollar amount of Part B cost 
sharing that was reduced or eliminated; and
     Records that document the ACO participant that furnished 
the item or service for which cost sharing support was reduced or 
eliminated.
    Additionally, we propose at Sec.  425.304(e)(6)(ii) that the ACO 
must provide the records specified in paragraph (e)(6)(i) upon CMS' 
request. For example, CMS may request these records if disputes arise 
that are elevated to CMS or if CMS has any reason to believe there may 
be non-compliance with a cost sharing support requirement. We may also 
conduct periodic audits to ensure compliance with this requirement.
    We propose to add Sec.  425.304(e)(6) to establish the standards 
discussed previously in this section for the record retention related 
to the reduction or elimination of Part B cost sharing. We seek 
comments on these proposals.
(e) Addressing Compliance Problems
    To protect both beneficiaries and health care providers, CMS 
proposes in Sec.  425.304(e)(7) that at any time, CMS may suspend or 
prohibit the ACO or any ACO participant from participating in a Part B 
cost sharing support arrangement if CMS determines that the ACO or ACO 
participant has failed to comply with any of the requirements of Part 
425. This suspension or prohibition will be effective, in CMS's 
discretion, regardless of whether the ACO has corrected or otherwise 
resolved the noncompliance.
    We propose to add Sec.  425.304(e)(7) to establish the standards 
discussed previously in this section for compliance and enforcement 
policies related to the reduction or elimination of Part B cost 
sharing. We seek comments on these proposals.
(f) OIG Safe Harbor Authority
    We expect to make a determination, if this rule is finalized, that 
the Federal anti-kickback statute safe harbor for CMS-sponsored model 
arrangements and CMS-sponsored model patient incentives (Sec. Sec.  
1001.952(ii)(1) and (2) of this title) is available to protect 
remuneration exchanged under certain financial arrangements and patient 
incentives that may be permitted under the final rule. Specifically, we 
expect to determine that the CMS-sponsored models safe harbor would be 
available to protect the following: remuneration exchanged under Part B 
cost sharing support arrangements between the ACO and ACO participant 
and patient incentives in the form of Part B cost sharing support 
furnished to eligible beneficiaries.
    We propose to add new Sec.  425.304(e)(2) that notes that CMS has 
determined that the Federal anti-kickback statute safe harbor for CMS-
sponsored model arrangements and CMS-sponsored model patient incentives 
(Sec. Sec.  1001.952(ii)(1) and (2) of this title) is available to 
protect remuneration exchanged under Part B cost sharing support 
arrangements between ACOs and ACO participants, and patient incentives 
in the form of Part B cost sharing support furnished to eligible 
beneficiaries under the Shared Savings Program that meet all of the 
requirements of this section and the anti-kickback statute safe harbor 
requirements set forth at Sec.  1001.952(ii) of this title.
    We seek comments on this proposal to allow ACOs to reduce or 
eliminate Part B cost sharing beginning in 2027, with a target date of 
April 1, noting that the application process for this first performance 
year will occur during early 2027.
b. Proposal to Discontinue Availability of the Option for Prepaid 
Shared Savings
(1) Background
    In the CY 2025 PFS final rule (89 FR 97710), CMS finalized prepaid 
shared savings, a payment option for ACOs that meet the eligibility 
criteria under Sec.  425.640 (89 FR 98134). This new payment option 
provides prepaid shared savings to ACOs with a history of earning 
shared savings while participating in the Shared Savings Program (89 FR 
98134). These payments would be distributed on a quarterly basis and 
would be recouped from shared savings CMS determines the ACO to have 
earned during the annual financial reconciliation cycle (89 FR 98134). 
Prepaid shared savings are the

[[Page 44119]]

advanced payment of shared savings that are expected to be earned by 
the ACO and are covered under the Shared Savings Distribution Waiver 
(89 FR 98134 referencing 80 FR 66726).
    In the CY 2025 PFS final rule, certain policies, including both 
existing policies and new policies adopted in the final rule, relied 
upon the authority granted in section 1899(i)(3) of the Act to use 
other payment models that the Secretary determined would improve the 
quality and efficiency of items and services furnished under the 
Medicare program, and that would not result in program expenditures 
greater than those that would result under the statutory payment model 
(89 FR 98085). This included allowing eligible ACOs to receive prepaid 
shared savings, as described in the final rule (89 FR 98085). Such a 
change to our payment methodology for prepaid shared savings was 
expected to improve the quality and efficiency of care and was not 
expected to result in a situation in which the payment methodology 
resulted in more spending under the program than would have resulted 
under the statutory payment methodology in section 1899(d) of the Act 
(89 FR 98085). As described in the Regulatory Impact Analysis in the CY 
2025 PFS final rule, the impact of prepaid shared savings alone was 
projected to be nominal. Both at the mean and at the 90th percentile 
the projected net impacts on Medicare spending rounded to zero (89 FR 
98526). We noted at the time that there was a high degree of 
uncertainty regarding whether (a) a meaningful number of ACOs would 
choose this option given the requirements for how prepayments must be 
spent, and (b) the potential impact (if any) that participation in this 
option would have on the cost of care (89 FR 98525).
    Uptake of this payment option has been very low. Only four ACOs 
participated in prepaid shared savings in 2026, the first year the 
payment option was available. This is likely due to a number of 
factors, many of which were raised by commenters during CY 2025 PFS 
rulemaking (89 FR 98136).
    As part of the prepaid shared savings option under Sec.  
425.640(e)(1)(ii), ACOs participating in prepaid shared savings must 
spend at least 50 percent of prepaid shared savings on direct 
beneficiary services in each performance year. These include, but are 
not limited to: cost-sharing support for Part B beneficiaries; certain 
vision, hearing and dental services; beneficiary meals; nutrition 
support; tenancy support and sustaining services, housing assistance, 
utility support, caregiver support services; services to address social 
isolation, home visits; and transportation services.\319\ Under Sec.  
425.640(e)(1)(i), ACOs may also elect to spend up to 50 percent of 
their prepaid shared savings on staffing (for example, hiring 
physicians or mid-level providers or staff education) and healthcare 
infrastructure investments (for example, improving practice management 
or electronic health record systems) in each performance year. ACOs 
participating in prepaid shared savings are prohibited from using 
prepaid shared savings for any expense other than those allowed under 
Sec.  425.640(e)(1), including but not limited to the following: 
management company or parent company profit; performance bonuses; 
provision of medical services covered by Medicare; cash or cash 
equivalent payments to patients; and items or activities unrelated to 
ACO management and operations of an ACO or beneficiary care (Sec.  
452.640(e)(2)). In the CY 2025 PFS final rule (89 FR 98141), we stated 
that the prepaid shared savings policy was developed to improve the 
quality and efficiency of items and services furnished to Medicare 
beneficiaries. We explained that the requirement that ACOs spend at 
least 50 percent of their prepaid shared savings on direct beneficiary 
services is important for meeting those goals. Direct beneficiary 
services like vision, hearing and dental, and other services that are 
evidence-based and medically appropriate for the beneficiary based on 
clinical risk factors, have the potential to improve beneficiary health 
outcomes, reduce costs, and improve beneficiary engagement and 
willingness to receive care from a provider affiliated with an ACO. We 
believed financially successful ACOs are likely to have already made 
significant investments in staffing and healthcare infrastructure, as 
they are necessary for the functioning of an ACO. We also noted the 
restriction on using prepaid shared savings for expenses like provider 
bonuses is important for ensuring that prepaid shared savings are used 
for expenses that directly improve beneficiary care (89 FR 98141).
---------------------------------------------------------------------------

    \319\ See Prepaid Shared Savings Guidance, May 2025 Version 1 
https://www.cms.gov/files/document/prepaid-shared-savings-guidance.pdf.
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    Additionally, to monitor compliance with ACO use of the prepaid 
shared savings, CMS requires ACOs to submit an annual spend plan under 
Sec.  425.640(d) detailing their planned use of prepaid shared savings 
to CMS as well as publicly report the total amount of prepaid shared 
savings received, investments made, beneficiary groups served, changes 
to ACO's spend plan, and an itemization of how prepaid shared savings 
were spent during the performance year (Sec.  425.308(b)(10) and Sec.  
452.640(i)). In the CY 2025 PFS final rule (89 FR 98138), we noted that 
we understood that submitting a detailed spend plan on the use of 
prepaid shared savings requires administrative work for participating 
ACOs. However, detailed spend plans which include information on (1) 
direct beneficiary services that would be provided to ACO 
beneficiaries; and (2) investments that would be made in the ACO with 
prepaid shared savings are important for monitoring that ACOs use 
prepaid shared savings consistent with the requirements for use and 
management of prepaid shared savings under Sec.  425.640(e) (89 FR 
98138). CMS expressed that it was particularly important for us to 
ensure ACOs use prepaid shared savings consistent with those use and 
management requirements because prepaid shared savings are advances of 
shared savings to ACOs prior to ACOs actually earning the shared 
savings, and should be focused on improving beneficiary outcomes and 
quality of care, reducing costs, improving ACO efficiency, and 
improving beneficiary engagement and willingness to receive care from a 
provider affiliated with an ACO. Those requirements also promote 
transparency in how ACOs are using prepaid shared savings. That 
transparency improves the coordination and quality of care provided by 
participating ACOs by facilitating their efforts to share information 
with each other, CMS, and the public about how they effectively used 
prepaid shared savings to improve the quality and efficiency of the 
care they provided to their beneficiaries (89 FR 98138).
    In the CY 2025 PFS final rule (89 FR 98141), commenters noted that 
the restrictions on use of prepaid shared savings and the amount of 
documentation required would create significant administrative burden 
beyond what is already required by the Shared Savings Program. Many 
commenters asserted that the restrictions on the use of prepaid shared 
savings are unnecessary and likely to negatively impact ACO 
participation in prepaid shared savings (89 FR 98141). Most of the 
commenters disagreed with the requirement that ACOs spend at least 50 
percent of prepaid shared savings on direct beneficiary services (89 FR 
98141). They also commented that providing written spend plans would 
generate additional burden for ACOs (89 FR 98138). CMS acknowledged 
commenter concerns but

[[Page 44120]]

implemented the policy largely as proposed. CMS subsequently heard 
similar feedback from ACOs during the first application period for 
prepaid shared savings, PY 2026, including that the requirement to 
spend at least 50 percent of prepaid shared savings on direct 
beneficiary services is unrealistic as there is a lack of evidence that 
services identified as ``direct beneficiary services'' generates 
sufficient return on investment for ACOs.
    We continue to believe that these guardrails on the use and 
reporting of prepaid shared savings are important for ensuring ACOs 
direct these funds in a way that improves the quality and efficiency of 
items and services furnished to Medicare beneficiaries; however, we 
believe that commenters were also correct that these guardrails 
significantly limited participation. In CY 2025 PFS final rule (89 FR 
98141), CMS anticipated that the restrictions in prepaid shared savings 
could reduce the number of ACOs that ultimately decide to participate 
in prepaid shared savings. During the PY 2026 application cycle, 23 
ACOs submitted an application for prepaid shared savings and only 4 
were ultimately approved to participate. The majority of applicants 
withdrew from consideration or were denied participation due to 
deficiencies with their applications. Examples of the deficiencies 
included submitted spend plans that did not align with the requirement 
that 50 percent of the funding be spent on direct beneficiary services. 
We believe the low participation rate reflects the administrative 
burden and limited financial incentive of the prepaid shared savings 
option for ACOs. At this time, we believe we can achieve similar 
outcomes with less burden and less financial risk to CMS through an 
alternative approach that offers ACOs the ability to reduce or 
eliminate Part B cost sharing as described in section III.G.6.a. of 
this proposed rule, as ACOs are already permitted to use their earned 
shared savings to invest in staffing and healthcare infrastructure.
(2) Proposed Revisions
    Based on our experience with the prepaid shared savings option to 
date, we are proposing to remove the prepaid shared savings option from 
the Medicare Shared Savings Program. Although our prior analysis 
assumed up to 30 ACOs per year might elect the option,\320\ actual 
uptake has been significantly lower with only four ACOs currently 
participating.
---------------------------------------------------------------------------

    \320\ 89 FR 98525.
---------------------------------------------------------------------------

    We believe this limited uptake constrains the option's ability to 
meaningfully advance the goals for which it was established, including 
improving beneficiary engagement and outcomes and reducing unnecessary 
expenditures. At the same time, maintaining the option requires CMS to 
maintain annual application cycles for the prepaid shared savings 
option, monitor ACO participation under prepaid shared savings, 
distribute payments, and assume the risk of unpaid debt.
    Furthermore, based on early experience with the program with few 
ACOs opting to participate and feedback from eligible ACOs, we 
anticipate that participation in the prepaid shared savings option as 
currently written is likely to remain limited, as we do not believe we 
can resolve the ACOs' concerns with the payment option while meeting 
the option's original goals and safeguards. For example, the 
requirement that ACOs spend at least 50 percent of the funding on 
direct beneficiary services is necessary for impacting beneficiary 
health outcomes and reducing costs. Similarly, spend plan requirements 
are necessary for monitoring and transparency purposes. Removing or 
substantially weakening these requirements would materially change the 
purpose and expected effects of the option. Given the very limited 
participation to date as well as limited anticipated future 
participation, we do not believe continuing to maintain this option is 
an effective and efficient use of CMS program resources.
    As such, we plan to sunset the prepaid shared savings option over 
the course of currently participating ACOs' agreement periods.
    We propose to revise Sec.  425.640(b) to end ACO eligibility for 
prepaid shared savings beginning on January 1, 2027. Section 
425.640(b)(1)(i) will be revised to read, the ACO is a renewing ACO as 
defined under Sec.  425.20 entering an agreement period beginning on 
January 1, 2026 or January 1, 2027. We will accept one final cohort of 
ACOs during the PY 2027 application cycle but will no longer accept 
applications for this prepaid shared savings payment option after this 
year. We propose to revise Sec.  425.640(c)(1) to read, ``For an ACO 
renewing to enter into an agreement period beginning on January 1, 2026 
or January 1, 2027, to obtain a determination regarding whether the ACO 
may receive prepaid shared savings, the ACO must submit a complete 
supplemental application with its application to renew for a new 
agreement period in the Shared Savings Program (submitted under Sec.  
425.224) in the form and manner and by a deadline specified by CMS.''
    Additionally, we propose to revise Sec.  425.640(f)(1) to no longer 
distribute prepaid shared savings to ACOs after December 31, 2027. 
Section 425.640(f)(1)(i) will be revised to state, ``An eligible ACO 
entering an agreement period beginning on January 1, 2026, or January 
1, 2027 will receive quarterly prepaid shared savings payments through 
December 31, 2027, unless the payment is withheld or terminated under 
paragraph (h) of this section.'' A similar change will be made to Sec.  
425.640(f)(1)(ii), which will be revised to read, ``An eligible ACO 
participating in an agreement period beginning on January 1, 2025, will 
receive quarterly prepaid shared savings payments starting with the 
performance year beginning on January 1, 2026, through December 31, 
2027, unless the payment is withheld or terminated under paragraph (h) 
of this section. The ACO will not receive additional or catch-up 
payments for performance year 2025.'' Currently participating ACOs who 
receive payments for 2026 and 2027 will not receive prepaid shared 
savings payments beginning in 2028. Any ACO who begins participating in 
2027 will receive one year of payments in 2027 and will not receive 
payments beginning in 2028. We intend to provide further information 
regarding the timing of final quarterly payments through sub-regulatory 
guidance.
    We do not anticipate significant disruption among ACOs 
participating in the option or their beneficiaries due to (1) the low 
number of participants, (2) the ample notice we propose giving ACOs to 
plan for the sunsetting of the prepaid shared savings option and (3) 
the ability of ACOs to continue to provide any ``direct beneficiary 
services'' through their earned shared savings. With the exception of 
beneficiary cost sharing support, ACOs are currently permitted to use 
their earned shared savings to pay for anything that is currently being 
covered by prepaid shared savings as both funding sources qualify for 
protection under the Shared Savings Program ACO Final Waivers (80 FR 
66726). As discussed in section III.G.6.a. of this proposed rule, CMS 
is proposing to allow ACOs to offer beneficiary cost sharing support 
outside of prepaid shared savings in early 2027 so there will be no gap 
in an ACO's ability to offer beneficiary cost sharing support if they 
opt to offer it under earned prepaid shared savings.
    Those ACOs who participate in the prepaid shared savings 
participation option in 2026 or 2027 will not see

[[Page 44121]]

changes to the requirements of the program for the prepaid shared 
savings they receive. Specifically, ACOs that receive prepaid shared 
savings in 2026 or 2027 will continue to be able to spend the funding 
as outlined in Sec.  425.640(e). ACOs will be required to continue to 
participate in the monitoring and reporting requirements of prepaid 
shared savings until all prepaid shared savings have been repaid to 
CMS.
    We still believe there is value in encouraging ACOs to engage 
beneficiaries with strategies and tools designed to support their 
health and believe there is value in supporting cash flow mechanisms 
for ACOs. However, the combination of these two goals in prepaid shared 
savings does not appear viable. We are proposing under Sec.  425.304(e) 
to allow all eligible ACOs to offer cost sharing support to 
beneficiaries beginning early 2027 as noted previously in this section. 
We are interested in feedback on tools ACOs would find valuable for 
engaging beneficiaries in hopes to expand policies in this area in 
future years. We are also interested in additional ways to support ACO 
cash flow and are looking for feedback on this topic as outlined in the 
Request for Information on primary care capitation in section II.E. of 
this proposed rule.
    We seek comments on the proposal to eliminate the prepaid shared 
savings option as of January 1, 2028, noting that the last opportunity 
for a cohort to elect to participate in the option will be for PY 2027.
7. Proposal To Modify the Methodology and Use Description for Advance 
Investment Payments
(a) Background
    In the CY 2023 PFS final rule (87 FR 69782 through 87 FR 69805), we 
finalized the availability of the advance investment payment option, 
beginning on January 1, 2024. Advance investment payments are available 
to eligible low revenue ACOs inexperienced with performance-based risk 
Medicare ACO initiatives and that are new to the Shared Savings 
Program. These ACOs may receive an up-front, one-time fixed payment of 
$250,000 and per beneficiary quarterly payments for the first two 
performance years of their agreement period. Eligible ACOs that apply 
for and receive advance investment payments receive payments determined 
under the methodology described in Sec.  425.630(f)(2). Furthermore, 
ACOs' use of advance investment payments is subject to the requirements 
set forth in Sec.  425.630(e). ACOs are permitted to use the advanced 
investment payments to invest in increased staffing, healthcare 
infrastructure, and the provision of accountable care for underserved 
beneficiaries. Advance investment payments are intended to reduce 
upfront costs that prevent providers and suppliers from forming ACOs, 
caring for beneficiaries in underserved communities, and achieving 
long-term success in the Shared Savings Program. For more information 
about the history and development of the advance investment payment 
option and goals for the program, refer to the CY 2023 PFS final rule 
(87 FR 69782 through 87 FR 69805).
(1) Area Deprivation Index
    In the CY 2023 PFS final rule (87 FR 69792 through 69800), we 
finalized that the amount of advance investment payments that eligible 
ACOs can receive over the two years of quarterly payments was based on 
assigned beneficiaries' area deprivation index (ADI) score, Medicare 
Part D Low Income Subsidy (LIS) status, and dual eligibility for 
Medicare and Medicaid. The maximum amount was finalized as $45 per 
eligible beneficiary per quarter and there was a 10,000-beneficiary cap 
for the calculation of quarterly payments. LIS/dual eligibility grants 
an ACO the maximum $45 per eligible beneficiary, whereas ADI scores 
provide a range of payment amounts for beneficiaries without LIS/dual 
eligibility.
    The quarterly advance investment payment calculation methodology 
finalized in the CY 2023 PFS final rule (87 FR 69792 through 69800) 
results in an increase in payments when more beneficiaries who are LIS/
dually eligible or who live in areas with high deprivation (measured by 
ADI), or both, are assigned to the ACO. Regarding ADI, the risk 
factors-based score was set to the ADI national percentile rank of the 
census block group in which the beneficiary resides, and higher risk 
factors-based scores resulted in ACOs receiving higher payment amounts 
for assigned beneficiaries (87 FR 69794 and 69795). ADI scores range in 
payment amounts from $0 for those with a risk factors-based score 
between 1 and 24 to the maximum $45 for those with a risk factors-based 
score between 85 and 100 (Sec.  425.630(f)(2)(iii)). The quarterly 
payments intend to compensate for variable ongoing operating costs that 
are related to the provision of care for the ACO's assigned 
beneficiaries.
    We stated in the CY 2023 PFS final rule (87 FR 69793 and 69794) 
that we believed using ADI was a method for indicating beneficiaries 
with high needs, specifically to capture local socioeconomic factors 
correlated with medical disparities and underservice. We stated that 
the inclusion of ADI as a criterion for quarterly advance investment 
payments furthered CMS's goal to reduce financial barriers for new, low 
revenue, and inexperienced ACOs. Since the option became available 
January 1, 2024, we have reviewed the characteristics of ACOs electing 
to participate in the advance investment payment option and how ADI as 
well as LIS/dual eligibility are impacting ACOs' quarterly advance 
investment payments.
(2) Advance Investment Payment Program Post-Implementation
    In PY 2024, 19 newly formed ACOs in the Shared Savings Program were 
participating in the new advance investment payment option, receiving 
more than $25.7 million in advance investment payments in their first 
performance year.\321\ Analysis of ACOs receiving advance investment 
payments show that the payment option is encouraging ACOs to form in 
areas where ACOs may not have otherwise formed and where other Medicare 
payment and delivery innovations were less likely to be present. In its 
first year of implementation, the advance investment payment option 
appeared to attract new ACOs in these communities. Compared to non-
advance investment payment ACO starters in 2024, the advance investment 
payment ACOs were caring for more beneficiaries residing in a health 
provider shortage area (51.2 percent versus 34 percent) and residing in 
a rural location (42.1 percent versus 27.0 percent).\322\ Our analysis 
of the advance investment payments made in PYs 2025 and 2026 also 
investigated which beneficiary characteristics were impacting the 
quarterly payment amount received by ACOs receiving advance interest 
payments. This analysis showed that the average share of quarterly 
payments attributed to ADI beneficiaries, as opposed to LIS/dual 
eligible beneficiaries, fluctuated by 13 percentage points between PY 
2025 and PY 2026.\323\
---------------------------------------------------------------------------

    \321\ Counts based on internal analysis of ACOs participating in 
the Advance Investment Payment option in PY 2024.
    \322\ Counts based on internal analysis of ACOs participating in 
the Advance Investment Payment model in PY 2024.
    \323\ Counts based on internal analysis of ACOs participating in 
the Advance Investment Payment model in PYs 2025 and 2026.
---------------------------------------------------------------------------

    After publication of the CY 2023 PFS final rule for the advance 
investment payment option, we were made aware of

[[Page 44122]]

concerns with the lack of standardization of ADI: Scores were heavily 
influenced by the median home value indicator, which is one out of the 
17 indicators included in the calculation of ADI.4 The 17 
indicators are combined directly and, as such, the median home value 
indicator, which a combination of being in large dollar units and 
having large variance, impacts ADI scores more than other indicators, 
in particular, the percent-based indicators (for example, percent 
living in poverty). Cost-of-living when primarily captured by a 
region's median home value is incomplete and not perfectly aligned with 
area deprivation, as current research testing ADI indicates. For 
example, analyses have shown that many regions with high median home 
values were flagged as low deprivation based on their ADI scores, but 
these areas were experiencing deprivation when looking at other ADI 
variables such as poverty and unemployment rates.324 325 We 
do not believe it is appropriate to continue using an indicator that is 
not meeting its stated goals of identifying area deprivation, and 
propose to revise the advance investment payment methodology to 
simplify and refocus on the intended outcome of reducing upfront costs 
that prevent providers and suppliers from forming ACOs, caring for 
beneficiaries in underserved communities, and achieving long-term 
success in the Shared Savings Program.
---------------------------------------------------------------------------

    \324\ Edward L. Hannan, Yifeng Wu, Kimberly Cozzens, and Brett 
Anderson, Health Affairs 2023. Available at https://www.healthaffairs.org/doi/full/10.1377/hlthaff.2022.01406.
    \325\ Alexander M, Azar K, Smits K, Tio A, deGhetaldi L. Health 
Affairs Forefront. February 2023. ACO Benchmarks Based On Area 
Deprivation Index Mask Inequities. Available at https://www.healthaffairs.org/content/forefront/aco-benchmarks-based-area-deprivation-index-mask-inequities.
---------------------------------------------------------------------------

(b) Proposed Revisions
(1) Proposed Removal of the Area Deprivation Index From the Advance 
Investment Payment Methodology
    We propose to remove ADI from the advance investment payments 
methodology at Sec.  425.630(f)(2). Our proposal to remove ADI from the 
quarterly payment amount methodology and remove the risk factors-based 
score (as described below in section III.G.7.2.b) necessitates 
adjustments to Sec.  425.630(f)(2)(ii) and is intended to better meet 
the objectives of the advance investment payment option policy.
(2) Proposed Addition of the Rural Criterion to the Advance Investment 
Payment Methodology
    While we are proposing to remove ADI, we want to continue to 
encourage low-revenue ACOs that are inexperienced with risk to 
participate in the Shared Savings Program, including rural ACOs as 
noted previously in this section. Rural ACOs are currently 
underrepresented in the Shared Savings Program, with only 14.5 percent 
of TINs participating in Shared Savings Program ACOs located in rural 
areas in comparison to 20 percent of non-Shared Savings Program 
TINs.\326\ This analysis of FY 2024 assigned beneficiaries, provided in 
section III.G.7.1.b. of this proposed rule, highlights a smaller 
proportion of these beneficiaries live in rural communities. We propose 
adding a rural component to the payment amount calculation for 
determining quarterly advance investment payments and believe this 
addition, in conjunction with the current components targeting 
beneficiaries enrolled in the Medicare Part D LIS or dually eligible 
for Medicare and Medicaid, will contribute to the advance investment 
payment option's increasing ACO's population health management 
capabilities, including the provision of accountable care for 
underserved beneficiaries, while simplifying the calculation (87 FR 
69788). This also aligns with work CMS is carrying out through the 
Rural Health Transformation Program that was authorized by section 
71401 of the Working Families Tax Cut legislation (Pub. L. 119-21, July 
4, 2025).
---------------------------------------------------------------------------

    \326\ Counts based on internal analysis of ACOs participating in 
the Shared Savings Program in PY 2026.
---------------------------------------------------------------------------

    Through the Rural Health Transformation Program, CMS is working to 
strengthen rural communities across America by improving healthcare 
access, quality, and outcomes by transforming healthcare delivery. 
Encouraging ACO formation in rural areas directly supports these 
goals.\327\ Primary residence in rural areas can be associated with 
barriers to accessing care, including geographic isolation, provider 
shortages, transportation challenges, limited broadband or technology 
infrastructure, and fewer locally available health care resources. We 
had hoped to address some of these access-related challenges through 
the inclusion of ADI in the advance investment payments methodology. 
However, rural residence captures a distinct set of geographic and 
infrastructure-related barriers.
---------------------------------------------------------------------------

    \327\ CMS Rural Health Transformation (RHT) Program. 2026 
Available at https://www.cms.gov/priorities/rural-health-transformation-rht-program/overview.
---------------------------------------------------------------------------

    Our internal analysis of ACO beneficiaries indicates there is 
limited overlap between LIS/duals eligibility and beneficiaries living 
in a rural area. As a result, adding a rural residence component would 
allow the methodology to better identify and direct the maximum 
quarterly payment amount to additional underserved beneficiaries who 
may face access-related barriers that are not otherwise captured by 
LIS/dual eligibility status.
    As noted, we believe rurality is an appropriate geographic proxy 
for access-related challenges, including differences in health care 
infrastructure and workforce availability. These factors may affect an 
ACO's ability to form, participate, and succeed in rural areas and 
therefore ACOs therefore may need a higher amount of advance investment 
payments to consider participating. We seek to encourage formation of 
ACOs in areas experiencing medical disparities and underservice, and 
have recognized through internal analysis of assigned beneficiary 
characteristics that the LIS/dual eligibility statuses do not fully 
capture rural beneficiaries. Therefore, we propose introducing a rural 
component to the advance investment payments methodology.
    To calculate the advance investment payment for an eligible ACO 
based on the number of their rural assigned beneficiaries, we propose 
establishing a beneficiary's rural residence from their latest mailing 
address in the CMS data systems at the time of determining advance 
investment payments. Furthermore, we propose using the most recently 
available version of the United States Census Bureau Delineation File 
to determine whether a beneficiary resides in a rural county.\328\ The 
Office of Management and Budget (OMB) makes the delineation file 
publicly available on the Census.gov website. OMB provides the 
delineation file and other reference files as a reliable standard for 
academic research and public policy development. The delineation file 
defines an area as micropolitan or metropolitan as having a population 
of 10,000 to 50,000 individuals or a population greater than 50,000 
individuals, respectively. Areas where the population is less than 
10,000 are considered noncore. Noncore areas are defined by identifying 
Federal Information Processing Standards State

[[Page 44123]]

and County codes that are not included in the delineation file. OMB 
does not characterize counties as rural or urban, and we propose to use 
the Federal Office of Rural Health Policy (FORHP), in the Health 
Resources and Services Administration, interpretation of these county 
designations, which considers all non-metro counties as rural.\329\ We 
propose that beneficiaries will be considered to be residing in a rural 
county for the purposes of the advance investment quarterly payment 
calculation, if they are non-metro, that is residing in a micropolitan 
or noncore area. As of July 2023, 13.8 percent of the U.S. population 
is living in the micropolitan or noncore areas.\330\
---------------------------------------------------------------------------

    \328\ Refer to https://www.census.gov/geographies/reference-files/time-series/demo/metro-micro/delineation-files.html.
    \329\ Health Resources and Services Administration. How we 
Define Rural. Available at https://www.hrsa.gov/rural-health/about-us/what-is-rural.
    \330\ US Census Bureau. Metropolitan and Micropolitan. Available 
at https://www.census.gov/programs-surveys/metro-micro.html.
---------------------------------------------------------------------------

    For the purpose of implementing changes to the advance investment 
payments, the use of county level data would allow for timelier 
implementation and sharing of data with ACOs since the delineation file 
is readily available and already used by CMS for internal analyses of 
ACOs by region. Counties are also well understood by providers and 
stable over time, which reduces complexity and burden for ACOs working 
to understand the methodology. We believe that this rural definition, 
in combination with the maximum payments based on beneficiary LIS/dual 
eligibility status, will support ACOs in caring for beneficiaries in 
underserved communities.
(3) Proposed Amount for All Beneficiaries to the Advance Investment 
Payment Methodology
    We intend for these changes to the advance investment payments 
methodology to encourage the formation of new ACOs in underserved 
communities and describe the proposed rural criteria for determining 
advance investment payments above. However, as we stated in the CY 2023 
PFS final rule (87 FR 69785), we do not believe in limiting advance 
investment payment option eligibility only to ACOs serving rural areas 
or areas with a high proportion of beneficiaries dually eligible for 
Medicaid and Medicare or Part D LIS is in line with the policy's goals. 
We recognize that there are beneficiaries who reside in other areas who 
could also benefit from the high-quality coordinated care an ACO 
provides. With the removal of ADI and its tiered scoring structure 
using risk factors-based scores, we propose an alternative payment 
methodology that also accounts for non-rural beneficiaries who are not 
LIS/dually eligible and whose assignment may have resulted in some 
payment under the current advance investment payments methodology. Our 
experience implementing the advance investment payment option over the 
last few years leads us to believe ACO participation in the payment 
option could be more attractive with the addition of a lower flat 
payment amount for all beneficiaries assigned to the ACO, up to the 
10,000 beneficiaries cap. Therefore, we propose that all non-rural 
beneficiaries who are not LIS/dually eligible beneficiaries would 
result in ACOs receiving a flat rate of $25 per beneficiary as part of 
setting each ACO's quarterly payments.
    We anticipate that the proposed change to remove ADI and add 
rurality as well as a payment amount for all beneficiaries not 
identified as LIS/dual eligible or rural will provide similar aggregate 
quarterly payment amounts to new advance investment payment option 
participants and, in keeping in line with the intent of the advance 
investment payment option, any new methodology developed should 
encourage ACOs serving populations that need financial support to begin 
participation in value-based care. We conducted an analysis that 
compared the quarterly advance investment payments for PY 2024 using 
the existing methodology utilizing ADI and the proposed methodology 
using a rural component. Results indicated that, compared to the 
current methodology, the proposed methodology will provide the vast 
majority (89.5 percent) of advance investment payment ACOs with 
slightly higher payments (totaling about $889,000 more per quarter or 
$3.6 million more per year distributed among all ACOs), which align 
with payment goals outlined previously in this section.\331\ While we 
believe these proposed policy adjustments will increase support for ACO 
formation in rural areas, this analysis demonstrates that our proposed 
policies maintain support for ACOs regardless of location.
---------------------------------------------------------------------------

    \331\ Based on internal analysis of ACOs participating in the 
Advance Investment Payment model in PY 2024.
---------------------------------------------------------------------------

    Section 1899(i)(3)(A) of the Act requires CMS to determine that 
advance investment payments would improve the quality and efficiency of 
items furnished to Medicare to make such payments. We believe that the 
updated methodology will meet this standard and improve our ability to 
target the populations that CMS seeks to support. Section 1899(i)(3)(B) 
of the Act requires CMS to determine that advance investment payments, 
when implemented in combination with existing modifications made to the 
Shared Savings Program specified in section 1899(d) of the Act, will 
not result in additional program expenditures. In evaluation of current 
program performance, the structure of advance investment payment 
program is successful in not increasing program expenditures, and the 
changes to the methodology will not affect this outcome as the 
overarching structure the advance investment payment option remains the 
same. In accordance with section 1899(i)(3) of the Act authorizing the 
use of alternative payment models, we propose to update the steps at 
Sec.  425.630(f)(2) to allow ACOs participating in the advance 
investment payment option will receive a maximum payment of $45 if the 
assigned beneficiary is enrolled in the Medicare Part D LIS or is 
dually eligible for Medicare and Medicaid or is residing in a 
Micropolitan or ``Noncore'' Census Status (henceforth ``rural''). 
Additionally, for beneficiaries outside of these categories, ACOs will 
receive a flat rate of $25 per beneficiary as part of setting each ACOs 
quarterly payments.
(4) Implementation Timeline for Revisions to the Advance Investment 
Payments Methodology
    We propose that changes to remove ADI and to add rurality to the 
quarterly payment methodology would be implemented for ACOs who apply 
for the advance investment payment option with an effective date of 
January 1, 2028, as well as for the second year of payments for ACOs 
who began receiving advance investment payments in 2027. This timeline 
allows ACOs planning to apply to the Shared Savings Program to 
understand the proposed methodology for the advance investment payment 
option prior to applying to the program in the summer of 2027. We 
believe that as the vast majority of the ACOs will receive slightly 
higher payments under the new methodology, it is a more efficient use 
of agency resources to move to using the updated methodology for all 
ACOs at the same time, instead of running two separate methodologies 
simultaneously.
    We seek public comment on the proposed timeline for implementing 
changes to the advance investment payments methodology effective 
January 1, 2028. Specifically, we are seeking public comment on the 
following proposed revisions to the regulation text at Sec.  425.630:

[[Page 44124]]

     At paragraph (f)(2)(ii) add the introductory phrase ``For 
performance years 2023 through 2027.''
     At paragraph (f)(2)(iii), we propose to specify how CMS 
determines the amount each assigned beneficiary adds to an ACOs 
quarterly payment amount. At new paragraph (f)(2)(iii)(A), we describe 
the existing requirements on how we determine the payment amount that 
corresponds to the beneficiary's risk factors-based score, and related 
table, which we propose to specify would be applicable for PYs 2023 
through 2027. In new paragraph (f)(2)(iii)(B), we are proposing to 
specify how we would determine the quarterly payment amount for PY 2028 
and subsequent PYs. For each beneficiary in the assigned population 
identified in paragraph (f)(2)(i) of this section, CMS determines the 
quarterly payment amount for two categories of beneficiaries. First, an 
ACO will receive a quarterly payment of $45 for each beneficiary that 
meets any of the following criteria:
     Is enrolled in the LIS.
     Is dually eligible for Medicare and Medicaid.
     Is residing in a county with rural census status (as 
defined at Sec.  425.20). CMS determines the county of residence for 
the beneficiary based on the beneficiary's mailing address.
    Then, an ACO will receive a quarterly payment of $25 for each 
beneficiary who does not meet any of the criteria listed in paragraph 
(f)(2)(iii)(B)(1) of this section.
    At paragraph (f)(2)(iv), we propose to specify how CMS calculates 
an ACO's quarterly payment amount. In new paragraph (f)(2)(iv)(A), we 
describe the existing process that the quarterly payment amount is the 
sum of the beneficiary payment amounts corresponding to each assigned 
beneficiary's risk factors-based score, capped at 10,000 beneficiaries, 
which we propose to specify would be applicable for PYs 2023 through 
2027. In new paragraph (f)(2)(iv)(B), we are proposing a new 
methodology for PY 2028 and subsequent PYs. We propose that the ACO's 
quarterly payment amount will be the sum of the beneficiary payment 
amounts corresponding to the quarterly payments specified in paragraph 
(f)(2)(iii)(B) of this section. If the ACO has more than 10,000 
assigned beneficiaries according to paragraph (f)(2)(i) of this 
section, we will calculate the quarterly payment amount based on the 
10,000 assigned beneficiaries with the highest quarterly payment 
determined according to paragraph (f)(2)(iii)(B) of this section.
    We are also seeking public comment on the proposed revisions to the 
regulation text at Sec.  425.20:
    Add new definition for the term ``Rural County Status'' to mean 
beneficiary residence in a mailing address with United States county 
status of Micropolitan (population of 10,000 to 50,000 individuals) or 
Noncore (population less than 10,000 individuals) per the Federal 
Office of Rural Health Policy (FORHP) county designation using the most 
recently available version of the United States Census Bureau 
Delineation File.
(5) Proposed Revisions to the Terminology of Allowable Uses
    At Sec.  425.630(e)(1), we state that an ACO must use an advance 
investment payment to improve the quality and efficiency of items and 
services furnished to beneficiaries by investing in increased staffing, 
health care infrastructure, and the provision of accountable care for 
underserved beneficiaries, which may include addressing social 
determinants of health. We believe that the term ``social determinants 
of health'' is not as precise as we would prefer, and propose to 
replace the term with ``upstream drivers of health.'' Specifically, 
while the terms are similar in describing non-medical factors that can 
shape beneficiaries' health, ``upstream drivers of health'' more 
clearly describes the focus on the upstream or root causes of health 
outcomes. This framing does not change the types of investments that 
advance investment payments can be spent on, but instead more clearly 
identifies these investments, which include, but are not limited to, 
transportation, utilities and housing-related assistance, as well as 
services to encourage improved fitness and nutrition and promote a 
healthy environment. Specifically, we propose to revise Sec.  
425.630(e)(1) to read: ``Allowable uses. An ACO must use an advance 
investment payment to improve the quality and efficiency of items and 
services furnished to beneficiaries by investing in increased staffing, 
health care infrastructure, and the provision of accountable care for 
underserved beneficiaries, which may include addressing upstream 
drivers of health. Expenditures of advance investment payments must 
comply with the beneficiary incentive provision at Sec.  425.304, 
paragraph (e)(2) of this section, and all other applicable laws and 
regulations.'' We seek comments on this proposal.
8. Identifying ACOs Experienced With Performance-Based Risk Medicare 
ACO Initiatives
a. Background
    In the December 31, 2018 Shared Savings Program final rule (83 FR 
67816), referred to as the Pathways to Success, CMS finalized the 
definition of the term, ``performance-based risk Medicare ACO 
initiative,'' to mean an initiative implemented by CMS that requires an 
ACO to participate under a two-sided model during its agreement period 
(83 FR 67904). This includes Levels C, D and E of the BASIC track, and 
the ENHANCED track of the Shared Savings Program. This definition also 
includes other Medicare ACO initiatives involving two-sided risk, such 
as two-sided risk CMS Innovation Center ACO Models, as may be specified 
by CMS (83 FR 67904).
    In the December 2018 final rule, we explained that the risk 
experience of ACOs and their ACO participants in Medicare ACO 
initiatives is considered in determining which agreement track (BASIC 
or ENHANCED) the ACO is eligible to enter as well as the applicability 
of policies that phase in over time, namely the equal weighting of 
benchmark year expenditures, the policy of adjusting the benchmark 
based on regional FFS expenditures, and the phase-in of pay-for-
performance under the program's quality performance standards (83 FR 
67904-67907). As a factor in determining an ACO's participation 
options, we established requirements for evaluating whether an ACO is 
inexperienced with performance-based risk Medicare ACO initiatives such 
that the ACO would be eligible to enter into an agreement period under 
the BASIC track's glide path or whether the ACO is experienced with 
performance-based risk Medicare ACO initiatives and therefore limited 
to participating under the higher-risk tracks of the Shared Savings 
Program (either an agreement period under the maximum level of risk and 
potential reward for Level E of the BASIC track or the ENHANCED track) 
(83 FR 67894).
    We later identified a policy refinement around identifying ACOs 
experienced with risk based on an ACO Participant TIN's prior 
participation in the CY 2024 PFS final rule published on November 16, 
2023, adding that ``an ACO participant is considered to have 
participated in a performance-based risk Medicare ACO initiative if the 
ACO participant TIN was or will be included in financial reconciliation 
for one or more performance years under such initiative during any of 
the 5 most recent performance years,'' to the

[[Page 44125]]

definitions of ``experienced with performance-based risk Medicare ACO 
initiatives'' and ``inexperienced with performance-based risk Medicare 
ACO initiatives'' under Sec.  425.20 (88 FR 79219 through 79220; 79543 
through 79544). This was not a policy change, but an attempt to more 
clearly communicate ongoing operational policy.
    Accordingly, as codified under Sec.  425.20, we defined 
``experienced with performance-based risk Medicare ACO initiatives'' to 
mean an ACO that CMS determines meets either of the following criteria:
    (1) The ACO is the same legal entity as a current or previous ACO 
that is participating in, or has participated in, a performance-based 
risk Medicare ACO initiative as defined under this section, or that 
deferred its entry into a second Shared Savings Program agreement 
period under a two-sided model under Sec.  425.200(e).
    (2) Forty percent or more of the ACO's ACO participants 
participated in a performance-based risk Medicare ACO initiative, or in 
an ACO that deferred its entry into a second Shared Savings Program 
agreement period under a two-sided model under Sec.  425.200(e), in any 
of the 5 most recent performance years. An ACO participant is 
considered to have participated in a performance-based risk Medicare 
ACO initiative if the ACO participant TIN was or will be included in 
financial reconciliation for one or more performance years under such 
initiative during any of the 5 most recent performance years.
    We defined ``inexperienced with performance-based risk Medicare ACO 
initiatives'' to mean an ACO that CMS determines meets both of the 
following criteria:
    (1) The ACO is a legal entity that has not participated in any 
performance-based risk Medicare ACO initiative as defined under this 
section, and has not deferred its entry into a second Shared Savings 
Program agreement period under a two-sided model under Sec.  
425.200(e).
    (2) Less than 40 percent of the ACO's ACO participants participated 
in a performance-based risk Medicare ACO initiative, or in an ACO that 
deferred its entry into a second Shared Savings Program agreement 
period under a two-sided model under Sec.  425.200(e), in each of the 5 
most recent performance years. An ACO participant is considered to have 
participated in a performance-based risk Medicare ACO initiative if the 
ACO participant TIN was or will be included in financial reconciliation 
for one or more performance years under such initiative during any of 
the 5 most recent performance years.
    The established definitions of ``experienced with performance-based 
risk initiatives'' and ``inexperienced with performance-based risk 
Medicare ACO initiatives'' are intended to support both determinations 
of participation options and the phase-in of requirements over time by 
considering ACOs' prior participation in the program (83 FR 67906).
    Under Sec.  425.20, the second prong of the ``experienced with 
performance-based risk initiatives'' definition relies on whether 40 
percent or more of the ACO's ACO participants participated in a 
performance-based risk Medicare ACO initiative in any of the 5 most 
recent performance years. For this purpose, an ACO participant is 
treated as having participated when the ACO participant TIN ``was or 
will be included in financial reconciliation'' for one or more 
performance years under a qualifying two-sided initiative during the 5-
year lookback. This means the ``experience'' determination is sensitive 
to the ACO's participant composition at the TIN level. If an ACO's 
participant list includes a substantial number of TINs that were 
recently reconciled under two-sided risk (for example, under a prior 
ENHANCED track or another qualifying CMS initiative), those TINs count 
toward the 40 percent threshold. Conversely, if an ACO's participant 
TINs lack such recent two-sided reconciliation history, the ACO may be 
treated as inexperienced for purposes of participation options.
    Consistent with our TIN-based approach to evaluating prior 
participation, these policies rely on the financial reconciliation 
history associated with specific billing TINs. These policies were 
intended to capture TINs that at least partially participated in a 
performance-based risk initiative, as TINs that participate in a full 
or partial year are generally still included in financial 
reconciliation. However, we have identified a category of TINs that are 
included in financial reconciliation for performance based-risk 
initiatives, but that do not have a written agreement to participate in 
the performance-based risk ACO initiative and thus are ineligible for 
the benefits of being in an ACO (such as shared savings). In ACO REACH, 
and other CMS Innovation Center ACO Models, a ``Legacy TIN or CCN'' 
means a TIN or CCN that a Participant Provider or Preferred Provider 
previously used for billing Medicare Parts A and B services but no 
longer uses to bill for those services, and includes a ``sunsetted'' 
Legacy TIN or CCN (a TIN or CCN that is no longer used for billing for 
Medicare Parts A and B services by any Medicare-enrolled provider or 
supplier) or an ``active'' Legacy TIN or CCN (a TIN or CCN that may be 
in use by a Medicare-enrolled provider or supplier that is not a 
Participant Provider or Preferred Provider).\332\ The purpose of Legacy 
TINs or CCNs is to allow a provider/supplier who used to practice under 
an old TIN, but has begun practicing under a new TIN, to use the 
historical claims information to help establish an ACO's benchmark. 
Legacy TINs or CCNs are not considered to be ``Participant Providers'' 
in ACO REACH, as they do not have a written agreement to participate in 
the performance-based risk ACO initiative.\333\ These TINs or CCNs do 
not receive any benefits of ACO participation, including ACO financial 
arrangements or use of model waivers and are not required to comply 
with ACO policies. Their claims history is solely used for financial 
reconciliation for the ACO.
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    \332\ ACO REACH Model Third Amended and Restated Participation 
Agreement. Refer to page 12 under Article II Definitions for the 
definition of ``Legacy TIN or CCN''.
    \333\ ACO REACH Model PY 2026 Participant and Preferred Provider 
Management Guide: https://www.cms.gov/files/document/aco-reach-py26-part-pref-provider-mgmt-guide.pdf.
---------------------------------------------------------------------------

    However, given the current definitions of ``Experienced with 
performance-based risk Medicare ACO initiatives'' and ``Inexperienced 
with performance-based risk Medicare ACO initiatives,'' Legacy TINs or 
CCNs are currently included in the calculation of whether 40 percent of 
ACO participants have prior experience with a performance-based risk 
Medicare ACO initiative, as they are included in financial 
reconciliation for the ACO REACH model ACO. The current or prior 
presence of a Legacy TIN or CCN on an ACO REACH model ACO's Participant 
Provider List can determine whether an ACO applying to the Shared 
Savings Program is eligible for entry into the BASIC track glide path 
or is instead limited to BASIC track Level E (if low revenue) or the 
ENHANCED track. CMS did not anticipate the interaction between the use 
of Legacy TINs in CMS Innovation Center ACO models and the definitions 
of experienced and inexperienced with performance-based Medicare ACO 
initiatives when these policies were developed. We identified this 
interaction when it impacted a few ACOs applying to the Shared Savings 
Program in recent years, limiting the participation options available 
to the ACOs.
    We believe that the inclusion of Legacy TINs and CCNs in the 
definitions of experienced or

[[Page 44126]]

inexperienced with performance-based risk is overly broad and not in 
line with the original goals of the definition, and we propose to amend 
the current regulation to exclude such TINs and CCNs from the 
calculation.
b. Proposed Revisions
    Under the existing regulations codified in the December 2018 final 
rule, the definition of an ACO experienced or inexperienced with 
performance-based risk Medicare ACO initiatives includes consideration 
of ACO participant TINs in determining whether an ACO has prior 
experience under performance-based risk. Specifically, an ACO 
participant TIN is considered to have such experience if it was or will 
be included in the financial reconciliation of a Medicare ACO for any 
of the 5 most recent performance years under a qualifying two-sided 
model (83 FR 67895). For purposes of this determination, an ACO 
participant is treated as having participated in a performance-based 
risk initiative when its TIN was or will be included in financial 
reconciliation for one or more performance years during the applicable 
5-year lookback period (83 FR 67895; Sec.  425.20). As a result, the 
determination of whether an ACO is experienced or inexperienced with 
performance-based risk can depend on the composition of the ACO 
participant list at the TIN level.
    To ensure TINs that have only been used as Legacy TINs or CCNs in 
CMS Innovation Center models would not be considered as experienced 
with risk, we are proposing to exclude ACO participant TINs that did 
not have a written agreement to participate in a performance-based risk 
Medicare ACO initiative from our consideration of whether the ACO 
participant TIN participated in a performance-based risk Medicare ACO 
initiative. This consideration ultimately impacts an ACO's designation 
as experienced or inexperienced with performance-based risk within the 
Shared Savings Program. Because determining an ACO's experience with 
performance-based risk is based on the experience of the ACO 
participant TIN, we propose to modify the regulations at Sec.  425.20 
to exclude Legacy TINs or CCNs from the definition of ``experienced 
with performance-based risk Medicare ACO initiatives'' and 
``inexperienced with performance-based risk Medicare ACO initiatives.'' 
As future CMS Innovation Center models may not use the term ``Legacy 
TIN or CCN'' to identify these TINs or CCNs, we propose to exclude 
these and similarly situated ACO participant TINs and CCNs by excluding 
those that did not have a written agreement to participate with the 
performance-based risk Medicare ACO.
    We propose revising the definition of experienced with performance-
based risk Medicare ACO initiatives under Sec.  425.20 by adding to 
paragraph (2), ``, unless the ACO participant TIN did not have a 
written agreement to participate in the performance-based risk Medicare 
ACO initiative.'' Similarly, we propose revising the definition of 
inexperienced with performance-based risk Medicare ACO initiatives 
under Sec.  425.20 by adding to paragraph (2), ``, unless the ACO 
participant TIN did not have a written agreement to participate in the 
performance-based risk Medicare ACO initiative.''
    These proposed additions would permit CMS to exclude Legacy TINs or 
CCNs from this calculation.
    We propose that these modifications would be effective and 
applicable on January 1, 2027. Considering when the CY PFS final rule 
will be issued, and the Shared Savings Program application cycle for 
the January 1, 2027 start date (occurring in CY 2026), ACO applicants 
would have notice of this proposed change after the deadline for 
submitting their applications to participate in the Shared Savings 
Program. Additionally, under a previously established timeline for 
application actions and deadlines, the application cycle would require 
CMS deem an applicant ACO experienced with performance-based risk in 
October 2026,\334\ which is before the CY 2027 PFS final rule is 
issued.
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    \334\ Medicare Shared Savings Program, Key Application Actions 
and Deadlines For Agreement Periods Beginning on January 1, 2027, 
available at https://www.cms.gov/files/document/key-application-actions-deadlines.pdf.
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    To mitigate the potential impact on ACO applicants, following 
issuance of the CY 2027 PFS final rule, we would communicate to ACOs 
their status as an ACO experienced or inexperienced with performance-
based risk if these changes are finalized. We are committed to 
accurately identifying ACOs' experience with performance-based risk and 
providing them the opportunity to select their track/level of 
participation should we finalize these changes to these definitions in 
the CY 2027 PFS final rule. We believe it would be appropriate to 
accommodate this modification during the application cycle for the 
January 1, 2027 start date (occurring in CY 2026) to apply the most 
accurate definition for determining experience with performance-based 
risk based upon the outcome of the final rule and the potential for the 
inclusion of a legacy TIN on an applicant ACO's ACO participant list.
    We seek comment on this proposal.
9. Beneficiary Notification Requirements
a. Background
    The November 2011 final rule established requirements at Sec.  
425.312 for how a Shared Savings Program ACO must notify Medicare FFS 
beneficiaries receiving primary care services at the point of care that 
the physician, hospital or other provider is participating in a Shared 
Savings Program ACO (76 FR 67945 through 67946). Since then, the 
regulations at Sec.  425.312 have been updated through subsequent 
rulemaking. Presently, under Sec.  425.312(a)(1), an ACO is required to 
ensure that Medicare FFS beneficiaries are notified of the following: 
(i) each ACO participant and its ACO providers/suppliers are 
participating in the Shared Savings Program; (ii) the beneficiary's 
opportunity to decline claims data sharing; and (iii) the ability to, 
and process by which, the beneficiary may identify or change 
identification of a primary care provider for purposes of voluntary 
alignment.\335\
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    \335\ See generally Shared Savings Program Guidance & 
Specifications, Beneficiary Information section, https://www.cms.gov/medicare/payment/fee-for-service-providers/shared-savings-program-ssp-acos/guidance-regulations#Beneficiary_Information.
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    Section 425.312(a)(2) sets forth the manners in which ACOs or ACO 
participants are required to notify beneficiaries of this information. 
ACO participants must post signs in their facilities and, in settings 
in which beneficiaries receive primary care services, make standardized 
written notices available upon request (Sec.  425.312(a)(2)(i) and 
(ii)). In addition, ACOs must furnish standardized written notices to 
certain beneficiaries, with the timing depending on the ACO's 
assignment methodology. For ACOs that have selected preliminary 
prospective assignment with retrospective reconciliation, the ACO or 
ACO participant must provide each FFS beneficiary who received at least 
one primary care service from certain ACO professionals in the ACO 
during the assignment window (or expanded window) with a standardized 
written notice at least once per agreement period. The ACO or ACO 
participant must provide this notice prior to or at the first primary 
care visit of the performance year (Sec.  425.312(a)(2)(iii)). For ACOs 
that have selected prospective assignment, the ACO or ACO participant 
must provide the standardized written notice to each prospectively 
assigned beneficiary at least once per agreement period, during the 
performance year for which the

[[Page 44127]]

beneficiary is prospectively assigned to the ACO (Sec.  
425.312(a)(2)(iv)). Additionally, in the CY 2023 PFS final rule (87 FR 
69404), we finalized that the ACO or ACO participant must provide a 
verbal or written follow-up communication to the beneficiary no later 
than 180 days from the date the standardized written notice was 
provided and maintain record of such notice (Sec.  425.312(a)(2)(v)).
    Over the years, the Shared Savings Program has received ongoing 
feedback that these beneficiary communication requirements can be 
operationally burdensome and may confuse beneficiaries, including 
causing some beneficiaries to believe they are being targeted by a 
fraudulent actor or have been enrolled in a managed care plan,\336\ 
which ACOs then must work to address. Interested parties have 
identified that the beneficiary notice requirements implemented in some 
CMS Innovation Center models may be less burdensome for ACOs to 
implement. For example, under the ACO REACH model, ACOs must distribute 
beneficiary information notices by CMS-specified dates, including for 
beneficiaries aligned to the ACO at the start of the performance year 
and for beneficiaries who become aligned during the performance 
year.\337\ Specifically, ACOs that participate in the ACO REACH model 
are required to distribute a beneficiary information notice by May 30 
for beneficiaries who start the year aligned to the ACO and remain 
aligned by April 1.\338\ By contrast, under the Shared Savings Program, 
ACOs that have selected preliminary prospective assignment with 
retrospective reconciliation must provide the beneficiary information 
notice either at or before a beneficiary's first primary care visit. 
Additionally, while ACOs that have selected prospective assignment are 
required to provide the standardized written notice in the form and 
manner set by CMS, we have historically required them to align with the 
same timing of at or before the beneficiary's first primary care visit.
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    \336\ Reimagining Beneficiary Engagement in Accountable Care 
Models, A Resource Published by HCTTF and NAACOS. https://hcttf.org/wp-content/uploads/2026/03/HCTTF-NAACOS-2026-Resource-1.pdf.
    \337\ ACO REACH Model Third Amended and Restated Participation 
Agreement (2023 Starters), Section 5.05 Beneficiary Notifications, 
Centers for Medicare & Medicaid Services, Center for Medicare and 
Medicaid Innovation, Last Modified: December 5, 2025.
    \338\ ACO REACH Model PY2025 Beneficiary Notification Process p. 
2, Centers for Medicare & Medicaid Services, Center for Medicare and 
Medicaid Innovation.
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    We believe that fixed deadlines would allow ACOs to better prepare 
for the distribution of the beneficiary notice, as they would have 
several months after the start of the year to organize their staff and 
resources, whereas the Shared Savings Program requirement tied to a 
beneficiary's first primary care visit, which could occur as early as 
the very beginning of the performance year, requires the ACO to be 
prepared to distribute the notice immediately at the start of the 
performance year.
b. Proposed Revisions
(1) Proposal To Revise Distribution Timing of Standardized Written 
Notices
    We continue to believe that requiring ACOs to provide periodic 
beneficiary notifications affords ACOs and ACO participants an 
opportunity for direct engagement with beneficiaries, thereby serving 
to strengthen the beneficiary's relationship with the ACO and ACO 
participants from whom the beneficiary may receive care. The 
requirement to provide beneficiary notifications promotes transparency 
about ACO participants and their ACO providers/suppliers participating 
in the Shared Savings Program and educates beneficiaries on how ACO 
participation could improve their care experience.
    At the same time, distributing these notices to beneficiaries 
imposes operational burden on ACOs and ACO participants. ACOs must 
accurately identify beneficiaries who require notification, 
operationalize workflows to distribute the notifications, and prepare 
for beneficiary questions and concerns.
    We recognize that current operational timeframes can further 
contribute to implementation challenges. Operationally, CMS generally 
makes available the first beneficiary assignment list report for each 
PY in the month of December. We recognize this can be a very tight 
turnaround for ACOs to prepare beneficiary outreach processes for 
beneficiaries who begin receiving primary care services in the 
following month.
    We recognize that ACOs have developed processes, workflows or 
materials to meet the requirement for the timing for distributing the 
beneficiary notice. Under this proposal, ACOs would no longer be 
required to maintain those processes solely for purposes of complying 
with this requirement, which we believe would reduce ongoing 
administrative burden and expense. Nothing in this proposal would 
prohibit an ACO from continuing similar activities that it determines 
are beneficial, such as other beneficiary communications and marketing 
efforts, provided those activities comply with all otherwise applicable 
program requirements. We seek to have policies that balance the 
benefits of beneficiary education and engagement with the burden placed 
on ACOs, to maximize Shared Savings Program ACO participation and 
therefore the broad availability of ACOs and the benefits they can 
offer for beneficiaries. In the interest of an overall reduction in 
administrative burden, we propose to modify Sec.  425.312(a)(2)(iii) 
and Sec.  425.312(a)(2)(iv) with the following changes.
    First, we propose to revise the requirement at Sec.  
425.312(a)(2)(iii) that ``the standardized written notice must be 
furnished to all of these beneficiaries prior to or at the first 
primary care service visit during the first performance year in which 
the beneficiary receives a primary care service from an ACO 
participant.'' The revised language would read, ``The standardized 
written notice must be furnished to all of these beneficiaries by May 
30, unless CMS specifies a later date during the Performance Year.'' We 
also propose to add a similar change to Sec.  425.312(a)(2)(iv) to add 
a new final sentence to that paragraph which states, ``The standardized 
written notice must be furnished to all of these beneficiaries by May 
30, unless CMS specifies a later date during the Performance Year.'' 
These deadlines align with those used in the ACO REACH model. 
Beneficiaries must still receive the notice, but we believe this would 
allow ACOs to better prepare to distribute the notices and better 
prepare to answer the subsequent beneficiary questions they typically 
receive. We also believe that better aligning with CMS Innovation 
Center policies in this area would reduce burden for ACOs who compare 
policies across programs and models to determine the best fit for their 
organization. We do not believe this revised timing requirement would 
impact beneficiary engagement with the ACO or ACO participant. 
Beneficiaries would still receive the notification, and the ACO 
participants will have posted signs displayed in their facilities 
designed to alert beneficiaries to their practitioner's participation 
in an ACO (Sec.  425.312(a)(2)(i)) and allow the beneficiaries the 
opportunity to engage with the practitioner further. We remind 
interested parties that, irrespective of our proposal in this proposed 
rule, ACOs would continue to be permitted to communicate more 
frequently or thoroughly with beneficiaries if they wish to do so, as 
long as they comply

[[Page 44128]]

with the marketing requirements detailed at Sec.  425.310(a). This 
could include sharing supplemental ACO marketing materials alongside 
the beneficiary notification.
    We propose that the change would have an effective date of January 
1, 2027 and anticipate this approach would reduce the net burden to 
ACOs and ACO participants of providing the beneficiary notification.
    We seek comments on this proposal.
(2) Proposal To Remove the Beneficiary Follow-Up Communication
    In the CY 2023 PFS final rule (87 FR 70233), CMS finalized the 
requirement at Sec.  425.312(a)(2)(v) that ACOs or ACO participants 
provide a verbal or written follow-up communication to the beneficiary 
no later than 180 days from the date the standardized written notice 
was provided. Currently, under Sec.  425.312(a)(2)(v)(A), ``The follow-
up communication must occur no later than 180 days from the date the 
standardized written notice was provided.'' Section 425.312(a)(2)(v)(B) 
requires ACOs to retain a record of the follow-up communication and 
that all beneficiaries receive the follow-up communication, and to make 
the records available to CMS upon request.
    In comments summarized in the CY 2023 PFS final rule (87 FR 69961-
69963), most commenters opposed the requirement to provide beneficiary 
follow-up communications, expressing concern that the follow-up 
communication would increase administrative and operational burden for 
ACOs without creating meaningful additional beneficiary benefit. 
Commenters noted that follow-up communications may require substantial 
resources to operationalize, including workflows to identify 
beneficiaries requiring outreach, conduct and document communications, 
respond to beneficiary questions and maintain records demonstrating 
compliance. Some commenters indicated that these activities could 
create competing demands during clinical encounters, requiring 
providers to devote visit time to explaining ACO participation and 
value-based care concepts rather than focusing on the beneficiary's 
immediate clinical needs. Commenters also raised concerns that repeated 
communications on similar materials could contribute to beneficiary 
confusion rather than improve understanding. Commenters suggested we 
explore other strategies and work with ACOs to promote beneficiary 
education and engagement.
    While we considered the commenters' concerns when finalizing the 
follow-up communication requirement in the CY 2023 PFS rule, we adopted 
it with the expectation that it would improve beneficiary understanding 
of the Shared Savings Program and give beneficiaries the opportunity to 
ask questions. Since its implementation, however, we have not seen 
evidence that the follow-up communication improves beneficiaries' 
understanding of ACO assignment, value-based care or the benefits of 
being in an ACO. Although we propose to eliminate the follow-up 
communication requirement, we remain committed to improving beneficiary 
education about the Shared Savings Program. We are currently 
researching additional ways CMS can support beneficiary education, but 
we do not believe the 180-day follow-up communication requirement is 
helping achieve that goal. As noted earlier, we recognize that ACOs 
have developed processes and incurred expenses to meet these 
requirements. While we believe removing the requirement would relieve 
an ongoing burden and expense, ACOs are free to continue to utilize 
those processes to communicate with beneficiaries if they believe they 
provide a benefit, as long as such processes are consistent with any 
other applicable program requirements. We are interested in additional 
feedback on how to improve beneficiary communications and will continue 
to work with interested parties to strengthen communications and 
beneficiary understanding.
    To be responsive to interested parties' feedback, prevent potential 
beneficiary confusion and reduce administrative burden to ACOs and ACO 
participants, we are proposing to remove the requirement that ACOs must 
provide a follow up communication as specified in Sec.  
425.312(a)(2)(v). Specifically, we propose to remove Sec.  
425.312(a)(2)(v) in its entirety.
    If finalized, this proposal would be effective beginning January 1, 
2027.
    We seek comments on this proposal.
10. Request for Information: Specialty Care in the Shared Savings 
Program
a. Background
    We have a goal to grow the number of health care providers and 
beneficiaries in accountable care relationships. As of January 2025, 
53.4 percent of OM beneficiaries were in such a relationship,\339\ 
including through ACOs that participate in the Shared Savings Program 
and entities participating in CMS Innovation Center ACO models such as 
ACO REACH.
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    \339\ Centers for Medicare & Medicaid Services. ``CMS Moves 
Closer to Accountable Care Goals with 2025 ACO Initiatives.'' CMS, 
15 Jan. 2025, https://www.cms.gov/newsroom/fact-sheets/cms-moves-closer-accountable-care-goals-2025-aco-initiatives.
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    The Shared Savings Program is central to this strategy: since it 
was established in 2012, the Shared Savings Program has been associated 
with improved quality performance, stronger care coordination, better 
beneficiary experience, and consistent evidence of savings. In 2026, 
the Shared Savings Program includes 511 ACOs, comprising more than 
700,000 providers and organizations and serving over 12.6 million OM 
beneficiaries. At the same time, nearly 11 million OM beneficiaries are 
not currently in an accountable care relationship and may be 
potentially assignable to an ACO. This presents a significant 
opportunity to expand access to accountable, coordinated care and 
accelerate progress towards our goal of growing accountable care 
relationships.
    Much of the Shared Savings Program's design, assignment, and 
accountability are centered around the delivery of primary care 
services. This structure has supported improvements in population-based 
care management, outcomes, and efficiency, with 75 percent of the 476 
ACOs participating in PY 2024 demonstrating savings while meeting 
quality of care objectives.\340\ Low revenue ACOs (which are typically 
physician-led ACOs or are comprised of FQHC/RHCs), have consistently 
outperformed high revenue ACOs in generating savings.\341\ High revenue 
ACOs, which are typically hospital-led, tend to generate smaller 
savings rates. A low-revenue ACO is usually physician led, where the 
total Medicare Parts A and B FFS revenue of the ACO participants is 
less than 35 percent of the total Medicare Parts A and B FFS 
expenditures for the ACO's assigned beneficiaries.\342\ A high-revenue 
ACO is generally hospital-based, and the total Medicare Parts A and B 
FFS revenue of the ACO participants is 35 percent or greater of the 
total Medicare Parts A and B FFS expenditures for the ACO's assigned 
beneficiaries.\343\ Low-revenue ACOs often have less ability to control 
total spending than high-revenue ACOs

[[Page 44129]]

do. As we pursue OM accountable care goals, we are exploring how to 
better support the financial performance of our high revenue ACO 
participants, which are more likely to have a high proportion of high-
cost specialists participating in their ACO compared to low revenue 
participants.
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    \340\ Centers for Medicare & Medicaid Services. Medicare Shared 
Savings Program Performance Year 2024 Financial and Quality Results. 
29 Sept. 2025, https://www.cms.gov/files/document/fact-sheet-ssp-py24-financial-quality-results.pdf.
    \341\ Centers for Medicare & Medicaid Services. Medicare Shared 
Savings Program Accountable Care Organizations: Updated Performance 
Year 2024 Financial and Quality Results. 29 Sept. 2025
    \342\ United States, Code of Federal Regulations. ``Sec.  425.20 
Definitions.'' Electronic Code of Federal Regulations, Title 42, 
Chapter IV, Part 425, SubPart A, 2026, https://www.ecfr.gov/current/title-42/chapter-IV/subchapter-B/part-425/subpart-A/section-425.20. 
Accessed 18 June 2026.
    \343\ Ibid.
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    Specialty care represented roughly 80 percent of Medicare Part B 
physician spend in 2024 (as opposed to roughly 20 percent on primary 
care).\344\ CMS reaffirms the central role of primary care in 
coordinating care; however, we recognize that growth in specialty care 
has increased the number of specialists involved in beneficiary care. 
As a result, primary care teams must now coordinate with more 
specialists than ever before to support the delivery of longitudinal, 
whole-person care.\345\ This also increases the potential for 
fragmented care delivery to patients, especially those with high-cost 
and high-need conditions and those receiving long-term care. 
Accordingly, we seek to strengthen low and high revenue ACOs in 
incorporating specialists and facilitating care coordination.
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    \344\ Centers for Medicare & Medicaid Services. ``Medicare Fee-
for-Service Part B Utilization and Expenditures.'' CMS, https://www.cms.gov/data-research/statistics-trends-reports/medicare-fee-service-parts-b-utilization-reports/medicare-utilization-part-b/expenditures-services-specialty-reports.
    \345\ Timmins L, Urato C, Kern LM, Ghosh A, Rich E. Primary Care 
Redesign and Care Fragmentation Among Medicare Beneficiaries. The 
American Journal of Managed Care, March 2022, Volume 28, Issue 3.
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    Relative to their efforts in primary care, ACOs have had limited 
direct influence on the type and frequency of specialty care furnished 
to beneficiaries assigned to an ACO, despite specialists constituting a 
significant share of participating clinicians. While this varies by ACO 
type and the role of the specialists, many specialists participating in 
ACOs remain unaware of their role in the program. They are not 
consistently engaged in efforts to improve cost and quality for their 
assigned beneficiaries and are often not held accountable to ACO-
related performance targets. Furthermore, existing program data shows 
high rates of specialty care delivered outside ACO networks, which 
contributes to fragmented care and limits visibility into the quality, 
appropriateness, and coordination of specialty services.\346\
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    \346\ McWilliams, J. Michael, et al. ``Outpatient Care Patterns 
and Organizational Accountability in Medicare.'' JAMA Internal 
Medicine, vol. 174, no. 6, 2014, pp. 938-945. JAMA Network, https://jamanetwork.com/journals/jamainternalmedicine/fullarticle/1861039.
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    Existing literature on specialist engagement and performance in 
ACOs may inform future directions and opportunities. One study 
exploring specialist costs in ACOs found that a quarter of ACOs have 
used cost reduction measures to help determine specialist compensation, 
however, there was no association between these efforts and cost 
reduction incentives or specialist performance.\347\ Another study 
suggests that ACOs in which specialists, specifically cardiologists, 
were included and actively engaged were more likely to have lower 
spending and utilization.\348\ This indicates that there is the 
potential for cost and quality improvements with enhanced policies that 
target specialist inclusion in the Shared Savings Program.
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    \347\ Ganguli, Ishani, et al. ``Association between Specialist 
Compensation and Accountable Care Organization Performance.'' Health 
Services Research, vol. 55, no. 5, Oct. 2020, pp. 722-728. PubMed, 
https://pubmed.ncbi.nlm.nih.gov/32715464/.
    \348\ Cohen, Andrew J., et al. ``Perspectives From Authors and 
Editors in the Biomedical Disciplines on Predatory Journals: Survey 
Study.'' Journal of Medical internet Research, vol. 21, no. 8, 2019, 
e13769. PubMed Central, https://pmc.ncbi.nlm.nih.gov/articles/PMC6750277/.
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    As OM beneficiaries increasingly rely on specialty care, it is 
important to understand the drivers of successful specialty integration 
and engagement, as well as its barriers. These considerations may 
differ across ACO types. In low revenue ACOs and outpatient, primary 
care-focused organizations, primary care teams often coordinate across 
a broad network of unaffiliated specialists. In contrast, in health 
system-affiliated organizations, including high revenue ACOs, 
specialists are more likely to be employed or otherwise closely aligned 
within a single system, and integration efforts may center on aligning 
incentives across service lines and advancing system-wide care 
management approaches. Given the scope of specialty involvement in 
Medicare spending and the importance of integrated and accountable 
specialty care to beneficiary outcomes, CMS is seeking public input to 
inform potential future updates to the Shared Savings Program. These 
insights may also inform future CMS Innovation Center ACO model 
features. Responses will assist us in identifying policy options that 
may promote high quality, coordinated specialty care within the 
accountable care framework and advance the agency's goals of improving 
care, promoting efficiency, and ensuring the long-term sustainability 
of the Medicare program.
b. Solicitation of Public Comments
    We are releasing this RFI to gather feedback on policy changes and 
resources that could improve clinical outcomes and reduce inappropriate 
Medicare spending through accountable care programs and models. We 
request feedback on the following:
     Meaningful engagement;
     CMS-delivered tools and support;
     Attribution or assignment modifications;
     Benchmarking;
     Specialist performance measurement;
     Waiver flexibilities; and
     ACO and provider burden.
    Whenever possible, respondents are requested to draw their 
responses from objective, empirical, and actionable evidence and to 
cite this evidence within their responses. Where applicable, we 
encourage respondents to distinguish between experiences in low revenue 
and high revenue ACOs, given differences in organizational structure, 
incentives, and approaches to care delivery.
(1) Meaningful Engagement
    For the purposes of this request, ``meaningful engagement'' refers 
to the extent to which specialists are aware of, aligned with, and 
actively contributing to an ACO's cost and quality goals. This includes 
participation in care coordination, adherence to evidence-based care 
pathways, and responsiveness to financial and non-financial incentives 
tied to total cost of care.
    Specialists represent 65 percent of Shared Savings Program 
participating physicians and play an increasingly central role in 
patient care. Between 2000 and 2019, the proportion of beneficiaries 
seeing five or more physicians increased from 17.5 percent to 30.1 
percent.\349\ Specialists have become integral to many beneficiaries' 
care, and their engagement is needed to help meaningfully improve care 
coordination, reduce unnecessary utilization, and influence high-cost 
clinical decisions. Despite these opportunities, specialist engagement 
in ACOs remains limited, and there has been no consistent approach to 
date that explicitly aligns ACO incentives with specialist behavior.
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    \349\ Barnett Michael L et al. ``Trends in Outpatient Care for 
Medicare Beneficiaries and Implications for Primary Care, 2000 to 
2019.'' Annals of Internal Medicine, vol. 174, no. 12, 2021, pp. 
1658-1665, https://doi.org/10.7326/M21-1523.
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    Analyses across the Shared Savings Program and ACO REACH reinforce 
these findings. Among 101 respondents

[[Page 44130]]

representing 174 ACOs in the Shared Savings Program and ACO REACH, only 
11 percent reported that employed specialists were highly aligned with 
ACO costs and quality objectives and just 7 percent reported high 
alignment among contracted specialists.\350\ These results indicate 
areas of opportunity to further integrate specialists into accountable 
care frameworks. Data from a survey of participating providers in a 
Michigan ACO support this. Compared to primary care providers (PCPs), 
specialists reported significantly lower levels of awareness and 
alignment: 57 percent of specialists do not know they are participating 
in an ACO (versus 37 percent PCP), 71 percent are not aware of 
accountability for spending and costs (versus 53 percent PCP), and 75 
percent report that the financial bonuses are not large enough to 
influence their behavior (similar to PCP).\351\ These findings 
demonstrate the potential of expanding education efforts, offering 
direct incentives, and improving accountability for specialists to 
advance engagement with ACOs.
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    \350\ Mechanic, Robert E., et al. ``Accountable Care 
Organization Initiatives to Improve the Cost and Outcomes of 
Specialty Care.'' The American Journal of Managed Care, vol. 30, no. 
5, May 2024, pp. 237-240, https://www.ajmc.com/view/accountable-care-organization-initiatives-to-improve-the-cost-and-outcomes-of-specialty-care.
    \351\ Markovitz, Adam A., et al. ``ACO Awareness and Perceptions 
Among Specialists Versus Primary Care Physicians: A Survey of a 
Large Medicare Shared Savings Program.'' Journal of General Internal 
Medicine, vol. 37, no. 2, 2022, pp. 492-494. https://doi.org/10.1007/s11606-020-06556-w.
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    Recent trends in physician employment and consolidation have 
shifted a growing share of specialists into health system-affiliated or 
other integrated organizational arrangements, rather than independent 
practice.\352\ As a result, approaches to specialty care engagement may 
vary depending on whether specialists are independent or operating 
within a health system context. In particular, non-health system ACOs 
may rely more heavily on contractual or payment-based mechanisms to 
align incentives and support collaboration with unaffiliated 
specialists.
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    \352\ U.S. Government Accountability Office. Health Care 
Consolidation: Published Estimates of the Extent and Effects of 
Physician Consolidation. GAO-25-107450, Sept. 2025. GAO, https://www.gao.gov/products/gao-25-107450.
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    To engage specialists, some non-health system organizations may 
implement sub-capitation (``sub-cap'') arrangements, in which ACOs 
distribute prospective or risk-based payments to specialists tied to 
defined populations or services. For example, in the forthcoming Long-
term Enhanced ACO model (LEAD), the Innovation Center anticipates 
including an optional component called CMS Administered Risk 
Arrangements (CARA), which would enable downstream episode-based risk 
arrangements between ACOs and specialists. Additionally, under the 
Advanced Payment Option (APO) in ACO REACH, LEAD's predecessor, ACOs 
can receive and distribute prospective monthly payments for non-primary 
care services to specialists as defined by their downstream sub-cap 
arrangement(s). Other Innovation Center models have also sought to 
improve meaningful specialist engagement by requiring structured 
arrangements or incentivizing activities through enhanced payment. The 
Making Care Primary (MCP) model sought to require certain primary care 
participants to enter Collaborative Care Arrangements (CCAs) with 
specialists.\353\ CCAs help to formalize expectations around 
collaboration and communication between PCPs and specialists. MCP also 
created a new Healthcare Common Procedure Coding System (HCPCS) code, 
the MCP E-consult Code (MEC), which sought to incentivize more frequent 
and enhanced electronic consults between primary care participants and 
specialists. Relatedly, the Innovation Center's Ambulatory Specialty 
Model (ASM) requires that specialist participants enter at least one 
CCA with a primary care practice, and that the CCA should include 
elements such as information sharing, referrals, co-management, and 
transitions in care. These approaches may be particularly relevant in 
settings where primary care clinicians and specialists are not part of 
the same organization, as they help to formalize collaboration and 
accountability across unaffiliated clinicians. Finally, the Advancing 
Chronic Care with Effective, Scalable Solutions (ACCESS) Model offers 
limited co-management payments to support collaboration with PCPs and 
other referring clinicians in activities like documenting care-
coordination actions, such as medication adjustments or problem-list 
updates.\354\ These activities aim to meaningfully engage specialists 
and PCPs in care coordination for beneficiaries.
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    \353\ MCP wrapped up early on June 30, 2025. See CMS website for 
more information: https://www.cms.gov/priorities/innovation/innovation-models/making-care-primary.
    \354\ U.S. Department of Health and Human Services, Centers for 
Medicare & Medicaid Services. ``ACCESS Technical Frequently Asked 
Questions.'' CMS.gov, 2026, https://www.cms.gov/priorities/
innovation/access-technical-frequently-asked-questions#ovw''.
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    We are seeking feedback on how we could better support meaningful 
specialist engagement and accountability within the Shared Savings 
Program.
     Which aspects of the Shared Savings Program's design most 
influence specialists' ability and willingness to meaningfully 
participate in accountable care arrangements (for example, data access, 
attribution/assignment, financial incentives, clinical autonomy)?
     How could the Shared Savings Program better support 
adoption of care delivery interventions (for example, e-consults, co-
management models) to improve primary and specialty care integration? 
Are there other interventions that should be considered?
     Which incentives (financial, quality-based, or 
operational) most effectively drive adoption of value-based care 
interventions? Examples include the use of care coordination codes 
billed by specialists (for example, MCP), MIPS submission exemption for 
Qualifying Providers (QPs), and the sub-capitation arrangements between 
ACOs and specialists (for example, the recently announced CARA in 
LEAD).\355\
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    \355\ ``LEAD'' Centers for Medicare & Medicaid Services, U.S. 
Department of Health and Human Services, https://www.cms.gov/priorities/innovation/innovation-models/lead.
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     How does specialist engagement differ across high revenue 
and low revenue ACOs, including differences in the roles of employed 
and contracted specialists? What types of specialists are most critical 
to achieving care coordination and cost and quality goals in each 
setting, and what strategies have been effective in engaging them?
     How should engagement strategies be tailored to reflect 
differences across specialties (for example, procedural specialists 
versus chronic disease co-managers)? \356\
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    \356\ Forrest, Christopher B. ``A typology of specialists' 
clinical roles.'' Archives of internal medicine vol. 169,11 (2009): 
1062-8. https://doi.org/10.1001/archinternmed.2009.114.
---------------------------------------------------------------------------

     Are there specific specialist engagement approaches that 
are particularly effective for high-need, high-cost populations or 
beneficiaries receiving long-term care services and supports?
     How can we engage specialists in ways that support 
physician autonomy while advancing accountability for cost and quality?
(2) CMS-Delivered Tools and Support
    ACOs often report that access to actionable data and tools is 
critical to improving care coordination and

[[Page 44131]]

driving value-based care.\357\ However, gaps remain in both the 
availability and accessibility of these resources, particularly for 
driving specialty care accountability and enabling specialist 
engagement.
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    \357\ National Association of ACOs. ACO Drivers for Success. 
2024, https://www.naacos.com/aco-drivers-for-success/.
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    One example that was developed in response to ACO feedback is the 
provision of ``shadow bundles'' data, which CMS began providing in 
February 2024 to ACOs participating in the Shared Savings Program and 
the ACO REACH Model.\358\ ``Shadow bundles'' aggregate claims data for 
services, supplies, and associated payments into standardized, 
condition or procedure-specific episodes of care. These episodes are 
constructed using consistent rules for attributed beneficiaries and 
include benchmark pricing to support performance comparison and 
potential shared savings arrangements between a health care provider 
and an ACO. This CMS-generated dataset offers ACOs actionable insights 
into specialist care patterns, potentially enabling more informed 
engagement with specialists. By identifying variations in cost across 
episodes, ACOs can better understand referral patterns, support high-
value care, and design their own episode-based payment 
initiatives.\359\ High-value care in this instance is defined as the 
appropriate standard of care for a patient with no unnecessary care, 
complications, or other unnecessary spending. Standardized episode 
definitions also enhance transparency and allow for more consistent 
comparisons over time. Ultimately, these insights can help PCPs refer 
patients to specialists who deliver the highest quality, most cost-
effective care. Despite this potential, a 2025 ACO REACH participant 
survey indicates that 22 percent of ACOs participating in that model 
use shadow bundle data, highlighting an opportunity to expand uptake 
and better understand barriers to use, particularly for specialist 
engagement. Shared Savings Program shadow bundle downloads also 
declined by 57 percent over the same period, falling from 54 percent in 
February 2025 and continuing downward in subsequent months.\360\
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    \358\ Fowler, Elizabeth, et al. ``The CMS Innovation Center's 
Strategy to Support Person-Centered, Value-Based Specialty Care: 
2024 Update.'' Health Affairs Forefront, 2 Apr. 2024.
    \359\ Congressional Budget Office. Medicare Accountable Care 
Organizations: Past Performance and Future Directions. 2024, 
www.cbo.gov/publication/59879.
    \360\ NORC at the University of Chicago. 2025 ACO REACH Pulse 
Check Survey. 2025. Internal report.
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    Effective data use requires adequate infrastructure and analytic 
capacity, yet many ACOs face significant challenges in collecting, 
integrating, and analyzing clinical data. Fragmentation across health 
IT systems further compounds these issues, making it difficult to 
consolidate and report data consistently. For example, 77 percent of 
ACOs report that their ACO participants use six or more different 
electronic health record (EHR) systems, creating substantial 
interoperability and workflow barriers. These barriers can limit an 
ACO's ability to invest in and prioritize advanced analytics or data 
tools needed to support initiatives such as specialist engagement.\361\
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    \361\ ``Use of Electronic Health Record Systems in Accountable 
Care Organizations.'' The American Journal of Managed Care, 
www.ajmc.com/view/use-of-electronic-health-record-systems-in-accountable-care-organizations.
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    Beyond data, ACOs also rely on toolkits and educational resources, 
some produced by us, that focus on specific topics such as care 
coordination and care transformation.\362\ However, existing resources 
tend to emphasize primary care transformation and may be less 
applicable to specialists within ACO models, particularly in low 
revenue ACOs and outpatient settings. We are interested in 
understanding how the need and applicability of such resources may 
differ across low revenue and high revenue ACOs, including those with 
more integrated health system structures.
---------------------------------------------------------------------------

    \362\ Centers for Medicare & Medicaid Services. ACO Care 
Coordination Toolkit. Mar. 2019. Centers for Medicare & Medicaid 
Services. ACO Care Transformation Toolkit. Jan. 2021.
---------------------------------------------------------------------------

    We seek feedback on how CMS-delivered tools and data could better 
support specialist engagement and accountability within the Shared 
Savings Program.
     How is your organization using shadow bundle data or other 
specialty-specific data?
     If you have had the opportunity to use shadow bundle data 
and elected not to use it, why not?
     Which data or tools would help ACOs provide meaningful 
feedback to specialists?
     How could CMS improve specialty care data to better 
support referrals to specialists based on proven outcomes, low 
complications, and efficient use of resources?
     How would the CMS-delivered tools and data need to vary to 
support the needs of low revenue ACOs versus high revenue ACOs?
     What other tools and resources could CMS provide to 
support specialty integration?
(3) Attribution/Assignment Modifications
    In performing claims-based assignment, we determine whether allowed 
charges for a beneficiary's primary care services (as identified for 
ACO professionals, including at Electing Teaching Amendment (ETA) 
hospitals and Method II Critical Access Hospitals (CAHs), and services 
furnished at an FQHC or RHC) in an ACO are greater than allowed charges 
for the beneficiary's primary care services in any other ACO, or other 
individual practitioners, or groups of practitioners identified by 
Medicare-enrolled billing TINs or CCNs \363\ that are not participating 
in the Shared Savings Program.\364\ While this approach appropriately 
centers around primary care, it can limit opportunities for specialists 
to be accountable for populations they meaningfully manage, 
particularly when they often influence total cost of care. We employ 
the step-wise assignment methodology described in Sec.  425.402 and 
Sec.  425.404 and a Medicare beneficiary is assigned to an ACO if (1) 
the beneficiary meets the eligibility criteria under Sec.  425.401(a); 
and (2) the beneficiary's utilization of primary care services meets 
the criteria established under the assignment methodology described in 
Sec.  425.402 and Sec.  425.404.
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    \363\ FQHCs, RHCs, ETA hospitals, and Method II CAHs will be 
identified on claims by their CCNs.
    \364\ Refer to Sec.  425.402(b)(3) and (b)(4); Sec.  425.404(b).
---------------------------------------------------------------------------

    We have tested specialty models such as the Enhancing Oncology 
Model (EOM) and Kidney Care Choices (KCC), where beneficiaries are 
attributed to specialists for specific conditions. EOM attributes 
condition episodes for beneficiaries with high-risk breast cancer, 
chronic leukemia, lymphoma, lung cancer, colorectal/small intestine 
cancer, multiple myeloma, and high-risk prostate cancer to oncologists. 
KCC attributes beneficiaries with chronic kidney disease stages 4 and 
5, end-stage renal disease, and post-kidney transplant patients to 
nephrologists. The heterogeneous nature of a specialist's role in 
beneficiary care, which can range from cognitive or procedural consult 
to co-manager (with primary care) or principal care manager, can make 
it difficult for specialists to sustain attributed/assigned populations 
under current rules, even when they can play a central role in managing 
care.\365\ The use of condition-specific HCPCS codes in specialties 
such as cardiology and

[[Page 44132]]

ophthalmology could also potentially identify beneficiaries for 
specialty attribution.
---------------------------------------------------------------------------

    \365\ Forrest, Christopher B. ``A typology of specialists' 
clinical roles.'' Archives of internal medicine vol. 169,11 (2009): 
1062-8. https://doi.org/10.1001/archinternmed.2009.114.
---------------------------------------------------------------------------

    We seek feedback on how specialty-specific attribution 
methodologies could better support specialist engagement and 
accountability within the Shared Savings Program.
     How should CMS consider incorporating specialists into 
beneficiary assignment methodologies, if at all, while ensuring CMS 
maintains strong primary care relationships?
     Across ACO types, such as low revenue and high revenue 
ACOs, how can CMS account for care delivered by nurse practitioners 
(NP) and physician assistants (PA) in assignment methodologies, and 
what role does NP/PA-led care play in supporting beneficiary 
attribution, recognizing that section 1899(c)(1) of the Social Security 
Act requires CMS to assign beneficiaries to a Shared Savings Program 
ACO based on their utilization of primary care services furnished by 
physicians and, for applicable performance years, primary care services 
furnished by Federally Qualified Health Centers (FQHCs) and Rural 
Health Clinics (RHCs).
     How could the Shared Savings Program assignment 
methodology better recognize situations where specialists serve as a 
beneficiary's principal longitudinal care provider?
     How could the Shared Savings Program ACOs enable 
specialists to share accountability for total cost and quality of care 
without serving as the primary clinician?
     What design features could support shared accountability 
between PCPs and specialists for specific conditions and episodes 
within the Shared Savings Program?
(4) Benchmarking
    Another critical element to designing the Shared Savings Program to 
more appropriately incorporate specialists is the use of benchmarking 
methodologies tailored to specialty care. Within the Shared Savings 
Program and Innovation Center ACO models, benchmarks have traditionally 
been defined as the risk-adjusted, projected total cost of care targets 
for an ACO's assigned population. These benchmarks serve as the basis 
for assessing financial performance and determining shared savings or 
losses. While this population-based approach supports accountability 
for overall cost and care coordination, it may not fully capture 
variation in performance at the specialty or condition-specific levels, 
where significant opportunities for improving efficiency and quality 
exist.
    Expanding benchmarking to more targeted sub-populations or 
specialty-specific services could provide ACOs with more actionable 
insights into, and drive improvements in, specialty care delivery. 
Benchmarking for specialty conditions can be challenging due to the 
high-cost variability for many conditions overseen by a specialist, for 
example multiple myeloma, Chronic Obstructive Pulmonary Disease (COPD), 
and heart failure. However, as clinical scope becomes more narrowly 
defined, statistical reliability may decrease due to smaller sample 
sizes, particularly for low-volume, high-cost services. Addressing 
these methodological challenges would be critical to ensuring that 
specialty-specific benchmarks are accurate.
    We have experience with alternative benchmarking approaches that 
may inform this work. For example, the Quality Payment Program (QPP), 
including the Merit-based Incentive Payment System (MIPS), and the 
Ambulatory Specialty Model incorporate Episode-Based Cost Measures 
(EBCMs) to assess cost performance at the clinician or group level. 
EBCMs estimate the total cost of care for a defined clinical episode or 
condition, rather than for a patient over an entire year. Using 
Medicare claims data, CMS attributes services to episodes, applies risk 
adjustment to account for patient complexity, and calculates 
standardized costs that can be compared across providers and 
organizations. These episode-based approaches offer a methodologically 
robust framework for evaluating efficiency in discrete areas of care 
and may be adaptable for use within ACO models to support specialty 
engagement. By focusing on specific procedures or conditions, EBCMs can 
help identify variation in practice patterns, highlight opportunities 
for improvement, and support more targeted accountability.
    In addition to episode-based approaches, certain clinical 
conditions with more predictable care trajectories may be particularly 
well-suited for specialty-specific benchmarking. For example, End Stage 
Renal Disease and cardiology may have sufficient volume and more 
defined clinical pathways (when appropriately risk adjusted) that could 
support more stable and reliable cost and quality comparisons at the 
ACO level. Targeting these types of clinical areas could mitigate some 
of the challenges associated with low volume and high variability.
    We seek feedback on how benchmarking approaches could better 
support meaningful specialist engagement and accountability.
     What approaches should CMS consider for developing 
specialty-specific cost benchmarks within the Shared Savings Program? 
How can CMS mitigate challenges associated with conditions that may 
have low volumes and/or high-cost variability?
     How could CMS define sub-populations for specialty 
benchmarking (for example, by chronic condition, procedure type, or 
specialty service category)? Are there specific sub-populations that 
lend themselves to specialty benchmarking?
     What risk adjustment factors could CMS incorporate into 
specialty-specific benchmarks to ensure they reflect patient 
complexity?
     How could specialty-specific benchmarks interact with 
existing total cost of care benchmarks in the Shared Savings Program?
(5) Specialty Performance Measures
    Quality measurement is central to assessing ACO performance and 
advancing CMS's goals of improving patient outcomes and promoting high-
value care. Quality measures provide critical insight to both CMS and 
ACOs on how effectively care is being delivered and where opportunities 
may exist to improve clinical outcomes, patient experience, and safety.
    Within the Shared Savings Program, the current quality measurement 
framework emphasizes the foundational role of primary care in 
population health management, which aligns with the primary-care based 
assignment methodology discussed above. As a result, the current Shared 
Savings Program quality measure set (the Alternative Payment Model 
(APM) Performance Pathway (APP) Plus measure set under MIPS) focuses on 
preventive care, chronic disease management, and care coordination 
activities typically driven by PCPs.
    The current primary-care-focused measurement approach may create a 
gap in assessing the contribution of specialists to beneficiaries' care 
and ACO performance. This gap may manifest differently across ACO 
types. In low revenue ACOs, which are more often primary care and 
physician-led, the existing measure set may more closely align with 
organizational structure and care delivery models, though it may still 
underrepresent specialist contributions. In contrast, in high revenue 
ACOs, where specialists often play a larger role in care delivery and 
cost drivers, the limited inclusion of specialist-focused quality 
measures may result in a more pronounced gap in

[[Page 44133]]

assessing performance across the full continuum of care and may reduce 
incentives for specialty engagement in quality improvement efforts. 
Specialty care plays a critical role in the management of acute and 
chronic conditions and procedural interventions, which can 
significantly influence both quality outcomes and total cost of care. 
Without meaningful inclusion of specialist-focused quality measures, 
ACOs and CMS may have an incomplete view of performance across the full 
continuum of care.
    This challenge is not unique to the Shared Savings Program. In 
other CMS programs, such as MIPS, participants have historically had to 
report on metrics that are more readily reportable or broadly 
applicable, which tend to be primary care-oriented (for example, 
screening, preventive services, and management of high-volume chronic 
conditions such as hypertension and diabetes). To address this, we have 
established the option to report MIPS Value Pathways (MVPs), which 
allow providers to report a set of measures more relevant to their 
specialty. In response to a request for information on MVP reporting 
for specialists in Shared Savings Program ACOs in the CY 2024 Physician 
Fee Schedule proposed rule (88 FR 52437), we received feedback in 
support of the aim to increase specialist participation in ACOs, with 
some commenters encouraging incentives and flexibility, while others 
expressed concern that MVPs may increase burden on specialists in ACOs.
    Interested parties' feedback has further indicated that specialists 
may have limited visibility into how their clinical decisions, care 
patterns, and outcomes contribute to overall ACO performance, 
particularly when quality measurement and reporting do not reflect 
their areas of practice. This lack of visibility may reduce 
opportunities for engagement, alignment, and accountability among 
specialists participating in ACOs.
    We seek feedback on how specialty performance measures could better 
support meaningful specialist engagement and accountability in the 
Shared Savings Program, keeping in mind that they may differ between 
low and high revenue ACOs.
     What considerations should inform how specialist 
performance is assessed within ACOs and should it differ from how ACOs 
are currently assessed?
     What specialty-specific performance profiles or feedback 
mechanisms would drive improvement?
     How could performance measurement approaches support 
prevention and upstream management by specialists?
     What specialist quality performance information would be 
of use to ACOs in maximizing care coordination, outcomes, and cost 
management in their programs? How could CMS incentivize specialists or 
their ACOs to report on specialist quality performance?
     How can ACOs align financial and non-financial incentives 
to better reflect specialists' contributions to cost and quality 
outcomes?
     What are the barriers and burden associated with 
collecting data from specialists and how can these issues be mitigated?
     Is there an opportunity to tie ACO performance to system-
level metrics? Would this remove or increase burden on PCPs and 
specialists? What potential issues could arise from system-level 
metrics?
     How could MVPs be leveraged to better support meaningful 
specialist engagement and accountability in the Shared Savings Program, 
and in which areas are there opportunities to improve how MVPs could be 
leveraged? In which contexts, such as low revenue versus high revenue 
ACOs or different specialty types, have MVPs been most and least 
effective?
(6) Waiver Flexibilities
    Under Section 1899 of the Act, we have the authority to waive 
certain sections of the Act, as necessary to implement the Shared 
Savings Program. This waiver authority authorizes us to use trust fund 
dollars to reduce barriers to care delivery within ACOs, such as to pay 
participating ACOs for items and services that are not typically 
covered under Medicare (to include items and services that fall within 
a Medicare benefit category solely by virtue of waivers of certain 
requirements issued for purposes of testing the model). These tools may 
create opportunities for specialists to participate more meaningfully 
in accountable care by expanding access; reducing burden; and allowing 
more flexible care delivery, referral, and payment.
    One example is the Skilled Nursing Facility (SNF) 3-day rule 
waiver, which eliminates the requirement for a 3-day inpatient stay 
prior to a SNF admission. This waiver is highly utilized in many ACOs, 
with 36 percent of Shared Savings Program ACOs approved for the waiver 
in 2026.\366\ Sixty percent of ACO REACH participants report this 
waiver is operational as of 2025.\367\ Data suggests that when used, it 
can reduce avoidable inpatient and ED utilization without increasing 
overall SNF spending.\368\ Another example is the diabetic shoe waiver, 
which in the Primary Care First (PCF) model, allowed NPs/PAs to certify 
a diabetic shoe prescription. There is no statistical data on waiver 
uptake, but anecdotal evidence suggests uptake was large and this 
continues to be a highly requested waiver.
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    \366\ Shared Savings Program Fast Facts, https://www.cms.gov/files/document/2026-shared-savings-program-fast-facts.pdf. January 
1, 2026.
    \367\ NORC at the University of Chicago. 2025 ACO REACH Pulse 
Check Survey. 2025. Internal report.
    \368\ Newman JS, Johnson KS, Meyer TJ, et al. Implementing the 
3-Day Skilled Nursing Facility Waiver: Key Insights. J Prim Care 
Community Health. 2026;17. https://doi.org/10.1177/21501319261456960.
---------------------------------------------------------------------------

    Telehealth flexibilities introduced during the COVID-19 public 
health emergency are an example of regulatory flexibilities. These 
policies expanded access to care by allowing beneficiaries to receive 
telehealth anywhere in the US, permitting all Medicare providers to 
furnish telehealth services, and paying for audio-only visits when 
necessary and appropriate. The Shared Savings Program also allows for 
telehealth flexibilities, which similarly allow certain ACOs in two-
sided risk tracks to provide and bill for telehealth services to 
assigned beneficiaries anywhere in the U.S. Telehealth flexibilities 
have been widely adopted by many specialists, particularly for 
consultations and follow-up visits. Data suggests that virtual 
consultations in a commercial population can reduce expenditures by 
$195 per person, primarily driven by lower cost of specialist 
care.\369\
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    \369\ ``eConsults NORC 2025 ACO REACH Pulse Check Survey Can 
Lower Costs and Improve Access to Specialty Care.'' Mathematica, 
https://www.mathematica.org/news/econsults-can-lower-costs-and-improve-access-to-specialty-care. Accessed 23 Mar. 2026.
---------------------------------------------------------------------------

    We are seeking feedback on how waivers and regulatory flexibilities 
can better support specialist engagement and participation in the 
Shared Savings Program.
     Which current Shared Savings Program waivers (for example, 
SNF 3-day rule, telehealth flexibilities) have been most effective in 
supporting specialty integration? What barriers limit their adoption 
and how could CMS address them?
     How could CMS modify or expand existing waiver 
flexibilities to better support specialist-driven care pathways while 
maintaining beneficiary safety and appropriate utilization?
     What additional waivers should CMS consider to enable 
specialists to participate in ACOs?

[[Page 44134]]

     How should waivers differ by low revenue and high revenue 
participants?
(7) Burden
    Central to CMS's strategic goals is protecting the taxpayer by 
improving program efficiency and integrity and reducing administrative 
burden.\370\ Burden reduction efforts focus on simplifying program 
requirements, streamlining oversight, and leveraging automation and 
data integration so that providers can devote more time to patient 
care. This includes reducing duplicative or unnecessary data 
submissions, improving alignment across reporting systems, and 
enhancing the efficiency of compliance processes. At the same time, we 
seek to ensure that programs continue to meet their goals to drive 
improvements in care quality, outcomes, and value.
---------------------------------------------------------------------------

    \370\ Centers for Medicare & Medicaid Services. ``Making America 
Healthy Again: Innovation for Healthier Lives.'' CMS, https://www.cms.gov/newsroom/blog/making-america-healthy-again-innovation-healthier-lives.
---------------------------------------------------------------------------

    Our programs, including the Shared Savings Program, rely on robust 
data reporting, analytics, and administrative infrastructure to support 
these goals. Participation in these models often requires investments 
in care coordination, health IT systems, performance measurement, and 
ongoing operational optimization. While these activities are essential 
to advancing accountable care, they may also introduce administrative 
and operational burden for participating organizations.
    Efforts to strengthen specialty integration within ACOs, a key 
opportunity for improving care coordination and reducing total cost of 
care, may involve additional activities that require time, resources, 
and technical capacity.
    We are seeking feedback on how to minimize burden when improving 
specialist engagement and accountability within the Shared Savings 
Program.
     How can CMS reduce burden associated with specialty-
specific quality reporting (for example, aligning measures across 
programs, leveraging claims-based measures) while maintaining 
meaningful accountability for specialty care?
     What policy changes could reduce the burden ACOs and 
specialists face in meeting data-sharing requirements (for example, 
interoperability)?
     What operational or compliance requirements 
disproportionately affect smaller or rural specialty practices?
     What flexibilities could CMS introduce to encourage 
specialist participation or engagement with the Shared Savings Program?
     What flexibilities could CMS introduce to reduce burden 
with the structure of ACO participation over the current FFS 
requirements?

H. Changes to the Regulations Associated With the Ambulance Fee 
Schedule

1. Ambulance Fee Schedule Background
    Section 1861(s)(7) of the Act establishes an ambulance service as a 
Medicare Part B service where the use of other methods of 
transportation is contraindicated by the individual's condition, but 
only to the extent provided in regulations. Our regulations relating to 
coverage for ambulance services are set forth at 42 CFR part 410, 
subpart B. Since April 1, 2002, payment for ambulance services has been 
made under the ambulance fee schedule (AFS), which the Secretary 
established, as required by section 1834(l) of the Act, in 42 CFR part 
414, subpart H. Payment for an ambulance service is made at the lesser 
of the actual billed amount or the AFS amount, which consists of a base 
rate for the level of service, a separate payment for mileage to the 
nearest appropriate facility, a geographic adjustment factor (GAF), and 
other applicable adjustment factors as set forth at section 1834(l) of 
the Act and Sec.  414.610.
    In accordance with section 1834(l)(3) of the Act and Sec.  
414.610(f), the AFS rates are adjusted annually based on an inflation 
factor. (For a discussion about the ambulance inflation factor (AIF), 
please see CY 2011 PFS final rule (75 FR 73397)). We stated in the CY 
2011 PFS final rule that the AIF will be announced by instruction and 
on the CMS website. AIF transmittals are available on CMS' website: 
https://www.cms.gov/medicare/payment/fee-schedules/ambulance/afs-regulations-and-notices and in the Medicare Claims Processing Manual, 
Chapter 15, section 20.4). The AFS also incorporates two permanent add-
on payments at Sec.  414.610(c)(5)(i) and three temporary add-on 
payments at Sec.  414.610(c)(1)(ii) and (c)(5)(ii) to the base rate 
and/or mileage rate.
2. Ambulance Extender Provisions
a. Amendment to Section 1834(l)(13) of the Act
    Section 146(a) of the Medicare Improvements for Patients and 
Providers Act of 2008 (MIPPA) (Pub. L. 110-275, enacted July 15, 2008), 
amended section 1834(l)(13) of the Act to specify that, effective for 
ground ambulance services furnished on or after July 1, 2008, and 
before January 1, 2010, the ambulance fee schedule amounts for ground 
ambulance services shall be increased as follows:
     For covered ground ambulance transports that originate in 
a rural area or in a rural census tract of a metropolitan statistical 
area, the fee schedule amounts shall be increased by 3 percent.
     For covered ground ambulance transports that do not 
originate in a rural area or in a rural census tract of a metropolitan 
statistical area, the fee schedule amounts shall be increased by 2 
percent.
    The payment add-ons under section 1834(l)(13) of the Act have been 
extended several times. Most recently, section 6203 of the Consolidated 
Appropriations Act, 2026 (Pub. L. 119-75, February 3, 2026) amended 
section 1834(l)(13) of the Act to extend the payment add-ons through 
December 31, 2027. Thus, these payment add-ons apply to covered ground 
ambulance transports furnished before January 1, 2028. We are proposing 
to revise Sec.  414.610(c)(1)(ii) to conform the regulations to this 
statutory requirement. (For a discussion of past legislation extending 
section 1834(l)(13) of the Act, please see the CY 2014 PFS final rule 
with comment period (78 FR 74438 through 74439), the CY 2015 PFS final 
rule with comment period (79 FR 67743), the CY 2016 PFS final rule with 
comment period (80 FR 71071 through 71072), the CY 2019 PFS final rule 
with comment period (83 FR 59681 through 59682), the CY 2024 PFS final 
rule with comment period (88 FR 79292 through 79293), and the CY 2026 
PFS final rule with comment period (90 FR 49837)).
    This statutory requirement is self-implementing. A plain reading of 
the statute requires only a ministerial application of the mandated 
rate increase and does not require any substantive exercise of 
discretion on the part of the Secretary.
b. Amendment to Section 1834(l)(12) of the Act
    Section 414(c) of the Medicare Prescription Drug, Improvement and 
Modernization Act of 2003 (MMA) (Pub. L. 108-173, December 8, 2003) 
added section 1834(l)(12) to the Act, which specified that, in the case 
of ground ambulance services furnished on or after July 1, 2004, and 
before January 1, 2010, for which transportation originates in a 
qualified rural area (as described in the statute), the Secretary shall 
provide for a percent increase in the base rate of the fee schedule for 
such transports. The statute requires this percent increase to be based 
on the Secretary's estimate of

[[Page 44135]]

the average cost per trip for such services (not taking into account 
mileage) in the lowest quartile of all rural county populations as 
compared to the average cost per trip for such services (not taking 
into account mileage) in the highest quartile of rural county 
populations.
    Using the methodology specified in the July 1, 2004, interim final 
rule (69 FR 40288), we determined that this percent increase was equal 
to 22.6 percent. As required by the MMA, this payment increase was 
applied to ground ambulance transports that originated in a ``qualified 
rural area,'' that is, to transports that originated in a rural area 
comprising the lowest 25th percentile of all rural populations arrayed 
by population density. For this purpose, rural areas included Goldsmith 
areas (a type of rural census tract). This rural bonus is sometimes 
referred to as the ``Super Rural Bonus'' and the qualified rural areas 
(also known as ``super rural'' areas) are identified during the claims 
process via the use of a data field included in the CMS-supplied ZIP 
code file.
    The Super Rural Bonus under section 1834(l)(12) of the Act has been 
extended several times. Most recently, section 6203 of the Consolidated 
Appropriations Act, 2026 (Pub. L. 119-75, February 3, 2026) amended 
section 1834(l)(12)(A) of the Act to extend this rural bonus through 
December 31, 2027. Therefore, we are continuing to apply the 22.6 
percent rural bonus described in this section (in the same manner as in 
previous years) to ground ambulance services with dates of service 
before January 1, 2028, where transportation originates in a qualified 
rural area.
    Accordingly, we are proposing to revise Sec.  414.610(c)(5)(ii) to 
conform the regulations to this statutory requirement. (For a 
discussion of past legislation extending section 1834(l)(12) of the 
Act, please see the CY 2014 PFS final rule with comment period (78 FR 
74439 through 74440), CY 2015 PFS final rule with comment period (79 FR 
67743 through 67744), the CY 2016 PFS final rule with comment period 
(80 FR 71072), the CY 2019 PFS final rule with comment period (83 FR 
59682), the CY 2024 PFS final rule with comment period (88 FR 79293), 
and the CY 2026 PFS final rule with comment period (90 FR 49837 through 
49838)).
    This statutory provision is self-implementing. It requires an 
extension of this rural bonus (which was previously established by the 
Secretary) through December 31, 2027, and does not require any 
substantive exercise of discretion on the part of the Secretary.
3. Ongoing Data Collection Requirements for the Medicare Ground 
Ambulance Data Collection System
    We expect to address the ongoing data collection requirements for 
the Medicare Ground Ambulance Data Collection System in the CY 2028 PFS 
rulemaking to include the Medicare Payment Advisory Commission 
(MedPAC)'s June 15, 2026, Report to the Congress's findings: https://www.medpac.gov/document/june-2026-report-to-the-congress-medicare-and-the-health-care-delivery-system/.
4. Proposed Changes in Geographic Delineations for Ambulance Payment
    Under section 1834(l)(2)(C) of the Act, the Secretary is required 
to consider appropriate regional and operational differences in 
establishing the AFS. Historically, the AFS has used the same 
geographic area designations as the acute care hospital inpatient 
prospective payment system (IPPS) and other Medicare payment systems to 
account for appropriate regional (urban and rural differences). The use 
of consistent geographic standards for Medicare payment provides for 
consistency across the Medicare program.
    The current geographic areas used under the AFS effective CY 2015 
are based on OMB standards published on June 28, 2010 (75 FR 37246 
through 37252) and Census 2010 Bureau data (OMB Bulletin No. 13-01). 
For a discussion of OMB's delineation of Core-Based Statistical Areas 
(CBSAs) and our implementation of the CBSA definitions under the AFS, 
we refer readers to the preamble of the CY 2007 AFS proposed rule (71 
FR 30358 through 30361), the CY 2007 PFS final rule with comment period 
(71 FR 69712 through 69716), CY 2015 PFS proposed rule (79 FR 40372 
through 40376), CY 2015 PFS final rule with comment period (79 FR 67744 
through 67750), CY 2015 PFS final rule correction notice (79 FR 78716 
through 78719), CY 2016 PFS proposed rule (80 FR 41788 through 41792), 
and the CY 2016 PFS final rule with comment period (80 FR 71072 through 
71078).
    In the July 16, 2021, Federal Register (86 FR 37777), OMB finalized 
a schedule for future updates based on results of the decennial Census 
updates to commuting patterns from the American Commuting Survey (ACS). 
In accordance with that schedule, on July 21, 2023, OMB released 
Bulletin No. 23-01. A copy of OMB Bulletin No. 23-01 may be obtained 
at: https://www.whitehouse.gov/wp-content/uploads/2023/07/OMB-Bulletin-23-01.pdf. According to OMB, the delineations reflect the 2020 
Standards for Delineating Core Based Statistical Areas (``the 2020 
Standards''), which appeared in the Federal Register on July 16, 2021 
(86 FR 37770 through 37778), and the application of those standards to 
Census Bureau population and journey-to-work data (that is, 2020 
Decennial Census, American Community Survey, and Census Population 
Estimates Program data).
    OMB's 2020 Standards for Delineating Core Based Statistical Areas 
(86 FR 37778) defines a CBSA as a geographic entity with at least one 
core of at least 10,000 population, where there are two types of CBSAs. 
A metropolitan statistical area (MSA) is one type, with populations 
greater than 50,000 and a micropolitan statistical area (referred to in 
this discussion as a Micropolitan Area) is the other type as a CBSA 
associated with at least one core that has a population of at least 
10,000 but less than 50,000. Counties that do not qualify for inclusion 
in a CBSA are deemed ``outside of a CBSA.''
    The July 21, 2023 OMB Bulletin No. 23-01 contains a number of 
significant changes to the statistical areas in the United States and 
Puerto Rico. For example, our analysis shows that a total of 53 
counties that were once considered part of a CBSA would be considered 
to be located outside of a CBSA whereas a total of 54 counties that 
were located outside of a CBSA would be located in a CBSA under the 
revised OMB delineations. We believe it is important for the ambulance 
fee schedule to use the latest labor market area delineations available 
as soon as reasonably possible in order to maintain a more accurate and 
up-to-date payment system that reflects the reality of population 
shifts.
    Additionally, in the FY 2025 IPPS final rule with comment period 
(89 FR 69253), we finalized our proposal to adopt OMB's revised 
delineations based on OMB bulletin No. 23-01 to delineate areas for 
purposes of applying the IPPS wage index. Given that ambulance services 
is a transport benefit where payment is based on the ZIP code of the 
ambulance point of pickup and in response to industry requests to 
update the geographic delineations and the statutory requirement at 
sections 1834(l)(9), (l)(12)(B)(iv), (l)(13)(A)(i), and (l)(14)(C) of 
the Act that require that we use the most recent version of the 
Goldsmith Modification to determine rural census tracts within MSAs, we 
are proposing to update the geographic delineations, consistent with 
historical practice, rather than proposing to continue to use the 
current geographic delineations.

[[Page 44136]]

    We believe it would be appropriate to adopt the same geographic 
area delineations for use under the AFS as are used under the IPPS and 
other Medicare payment systems. Thus, we are proposing to make use of 
the new OMB delineations as described in the July 21, 2023, OMB 
Bulletin No. 23-01 beginning in CY 2027, along with the geographic 
areas based on the most version of the Goldsmith Modification, to more 
accurately identify urban and rural areas for AFS payment purposes. We 
believe that combining the updated OMB delineations with the Goldsmith 
Modification's Rural-Urban Commuting Area (RUCA) codes more 
realistically reflect rural and urban populations, and that the use of 
such delineations and codes under the AFS would result in more accurate 
payment. Under the AFS, consistent with our current definitions of 
urban and rural areas (42 CFR 414.605), MSAs would continue to be 
recognized as urban areas, while Micropolitan Areas and other areas 
outside MSAs, and rural census tracts within MSAs (as discussed later 
in this section), would be recognized as rural areas.
    In addition to the OMB's statistical area delineations, the current 
geographic areas used in the AFS are, as just stated, based on the most 
recent version of the Goldsmith Modification. Sections 1834(l)(9), 
(l)(12)(B)(iv), (l)(13)(A)(i), and (l)(14)(C) of the Act require that 
we use the most recent version of the Goldsmith Modification to 
determine rural census tracts within MSAs. These rural census tracts 
are considered rural areas under the AFS (see Sec.  414.605). In the CY 
2015 PFS final rule with comment period (79 FR 67744 through 67750), we 
adopted the most recent (at that time) version of the Goldsmith 
Modification, designated as RUCA codes. RUCA codes use urbanization, 
population density, and daily commuting data to categorize every census 
tract in the country. For a discussion about RUCA codes, we refer the 
reader to the CY 2007 PFS final rule with comment period (71 FR 69714 
through 69716), the CY 2015 PFS final rule with comment period (79 FR 
67745 and 67746), CY 2015 PFS final rule correction notice (79 FR 78716 
through 78719), and the CY 2016 PFS final rule with comment period (80 
FR 71073 through 71074).
    As stated previously, on July 21, 2023, OMB issued OMB Bulletin No. 
23-01, which established revised delineations for Metropolitan 
Statistical Areas, Micropolitan Statistical Areas, and Combined 
Statistical Areas, and provided guidance on the use of the delineations 
of these statistical areas. Several modifications of the RUCA codes 
were necessary to take into account updated commuting data and the 
revised OMB delineations. We refer readers to the U.S. Department of 
Agriculture's Economic Research Service website for a detailed listing 
of updated RUCA codes found at: https://www.ers.usda.gov/data-products/rural-urban-commuting-area-codes.aspx.
    The updated RUCA code definitions were introduced on July 31, 2025, 
and are based on data from the U.S. Bureau of the Census, Department of 
Commerce, 2020 Census of Population and Housing and the 2017-21 Census 
Transportation Planning Package (CTPP) special tabulation for the 
Department of Transportation and the American Association of State 
Highway and Transportation Officials. We are proposing to adopt the 
most recent modifications of the RUCA codes beginning in CY 2027, to 
recognize levels of rurality in census tracts located in every county 
across the nation, for purposes of payment under the AFS. If we adopt 
the most recent RUCA codes, many counties that are designated as urban 
at the county level based on population would have rural census tracts 
within them that would be recognized as rural areas through our use of 
RUCA codes.
    The 2020 Primary RUCA codes are as follows:
    (1) Metropolitan core: primary commuting flow is within an urban 
area (UA) of 50,000 or more people (metro UA).
    (2) Metropolitan high commuting: primary commuting flow is 30 
percent or more to a metro UA.
    (3) Metropolitan low commuting: primary commuting flow is 10 
percent to 30 percent to a metro UA.
    (4) Micropolitan core: primary flow is within an urban area of 
10,000 to 49,999 people (micro UA).
    (5) Micropolitan high commuting: primary commuting flow is 30 
percent or more to a micro UA.
    (6) Micropolitan low commuting: primary commuting flow is 10 
percent to 30 percent to a micro UA.
    (7) Small town core: primary commuting flow is within an urban area 
of 9,999 or fewer people (small town UA).
    (8) Small town high commuting: primary commuting flow is 30 percent 
or more to a small town UA.
    (9) Small town low commuting: primary commuting flow is 10 percent 
to 30 percent to a small town UA.
    (10) Rural areas: primary commuting flow is to a tract outside an 
UA.
    Based on this classification, and consistent with our current 
policy as set forth in the CY 2015 PFS final rule with comment period 
(79 FR 67745), we are proposing to designate any census tracts falling 
at or above RUCA level 4.0 as rural areas for purposes of payment for 
ambulance services under the AFS. As discussed in the CY 2015 PFS final 
rule with comment period (79 FR 67745), the Federal Office of Rural 
Health Policy (formerly the Office of Rural Health Policy) within the 
Health Resources and Services Administration (HRSA) determines 
eligibility for its rural grant programs through the use of the RUCA 
code methodology. Under this methodology, HRSA designates any census 
tract that falls at RUCA level 4.0 or higher as a rural census tract. 
In addition to designating any census tracts falling at or above RUCA 
level 4.0 as rural areas, under the updated RUCA code definitions, HRSA 
has also designated as rural census tracts those census tracts with 
RUCA codes 2 or 3 that are at least 400 square miles in area with a 
population density of no more than 35 people. We refer readers to 
HRSA's website at: https://www.hrsa.gov/rural-health/about-us/what-is-rural for additional information. Consistent with the HRSA guidelines 
discussed previously and the policy we adopted in the CY 2015 PFS final 
rule with comment period (79 FR 67750), we are proposing for CY 2027 to 
designate as rural areas those census tracts that fall at or above RUCA 
level 4.0. We continue to believe that this HRSA guideline accurately 
identifies rural census tracts throughout the country, and thus would 
be appropriate to apply for AFS payment purposes.
    Also, consistent with the policy we finalized in the CY 2015 PFS 
final rule with comment period (79 FR 67749), we would not designate as 
rural areas those census tracts that fall at RUCA levels 2 or 3 that 
are at least 400 square miles in area with a population density of no 
more than 35 people. We have determined that it is not feasible to 
implement this guideline due to the complexities of identifying these 
areas at the ZIP code level. We do not have sufficient information 
available to identify the ZIP codes that fall in these specific census 
tracts. Also, payment under the AFS is based on the ZIP codes; 
therefore, if the ZIP code is predominantly metropolitan but has some 
rural census tracts, we do not split the ZIP code areas to distinguish 
further granularity to provide different payments within the same ZIP 
code. We believe that payment for all ambulance transportation services 
at the ZIP code level provides for a more consistent and 
administratively feasible payment

[[Page 44137]]

system. For example, if we were to pay based on ZIP codes for some 
areas and counties or census tracts for other areas, there are 
circumstances where ZIP codes cross county or census tract borders and 
where counties or census tracts cross ZIP code borders. Such overlaps 
in geographic designations would complicate our ability to 
appropriately assign ambulance transportation services to geographic 
areas for payment under the AFS. Therefore, under the AFS, we would not 
designate as rural areas those census tracts that fall at RUCA levels 2 
or 3 that are at least 400 square miles in area with a population 
density of no more than 35 people. We invite comments on this proposal.
    As we stated in the CY 2015 PFS final rule with comment period (79 
FR 67746), the adoption of the most current OMB delineations and the 
updated RUCA codes would affect whether certain areas are recognized as 
rural or urban. The distinction between urban and rural is important 
for ambulance payment purposes because urban and rural transports are 
paid differently. The determination of whether a transport is urban or 
rural is based on the point of pick-up for the transport, and thus a 
transport is paid differently depending on whether the point of pick-up 
is in an urban or a rural area. During claims processing, geographic 
designation of urban, rural, or super rural is assigned to each claim 
for an ambulance transport based on the point of pick-up ZIP code that 
is indicated on the claim.
    Currently, section 1834(l)(12) of the Act (as amended by section 
6203 of the Consolidated Appropriations Act, 2026) specifies that, for 
services furnished during the period July 1, 2004 through December 31, 
2027, the payment amount for the ground ambulance base rate is 
increased by a ``percent increase'' (Super Rural Bonus) where the 
ambulance transport originates in a ``qualified rural area,'' which is 
a rural area that we determine to be in the lowest 25th percentile of 
all rural populations arrayed by population density (also known as a 
``super rural area''). We implement this Super Rural Bonus in Sec.  
414.610(c)(5)(ii). Adoption of the revised OMB delineations and the 
updated RUCA codes would have no negative impact on ambulance 
transports in super rural areas, as none of the current super rural 
areas would lose their status due to the revised OMB delineations and 
the updated RUCA codes.
    The adoption of the new OMB delineations and the updated RUCA codes 
would affect whether transports are eligible for other rural 
adjustments under the AFS statute and regulations. For ground ambulance 
transports where the point of pick-up is in a rural area, the mileage 
rate is increased by 50 percent for each of the first 17 miles (Sec.  
414.610(c)(5)(i)). For air ambulance services where the point of pick-
up is in a rural area, the total payment (base rate and mileage rate) 
is increased by 50 percent (Sec.  414.610(c)(5)(i)). Furthermore, under 
section 1834(l)(13) of the Act (as amended by section 6203 of the 
Consolidated Appropriations Act, 2026) for ground ambulance transports 
furnished through December 31, 2027, transports originating in rural 
areas are paid based on a rate (both base rate and mileage rate) that 
is 3 percent higher than otherwise is applicable. (See also Sec.  
414.610(c)(1)(ii)).
    If we adopt OMB's revised delineations and the updated RUCA codes, 
ambulance providers and suppliers that pick up Medicare beneficiaries 
in areas that would be Micropolitan or otherwise outside of MSAs based 
on OMB's revised delineations or in a rural census tract of an MSA 
based on the updated RUCA codes (but are currently within urban areas) 
may experience increases in payment for such transports because they 
may become eligible for the rural adjustment factors discussed 
previously, while those ambulance providers and suppliers that pick up 
Medicare beneficiaries in areas that would be urban based on OMB's 
revised delineations and the updated RUCA codes (but are currently in 
Micropolitan Areas or otherwise outside of MSAs, or in a rural census 
tract of an MSA) may experience decreases in payment for such 
transports because they would no longer be eligible for the rural 
adjustment factors discussed previously.
    The use of the revised OMB delineations and the updated RUCA codes 
would mean the recognition of new urban and rural boundaries based on 
the population migration that occurred over a 10-year period, between 
2010 and 2020. As discussed previously in this section, we are 
proposing to use the updated 2020 RUCA codes to identify rural census 
tracts within MSAs, such that the census tracts falling at or above 
RUCA level 4.0 would continue to be designated as rural areas. To 
determine which ZIP codes are included in each such rural census tract, 
we are proposing to use the ZIP code approximation file developed by 
HRSA. This file includes the 2020 RUCA code designation for each ZIP 
code and can be found at: https://www.ers.usda.gov/data-products/rural-urban-commuting-area-codes If ZIP codes are added over time to the USPS 
ZIP code file (and thus are not included in the 2020 ZIP code 
approximation file provided to us by HRSA) or if ZIP codes are revised 
over time, we would determine the appropriate urban/rural designation 
for such ZIP code based on any updates provided on the HRSA and OMB 
websites located at: https://www.ers.usda.gov/data-products/rural-urban-commuting-area-codes.aspx and https://www.whitehouse.gov/wp-content/uploads/2023/07/OMB-Bulletin-23-01.pdf.
    Based on the April 2026 United States Postal Service (USPS) ZIP 
code file that we are using in this proposed rule to assess the impacts 
of the revised geographic designations; there are a total of 42,956 ZIP 
codes in the U.S. Table B-H1 sets forth an analysis of the number of 
ZIP codes that changed urban/rural status in each U.S. State and 
territory using the April 2026 USPS ZIP code file, the revised OMB 
delineations (OMB Bulletin No. 23-01), and the updated 2020 RUCA codes. 
Based on this data, the geographic designations for approximately 95.87 
percent of ZIP codes would be unchanged by OMB's revised delineations 
and the updated RUCA codes. As reflected in Table B-H1, more ZIP codes 
would change from urban to rural (1,172, or 2.73 percent) than rural to 
urban (602, or 1.40 percent). In general, it is expected that ambulance 
providers and suppliers in 1,172 ZIP codes within 47 States and Puerto 
Rico may experience payment increases if we adopt the revised OMB 
delineations and the updated RUCA codes, as these areas would be 
redesignated from urban to rural. The State of Maryland would have the 
most ZIP codes changing from urban to rural with a total of 49, or 7.78 
percent. Ambulance providers and suppliers in 602 ZIP codes within 43 
States may experience payment decreases if we adopt the revised OMB 
delineations and the updated RUCA codes, as these areas would be 
redesignated from rural to urban. The State of South Carolina would 
have the most ZIP codes changing from rural to urban (20, or 3.68 
percent). Our findings are illustrated in Table B-H1.

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[GRAPHIC] [TIFF OMITTED] TP16JY26.098

    For more detail on the impact of our proposals, in addition to 
Table B-H1, the following files are available through the internet on 
the Ambulances Services Center website at: https://www.cms.gov/medicare/coverage/ambulances-services-center; ZIP Codes By State 
Changed From Urban To Rural: ZIP Codes By State Changed From Rural To 
Urban: List of ZIP Codes With RUCA Code Designations: and Complete List 
of ZIP Codes.
    We invite public comments on our proposals to make use of the 
revised OMB delineations as set forth in OMB's July 21, 2023 bulletin 
(No. 23-01) and the most recent modifications of the RUCA codes as 
discussed previously for CY 2027 for purposes of payment under the AFS.

X. Request for Information (RFI) on Duplicate Laboratory Testing, 
Imaging, and Result Sharing and Interoperability

1. Overview
    Diagnostic imaging and laboratory testing are critical to 
determining a patient's course of treatment. Imaging data and test 
results are often siloed within the acquiring systems' electronic 
health record and inaccessible outside of those systems. Treating 
health care providers often do not even know of the existence of these 
siloed results. The inaccessibility of laboratory and imaging data due 
to siloing results in incomplete or delayed care management and 
duplicative testing, with concomitant increased costs (and in the case 
of duplicative diagnostic imaging, unnecessary radiation exposure).
2. Purpose of the RFI
    We are issuing this RFI to gather input from interested parties--
including clinicians, laboratories, imaging health care providers, 
health systems, payers, health IT developers, and other interested 
parties--to inform potential actions aimed at addressing the 
interoperability and duplicate testing concerns described earlier in 
this section.
3. Potential Mechanisms for Addressing Duplicative Payment
    Given the concerns discussed previously in this section resulting 
from duplicate diagnostic laboratory and image testing, we are 
exploring various mechanisms for addressing duplicative payment:
     Clarifications to billing instructions to laboratories and 
imaging centers on

[[Page 44140]]

parameters of duplicate laboratory or imaging tests;
     Local Medicare Administrative Contractor (MAC) edits that 
would result in non-payment or reductions in payment as applicable for 
duplicate laboratory or imaging tests;
     Use of payment integrity levers to recoup payments from 
health care providers and suppliers who performed duplicate laboratory 
or imaging tests; and
     Application of frequency limitations to certain tests 
where clinically appropriate.
    We note that frequency limitations are already in use in certain 
contexts. For example, a Local Coverage Decision (LCD) from a MAC 
limits testing for Vitamin D levels (L33996--Vitamin D Assay Testing), 
providing that once a beneficiary has been shown to be Vitamin D 
deficient, further testing is medically necessary only to ensure 
adequate replacement has been accomplished, with annual testing 
thereafter being appropriate depending on the indication and other 
mitigating factors. We believe there are likely other diagnostic 
laboratory tests that should similarly be subject to frequency 
limitations.
    We also recognize that in some cases more frequent testing is 
clinically justified and we are therefore seeking input not only on 
which laboratory and imaging tests should be subject to frequency 
limitations, but also on what exceptions should be permitted to ensure 
beneficiary access is not inappropriately restricted.
    We seek input on how such enforcement actions can be implemented 
without restricting beneficiary access to necessary care, and 
specifically how practitioners can communicate clinical justification 
for repeat testing in specific circumstances--for example, in cases of 
trauma, stroke, or evolving emergencies where repeat imaging may be 
clinically appropriate.
     Should CMS consider possible changes to payment policies 
when diagnostic tests are billed duplicatively; that is, additional 
imaging or diagnostic laboratory tests for the same condition? For 
example, is there a time period which an image or laboratory test 
should automatically be considered ``duplicate'' and therefore subject 
to payment consequences? To which kinds of tests or subsets of tests 
should such policies apply? We welcome responses from both the clinical 
community as well as payors who have likely addressed or considered 
these or similar issues related to the payments they make.
4. Laboratory and Imaging Interoperability
    Several agencies within HHS have indicated an interest in gaining 
public input on interoperability for various health programs. Section 
4003 of the 21st Century Cures Act (Pub. L. 114-255) amended section 
3000 of the PHSA to add a new paragraph (10) to include a statutory 
definition of ``interoperability.'' Interoperability is defined to 
mean, with respect to health information technology, such health 
information technology that-- (A) enables the secure exchange of 
electronic health information with, and use of electronic health 
information from, other health information technology without special 
effort on the part of the user; (B) allows for complete access, 
exchange, and use of all electronically accessible health information 
for authorized use under applicable State or Federal law; and (C) does 
not constitute information blocking as defined in section 3022(a) of 
the Public Health Service Act.
    We view duplicate imaging and laboratory testing as one of several 
use cases in which the lack of clinical interoperability causes non-
trivial beneficiary harm and program integrity concerns. In recognition 
of that perspective, the broader department, and the Office of the 
National Coordinator for Health Information Technology (ONC) in 
particular, adopts standards that facilitate easier exchange of 
diagnostic clinical information and includes criteria in the ONC Health 
IT Certification Program that address the certification of health IT to 
exchange this information. In the January 30, 2026 Federal Register (91 
FR 4054), ONC published an RFI titled, ``Request for Information: 
Diagnostic Imaging Interoperability Standards and Certification''.
    The regulatory background section of the January 2026 RFI (91 FR 
4055) outlined the following prior efforts:
     Federal efforts to incorporate diagnostic imaging 
requirements into certification criteria for electronic health record 
(EHRs) and other health IT systems span more than a decade, marked by a 
recurring cycle of proposals, reversals, and unresolved 
interoperability challenges.
     In 2012, the Secretary published the proposed rule titled, 
``Health Information Technology: Standards, Implementation 
Specifications, and Certification Criteria for Electronic Health Record 
Technology, 2014 Edition; Revisions to the Permanent Certification 
Program for Health Information Technology'' (77 FR 13832) (hereinafter 
'' 2014 Edition Proposed Rule''), which proposed an imaging 
certification criterion (Sec.  170.314(a)(12)) without requiring the 
Digital Imaging and Communications in Medicine (DICOM) standard, while 
simultaneously requesting public comments on its use (77 FR 13838). The 
proposed rule also proposed to require EHR technology certified under 
the View, Download, and Transmit (VDT) certification criterion (Sec.  
170.314(e)(1)) to be capable of enabling images formatted according to 
the DICOM-formatted images (77 FR 13839 and 13840). However, when the 
2014 Edition Final Rule was published later that year (77 FR 54163), 
the DICOM standard was not adopted, and the image download and 
transmission requirement was removed from the VDT certification 
criterion--largely due to complexity and implementation burden raised 
by commenters (77 FR 54183). Instead, the 2014 Edition Final Rule 
adopted an ``image results'' certification criterion that required 
Health IT Modules certified to that criterion to indicate the 
availability of patient images and narrative interpretations, 
accessible either through a direct link within the EHR or a context-
sensitive link to an external application (77 FR 54172 and 54173).
    Between 2014 and 2024, ONC continued efforts to modernize the VDT 
imaging related criteria. Public feedback consistently underscored 
challenges related to standards maturity, uneven implementation across 
settings, and fragmentation in available technologies. Imaging exchange 
remains uniquely complex: in addition to narrative reports, large image 
files, associated metadata, and viewing capabilities must be exchanged 
in a manner that is performant, secure, and consistent across systems. 
Information blocking, economic and workflow burdens, and inconsistent 
conformance to existing standards all continue to affect access to 
diagnostic imaging across organizational boundaries.
     Responses to other recent RFIs (for example, ``Request for 
Information; Health Technology Ecosystem'' which appeared in the May 
16, 2025 Federal Register (90 FR 21034) (hereinafter ``Health 
Technology Ecosystem RFI'') indicate that the imaging exchange 
environment remains fragmented and unreliable, with ongoing dependence 
on CDs and DVDs and limited availability of modern, API-enabled tools 
that would allow patients and health care providers to access and share 
images seamlessly. Interested parties have also highlighted privacy and 
security considerations that must be accounted

[[Page 44141]]

for as exchange capabilities evolve. Public feedback highlights support 
for building on existing standards rather than creating entirely new 
exchange paradigms.
     Similar patterns are evident in laboratory 
interoperability, where challenges frequently stem from differing 
ordering workflows, variations in result reporting practices, local 
coding conventions, and inconsistent implementation of standards. These 
issues mirror broader interoperability challenges and reinforce the 
need for coordinated, standards-based approaches across diagnostic 
domains.
    Other key information received in response to the Health Technology 
Ecosystem RFI:
     The current system of fragmented patient portals is 
unworkable.
     A unified, ``one-stop shop'' for health records is the 
universal goal.
     API access must go beyond the USCDI data set to the full 
electronic health information (EHI).
     Existing data access tools are insufficient.
    Given what we discussed earlier in this section, we believe there 
are opportunities to establish or improve interoperability between 
laboratories and physicians, hospitals, and other care delivery 
organizations. Specifically, participation in a national 
interoperability network for exchanging diagnostic imaging and 
laboratory results in a standardized format remains top of mind for the 
Department. Such participation would allow physicians, hospitals, 
laboratories, and other care delivery organizations to more easily 
access relevant clinical data to prevent the duplicate imaging and 
testing discussed previously in this section. We are aware that such 
participation is insufficient. The networks must resolve fundamental 
technical issues like authentication (for example, are you who you say 
you are?); authorization (for example, are you allowed to access the 
data?); and patient matching (for example, what records are associated 
with the individual in question?). Without a reliable way to match 
records across systems, even well-connected networks would return 
incomplete or incorrect results.
    We have also considered building on the existing Electronic 
Notifications Condition of Participation (CoP) at 42 CFR 482.4(d) to 
require hospitals to participate in a national interoperability 
network. We believe that the relationship to patient health and safety 
is clear: timely and accurate information leads to coordinated, safer 
care and treatment decisions for patients. While we believe a CoP, for 
Medicare and Medicaid participating hospitals, would be an appropriate 
mechanism to drive interoperability, we also recognize that unlike 
other provider types the only statutorily available penalty for 
noncompliance with the hospital CoPs is termination from the Medicare 
program, as provided under section 1866(b)(2)(A) and (B) of the Act. We 
believe this would be overly burdensome. However, we will continue to 
monitor hospital advances in interoperability and may consider future 
rulemaking or look to other programs like the Medicare Promoting 
Interoperability Program or the Hospital Inpatient Quality Reporting 
program (IQR) or both.
    Building upon the RFIs noted previously, we would like to further 
explore opportunities related to interoperability, specifically for 
diagnostic laboratory tests and imaging services. The following are 
questions for which we seek input.
     Because image exchange can involve substantial technical 
and operational costs, should HHS or CMS consider incentives to support 
adoption and implementation, and if so, what form should those 
incentives take?
     Given variability in conformance to existing laboratory 
and imaging exchange standards, would interested parties find value in 
expanded conformance testing tools, certification approaches, or 
implementation guidance?
     How should CMS account for cases in which repeat imaging 
occurs because prior imaging results were not available for timely, 
standards-based reuse? Should CMS consider payment, quality, or 
participation policies that create accountability for the initial 
imaging provider, furnishing entity, or facility when failure to make 
results reusable contributes to avoidable repeat imaging? Are there 
penalties or disincentives for non-compliance we should consider?
     For laboratory interoperability specifically, what 
barriers continue to impede exchange despite the availability of 
established standards, and what policy levers could help address those 
barriers? Should we consider incentives to support laboratory adoption 
and implementation of health data standards?
    Should CMS establish a minimum data standard for result 
shareability, for example, a United States Core Data for 
Interoperability (USCDI+) supplement for imaging and laboratory 
results, requiring all participating entities to deliver both a 
structured Fast Healthcare Interoperability Resources (FHIR) R4 
Diagnostic Report resource and a human-readable Portable Document 
Format/Archive (PDF/A) rendition to the ordering health care provider's 
designated endpoint as a condition of Medicare payment? How should CMS 
address health care providers who have not yet implemented FHIR-native 
workflows, especially in rural areas?

IV. Updates to the Quality Payment Program

A. CY 2027 Modifications to the Quality Payment Program Reporting and 
Data Submission

1. Executive Summary
a. Overview
    This section of this proposed rule outlines changes to the Quality 
Payment Program starting January 1, 2027, except as otherwise noted for 
specific provisions. We continue to move the Quality Payment Program 
forward, including focusing more on alignment between the Merit-based 
Incentive Payment System (MIPS) and Advanced Alternative Payment Models 
(APM) tracks of participation, alignment with broader CMS initiatives, 
and new options for clinicians to participate in more meaningful ways. 
We aim to achieve continuous improvement in the quality of health care 
services provided to Medicare beneficiaries and other patients through 
MIPS and Advanced APMs for the CY 2027 performance period/2029 payment 
year.
    Authorized by the Medicare Access and CHIP Reauthorization Act of 
2015 (MACRA) (Pub. L. 114-10, April 16, 2015), the Quality Payment 
Program is a value-based payment program, by which clinicians are 
rewarded for providing high-value, high-quality care to their patients 
in a cost-efficient manner. There are two ways for clinicians who 
provide services under the Medicare program to participate in the 
Quality Payment Program: MIPS and Advanced APMs. The statutory 
requirements for the Quality Payment Program are set forth in section 
1848(q) and (r) of the Act for MIPS and section 1833(z) of the Act for 
Advanced APMs.
    For the MIPS participation track, MIPS eligible clinicians (defined 
at Sec.  414.1305) \371\ are subject to a MIPS payment adjustment 
(positive, neutral, or negative) based on their performance in four 
performance categories: cost, quality, improvement activities, and 
Promoting Interoperability. We assess

[[Page 44142]]

each MIPS eligible clinician's total performance according to 
established performance standards for the applicable measures and 
activities specified in each of these four performance categories 
during a performance period to compute a final composite performance 
score (a ``final score'' as defined at Sec.  414.1305). In calculating 
the final score, we must apply different weights for the four 
performance categories, subject to certain exceptions, as set forth in 
section 1848(q)(5) of the Act and at Sec.  414.1380. Unless we assign a 
different scoring weight under these exceptions, for the CY 2027 
performance period/2029 MIPS payment year, the scoring weights are as 
follows: 30 percent for the quality performance category; 30 percent 
for the cost performance category; 25 percent for the Promoting 
Interoperability performance category; and 15 percent for the 
improvement activities performance category.
---------------------------------------------------------------------------

    \371\ We note that the term MIPS eligible clinician is defined 
at Sec.  414.1305 as including a group of at least one MIPS eligible 
clinician billing under a single tax identification number. We refer 
readers to our policies governing group reporting and scoring under 
MIPS as set forth at Sec.  414.1310(e).
---------------------------------------------------------------------------

    Once calculated, each MIPS eligible clinician's final score is 
compared to the performance threshold established in prior rulemaking 
for that performance period to calculate the MIPS payment adjustment 
factor as specified in section 1848(q)(6) of the Act, such that the 
MIPS eligible clinician will receive in the applicable MIPS payment 
year: (1) a positive adjustment, if their final score exceeds the 
performance threshold; (2) a neutral adjustment, if their final score 
meets the performance threshold; or (3) a negative adjustment, if their 
final score is below the performance threshold. In calculating the MIPS 
payment adjustment factor for a MIPS eligible clinician, we account for 
scaling factor and budget neutrality requirements, as further specified 
in section 1848(q)(6) of the Act. We then apply the MIPS payment 
adjustment factor to amounts otherwise paid under Medicare Part B for 
covered professional services for the MIPS eligible clinician for the 
applicable MIPS payment year and payments for covered professional 
services are increased, decreased, or not adjusted based on the MIPS 
eligible clinician's final score relative to the performance threshold.
    Section 1848(q) of the Act sets forth other requirements applicable 
to MIPS, including opportunities for feedback and targeted review and 
public reporting of MIPS eligible clinicians' performance. Section 
1848(r) of the Act sets forth more specific requirements for 
development of measures for the cost performance category under MIPS.
    For the Advanced APM track, if an eligible clinician participates 
in an Advanced APM and achieves Qualifying APM Participant (QP) or 
Partial QP status, they are excluded from the MIPS reporting 
requirements and payment adjustment (though eligible clinicians who are 
Partial QPs may elect to participate in MIPS and be subject to the MIPS 
reporting requirements and payment adjustment). In alignment with the 
application of QPP eligibility determinations, we are proposing to 
apply QP and Partial QP status to the TIN/NPI under which a clinician 
achieves QP or Partial QP status. Under current law, eligible 
clinicians who are QPs for the 2024 performance year/2026 payment year 
and beyond will receive an increased physician fee schedule update of 
0.75 percent qualifying APM conversion factor. We note that, 
historically, QPs received a lump sum APM Incentive Payment in the 
corresponding payment year, calculated as a specified percentage of the 
QP's paid claims for covered professional services from the base year. 
Only legislation enacted by Congress can make changes to either the 
enhanced QP conversion factor updates or the APM Incentive Payment.
    We plan to continue developing policies for the Quality Payment 
Program that more effectively reward high-quality of care for patients 
and increase opportunities for Advanced APM participation. We continue 
to implement MIPS Value Pathways (MVPs) to allow for a more cohesive 
participation experience by connecting activities and measures from the 
four MIPS performance categories that are relevant to a specialty, 
medical condition, or a particular population.
    As we move into the 10th year of the Quality Payment Program, we 
will be implementing the updates set forth in this section of this 
proposed rule, encouraging continued improvement in clinicians' 
performance with each performance year and driving improved quality of 
health care through payment policy.
b. Summary of Major Proposals
(1) Transforming the Quality Payment Program
    The Making America Healthy Again (MAHA) initiative (https://www.hhs.gov/maha/index.html) represents a shift from the focus on 
chronic disease management and moves toward prevention and restoring 
foundational wellness. This initiative aims to address the root causes 
of poor health outcomes by reducing chronic disease rates, improving 
nutrition, promoting preventative care, and increasing transparency in 
health systems. This vision is supported by aligning policies in MIPS 
and APMs within the Quality Payment Program with the foundational 
pillars of MAHA. We are expanding the MVP portfolio to include Diabetic 
Disease and Hypertension MVPs that address the prevention of chronic 
illnesses and aim to reduce the incidence and impact of long-term 
conditions. In alignment with the goal of promoting preventive care and 
fostering a more proactive and holistic approach to health management, 
we are proposing new improvement activities under the ``Advancing 
Health and Wellness'' subcategory within the improvement activities 
performance category. The proposed improvement activities integrate 
concepts that address nutrition, implement lifestyle approaches to 
disease management, and support patient wellness to ensure a healthier 
future.
    Through the policies described in this proposed rule, we intend to 
transform and simplify MIPS, promote the use of connected measures and 
activities, continue rewarding clinicians for providing high value 
care, and use data-driven information to help all clinicians improve 
care and engage patients. In accordance with the stated intent, we are 
proposing the traditional MIPS reporting option would be sunset and 
that MVPs will be the only reporting option for MIPS beginning with the 
CY 2029 performance period/2031 MIPS payment year. Traditional MIPS 
would continue to be an available reporting option until the CY 2029 
performance period/2031 MIPS payment year, when sunsetting occurs.
(a) Transforming MIPS: MVP Strategy
    MVPs will improve value, reduce burden, and inform patient choice 
in selecting clinicians. To support our goal of phasing out traditional 
MIPS and transitioning eligible clinicians to MVP reporting, we are 
proposing policies supporting MVP only reporting for MIPS. The MVP 
reporting option offers aligned measures and activities across quality, 
cost, improvement activities, and Promoting Interoperability 
performance categories, focusing on specific specialties, conditions, 
or patient populations to make reporting more meaningful. Specifically, 
we propose that beginning in the CY 2029 performance period/2031 MIPS 
payment year, eligible clinicians participating in MIPS, and not 
reporting the APM Performance Pathway (APP), would be required to 
report the measures and activities in a selected MVP for MIPS. We also 
propose including virtual groups in MVP reporting to ensure all 
eligible clinicians can report MVPs.

[[Page 44143]]

(b) MIPS Value Pathways Development and Maintenance
    To continue moving the healthcare community toward value-based, 
high-quality, safe, and cost-efficient care, we are proposing three new 
MVPs around the following topics: Diabetic Disease, Hypertension, and 
Hospitalist.
    We are also proposing MVP maintenance updates to our MVP inventory 
that are aligned with the MVP development criteria and take into 
consideration feedback from interested parties we have received through 
the maintenance process. Additionally, we updated all the MVPs to 
include MIPS core measures. Finally, we are renaming the Rehabilitative 
Support for Musculoskeletal Care MVP to Rehabilitative Support MVP to 
better represent the measures and activities included in the MVP.
(c) APM Performance Pathway
    We are proposing to align quality measures in the APM Performance 
Pathway (APP), original quality measure set and the APP Plus quality 
measure set to reflect our proposed changes to measures specified for 
the quality performance category as discussed in section IV.A.4.b.2 of 
this proposed rule.
(d) Fast Healthcare Interoperability Resources (FHIR) Request for 
Information
    We are advancing quality measurement by transitioning existing 
quality measures and reporting processes to Fast Healthcare 
Interoperability Resources[supreg] (FHIR[supreg])-based digital 
reporting options. In this proposed rule, we seek input on the 
anticipated transition timeline, key milestones, and implementation 
considerations for FHIR-based quality reporting in the Quality Payment 
Program and other CMS quality reporting programs.
(e) MIPS Quality Performance Category
    For the CY 2027 performance period/2029 MIPS payment year, we are 
proposing to establish a measure set inventory of 180 MIPS quality 
measures, of which 177 are available in traditional MIPS and three are 
available only for utilization in MVPs. Proposed changes to the measure 
set inventory include 20 measure removals, 10 measure additions for CY 
2027, one measure addition for CY 2028, and 43 substantive changes to 
existing measures.
    The proposed measure removals focus on low bar process measures, 
measures reaching extremely topped-out status or the end of the topped-
out measure lifecycle, measures that are duplicative of new or current 
measures, measures with limited adoption and therefore no benchmark, 
measures lacking robustness, and measures the steward would no longer 
maintain. The proposed measure additions focus on measuring patient-
reported outcomes and chronic disease management. Proposed substantive 
changes to existing measures would ensure the measures included in MIPS 
continue to be meaningful and drive improvements in quality of care.
    Beginning with the CY 2027 performance period/2029 MIPS payment 
year, we are proposing to implement the MIPS core measure designation 
in traditional MIPS and MVPs. We are also proposing to remove the high 
priority designation from MIPS quality measures and the MVP inventory. 
Additionally, we are proposing to no longer use the high priority 
designation as one of the retention criteria for MIPS quality measures 
and the MVP inventory.
    Furthermore, beginning with the CY 2027 performance period/2029 
MIPS payment year, we propose removing the current quality measure data 
submission requirement of one outcome (or one high priority measure if 
an outcome measure is not available) for traditional MIPS and MVP 
reporting and replacing it with the requirement that eligible 
clinicians must report at least one MIPS core measure (or, if an 
applicable MIPS core measure is not available, report one other MIPS 
non-core measure). We are also proposing that if a MIPS eligible 
clinician does not have an available and applicable MIPS core measure, 
they must attest during the data submission period that a MIPS core 
measure is not available and applicable for them to report. The 
clinician would then be required to choose another measure to report 
instead of the MIPS core measure.
    Also, we are proposing that clinicians in small practices would be 
exempt from the proposed MIPS core measure requirement and would not 
need to submit an attestation if a MIPS core measure is not available 
and applicable to them.
    Lastly, we are proposing to expand the definition of the collection 
type to include Medicare Electronic Clinical Quality Measures for 
Accountable Care Organizations Participating in the Medicare Shared 
Savings Program (Medicare eCQMs); establish the data submission 
criteria for Medicare eCQMs; and establish the data completeness 
criteria for Medicare eCQMs.
(f) MIPS Cost Performance Category
    We are proposing to update the operational list of care episodes 
and patient condition groups and codes to reflect coding changes 
identified through our annual maintenance process for MIPS cost 
measures.
(g) MIPS Improvement Activities Performance Category
    We are proposing the following updates to the MIPS Improvement 
Activity Inventory beginning with the CY 2027 performance period/2029 
MIPS payment year. First, we are proposing to add six new improvement 
activities into two subcategories: (1) Care Coordination and (2) 
Advancing Health and Wellness, our newest subcategory. Second, we 
propose modifying five existing improvement activities currently 
specified for the performance category. Third, we propose to remove 
eleven improvement activities currently specified for the performance 
category.
(h) MIPS Promoting Interoperability Performance Category
    We are proposing the following policies:
     Starting with the CY 2026 performance period/2028 MIPS 
payment year, we are proposing to remove the ONC Direct Review 
attestation and the ONC-Authorized Certification Bodies (ACB) 
Surveillance attestation.
     Starting with the CY 2027 performance period/2029 MIPS 
payment year, we are proposing to:
    ++ Modify the definition of Certified Electronic Health Record 
Technology (CEHRT) to align with the applicable Office of the National 
Coordinator for Health Information Technology's (ONC) proposals to 
remove certain certification criteria from the ONC Health IT 
Certification Program as outlined in the Health Data, Technology, and 
Interoperability: Office of the Assistant Secretary for Technology 
Policy (ASTP)/ONC Deregulatory Actions to Unleash Prosperity (HTI-5) 
proposed rule;
    ++ Modify the Electronic Prior Authorization measure by updating 
the measure description, and for the CY 2027 performance period, 
changing the measure from being a required measure to being an optional 
measure; and
    ++ Remove the Security Risk Analysis measure.
     Starting with the CY 2028 performance period/2030 MIPS 
payment year, we are proposing to:
    ++ Modify the Electronic Prior Authorization measure by updating 
the measure description to account for additional requirements 
pertaining to the measure, and changing the measure to being a required 
measure; and
    ++ Add a new measure, Electronic Prior Authorization for 
Prescription

[[Page 44144]]

Drugs, as a required measure under the Health Information Exchange 
objective.
(i) MIPS Scoring
    We are proposing scoring policies consistent with the proposed MIPS 
core measure requirement for MIPS eligible clinicians beginning in the 
CY 2027 performance period/2029 MIPS payment year. Specifically, we 
propose to assign zero measure achievement points for one quality 
measure for clinicians reporting data under traditional MIPS and MVP 
reporting, if they do not submit a MIPS core measure and do not attest 
during data submission that they do not have an available and 
applicable MIPS core measure.
    We are seeking feedback on the proposed list of topped out measures 
impacted by limited measure choice in specialty measure sets and MVPs 
to be subject to the defined topped out measure benchmark for the CY 
2027 performance period/2029 MIPS payment year. We propose to modify 
the publishing location of topped out measures impacted by limited 
measure choice and scored according to the defined topped out 
benchmark. We also propose to apply the defined topped out benchmark 
for MIPS core measures that are topped out for 2 or more consecutive 
years. Additionally, we seek feedback in a request for information 
(RFI) on the future direction of MVP scoring policies.
    Lastly, we are proposing the following modifications: The 
benchmarking methodology for the Medicare CQMs collection type by 
extending the use of flat benchmarks; establishment of a flat 
benchmarking methodology for the proposed Medicare eCQMs collection 
type; and modification of the Electronic Prior Authorization measure 
from a required measure to an optional measure worth 10 bonus points 
under the MIPS Promoting Interoperability performance category for the 
CY 2027 performance period/2029 MIPS payment year.
(j) Third Party Intermediaries
    In this proposed rule, we seek to update our requirements for 
third-party intermediaries related to the conditions for approval of 
Qualified Clinical Data Registries (QCDRs) and qualified registries, 
remove the additional requirements for health IT vendors, and revise 
our remedial action and termination policies. At a high level, we are 
proposing the following:
     Clarify that the additional requirements for health IT 
vendors no longer apply beginning with the CY 2025 performance period/
2027 MIPS payment year, as health IT vendors are no longer permitted to 
submit MIPS data as a third-party intermediary starting in that year;
     Make minor revisions to the audit requirements;
     Modify our policy so that third-party intermediaries that 
do not submit data for 1 year would be terminated;
     Revise existing policies to specify a QCDR or a qualified 
registry must be able to submit to CMS data for at least six quality 
measures including at least one MIPS core measure to align with the 
proposed removal of high priority designation from MIPS quality 
measures and the MIPS core measure reporting requirements in section 
IV.A.4.d.(1)(c) of this proposed rule; and
(k) Calculating MIPS Final Score
    In this proposed rule, we propose that beginning with the CY 2027 
performance period/2029 MIPS payment year we will use whatever data is 
most current and reliable to determine if an individual MIPS eligible 
clinician is located in an area that has been identified as being 
affected by an extreme and uncontrollable circumstance (EUC). We also 
propose to adjust the deadline by which clinicians would be able to 
submit reweighting requests for the quality, improvement activities, 
and Promoting Interoperability performance categories due to scenarios 
where a third-party intermediary did not submit data on their behalf in 
accordance with the applicable data submission deadlines. Specifically, 
we propose that beginning with the CY 2025 performance period/2027 MIPS 
payment year, MIPS eligible clinicians would be able to submit 
reweighting requests on or before December 31st of the year preceding 
the relevant MIPS payment year.
(l) Public Reporting
    The public reporting section of this proposed rule contains a 
policy proposal and RFI for improvements to the CMS Compare Tools 
hosted by the U.S. Department of Health and Human Services (HHS) 
available on clinician profile pages at https://www.medicare.gov/care-compare/ and in the Medicare Provider Data Catalog available at https://data.cms.gov/provider-data/topics/doctors-clinicians.
    We propose to remove the requirement preventing public reporting of 
any performance data reported through an MVP on new improvement 
activity or Promoting Interoperability (PI) measure, objective, or 
activity during the first year in which it is included in such MVP. 
Under the removal of this requirement, performance information for new 
improvement activities and PI measures would be publicly reported on 
CMS Compare Tools during the first year in which the measures and 
activities are included in the program, regardless of reporting option.
    We are also soliciting feedback on improvements to the current star 
rating assignment methodology for quality measure scores collected 
under the administrative claims collection type. With more information, 
we can determine whether an alternative methodology for star rating 
assignments is more appropriate for administrative claims quality 
measures prior to the public reporting of these scores on clinicians' 
profile pages on the Medicare.gov Compare Tool.
(2) Advanced APM Proposals
    We are proposing to modify the application of the QP and partial QP 
status at Sec.  414.1425 to ensure that only TINs participating in 
Advanced APMs receive additional incentive payments, both the APM 
Incentive Payment and the qualifying APM conversion factor.
    We are proposing to clarify language at Sec.  414.1425(c)(5) 
pertaining to when QP status is lost as a result of an APM Entity 
terminating participation from an Advanced APM.
    We are proposing that for certain Alternative Payment Models where 
a participation list is not practicable that they would not provide a 
participation list for as a MIPS APM or APM participation for QPP 
purposes.
    We are proposing to modify the conditions by which we award credit 
for Improvement Activities specified at Sec.  414.1355 to ensure that 
participants receive credit.
    We are proposing to modify the thresholds established at Sec.  
414.1430 in accordance with the Consolidated Appropriations Act, 2026.
2. Definitions
    At Sec.  414.1305, we are proposing to revise definitions of the 
following terms:

 APM Incentive Payment
 Collection type
 High priority measure
 MVP Participant
 Participation List

    These terms and definitions are discussed in detail in the relevant 
sections of this proposed rule.
3. Transforming MIPS: MIPS Value Pathway (MVP) Strategy
    We play a leading role in transitioning the Federal health care 
system from Original Medicare payment toward value-based payment, 
incentivizing higher quality of care over higher

[[Page 44145]]

quantity of care. MIPS aims to drive value through the collection, 
assessment, and public reporting of data that informs and rewards the 
delivery of high-value care. We continue to focus on transforming 
health care delivery, driving higher value care, and increasing 
alignment with other CMS programs and initiatives to reduce burden. We 
intend to continue our efforts to align the Quality Payment Program 
with the broader aims of CMS to ensure patients receive the care they 
want and deserve by promoting prevention, wellness, and chronic disease 
management. We are guided by the CMS National Quality Strategy \372\ 
which focuses on achieving the best outcomes and safest care across the 
full care journey through innovation and collaboration. We are 
implementing meaningful improvements designed to strengthen healthcare 
delivery and advance patient outcomes. Through these efforts, we strive 
to create a healthcare system that not only responds to chronic disease 
but works proactively to prevent it.
---------------------------------------------------------------------------

    \372\ https://www.cms.gov/medicare/quality/meaningful-measures-initiative/cms-quality-strategy.
---------------------------------------------------------------------------

    In the CY 2022 PFS proposed rule and CY 2025 PFS final rule, we 
stated our intent to transform MIPS and obtain more meaningful, 
comparable performance data, and drive higher value care through MVPs 
(86 FR 39356 and 89 FR 98346) and that we intended to propose a full 
transition to MVP reporting along with the Alternative Payment Model 
(APM) Performance Pathway (APP) reporting to support movement towards 
value-based payment (86 FR 65394 through 65396, 87 FR 70034, and 89 FR 
98346). As noted in the CY 2025 PFS proposed rule (89 FR 62012), robust 
MVP availability and clinician coverage would be a precursor to 
sunsetting traditional MIPS. Through this proposed rule and future 
rulemaking, we acknowledge that we will need to develop policies to 
support MVP reporting for all MIPS eligible clinicians by the CY 2029 
performance period/2031 MIPS payment year. We will continue engaging 
with specialty societies to identify gaps and opportunities, and 
leveraging additional policy options, as needed.
    In this section, we are proposing to phase out traditional MIPS 
reporting for MIPS eligible clinicians not participating in the APP and 
are proposing to sunset traditional MIPS reporting beginning with the 
CY 2029 performance period/2031 MIPS payment year. The MVP reporting 
option offers aligned measures and activities across quality, cost, 
improvement activities, and Promoting Interoperability performance 
categories. MVPs focus on specific specialties, conditions, or patient 
populations to make reporting more meaningful. With increased MIPS 
eligible clinicians reporting MVPs, MVP comparative performance data 
may become valuable to patients and caregivers in evaluating clinician 
performance and making choices about their care. We are proposing that 
MIPS eligible clinicians participating in MIPS and not the APP, would 
be required to report the measures and activities in the selected MVP 
beginning in the CY 2029 performance period/2031 MIPS payment year. We 
also propose to include virtual groups in MVP reporting to ensure all 
MIPS eligible clinicians can report MVPs.
a. Overview
    In the CY 2022 PFS final rule, we finalized the MVP reporting 
option for MIPS eligible clinicians beginning in the CY 2023 
performance period/2025 MIPS payment year to serve as an additional 
reporting option (86 FR 65391 through 65394). Currently there are three 
reporting options: MVPs, traditional MIPS, and the APP. We noted that 
we created the MVP reporting pathway to improve value, reduce burden, 
and inform patient choice in selecting clinicians. We also stated the 
MVP framework will move MIPS forward on the path to value by offering a 
reporting option that connects measures and activities across MIPS 
performance categories, better informing and empowering patients to 
make decisions about their healthcare, and by helping clinicians to 
achieve better outcomes using robust and accessible healthcare data and 
interoperability (86 FR 65392).
    We intend to propose to transform MIPS through a full transition to 
MVP reporting to allow reporting of both MVPs and the APP to support 
movement towards value-based payment. If the proposal to phase out 
traditional MIPS reporting for MIPS eligible clinicians not 
participating in the APP is finalized, there would be two reporting 
options in the Quality Payment Program: MVPs and the APP. The 
transition from clinicians selecting from a large inventory of measures 
and activities in traditional MIPS to reporting more clinically 
relevant measures and activities in MVPs represents a necessary 
progression in MIPS if we are to achieve our intended goals of 
connecting measures and activities across MIPS and providing meaningful 
data to inform and empower patients to make decisions about their 
healthcare. We introduced the MVP reporting pathway in the CY 2020 PFS 
final rule (84 FR 62946). In the CY 2021 PFS final rule, we established 
MVP Guiding Principles (85 FR 84845 through 84849). In the CY 2022 PFS 
final rule, we finalized that MVP scoring policies would align with 
traditional MIPS unless exceptions were noted (86 FR 65419 through 
65422). In the CY 2022 PFS proposed rule, we requested feedback on the 
potential sunset of traditional MIPS as a reporting option beginning 
with the CY 2028 performance period/2030 MIPS payment year (86 FR 
65396). In the CY 2023 PFS final rule, we indicated our intention that 
MVPs would be the only pathway for participation in MIPS in the future 
(87 FR 70035). We have made continued and substantial progress in 
developing an MVP inventory offering clinicians the ability to report 
an MVP with clinically relevant measures. As discussed in section 
IV.A.4.a.(1) of this proposed rule, we previously finalized 27 MVPs and 
are proposing three additional MVPs for the CY 2027 performance period/
2029 MIPS payment year. If the three newly proposed MVPs are finalized, 
our MVP inventory would increase to 30, potentially resulting in 
coverage of approximately 98 percent of specialties for MIPS eligible 
clinicians based upon self-reported specialty designations data and MVP 
topic. Please see section IV.A.4.a.(1) of this proposed rule for more 
information on MVP development. Phasing out traditional MIPS reporting 
and full implementation of MVPs for MIPS eligible clinicians not 
participating in the APP will move MIPS away from a fragmented 
reporting approach toward a more meaningful, specialty-aligned 
framework. Further, MVPs will continue to advance the overall goals of 
the Quality Payment Program of aligning quality and payment, fostering 
accountability, and improving care and outcomes for people served by 
Medicare.
b. Background on Full MVP Implementation
    The MVP framework was introduced in the CY 2020 PFS final rule (84 
FR 62946 through 62948). In the CY 2022 PFS proposed rule, we noted our 
intent to sunset traditional MIPS in a future performance period and 
solicited public comments on: 1) the length of time MVP reporting 
should be voluntary; 2) the timing for when we should fully implement 
MVPs; and 3) sunsetting the traditional MIPS reporting option (86 FR 
39356). Responding interested parties

[[Page 44146]]

supported MVP goals and a transparent, gradual transition to MVPs with 
voluntary MVP reporting, with adequate time to prepare for reporting an 
MVP (86 FR 65391 through 65396). In the CY 2022 PFS final rule, we 
finalized that voluntary reporting of MVPs would start in the CY 2023 
performance period/2025 MIPS payment year. Additionally, we stated that 
we considered input from interested parties who encouraged 
implementation of MVPs through a gradual process that allows MVP 
participants and third-party intermediaries time to adapt to changes in 
policy, requirements, and programming updates that would need to occur 
in technology systems (86 FR 65394 to 65396).
    In the CY 2025 PFS proposed rule, we issued a Request for 
Information (RFI) on the development of a timeline for the full 
transition to MVPs. We sought feedback on clinician readiness for MVP 
reporting and MIPS policies needed to sunset traditional MIPS to allow 
for full MVP implementation in the CY 2029 performance period/2031 MIPS 
payment year (89 FR 62011 and 62012). We noted full implementation of 
MVPs represents an evolution in MIPS towards value-based payment using 
meaningful sets of measures and activities reported by clinicians, 
including specialists. We stated MVPs would reduce the complexity of 
reporting burden associated with MIPS inventory of measures and 
activities through a targeted set of measures and activities that 
relate to specialties or conditions, aligning quality and cost 
measures, improvement activities, and a foundational layer of Promoting 
Interoperability measures and population health measures. We also noted 
that full implementation of MVPs would allow for closer comparisons of 
the performance of clinicians within the same specialty submitting an 
MVP and would provide improved data for patients.
    In response to the RFIs that sought feedback on full MVP 
implementation, interested parties provided many comments regarding 
activities and policies that may support full MVP adoption. One key 
concern they noted was the limited ability of clinicians to choose the 
quality measures to report within an MVP. We recognize that full MVP 
implementation may limit the choice of measures and activities compared 
to those currently afforded by policies in traditional MIPS. However, 
MVPs include a set of clinically relevant measures and activities that 
provide an opportunity for MIPS performance data to better reflect 
clinicians' scope of care.
    With the full implementation of MVPs, clinicians not reporting the 
APP would be able to select an MVP relevant to their scope of care and 
further choose the quality measures and improvement activities within 
the selected MVP that reflect the care provided. Widescale adoption of 
MVPs, using a standardized connected set of measures and activities for 
a specialty or medical condition, may generate important and meaningful 
information for patients to be able to compare the performance of 
clinicians on the same or similar sets of measures. Additionally, we 
refer readers to section IV.A.4.d.(1)(c)(i) of this proposed rule for 
details on the proposed MIPS core measure requirement for traditional 
MIPS and MVP reporting. The proposed MIPS core measure requirement 
would further clarify how MVPs would emphasize and increase reporting 
on select quality measures that are most important to clinicians and 
patients and reflect the care that is central to an applicable 
specialty, medical condition, or episode of care. Interested parties 
indicated that full implementation of MVPs requires the ability of all 
specialties to participate. In the CY 2026 PFS final rule, we finalized 
six new MVPs and updated 21 previously finalized MVPs. MVPs were 
developed and added to create a comprehensive inventory based on MVP 
clinical issues and targeted specialties/subspecialties (90 FR 49847). 
We refer readers to section IV.A.4.a.(1) of this proposed rule 
regarding the three new proposed MVPs for the CY 2027 performance 
period/2029 MIPS payment year.
    In response to the RFIs that sought feedback on full MVP 
implementation (89 FR 62011 through 62016), some interested parties 
voiced concerns that full implementation of MVPs and subgroup policies 
would result in increased reporting burden. The commenters also 
expressed concern about the subgroup reporting requirement for 
multispecialty groups reporting an MVP beginning in the CY 2026 
performance period/2028 MIPS payment year. As further discussed in this 
paragraph, we have modified our MVP and subgroup reporting policies to 
address some of these concerns. Our current MVP and subgroup reporting 
policies are aligned with the goal for full MVP implementation and 
would encourage increased participation from specialists. As we have 
greater MVP adoption and subgroup reporting, we anticipate specialist 
reporting through MVPs would increase the amount of performance data 
available to patients when selecting a clinician (89 FR 62012). In the 
CY 2022 PFS final rule (86 FR 65397), we finalized the subgroup 
reporting option for clinicians participating in MVP reporting. We 
noted that the intent of the subgroup reporting policies is to move 
away from large multispecialty groups reporting on the same set of 
measures, which may not be relevant or meaningful to all specialists 
that participate within a multispecialty group. In addition, subgroup 
reporting addresses feedback from interested parties over the prior 
years that large multispecialty groups tend to submit data that is not 
necessarily representative of all the clinicians that make up that 
group. To address concerns from interested parties on the MVP subgroup 
reporting burden, we finalized policies in the CY 2026 PFS final rule 
(90 FR 49842 through 49846) allowing a group practice to self-attest 
and identify the need to divide into subgroups based on the scope of 
care provided by clinicians in their group. We will continue to monitor 
subgroup participation in MVP reporting to determine potential policy 
changes in the future as we transition to full MVP implementation for 
MIPS eligible clinicians not participating in the APP.
    Historically, we have received feedback from MIPS eligible 
clinicians in small group practices, defined at Sec.  414.1305 as a TIN 
consisting of 15 or fewer eligible clinicians during the MIPS 
determination period, about the lack of adequate resources to 
successfully meet MIPS reporting requirements. To provide flexibility 
and to prevent additional burden for small groups we finalized a policy 
to maintain the MVP group reporting option for small practices, without 
the need for small practices to form subgroups (90 FR 49842 to 49843). 
We also note that MVP policies continue to offer the same scoring 
flexibilities for small group practices available to small group 
practices reporting traditional MIPS finalized at Sec.  414.1380(b)(1) 
(86 FR 65419 through 65422). We refer readers to sections 
IV.A.4.d.(1)(c)(iii)(C) and IV.B.1.b.(2) of this proposed rule for 
details on the proposed exemption of small practices from the MIPS core 
measure reporting requirements and proposed scoring flexibilities for 
small practices.
    Additionally, we will continue to monitor the subgroup reporting 
burden of larger group practices to determine if additional 
flexibilities are needed in the future for multispecialty groups that 
are not small practices to participate as subgroups. We believe the 
potential increase in the reporting burden for larger groups to divide 
into subgroups is outweighed by the benefit of additional

[[Page 44147]]

information clinicians and patients will receive through increased 
specialist reporting data (86 FR 65393 and 65394).
    Finally, interested parties were interested in how scoring rules 
may work with full MVP implementation for clinicians with limited 
measure choices. MVP scoring policies, which rely on traditional MIPS 
scoring policies finalized at Sec.  414.1380(b)(1), were established in 
the CY 2023 PFS final rule. More recently, in response to the RFI (89 
FR 62011 through 62016) interested party feedback voiced concerns about 
quality measures within MVPs that cannot be scored for reasons beyond 
the clinician's control, such as measures without benchmarks, and the 
potential for some topped out measures to have a scoring cap. As noted 
previously, the existing scoring policies established in traditional 
MIPS specific to small group practices and the scoring policies related 
to measures without benchmarks, measures that do not meet case minimum, 
and measures that do not meet data completeness requirements also apply 
to MVP scoring (86 FR 65419 through 65420). We acknowledge concerns 
from clinicians with limited choice of measures and, in the CY 2026 PFS 
final rule, we finalized expansion of our approach for identifying 
measures impacted by limited choice and subject to topped-out measure 
benchmarks would extend to MVPs (90 FR 49903 through 49908). 
Additionally, we refer readers to section IV.B.1.b.(3) of this proposed 
rule for proposals on the scoring of topped out measures included in 
MVPs, to address concerns that interested parties raised with respect 
to those clinicians with limited measure choice and scoring caps for 
topped out measures. We will continue to evaluate the performance of 
clinicians impacted by limited measure choice as the program evolves 
and may refine the topped out scoring policies as needed in the future. 
Commenters responding to the RFI also requested that we develop scoring 
policies to ensure scoring between MVPs is equitable. We agree that 
ensuring scoring between MVPs is equitable is an important goal of MVP 
reporting. Therefore, we have solicited feedback on the future 
direction of MVP scoring in an RFI in section IV.B.1.e. of this 
proposed rule.
c. Proposal To Update Timeline for Full MVP Implementation
    As discussed previously in section IV.A.3.a. of this proposed rule, 
MVP reporting became available for clinicians beginning in the CY 2023 
performance period/2025 MIPS payment year (86 FR 65394 to 65396). In 
previous PFS rules, we have stated our intention to fully transition to 
MVPs and to sunset traditional MIPS (85 FR 50279 and 50284, 86 FR 65394 
through 65396). We are concerned that continuing to maintain the 
traditional MIPS reporting option may impede MVP adoption for eligible 
clinicians. Additionally, it may cause slow adoption which may delay 
the intended benefits of MVPs, including simplification of MIPS and 
improving comparable clinician performance data that helps to drive 
value and inform clinician selection by patients. In addition, the 
availability of two MIPS reporting options, MVPs and traditional MIPS, 
creates challenges for developing and refining MVP policies over time 
due to limited MVP reporting resulting from continued clinician 
reliance on the traditional MIPS reporting option. However, in 
establishing the sunset date we are also cognizant of the need to 
provide ample time for clinicians to prepare for full MVP reporting. 
Therefore, we propose to phase out traditional MIPS reporting for MIPS 
eligible clinicians not participating in the APP beginning in the CY 
2029 performance year/2031 MIPS payment year. Transitioning to MVP 
implementation alongside the option to participate through the APP 
would support efforts to transform MIPS for clinicians and patients who 
rely on program performance information. We note that traditional MIPS 
reporting will be available to clinicians through the CY 2028 
performance period/2030 MIPS payment year. This proposed timeline will 
have provided a period of 6 years for voluntary MVP reporting, allowing 
clinicians time to engage in the development of the MVP inventory, 
update their systems and work processes to prepare for MVP reporting, 
and gain experience with MVP reporting. Clinicians would continue to be 
able to report through either traditional MIPS or via MVPs through the 
CY 2028 performance year/2030 MIPS payment year.
    We currently believe that the CY 2029 performance year/2031 MIPS 
payment year would be an appropriate timeline for full implementation 
of MVPs. Since the current and proposed inventory of MVPs listed in 
section Appendix 2 of this proposed rule offers the opportunity for 
approximately 98 percent of MIPS eligible clinicians based on self-
reported specialty designations and MVP topic to report through an MVP, 
we anticipate that nearly all MIPS eligible clinicians will be able to 
choose an applicable MVP. As discussed in section IV.A.4.a.(1) of this 
proposed rule, we continue developing new MVPs that are relevant and 
meaningful for MIPS eligible clinicians. We intend to explore a range 
of strategies for transitioning to full MVP reporting, including, but 
not limited to, proposing additional MVPs. We recognize that clinicians 
may currently lack applicable measures and may not have an applicable 
MVP or may be unable to report a sufficient number of measures in an 
MVP. However, for subspecialists without many applicable and available 
measures in the MIPS measure inventory, we are on track to developing 
reporting options or exploring alternatives to reporting MVPs by CY 
2029. For example, we could consider developing a process for 
clinicians to indicate at the time of MVP registration that no 
available MVP in the MVP inventory includes applicable and available 
measures and activities. Alternatively, we could consider expanding 
measure denominators as applicable to strengthen specialty coverage for 
clinicians with limited applicable measures. We could also consider 
policies that allow us to review available and applicable measures for 
clinicians in the selected MVP to reduce the denominator of the quality 
performance category to score the quality performance category with 
fewer than four measures. Delaying the timeline for full implementation 
of MVPs would not result in a significantly greater availability of 
MVPs for the remaining specialists who currently lack applicable 
measures, since the MVPs are built on the measures and activities 
available in the current traditional MIPS measure inventory. With the 
majority of specialists having available MVPs, policies for clinicians 
with few quality measures, and 6 years of availability of MVPs we 
believe we should move forward with full implementation of MVPs.
    Beginning in the CY 2029 performance period/2031 MIPS payment year, 
we propose that all MIPS eligible clinicians, with the exception of 
clinicians reporting through the APP, would report through an MVP. 
Specifically, we propose to add under Sec.  414.1365(a)(2) that 
beginning in the CY 2029 performance period/2031 MIPS payment year, 
except for clinicians reporting under the APM performance pathway 
pursuant to Sec.  414.1367, all MIPS eligible clinicians must report 
through an MVP.
    We request public comment on this proposal.
d. Proposal to Include Virtual Groups in MVP Reporting
    Section 1848(q)(5)(I) of the Act establishes the use of voluntary 
virtual

[[Page 44148]]

groups for certain assessment purposes. The statute requires the 
establishment and implementation of a process that allows an individual 
MIPS eligible clinician or a group consisting of not more than 10 MIPS 
eligible clinicians to elect to form a virtual group with at least one 
other such individual MIPS eligible clinician for a performance period. 
As determined in statute, individual MIPS eligible clinicians and 
groups forming virtual groups are required to make such election prior 
to the start of the applicable performance period under MIPS and cannot 
change their election during the performance period.
    In the CY 2022 PFS final rule (86 FR 65394), we finalized a delay 
in the availability of MVP reporting for virtual groups. We noted that 
there are several considerations, such as implementation burden for 
interested parties and us, value of MVP reporting for these clinicians 
versus burden, scoring policies, and other issues that must be 
addressed prior to allowing clinicians in virtual groups to participate 
in MVP reporting. Therefore, we did not include virtual groups in the 
previously finalized definition of an MVP participant at Sec.  414.1305 
(86 FR 65392 through 65394). However, to comply with the statute, full 
implementation of MVPs must include a pathway for virtual groups to 
participate. For this reason, we propose to allow virtual groups to 
participate in MVP reporting beginning in the CY 2029 performance 
period/2031 MIPS payment year, aligning with the proposed timeline for 
full MVP implementation in section IV.A.3.c. of this proposed rule. 
This approach would allow time for us to further refine participation 
criteria and address potential barriers for virtual groups to 
participate in MVP reporting.
    To include virtual groups in MVP reporting, we propose to revise 
the definition of an MVP participant at Sec.  414.1305 to provide that, 
beginning in the CY 2029 performance period/2031 MIPS payment year, MVP 
participant means an individual MIPS eligible clinician, single 
specialty group, multispecialty group that meets the requirements of a 
small practice, virtual group, subgroup, or APM Entity that is assessed 
on an MVP in accordance with Sec.  414.1365 for all MIPS performance 
categories. As we update the definition of an MVP participant to 
include virtual groups, we are interested in feedback from virtual 
groups about any concerns they have regarding MVP reporting.
    We considered including virtual groups in MVP reporting beginning 
in the CY 2028 performance period/2030 MIPS payment year. We recognize 
that we would need to evaluate additional related policies before 
including virtual groups in MVP reporting. Under the current policy at 
Sec.  414.1365(b), MVP participants must register during the 
performance period. We recognize that the inclusion of virtual groups 
in MVP reporting would therefore require these groups to register for 
MVP reporting, which would be an addition to the existing registration 
requirement to form a virtual group prior to the performance period. We 
are exploring options to mitigate the need for virtual groups to 
register a second time for MVP reporting. Additionally, we note that 
even with the proposed inclusion of virtual groups in MVP reporting, 
clinicians in virtual groups would be unable to participate as 
subgroups because the definition of a subgroup at Sec.  414.1305 is 
limited to clinicians within a single TIN and therefore excludes 
virtual groups, which, by definition, are composed of clinicians across 
two or more TINs. Under Sec.  414.1305, a subgroup is a subset of a 
group that includes at least one MIPS eligible clinician and is 
identified by the group TIN, a subgroup identifier, and each eligible 
clinician's NPI.
    We request public comment on this proposal.
4. QPP Reporting and Data Submission
a. CY 2027 MVP Development and Maintenance
(1) Development of New MIPS Value Pathways (MVPs)
    The development of MVPs is informed by the framework established in 
prior rulemaking (85 FR 84849 through 84856). In the CY 2023 PFS final 
rule (87 FR 70035 through 70037), we expanded the MVP development 
process to provide interested parties more opportunities to submit 
feedback on new candidate MVPs prior to the notice and comment 
rulemaking process. Consistent with these policies, we posted three MVP 
candidates for interested parties to review and provide feedback for 
consideration in this proposed rule. We refer readers to the Quality 
Payment Program website to review public feedback for each 2027 MVP 
candidate (https://qpp.cms.gov/mips/candidate-feedback).
    In alignment with the MVP development process (85 FR 84849 through 
84856; 87 FR 70035 through 70037) and feedback received from interested 
parties, we are proposing to adopt three new MVPs:

 Diabetic Disease;
 Hospitalist; and
 Hypertension.

    We aim to continue developing new MVPs that are relevant and 
meaningful for MIPS eligible clinicians. The Diabetic Disease and 
Hypertension MVPs are specifically designed to address the prevention 
of chronic illnesses by including measures and activities aimed at 
reducing the incidence and impact of long-term conditions. Disease-
specific MVPs allow for more targeted interventions, improved 
measurement accuracy, and support clinicians in delivering evidence-
based care for high-risk populations. We refer readers to Appendix 3: 
MVP Inventory, in this proposed rule for a detailed description of each 
proposed new MVP.
    We continue to encourage interested parties to utilize our 
established pre-rulemaking processes to develop and submit candidate 
quality and cost measures relevant to their specialty. Furthermore, we 
continue to develop MVPs based on needs and priorities, as described in 
the MVP Needs and Priorities document (https://qpp-cm-prod-content.s3.amazonaws.com/uploads/1803/MIPS%20Value%20Pathways%20(MVPs)%20Development%20Resources.zip).
(2) MVP Maintenance Updates to Previously Finalized MVPs
    Beginning with the CY 2022 PFS final rule (86 FR 65998 through 
66031) and continuing through the CY 2026 PFS final rule (90 FR 50376 
through 50405), we have expanded the MVP inventory to include the 
following 27 MVPs:

 Adopting Best Practices and Promoting Patient Safety within 
Emergency Medicine;
 Advancing Cancer Care;
 Advancing Care for Heart Disease;
 Advancing Rheumatology Patient Care;
 Complete Ophthalmologic Care;
 Coordinating Stroke Care to Promote Prevention and Cultivate 
Positive Outcomes;
 Dermatological Care;
 Diagnostic Radiology;
 Focusing on Women's Health;
 Gastroenterology Care;
 Improving Care for Lower Extremity Joint Repair;
 Interventional Radiology;
 Neuropsychology;
 Optimizing Chronic Disease Management;
 Optimal Care for Kidney Health;
 Pathology;
 Patient Safety and Support of Positive Experiences with 
Anesthesia;
 Podiatry; and
 Prevention and Treatment of Infectious Disorders Including

[[Page 44149]]

Hepatitis C and Human Immunodeficiency Virus (HIV);
 Pulmonology Care;
 Quality Care for Patients with Neurological Conditions MVP;
 Quality Care for the Treatment of Ear, Nose, and Throat 
Disorders;
 Quality Care in Mental Health and Substance Use Disorder; and
 Rehabilitative Support for Musculoskeletal Care;
 Surgical Care;
 Value in Primary Care; and
 Vascular Surgery.

    In this proposed rule, we are proposing modifications to 23 
previously finalized MVPs with the addition and removal of measures and 
improvement activities based on the MVP development criteria (85 FR 
84849 through 84854). Through these modifications, we can expand upon 
clinical concepts, advance health and wellness, address maintenance 
requests from interested parties, and remove measures and activities 
that would either be replaced by more robust measures or activities or 
are being proposed for removal from their respective MIPS inventory. We 
are also proposing to rename the Rehabilitative Support for 
Musculoskeletal Care MVP to Rehabilitative Support MVP to better 
reflect the measures and activities it includes.
    Additionally, we are proposing modifications to all 27 previously 
finalized MVPs in alignment with the proposed implementation of MIPS 
core measures. In section IV.A.4.d.(1) of this proposed rule, we 
propose modifications to the current MVP quality reporting requirements 
at Sec.  414.1365 to replace the current requirement for an outcome/
high priority measure with one MIPS core measure included in the MVP. 
We revised the format of the MVP tables in Appendix 3: MVP Inventory of 
this proposed rule to include MIPS core measures for each previously 
finalized MVP. We also added a MIPS core measure table to the newly 
proposed MVPs. We refer readers to sections IV.A.4.d.(1) and IV.B.1.b. 
of this proposed rule where we discuss the proposed policies for MIPS 
core measures.
    We refer readers to Appendix 3: MVP Inventory of this proposed rule 
for the proposed modifications and detailed descriptions to the 
previously finalized MVPs and the newly proposed MVPs.
    We request public comment on these proposals.
b. APM Performance Pathway (APP)
(1) Overview
    In the CY 2021 PFS final rule (85 FR 84859 through 84866), we 
finalized the APM Performance Pathway (APP) at Sec.  414.1367 beginning 
with the CY 2021 performance period/CY 2023 MIPS payment year. The APP 
was designed as a reporting and scoring pathway available only to MIPS 
eligible clinicians identified on the Participation List or Affiliated 
Practitioner List of an APM Entity participating in a MIPS APM as 
defined in Sec.  414.1305 (MIPS APM participants) (Sec.  414.1367(a)). 
The APP provides a predictable and consistent MIPS reporting option to 
reduce reporting burden for, and encourage continued APM participation 
by, these clinicians. We also established in the APP for Shared Savings 
Program ACOs providing that, beginning with the Shared Savings Program 
performance year 2021 (CY 2021 performance period/CY 2023 MIPS payment 
year), ACOs were required to report quality data for purposes of the 
Shared Savings Program via the APP (42 CFR 425.512(a)(3); 85 FR 84722).
    In that same rule, we finalized a quality measure set (85 FR 84860 
and 84861) for purposes of quality performance category scoring for the 
APP. For those MIPS eligible clinicians, groups, or APM Entities for 
whom a given measure is unavailable due to the size of the available 
patient population or who are otherwise unable to meet the minimum case 
threshold for a measure, we established that such measure would be 
removed from the quality performance category score for such MIPS 
eligible clinician, group, or APM Entity (85 FR 84861).
    In the CY 2025 PFS final rule (89 FR 98562), we finalized a second, 
optional quality measure set within the APP, called the APP Plus 
quality measure set, to align with the Universal Foundation measure 
set. The measure set for CY 2026 performance year includes the current 
APP quality measures and two additional quality measures from the Adult 
Universal Foundation measure set. As discussed in the CY 2025 PFS final 
rule, we intended to incrementally add the remaining three Adult 
Universal Foundation measures by the CY 2028 performance period/2030 
MIPS payment year. We also finalized a 1-year delay to the CY 2026 
performance year/CY 2027 MIPS payment year in the incorporation of the 
Clinician and Clinician Group Risk-standardized Hospital Admission 
Rates for Patients with Multiple Chronic Conditions (Quality ID: 484) 
measure.
    Further, for MIPS eligible clinicians, groups, and APM Entities 
reporting through the APP, we established in the CY 2021 PFS final rule 
(85 FR 84907) that we would not apply the quality measure scoring cap 
at Sec.  414.1380(b)(1)(iv) in the event that a measure in the APP 
quality measure set is determined to be topped out. Because the APP 
quality measure set is fixed, we noted that it would not be appropriate 
to limit the maximum quality performance category score available to 
APP reporters. Should an APP quality measure be determined to be topped 
out, we would at that time consider amending the APP quality measure 
set through future rulemaking, if appropriate.
    In the CY 2024 PFS final rule (88 FR 79329), we established the 
Medicare Clinical Quality Measures for Accountable Care Organizations 
Participating in the Medicare Shared Savings Program (Medicare CQMs) 
collection type in the APP quality measure set and finalized that the 
Medicare CQMs collection type would be available to only ACOs 
participating in the Shared Savings Program.
    In the CY 2026 PFS final rule (90 FR 49849 through 49856) we 
updated quality measures in the original quality measure set and the 
APP Plus quality measure set, to reflect measures updates specified for 
the quality performance category.
(2) Updates to Quality Measures in the APP and APP Plus Quality Measure 
Set
    In the CY 2021 PFS final rule, we adopted the original APP quality 
measure set (85 FR 84860 and 84861). In the CY 2025 PFS final rule, we 
finalized a phased approach to establish the APP Plus quality measure 
set over 4 years (89 FR 62024), including by incorporating into the APP 
Plus quality measure set the measures from the original APP quality 
measure set.
    In the CY 2025 PFS final rule, we finalized a phased approach to 
establish the APP Plus quality measure set over 4 years (89 FR 62024). 
As finalized, the APP Plus quality measure set consisted of all the 
measures that were within the APP quality measure set (five Adult 
Universal Foundation measures and a separate quality measure) plus one 
additional measure from the Adult Universal Foundation measure set, 
with the intention of incrementally incorporating the remaining 
measures from the Adult Universal Foundation measure set by the CY 2028 
performance year/CY 2030 MIPS payment year. We finalized this 
incremental approach in part to allow for both the eCQM and, for Shared

[[Page 44150]]

Savings Program ACOs, Medicare CQMs collection types to be developed 
and become available.
    Because the APP is a feature within MIPS and therefore the quality 
measures used within the APP and APP Plus quality measure sets are all 
MIPS measures, any proposed updates we apply to MIPS measures also are 
incorporated into the APP and APP Plus quality measure sets, and 
proposed here accordingly. As discussed in Table Group D, in Appendix 
1, of this proposed rule, we are proposing to adopt measure 
specification changes to the following measures that are part of the 
APP and APP Plus quality measure sets:

 Diabetes: Glycemic Status Assessment Greater Than 9% (Quality 
ID: 001) (eCQMs collection type)
 Preventive Care and Screening: Screening for Depression and 
Follow-up Plan (Quality ID: 134)
 Hospital-Wide, 30-day, All-Cause Unplanned Readmission (HWR) 
Rate for MIPS Eligible Clinician Groups (Quality ID: 479)

    In addition, we are proposing the removal of the following measures 
that, under the policies finalized in the CY 2025 PFS final rule (89 FR 
98369 through 98371) are scheduled to be added to the APP Plus quality 
measure set for the CY 2027 performance period and for the CY 2028 
performance period or the performance period that is 1 year after the 
eCQM specification becomes available, whichever is later, respectively:

 Initiation and Engagement of Alcohol and Other Drug Dependence 
Treatment measures (Quality ID: 305)
 Adult Immunization Status (Quality ID: 493)

    We are proposing the removal of these two measures from the APP 
Plus quality measure set due to operational issues impacting the 
development of the collection types that were finalized in the CY 2025 
PFS final rule for these two measures. Our proposal would address 
concerns expressed by ACOs with increasing the number of measures in 
the APP Plus quality measure set each year. ACOs have suggested 
maintaining a stable measure set as they transition to digital quality 
measurement. In the CY 2026 PFS dQM RFI, many commenters recommended 
that we maintain the APP Plus quality measure set as finalized without 
adding new measures to preserve resources for the transition to digital 
quality measurement and to consider challenges ACOs face in data 
aggregations for eCQM/MIPS CQM/Medicare CQM reporting (90 FR 49856).
    These changes have been reflected in Tables C-BC2. Table C-BC2 also 
reflects the proposed creation of the new Medicare eCQMs collection 
type for Shared Savings Program ACOs reporting the APP Plus Quality 
measure set for performance year 2027 and subsequent performance years, 
as discussed in section XXX and Table Group D and DD, in Appendix 1, of 
this proposed rule.
BILLING CODE 4169-69-P
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[[Page 44151]]


[GRAPHIC] [TIFF OMITTED] TP16JY26.167

BILLING CODE 4169-69-C
c. Fast Healthcare Interoperability Resources[supreg]-Based Digital 
Quality Measurement in the Quality Payment Program and Other CMS 
Quality Programs--Request for Information
(1) Background
    We are advancing quality measurement by transitioning existing 
quality measures and reporting processes to Fast Healthcare 
Interoperability Resources[supreg] (FHIR[supreg])-based digital 
approaches. Digital quality measures \1\ (dQMs) use standardized, 
interoperable digital data from multiple sources, including electronic 
health records (EHRs), to enable more comprehensive and timely 
assessment of care while reducing reporting burden. We continue to 
collaborate with Federal partners to advance health information 
technology and digital quality measurement policy, interoperability 
standards, and quality measurement infrastructure to support the 
transition to FHIR-based digital quality reporting. The establishment 
of the United States Core Data for Interoperability (USCDI)+ Quality 
Version 1 (V1), which identifies a common set of quality-related data 
elements to support more consistent and reusable data for quality 
measurement across programs, was released in 2026.\2\ FHIR-based 
implementation guides and tools are also being developed to enable end-
to-end FHIR-based digital quality measurement.\3\ The 2026 US Quality 
Core Implementation Guide version 0.5.0 provides guidance for 
implementing USCDI+ Quality in FHIR to support consistent, 
interoperable

[[Page 44152]]

representation and exchange of quality data for quality measurement and 
reporting programs.\4\ The Data Exchange for Quality Measures (DEQM) 
FHIR implementation guide provides guidance on how FHIR-based quality 
data can be reported and exchanged between providers, intermediaries, 
and payers.\5\ Also available is the Measure Authoring Development 
Integrated Environment (MADiE), a software tool that enables creation 
and testing of eCQMs and FHIR-based dQMs within a single application, 
supporting modernized CMS quality measurement and reporting 
workflows.\6\ Finally, the FHIR dQM specifications are also 
available.\7\ Collectively, these developments are intended to provide 
a foundation for FHIR-based digital quality measurement and reporting. 
To further these goals, we seek public comment on the timeline for 
transitioning to FHIR-based quality measurement.
---------------------------------------------------------------------------

    \1\ Read more about the dQM transition in the Electronic 
Clinical Quality Improvement (eCQI) Resource Center here: https://ecqi.healthit.gov/dqm/about-dqms.
    \2\ Additional information on USCDI+ Quality Version 1, 
including the list of quality data elements and related 
implementation materials, is available at https://
uscdiplus.healthit.gov/
uscdiplus?id=uscdi_record&table=x_g_sshh_uscdi_domain&sys_id=7ddf7822
8745b95098e5edb90cbb3525&view=sp#:~:text=of%20quality%20measures.-
,Quality%20V1,-The%20USCDI%2B%20Quality. The January 2026 
announcement of the release of USCDI+ Quality Version 1 is available 
at https://uscdiplus.healthit.gov/uscdiplus/en/announcing-the-release-of-uscdi-quality-version-1-january-2026?id=kb_article&table=kb_knowledge&sys_id=9ee9383c87f6fe108edc42e50cbb350b.
    \3\ For example, see the eCQI Resource Center description of the 
FHIR Quality Measure Implementation Guide at https://ecqi.healthit.gov/tool/hl7-quality-measure-ig.
    \4\ See the eCQI Resource Center description of the US Quality 
Core Implementation Guide (https://ecqi.healthit.gov/qi-core/about) 
and version 0.5.0 of the 2026 US Quality Core Implementation Guide 
(http://fhir.org/guides/onc/us-quality-core/ImplementationGuide/fhir.onc.us-quality-core).
    \5\ Additional information about the DEQM implementation guide 
is available at the eCQI Resource Center description: https://ecqi.healthit.gov/tool/deqm-ig.
    \6\ Additional information on MADiE is available at https://www.emeasuretool.cms.gov/.
    \7\ See CMS https://ecqi.healthit.gov/sites/default/files/CMSdQMStrategicRoadmap_032822.pdfdigital quality measurement 
specifications at .
---------------------------------------------------------------------------

(2) Transition to FHIR-Based Quality Measurement in the Quality Payment 
Program and Other CMS Clinician and Hospital Quality Programs
    The Quality Payment Program and other CMS clinician and hospital 
quality programs use clinical quality measures (CQMs) and electronic 
clinical quality measures (eCQMs), with current eCQM reporting 
supported through Quality Reporting Document Architecture (QRDA) files. 
We previously sought input on dQMs, including eCQMs, and FHIR-based 
quality measurement and reporting in multiple Medicare payment rules 
\8\ and now seek input on a transition timeline, key milestones, and 
implementation considerations for FHIR-based quality reporting in the 
Quality Payment Program and other CMS clinician and hospital quality 
programs.
---------------------------------------------------------------------------

    \8\ We have previously issued RFIs on digital quality 
measurement and FHIR-based reporting in multiple Medicare payment 
rules, including several Physician Fee Schedule (PFS) rules, such as 
CY 2022 PFS final rule (86 FR 65377 through 65382), CY 2023 PFS 
proposed rule (87 FR 46259 through 46262), and CY 2026 PFS final 
rule (90 FR 49855 through 49856). Additional requests for comment 
include the Health Technology Ecosystem RFI (90 FR 21034) and the 
Public Comment Period for Draft CMS FHIR[supreg] Digital Quality 
Measures (dQMs) request for comment available athttps://
ecqi.healthit.gov/now-open-public-comment-period-draft-cms-fhir%C2%AE-digital-quality-measures-dqms.
---------------------------------------------------------------------------

    Subject to future notice and comment rulemaking, we are developing 
a phased transition to FHIR-based digital quality reporting for 
applicable measures that balances modernization goals with practical 
implementation considerations. Under this approach, for example, in the 
Quality Payment Program, we would introduce a 2-year transition period 
beginning with the CY 2028 performance period/2030 MIPS payment year 
during which existing quality collection types for CQMs and eCQMs, 
including eCQM reporting via QRDA files, would continue to be available 
while FHIR-based dQM options are introduced for selected measures, 
including both new and existing measures. Following this transition 
period, FHIR-based reporting would be required for those applicable 
measures that were available as FHIR-based dQM collection types during 
the transition period, beginning with the CY 2030 performance period/
2032 MIPS payment year. An example of this timeline is illustrated in 
Figure C-C1.
[GRAPHIC] [TIFF OMITTED] TP16JY26.100

    We anticipate that the transition would begin with a limited set of 
measures for which FHIR-based digital specifications are available 
initially and would expand over time as technical infrastructure and 
implementation

[[Page 44153]]

experience grow. Specific timelines for adopting FHIR-based digital 
quality reporting may need to vary by measure and program based on 
feasibility, implementation complexity, and program-specific 
requirements or reporting structures. We recognize that clear 
expectations and sufficient lead time are essential for successful 
implementation. Program-specific considerations for the Medicare Shared 
Savings Program (Shared Savings Program) are discussed in section 
IV.A.4.c.(3). In addition, we note that CMS Innovation Center models 
may have separate requirements and timelines related to FHIR-based 
digital quality measurement and reporting. We recognize resource 
constraints, and reporting burden may differ significantly for solo 
practitioners, small practices and provider facilities, and other 
practices and provider facilities in rural or underserved areas, and 
that these differences may warrant additional flexibilities or support.
[GRAPHIC] [TIFF OMITTED] TP16JY26.101

    We invite public comment on the phased timeline, which we 
anticipate will start with a transition period with FHIR-based 
reporting options available alongside existing quality reporting 
options for the CY/FY 2028 and CY/FY 2029 performance periods, 
respectively. This transition period would then be followed by required 
FHIR-based reporting for applicable measures beginning with the CY 2030 
performance period/2032 MIPS payment year.
     Transition Approach and Design: What factors should be 
considered in determining the structure of the 2-year transition 
period, during which FHIR-based reporting options and existing 
electronic quality reporting options for CQMs and eCQMs would be 
available concurrently? What are the scoring implications that CMS must 
consider during the transition period, when multiple reporting options 
are available? How should CMS approach data submission criteria, 
completeness, and other regulatory elements around quality measurement 
during the transition period?
     Factors Affecting Readiness for FHIR-Based Reporting: How 
does readiness for adopting FHIR-based quality measurement and 
reporting vary across different practice types, organizational 
settings, and supporting health IT entities (for example, EHR vendors, 
Qualified Clinical Data Registries (QCDRs), qualified registries, and 
other intermediaries)? What are the primary barriers and facilitators 
to adoption (for example, access to technology, workforce capacity, 
resources)? Specifically, what can be done to support technology 
readiness, testing needs, and measure availability? What strategies, 
technical assistance, policies, and scoring approaches would be most 
effective in helping reporting entities transition to FHIR-based 
reporting? In particular, how do these factors differ for solo 
practitioners, small practices and provider facilities, and other 
practices and provider facilities in rural or underserved areas, and 
what specific types of technical assistance, shared services, or policy 
flexibilities would be most helpful for these practices to successfully 
participate in FHIR-based quality reporting? We invite comment on 
existing clinician capabilities to begin the transition to FHIR-based 
quality reporting, challenges in using these approaches, and insights 
from early implementation that may inform future FHIR-based quality 
reporting activities.
     General Solicitation of Comments: We welcome comments on 
any additional issues, opportunities, or considerations related to the 
transition to FHIR-based digital quality measurement for the Quality 
Payment

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Program and other CMS clinician and hospital quality programs for 
topics not specifically addressed earlier in this section.
(3) Additional Considerations for Shared Savings Program Transition to 
FHIR-Based Quality Measurement
    As finalized in the CY 2025 PFS final rule, Shared Savings Program 
ACOs are required to report the Alternative Payment Model (APM) 
Performance Pathway (APP) Plus quality measure set beginning with the 
2025 performance year (89 FR 98105).
    We are seeking input from interested parties, ahead of future 
policy decisions, on a phased transition to FHIR-based digital quality 
reporting for applicable measures \9\ under which we would introduce a 
2-year transition period beginning with the 2028 performance period. 
During the transition period, existing quality reporting options \10\ 
for Shared Savings Program ACOs would continue to be available while 
FHIR-based dQM options are introduced for selected measures. For the 
Shared Savings Program, the transition to FHIR-based dQMs builds upon 
the existing eCQM reporting infrastructure used for the APP Plus 
quality measure set (including APP/APP Plus measure alignment and 
current electronic reporting approaches) while introducing FHIR-based 
specifications for dQMs and related software tools, such as the Measure 
Authoring Development Integrated Environment (MADiE), so that Shared 
Savings Program ACOs would have a feasible pathway to adopt FHIR-based 
quality measurement. Following this transition period, FHIR-based 
reporting would be required for those applicable measures that were 
available as FHIR-based dQM reporting options during the transition 
period, beginning with the 2030 performance period. For example, Shared 
Savings Program ACOs would need to be prepared, by the 2030 performance 
period, to report each applicable APP Plus measure via FHIR-based 
digital quality reporting where a FHIR-based dQM specification exists 
for that measure. For APP Plus measures that do not have FHIR-based dQM 
specifications following the transition period, Shared Savings Program 
ACOs would continue to use applicable existing reporting mechanisms 
(for example, MIPS CQMs, Medicare CQMs, eCQM reporting via QRDA files, 
and proposed Medicare eCQMs) until FHIR-based dQM options are developed 
and adopted through future rulemaking. We recognize that clear 
expectations and sufficient lead time are essential for successful 
implementation, so we are clearly stating our planned timeline to avoid 
confusion among participants, in particular Shared Savings Program ACOs 
which, due to their organizational complexity, may require a longer 
lead time than MIPS reporting clinical groups.
---------------------------------------------------------------------------

    \9\ For Shared Savings Program ACOs, applicable measures include 
the five current eCQMs and proposed Medicare eCQMs in the APP Plus 
quality measure set.
    \10\ Existing quality reporting options for Shared Savings 
Program ACOS would include MIPS CQMs, Medicare CQMs, eCQM reporting 
via Quality Reporting Document Architecture (QRDA) files, and 
proposed Medicare eCQMs.
---------------------------------------------------------------------------

    As noted in section III.G.4.b.(2) of this proposed rule, we are 
also pursuing proposals in the Shared Savings Program to encourage the 
use of other pathways for using FHIR-enabled capabilities in certified 
health IT to support quality measurement reporting by ACOs and 
demonstrate use of CEHRT. This approach would offer another avenue for 
ACOs to gain experience with supporting quality measurement reporting 
using FHIR in anticipation of the transition to dQMs.
    We invite public feedback on the phased timeline which starts with 
a 2-year transition period followed by required FHIR-based reporting 
for applicable measures.
     Request for Information: In addition to the questions 
included in section IV.A.4.of this proposed rule, we request public 
input on the technical assistance needed by organizations and on 
whether support and informational needs may differ for entities with 
more complex reporting environments, such as multi-taxpayer 
identification number (multi-TIN) ACOs, APM Entities, or providers 
operating across multiple EHR systems.
d. MIPS Performance Category Measures and Activities
(1) Quality Performance Category
(a) Background
    Section 1848(q)(1)(A)(i) and (ii) of the Act requires the Secretary 
to develop a methodology for assessing the total performance of each 
MIPS eligible clinician according to certain specified performance 
standards and, using such methodology, to provide for a final score for 
each MIPS eligible clinician. Section 1848(q)(2)(A)(i) of the Act 
provides that the Secretary must use the quality performance category 
in determining each MIPS eligible clinician's final score, and section 
1848(q)(2)(B)(i) of the Act describes the measures that must be 
specified under the quality performance category.
    We refer readers to Sec. Sec.  414.1330 through 414.1340 and the CY 
2017 and CY 2018 Quality Payment Program final rules (81 FR 77097 
through 77162 and 82 FR 53626 through 53641, respectively), and the CY 
2019 through CY 2026 PFS final rules (83 FR 59754 through 59765, 84 FR 
63949 through 62959, 85 FR 84866 through 84877, 86 FR 65431 through 
65445, 87 FR 70047 through 70055, 88 FR 79329 through 79338, and 89 FR 
98381 through 98390, and 90 FR 49856 through 49859, respectively) for a 
description of previously established policies and the statutory basis 
for policies regarding the quality performance category. In this 
proposed rule, we are proposing to:
     Amend the definition of the term ``collection type'' to 
include the Medicare Electronic Clinical Quality Measures for 
Accountable Care Organizations Participating in the Medicare Shared 
Savings Program (Medicare eCQMs).
     Implement the MIPS core measure designations for quality 
measures in traditional MIPS and MVPs.
     Remove the high priority designation from MIPS quality 
measures.
     Remove the high priority designation from quality measure 
retention consideration.
     Replace the requirement to report a high priority measure 
with the requirement to report a MIPS core measure; and require an 
attestation process for cases in which a MIPS core measure is not 
available and applicable.
     Exempt clinicians in small practices from the MIPS core 
measure requirement and the attestation process.
     Amend the quality performance category data submission 
criteria at Sec.  414.1335 and Sec.  414.1365 to require MIPS core 
measure reporting with an attestation process.
     Amend the data submission criteria for the Medicare CQMs 
collection type.
     Establish the data submission criteria for the Medicare 
eCQMs collection type.
     Amend the data completeness criteria for the Medicare CQMs 
collection type.
     Establish data completeness criteria for the Medicare 
eCQMs collection type.
     Modify the MIPS quality measure set as described in 
Appendix 1 of this proposed rule, including the addition of new 
measures, updates to specialty sets, removal of existing measures, and 
substantive changes to existing measures.
(b) Proposal To Update Definition of Collection Type
    With the proposed establishment of a new collection type, the 
Medicare Electronic Clinical Quality Measures for

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Accountable Care Organizations (ACOs) Participating in the Medicare 
Shared Savings Program (Medicare eCQMs) specific to the APM Performance 
Pathway (APP) as described in section XXX of this proposed rule, we are 
proposing to amend the definition of the term ``collection type'' to 
include Medicare eCQMs to account for the new collection type available 
only to Medicare Shared Savings Program ACOs meeting the reporting 
requirements of the APP. Specifically, starting with the CY 2027 
performance period/2029 MIPS payment year, we are proposing to amend 
the definition of the term ``collection type'' in Sec.  414.1305 to 
mean a set of quality measures with comparable specifications and data 
completeness criteria, as applicable, including, but not limited to: 
Electronic clinical quality measures (eCQMs); MIPS clinical quality 
measures (MIPS CQMs); Qualified Clinical Data Registry (QCDR) measures; 
Medicare Part B claims measures; CMS Web Interface measures (except as 
provided in paragraph (1) of this definition, for the CY 2017 through 
CY 2022 performance periods/2019 through 2024 MIPS payment years); the 
CAHPS for MIPS survey measure; administrative claims measures; Medicare 
Clinical Quality Measures for Accountable Care Organizations 
Participating in the Medicare Shared Savings Program (Medicare CQMs); 
and Medicare Electronic Clinical Quality Measures for Accountable Care 
Organizations Participating in the Medicare Shared Savings Program 
(Medicare eCQMs).
    We request public comment on this proposal.
(c) Proposals To Modify Quality Data Submission Criteria
(i) Proposal To Designate MIPS Core Measures
    In the CY 2026 PFS proposed rule (90 FR 32702), we published a Core 
Elements Request for Information (RFI) soliciting feedback on how to 
encourage MVP reporting on key quality measures, or ``core'' measures, 
that reflect the essential components of care. One goal of MIPS 
reporting, particularly with the transition to MVPs, is to provide 
patients with comparative clinician performance data so they can make 
the most informed decisions about their care. The number of MIPS 
quality measures available for clinicians to choose from in traditional 
MIPS reduces the standardization of performance data. While MVPs reduce 
the number of quality measures for clinicians to choose from, MVPs 
still provide a degree of measure choice that may not produce 
sufficient comparative performance data on standardized measures to 
support patient choice of care. In the Core Elements RFI in the CY 2026 
PFS proposed rule (90 FR 37021 and 37022), we sought feedback on a 
potential reporting requirement in which clinicians reporting an MVP 
would be required to select and report one quality measure from a 
subset of ``core'' quality measures in each MVP, which would count as 
one of the four quality measures required in MVP reporting. MVP 
reporting requirements for the other performance categories would be 
unchanged. MIPS core measures would be limited to measures that are 
most reflective of the care that is unique to each MVP's specialty or 
medical condition. In response to the Core Elements RFI in the CY 2026 
PFS proposed rule (90 FR 32702), commenters shared concerns that MIPS 
core measures may not be applicable to their scope of care and that a 
MIPS core measure reporting requirement could add complexity to MVP 
reporting. We have taken this commenter feedback into consideration in 
our proposal of the MIPS core measures policy and in our proposed 
modifications to the quality performance category data submission 
criteria for traditional MIPS and MVPs.
    One of the goals of implementing MIPS core measures is to provide 
patients with comparative clinician performance data. This would enable 
patients to make better assessments of the quality of care provided by 
requiring clinicians within a given specialty to report on a narrower 
group of measures. This would also emphasize and increase reporting on 
select quality measures that we believe are the most reflective of the 
care central to an applicable specialty, medical condition, or episode 
of care. In developing the MIPS core measure policy, we evaluated 
several alternative approaches. First, when considering how to procure 
more robust comparative performance data, we considered mandating 
clinicians reporting an MVP be required to report the same MIPS quality 
measure. This approach was not consistent with section 1848(q)(2)(D)(i) 
of the Act, nor did it achieve intended policy goals of generating more 
comparative clinician performance data on key quality measures, since 
what matters most for high-quality care in one specialty may differ 
from another. Additionally, cross-cutting quality measures, while 
applicable to the majority of MIPS eligible clinicians, may not be 
applicable to all, especially bearing in mind subgroup reporting. 
Expanding upon this idea, we also examined the possibility of a uniform 
subset of quality measures that would be consistent across all MVPs, 
and from which clinicians would be required to report one to two 
quality measures. While having the same subset of measures provides 
better coverage of the variety of scopes of care provided by MIPS 
eligible clinicians, we remain concerned that a uniform subset of 
quality measures would not sufficiently account for the variety of MIPS 
eligible clinicians' scopes of care while meaningfully assessing 
quality performance.
    In focusing on the goal of providing patients and clinicians with 
``comparative performance data,'' particularly among clinicians 
practicing within the same clinical specialty or providing care to 
patients with a specific medical condition, we considered whether to 
use existing population health measures or to develop new 
administrative claims-based measures. While these approaches would 
allow for automatic capture of data, there are still constraints in 
applicability across MIPS eligible clinicians in addition to resources 
and feasibility. Given these findings, we determined that the most 
prudent way to capture meaningful comparative data and provide patients 
with better insight into the quality of care provided was to create a 
curated set of core quality measures for each MVP. The proposed list of 
MIPS core measures was selected because we determined these measures 
were most reflective of the care central to a clinical specialty or 
medical condition and would be the measures that the MIPS eligible 
clinician would be required to report from within that MVP.
    For each MVP, we propose to select the MIPS core measures from the 
list of MIPS quality measures already assigned to the MVP because the 
quality measures within each MVP are the measures that are clinically 
relevant to the MVP's specialty or medical condition, and the proposed 
MIPS core measures are intended to be most reflective of the care that 
is central to the MVP's specialty or medical condition. The selection 
process focused on existing MIPS quality measures and quality measures 
proposed for the CY 2027 performance period/2029 MIPS payment year.
    From this list, we then propose to select a minimum of three MIPS 
core measures per MVP. We may designate more than three MIPS core 
measures within an MVP if we determine more than three measures must be 
selected to reflect the care central to the subspecialties within that 
MVP.

[[Page 44156]]

    Selection of the MIPS core measures would be based on the following 
factors:
     Whether the measure is an outcome-based measure;
     Measure collection type availability and the clinician's 
ability to meet reporting requirements to the extent practicable. 
Qualified Clinical Data Registry (QCDR) measures were not considered 
for MIPS core measure selection to ensure MIPS core measures are 
broadly available and accessible for all eligible clinicians;
     Measure adoption and current and historic performance 
rates for each measure, to be in alignment with section 1848(q)(3) of 
the Act which states that the Secretary shall consider historical 
performance standards and opportunity for continued improvement in 
establishing performance standards; and
     Whether the measure is most reflective of the care that is 
central to the clinical focus of the selected MVP, represents best 
practices essential to the MVP's specialty or medical condition, or 
addresses important areas for improving care.
    We propose that the MIPS core measure designation would apply to 
quality measures in both traditional MIPS and MVPs. Establishing a set 
of unified key quality measures across both reporting pathways promotes 
alignment, reduced reporting complexity for clinicians reporting both 
traditional MIPS and MVPs and is operationally feasible. While the 
proposed MIPS core measures were selected from MVPs, the proposed MIPS 
core measure inventory would include over 70 quality measures. We 
believe these measures represent key aspects of care across a variety 
of specialties and medical conditions. The proposed MIPS core measures 
inventory also overlaps with the MIPS quality measures currently 
designated as high priority measures. Given the proposed removal of 
high priority designation for MIPS quality measures, the MIPS core 
measure inventory would not only support reporting within MVPs but 
would also be applicable to clinicians reporting via traditional MIPS. 
Additionally, it would provide sufficient data for benchmarking for the 
MIPS core measures once we phase out traditional MIPS reporting and 
transition to full implementation of MVP reporting, as proposed in 
section IV.A.3.c. of this proposed rule.
    As detailed in section IV.A.4.d.(1)(c)(iii)(B) of this proposed 
rule, we are proposing that clinicians reporting through the 
traditional MIPS reporting option would select from the complete 
inventory of available MIPS core measures for the performance period. 
Whereas clinicians reporting through the MVP reporting option would 
select the applicable MIPS core measures from the core measures 
identified within their chosen MVP. As discussed in section 
IV.A.4.a.(2) of this proposed rule, we propose to revise the format of 
the MVP tables in Appendix 3: MVP Inventory of this proposed rule to 
include MIPS core measures for each previously finalized MVP. We also 
added a MIPS core measure table to the newly proposed MVPs. Further, we 
propose, beginning with the CY 2027 performance period/2029 MIPS 
payment year, to establish a MIPS core measure designation applicable 
to selected quality measures contained in the MIPS quality measure 
inventory and the MVP inventory found in the Appendices of this 
proposed rule.
    We request public comment on these proposals.
(ii) Proposal To Remove High Priority Measure Designation and High 
Priority Quality Measure Retention Consideration
    In the CY 2019 PFS final rule (83 FR 59761), we finalized that 
beginning with the CY 2019 performance period/2021 MIPS payment year, 
the term ``high priority measure'' is defined at Sec.  414.1305 as an 
outcome (including intermediate-outcome and patient-reported outcome), 
appropriate use, patient safety, efficiency, patient experience, care 
coordination, or opioid-related quality measure. In the CY 2023 PFS 
final rule (87 FR 70047 through 70049), we finalized an amended 
definition of the term ``high priority measure'' to include quality 
measurement pertaining to health equity. In the CY 2026 PFS final rule 
(90 FR 49857), we finalized at Sec.  414.1305 an amended definition of 
the term ``high priority measure'' to mean an outcome (including 
intermediate-outcome and patient-reported outcome), appropriate use, 
patient safety, efficiency, patient experience, care coordination, or 
opioid-related quality measure, beginning with the CY 2026 performance 
period/2028 MIPS payment year.
    In the CY 2017 Quality Payment Program final rule (81 FR 77558 
through 77785) and subsequent Quality Payment Program and PFS rules (82 
FR 53965 through 54174, 83 FR 60097 through 60285, 84 FR 63205 through 
63513, 85 FR 85045 through 85368, 86 FR 65686 through 65968, 87 FR 
70250 through 70633, 88 FR 79556 through 79964, 89 FR 98599 through 
98957, and 90 FR 50036 through 50353), we designated certain quality 
measures as high priority in the MIPS quality measure inventory found 
in the Appendices of the rules for the applicable performance period to 
allow MIPS eligible clinicians to easily identify which measures meet 
the definition of a high priority measure at Sec.  414.1305 and satisfy 
the reporting requirement. Additionally, in the CY 2022 PFS final rule 
(86 FR 65998 through 66031) and subsequent PFS rules we designated high 
priority quality measures in the MVP inventory found in the Appendices. 
The Explore Measures and Activities Tool on the QPP website (https://qpp.cms.gov/reporting-requirements/measures-activities/explore) also 
indicates which quality measures are designated as high priority in 
traditional MIPS and MVP reporting.
    Given the proposed implementation of the MIPS core measure 
designation in section IV.A.4.d.(1)(c)(i) of this proposed rule, which 
identifies a subset of measures that reflect the essential components 
of care specific to a given specialty, medical condition, or episode of 
care, we are proposing to remove the high priority designation from 
MIPS quality measure inventory and the MVP inventory. The proposed MIPS 
core measures intend to increase reporting on select quality measures 
that are most reflective of the care central to a particular specialty, 
medical condition or episode of care, while providing patients with 
more comparative clinician performance data. We considered maintaining 
the high priority designation since many of the proposed MIPS core 
measures are high priority measures. However, the high priority 
designation does not appropriately capture a measure's relevance to a 
specific clinical specialty, medical condition or episode of care. We 
identify and designate quality measures that reflect agency-wide 
priorities as high priority in our programs through myriad ways such as 
using the MIPS high priority definition, developing the Universal 
Foundation, and implementing the Core Quality Measures Collaborative 
(CQMC). However, the proposed MIPS core measure designations 
specifically represent key quality measures that reflect the measure's 
relevance to a specific clinical specialty, medical condition or 
episode of care for clinicians and patients for each MVP and essential 
best practices to the MVP's clinical topic. The significant overlap in 
the proposed MIPS core measures with the MIPS high priority measures 
means we would still largely capture agency-wide priorities but with a 
greater emphasis on supporting intended MIPS policy goals of providing 
robust quality

[[Page 44157]]

measure data relevant to the scope of care for a specialty or medical 
condition. Additionally, maintaining the high priority measure 
designation could add complexity and confusion for clinicians given the 
overlap of the existing high priority measures and the proposed MIPS 
core measures. While we acknowledge the overlap in intended goals for 
high priority measures and MIPS core measures, we anticipate that the 
proposed MIPS core measures, with a selection emphasis on outcome-based 
measures, would provide a more targeted set of measures, focused on 
more meaningful improvement in the quality of care related to each MVP 
specialty or medical condition. Therefore, to implement the proposed 
MIPS core measure designation as described in section 
IV.A.4.d.(1)(c)(i) of this proposed rule, we are proposing to remove 
the high priority designation from the MIPS quality measure and the MVP 
inventory in Appendices 1 and 3 of this proposed rule.
    Additionally, in the CY 2019 PFS final rule (83 FR 59765) at Sec.  
414.1330(c)(2), we revised the approach to remove quality measures to 
include considerations for retaining MIPS quality measures that 
otherwise meet the criteria for removal, including ``whether the MIPS 
quality measure is designated as high priority or not.'' To align with 
the proposed removal of high priority designation from MIPS quality 
measures, we would no longer include the use of a high priority measure 
designation as one of the considerations for retaining a MIPS quality 
measure. Therefore, we propose to update the existing quality measure 
retention consideration at Sec.  414.1330(c)(2)(iv) to state that we 
would consider whether the quality measure is designated as high 
priority or not through the CY 2026 performance period/2028 MIPS 
payment year.
    We request public comment on these proposals.
(iii) Proposal To Implement Data Submission Requirement for MIPS Core 
Measures
(A) Background
    In the CY 2017 Quality Payment Program final rule (81 FR 77114), we 
finalized at Sec.  414.1335(a)(1) that for the performance period, a 
MIPS eligible clinician will report at least six measures including at 
least one outcome measure. If an applicable outcome measure is not 
available, a MIPS eligible clinician will be required to report a high 
priority measure instead. Additionally, in the CY 2022 PFS final rule 
(86 FR 65412), we finalized at Sec.  414.1365(c)(1), that except as 
provided in paragraph Sec.  414.1365(c)(1)(i), an MVP participant must 
select and report, if applicable, 4 quality measures, including 1 
outcome measure (or, if an outcome measure is not available, 1 high 
priority measure), included in the MVP, excluding the population health 
measure required under paragraph (c)(4)(ii). We were concerned that 
small practices do not have the same resources to meet the quality 
reporting requirement of four measures if the MVP does not include four 
Medicare Part B claims measures. Therefore, we finalized at Sec.  
414.1365(c)(1)(i) that paragraph Sec.  414.1365(c)(1) does not apply to 
a small practice that reports on an MVP that includes fewer than four 
Medicare Part B claims measures, provided that the small practice 
reports each such measure that is applicable.
(B) Proposal for MIPS Core Measure Data Submission Requirements With 
Self-Attestation
    In conjunction with the proposed removal of the high priority 
designation for MIPS quality measures, and the proposed new designation 
of MIPS core measures beginning with the CY 2027 performance period/
2029 MIPS payment year, we are proposing to remove the current quality 
measure data submission requirement of one outcome measure (or, if an 
outcome measure is not available, one high priority measure) for 
traditional MIPS and MVPs and replace the requirement with a MIPS core 
measure data submission requirement to emphasize the reporting on the 
proposed MIPS core measures. The requirement to report an outcome 
measure (or, if an outcome measure is not available, one high priority 
measure) would no longer be necessary, as the goals of that policy 
would be met by the proposed MIPS core measure reporting requirement, 
since the proposed MIPS core measure selection process considers 
outcome-based measures and measures that are integral in driving 
positive patient outcomes. Specifically, we are proposing that MIPS 
eligible clinicians reporting via traditional MIPS must submit data on 
at least six measures, including at least one MIPS core measure. 
Clinicians reporting a specialty measure set in traditional MIPS must 
report at least six measures and choose an applicable MIPS core 
measure, if available, within that specialty measure set. If the set 
contains fewer than six measures or fewer than six measures within the 
set apply, they must report on each measure that is applicable. 
Additionally, to be consistent with the existing reporting requirements 
for clinicians reporting a specialty measure set, as finalized in the 
CY 2017 Quality Payment Program final rule (81 FR 77114), if a 
specialty measure set does not contain a MIPS core measure, clinicians 
must still report on at least six measures within the specialty set. If 
the specialty set does not contain a MIPS core measure and contains 
fewer than six measures, or fewer than six measures within the set 
apply, they must report on each measure that is applicable within the 
specialty measure set. An MVP participant must select and report, if 
applicable, four quality measures, including at least one MIPS core 
measure. We note that clinicians submitting data for the quality 
performance category in traditional MIPS reporting would choose an 
applicable MIPS core measure from the full inventory of available MIPS 
core measures for the performance period. Clinicians reporting an MVP 
would choose the applicable MIPS core measures from those available in 
the selected MVP. Each MVP would include a minimum of three MIPS core 
measures for a clinician to select from. MVPs that encompass multiple 
specialties or subspecialties may include more than three MIPS core 
measures to ensure comprehensive coverage for the variety of clinicians 
reporting that MVP.
    Since the proposed MIPS core measures were identified to reflect 
the care most central to a clinician specialty, medical condition, or 
episode of care within each MVP for clinicians and patients, we 
anticipate that clinicians could report the proposed MIPS core measures 
in the selected MVP. We acknowledge that due to the variety of 
clinician practices, specialties, and subspecialties reporting each 
MVP, there may be instances in which a clinician does not have an 
available and applicable MIPS core measure due to the limited inventory 
of the proposed MIPS core measures. If an individual eligible 
clinician, group, subgroup, or APM Entity does not have an available 
and applicable MIPS core measure that meets the numerator and 
denominator criteria as specified in the MIPS quality measure inventory 
for the applicable performance period, either in traditional MIPS or 
MVP reporting, we propose to establish a MIPS core measure self-
attestation process. Under this process, the clinician would be 
required in good faith to attest during the data submission period that 
there was not an available and applicable MIPS core measure for them to 
report. The clinician would then be required to choose another measure 
to report in place of the MIPS core measure. A

[[Page 44158]]

clinician reporting via traditional MIPS could report any other 
applicable quality measure in the MIPS quality measure inventory. In 
MVP reporting, a clinician could report any other quality measure in 
the selected MVP. There may be instances in which a clinician attested 
to not having an applicable and available MIPS core measure, but new 
information or changing circumstances later made it so that the 
clinician does have an applicable and available MIPS core measure to 
report. To account for these cases, we would allow a clinician to 
attest that they do not have an applicable and available MIPS core 
measure and then submit a MIPS core measure. We refer readers to 
section IV.B.1.b.(1) for our proposals for scoring MIPS core measures. 
While we considered requiring clinicians without an available and 
applicable MIPS core measure to report an outcome or high priority 
measure, we determined that such a requirement would increase 
complexity for clinicians and would be unnecessary given that MVPs are 
already a collection of the key quality measures for a specialty, 
medical condition, or episode of care. We would not penalize a MIPS 
eligible clinician who provides a self-attestation to not having a MIPS 
core measure to report. We note that we may monitor attestations 
received for the MIPS core measure requirement and may, in future 
years, conduct random reviews to verify that there were no available 
and applicable MIPS core measures for reporting. We refer readers to 
section IV.B.1.b.(1) of this proposed rule for details on the proposed 
scoring policies for MIPS core measures.
    For traditional MIPS reporting, we propose at Sec.  
414.1335(a)(1)(i) that beginning in the CY 2027 performance period/2029 
MIPS payment year, MIPS eligible clinicians, except as provided in 
paragraphs (a)(1)(ii) and (a)(1)(iii) of this section, submits data on 
at least six quality measures, including at least one MIPS core 
measure. If there is not an available and applicable MIPS core measure, 
a MIPS eligible clinician must attest to not having an available and 
applicable MIPS core measure and submit data on a separate MIPS quality 
measure. If fewer than six measures apply, then the MIPS eligible 
clinician, group, virtual group, or APM Entity must report on each 
measure that is applicable.
    Additionally, we propose at Sec.  414.1335(a)(1)(ii) that beginning 
in the CY 2027 performance period/2029 MIPS payment year, except as 
provided in paragraph (a)(1)(iii) of this section, a MIPS eligible 
clinician that reports on a specialty or subspecialty measure set, as 
designated in the MIPS final list of quality measures established by 
CMS through rulemaking, must submit data on at least six measures 
within that set, including at least one MIPS core measure. If there is 
not an available and applicable MIPS core measure, a MIPS eligible 
clinician must attest to not having an available and applicable MIPS 
core measure and submit data on a separate MIPS quality measure within 
that set. If the set contains fewer than six measures or if fewer than 
six measures within the set apply to the MIPS eligible clinician, 
report on each measure that is applicable.
    For MVP reporting, we propose at Sec.  414.1365(c)(1) that, 
beginning in the CY 2027 performance period/2029 MIPS payment year, 
except as provided in paragraphs (c)(1)(i) and (c)(1)(ii) of this 
section, an MVP participant must select and report, if applicable, four 
quality measures, including one MIPS core measure available in the MVP, 
excluding the population health measure required under paragraph 
(c)(4)(ii). If there is not an available and applicable MIPS core 
measure, an MVP participant must attest to not having an available and 
applicable MIPS core measure and submit data on a separate MIPS quality 
measure within the MVP.
    We request public comment on these proposals.
(C) Proposal To Exempt Small Practices From MIPS Core Measure Reporting 
Requirement
    We recognize that clinicians in small practices often face 
challenges in successfully participating in MIPS and MVP reporting due 
to limited financial, administrative, and health IT resources, when 
compared to medium and large practices. Historically, we have received 
feedback from small practices expressing concerns that meeting the MIPS 
reporting requirements can be challenging due to the limited resources 
of small practices, and we have implemented policies in MIPS to support 
clinicians in small practices to address these concerns. For example, 
in the CY 2022 PFS final rule (86 FR 65412), we finalized at Sec.  
414.1365(c)(1)(i) that the requirement to report four quality measures 
in an MVP does not apply to small practice clinicians reporting under 
the Medicare Part B claims collection type when the selected MVP 
contains fewer than four Medicare Part B claims-based quality measures. 
In addition, in MVPs, small practices reporting via Medicare Part B 
claims measures are currently exempt from the outcome/high priority 
reporting requirement if the MVP does not contain at least four 
Medicare Part B claims measures.
    We considered several policy options for small practices with 
respect to reporting MIPS core measures. Initially, we considered 
whether to align the reporting requirements for small practices with 
the proposed MIPS core measure reporting requirements for clinicians in 
medium and large practices participating in traditional MIPS and MVP 
reporting. However, we anticipate that clinicians in small practices 
may continue to experience challenges with meeting the proposed MIPS 
core measure reporting requirement due to limited resources, difficulty 
reaching the case minimum requirement, and the limited inventory of 
proposed MIPS core measures, particularly the limited inventory of 
proposed MIPS core measures available via the Medicare Part B claims 
collection type, which is only available to small practices. While we 
also considered exempting small practices from the proposed MIPS core 
measure reporting requirement only if the selected MVP does not contain 
at least one MIPS core measure available via the Medicare Part B claims 
collection type, we remained concerned that such a policy would further 
limit measure choice for clinicians in small practices and could lead 
to confusion and unfairness if some MVPs contained Medicare Part B 
claims MIPS core measures and other MVPs did not. In recognition of 
these ongoing challenges, and to streamline reporting requirements for 
small practices while continuing to support clinicians in small 
practices, we want to provide flexibilities for clinicians in small 
practices to successfully report the MIPS quality performance category. 
Therefore, in both traditional MIPS and MVP reporting, we propose that 
small practices, as defined under Sec.  414.1305, be exempt from the 
MIPS core measure data submission requirement. Under this proposal, 
clinicians in small practices would continue to report six quality 
measures for traditional MIPS or four quality measures as currently 
required for MVPs. It is important to note that while small practices 
are not required to report a MIPS core measure, they may choose to do 
so on a voluntary basis.
    Specifically, we propose at Sec.  414.1335(a)(1)(iii) that 
beginning with the CY 2027 performance period/2029 MIPS payment year, 
MIPS eligible clinicians in small practices are not required to submit 
at least one MIPS core measure or attest to not having an available and 
applicable MIPS core measure. MIPS eligible clinicians in

[[Page 44159]]

small practices must submit data on at least six measures, if 
applicable. Additionally, we propose at Sec.  414.1365(c)(1)(ii) that 
beginning with the CY 2027 performance period/2029 MIPS payment year, 
an MVP participant that meets the requirements of a small practice is 
not required to submit at least one MIPS core measure or attest to not 
having an available and applicable MIPS core measure. Except as 
provided in paragraph (c)(1)(i) of this section, an MVP participant 
that meets the requirements of a small practice must select and report, 
if applicable, at least four quality measures included in the MVP, 
excluding the population health measure required under paragraph 
(c)(4)(ii) of this section.
    We request public comment on these proposals.
(iv) Proposal To Modify Data Submission Criteria for Medicare CQMs
    In this proposed rule, we are proposing an amendment to the data 
submission criteria for the Medicare CQMs collection type in Sec.  
414.1335(a)(4) by including the availability of Medicare CQMs within 
the APP Plus measure set, as applicable. Specifically, in Sec.  
414.1335(a)(4)(i), we are proposing that the data submission criteria 
pertaining to Medicare CQMs would be met by a MIPS eligible clinician, 
group, and APM Entity reporting on the Medicare CQMs (reporting quality 
data on beneficiaries eligible for Medicare CQMs as defined at Sec.  
425.20) within the APP measure set or APP Plus measure set (as 
applicable) and administering the CAHPS for MIPS Survey as required 
under the APP.
    We are including the availability of Medicare CQMs under the APP 
Plus measure set to provide various options that would assist Medicare 
Shared Savings Program ACOs with reporting quality data and transition 
to the adoption of digital quality measures (dQMs). We encourage 
Medicare Shared Savings Program ACOs to evaluate all quality reporting 
options to determine which collection type is most appropriate based on 
their unique composition and technical infrastructure.
    We request public comment on this proposal.
(v) Proposal To Implement Data Submission Criteria for Medicare eCQMs
    In this proposed rule, we are proposing to establish the data 
submission criteria for the Medicare eCQMs collection type (as proposed 
under the APP in section III.G.3.d.(3) of this proposed rule) in Sec.  
414.1335(a)(5). Specifically, in Sec.  414.1335(a)(5)(i), we are 
proposing that the data submission criteria pertaining to Medicare 
eCQMs would be met by a MIPS eligible clinician, group, and APM Entity 
reporting on the Medicare eCQMs (reporting quality data on 
beneficiaries eligible for Medicare eCQMs as defined at Sec.  425.20) 
within the APP Plus measure set (as applicable) and administering the 
CAHPS for MIPS Survey as required under the APP.
    Medicare eCQMs would serve to address concerns discussed in section 
III.G.3.d.(1) of this proposed rule by defining a population of 
beneficiaries that exists within the all payer/all patient eCQM 
specifications and tethering that population to a Medicare Shared 
Savings Program ACO's assigned beneficiary population. Medicare Shared 
Savings Program ACOs have noted challenges with quality data reporting 
as their list of eligible beneficiaries has often contained 
beneficiaries for whom the Medicare Shared Savings Program ACO is 
unable to identify a primary care relationship. Specifically, Medicare 
eCQMs would address the concern raised by Medicare Shared Savings 
Program ACOs with a higher proportion of specialty practices and/or 
multiple EHRs, the broader all payer/all patient eligible population 
would capture beneficiaries with no primary care relationship to the 
Medicare Shared Savings Program ACO. Medicare eCQMs would provide an 
additional optional collection type for reporting quality data and 
assist with the transition and adoption of dQMs. Also, we anticipate in 
future years when FHIR-based reporting becomes mandatory that Medicare 
Shared Savings Program ACOs would be able to continue to use the FHIR-
based digital specifications to report only on their assigned 
beneficiary population. We encourage Medicare Shared Savings Program 
ACOs to evaluate all quality reporting options to determine which 
collection type is most appropriate based on their unique composition 
and technical infrastructure.
    We request public comment on this proposal.
(d) Proposal To Modify Data Completeness Criteria
(i) Proposal To Modify Data Completeness Criteria for Medicare CQMs
    As described in section III.G.3.c. of this proposed rule, we are 
extending the availability of the Medicare CQMs collection type and 
anticipating the sunsetting of the Medicare CQMs collection type 
starting with the CY 2030 performance period/2032 MIPS payment year 
when FHIR-based reporting becomes mandatory. We are proposing an 
amendment to the data completeness criteria for the Medicare CQMs 
collection type in Sec.  414.1340(d)(1) by modifying the duration of 
availability for the Medicare CQMs collection type as a means for 
meeting data completeness criteria requirements, which would eliminate 
the specific duration of availability (from the CY 2024 performance 
period/2026 MIPS payment year to the CY 2028 performance period/2030 
MIPS payment year) and extend the duration of the availability of the 
Medicare CQMs collection type. Such modification would extend the 
availability of the Medicare CQMs collection type for meeting the data 
completeness criteria threshold requirements under the APP until CMS 
identifies the sunsetting of the Medicare CQMs collection type in 
future rulemaking.
    Specifically, in Sec.  414.1340(d), respectively, we are proposing 
the following modification to the data completeness criteria threshold 
pertaining to the Medicare CQMs collection type:
    At paragraph (d)(1), starting with the CY 2024 performance period/
2026 MIPS payment year, an APM Entity, specifically a Medicare Shared 
Savings Program ACO that meets the reporting requirements under the 
APP, submitting quality measure data on Medicare CQMs must submit data 
on at least 75 percent of the APM Entity's applicable beneficiaries 
eligible for the Medicare CQM, as proposed to be defined at Sec.  
425.20, who meet the measure's denominator criteria.
    We request public comment on this proposal.
(ii) Proposal To Implement Data Completeness Criteria for Medicare 
eCQMs
    As we propose to establish a new collection type, Medicare eCQMs 
specific to the APP as described in section III.G.3.d.(3) of this 
proposed rule, we are also proposing to establish the data completeness 
criteria threshold for the Medicare eCQMs collection type. 
Specifically, in Sec.  414.1340(e), respectively, we are proposing the 
following data completeness criteria threshold pertaining to the 
Medicare eCQMs collection type:
    At paragraph (e)(1), starting with the CY 2027 performance period/
2029 MIPS payment year, an APM Entity, specifically a Medicare Shared 
Savings Program ACO that meets the reporting requirements under the 
APP, submitting quality measure data on Medicare

[[Page 44160]]

eCQMs must submit data on at least 75 percent of the APM Entity's 
applicable beneficiaries eligible for the Medicare eCQM, as proposed to 
be defined at Sec.  425.20, who meet the measure's denominator 
criteria.
    Also, for the data completeness criteria pertaining to the quality 
performance category, we are proposing a technical amendment to 
recognize the former paragraph (e) as new paragraph (f) due to the 
proposal to establish the data completeness criteria for the new 
collection type, Medicare eCQM, in Sec.  414.1340(e) as discussed in 
the following XXX section of this proposed rule.
    We request public comment on this proposal.
(e) Addition of New Quality Measures
(i) Pre-Rulemaking Process
    Prior to introducing a new MIPS quality measure in a proposed rule, 
we receive public input on measures through the pre-rulemaking process 
(referred to as the Pre-Rulemaking Measure Review (PRMR)) established 
in accordance with section 1890A of the Act. Although section 
1848(q)(2)(D)(viii) of the Act provides that the pre-rulemaking process 
under section 1890A of the Act is not required to apply to the 
selection of MIPS quality measures, we have found that the pre-
rulemaking process provides a comprehensive review of measures from 
multi-stakeholder workgroups and have accordingly elected for such 
measures to be reviewed utilizing the PRMR process (87 FR 70048). Under 
the established PRMR process (additional information regarding the PRMR 
process is available at https://p4qm.org/PRMR), CMS has contracted with 
a Consensus-Based Entity (CBE), which is responsible for convening a 
multi-stakeholder panel comprised of clinicians, patients, measure 
experts, and health information technology specialists to provide input 
on measures CMS is considering for use in Medicare.
    The PRMR process begins with CMS's publication of measures under 
consideration for use in Medicare (the Measures Under Consideration 
(MUC) List). Each measure on the MUC List is reviewed by one of several 
committees convened by the CBE for the purpose of providing multi-
stakeholder input to the Secretary. The PRMR process includes 
opportunities for public comments through a 21-day public comment 
period, as well as public listening sessions. The CBE posts the 
compiled comments and listening session inputs received during the 
public comment period and the listening sessions within 5 days of the 
close of the public comment period. More details regarding the PRMR 
process may be found in the PQM Guidebook of Policies and Procedures 
for Pre-Rulemaking Measure Review and Measure Set Review (available at 
https://p4qm.org/sites/default/files/2025-07/OP2-PRMR-MSR-Final-Multi-Stakeholder-Group-Guidebook-of-Policies-and-Procedures-508_1.pdf).
    Per the PQM Guidebook, the final vote of the multistakeholder 
committee convened by the CBE may result in the following disposition 
of a measure: The committee recommends that this measure be added to 
the CMS program or the committee does not recommend that this measure 
be added to the CMS program. A ``does not recommend'' voting result 
signals continued disagreement among the committee despite being 
presented with perspectives from public comments and committee member 
feedback and discussion and highlights the multi-faceted assessments of 
quality measures. There may be cases in which the CBE does not 
recommend a measure to move forward to the rulemaking process and 
eventual implementation but we go forth with proposing a measure. We 
note that section 1848(q)(2)(D)(iii)(v)(III) of the Act does not 
preclude the Secretary from proposing and implementing measures that 
are not endorsed by a CBE as long as the measure is evidence-based.
    Quality measures considered for potential implementation in MIPS 
starting with CY 2027 performance period/2029 MIPS payment year were 
informed, in part, by the measures included on the 2025 MUC List 
(available at https://mmshub.cms.gov/sites/default/files/2025-MUC-List.xlsx). We refer readers to Table Group A of Appendix 1: MIPS 
Quality Measures of this proposed rule for detailed descriptions of the 
new MIPS quality measures proposed. We note that we are advancing 
quality measurement by transitioning existing quality measures and 
reporting processes to Fast Healthcare Interoperability 
Resources[supreg] (FHIR[supreg])-based digital approaches. We refer 
readers to section IV.A.4.c. of this proposed rule, where we seek input 
on the anticipated transition timeline, key milestones, and 
implementation considerations for FHIR-based quality reporting.
(ii) Removal of Quality Measures
    In the CY 2025 PFS final rule, we codified previously established 
criteria for the removal of MIPS quality measures from the MIPS quality 
measure inventory at Sec.  414.1330. In the CY 2017 Quality Payment 
Program final rule (81 FR 77136 through 77137), we established the 
following criteria for measure removal to include: If the Secretary 
determines that the MIPS quality measure is no longer meaningful, such 
as MIPS quality measures that are topped out; and, if a measure steward 
is no longer able to maintain the quality measure. In the CY 2019 PFS 
final rule (83 FR 59763), we expanded the criteria for measure removal 
to include MIPS quality measures that reached an extremely topped-out 
status (for example, a measure with an average mean performance within 
the 98th to 100th percentile range). The MIPS quality measure may be 
proposed for removal in the next rulemaking cycle, regardless of 
whether or not it is in the midst of the topped-out measure lifecycle, 
due to the extremely high and unvarying performance where meaningful 
distinctions and improvement in performance can no longer be made, 
after taking into account any other relevant factors.
    Also, in the CY 2019 PFS final rule (83 FR 59764), we established 
other criteria for measure removal, specifically MIPS quality measures 
that are: duplicative; not maintained or updated to reflect current 
clinical guidelines, which are not reflective of a clinician's scope of 
practice; and low-bar, standard of care process measures. As described 
in the CY 2019 PFS final rule (83 FR 59765), we established an approach 
to incrementally remove process measures where prior to removal, 
consideration will be given to, but will not be limited to, the 
following:
     Whether the removal of the process measure impacts the 
number of measures available for a specific specialty.
     Whether the MIPS quality measure addresses a priority area 
highlighted in the Measure Development Plan: https://www.cms.gov/medicare/quality/value-based-programs/quality-payment-program/measure-development.
     Whether the MIPS quality measure promotes positive 
outcomes in patients.
     Considerations and evaluation of the measure's performance 
data.
     Whether the MIPS quality measure is designated as high 
priority or not.
     Whether the MIPS quality measure has reached extremely 
topped-out status within the 98th to 100th percentile range, due to the 
extremely high and unvarying performance where meaningful distinctions 
and improvement in performance can no longer be made.
    In the CY 2020 PFS final rule (84 FR 62958 through 62959), we 
expanded the

[[Page 44161]]

criteria for measure removal to include MIPS quality measures that do 
not meet case minimum and reporting volumes required for benchmarking 
after being in the program for 2 consecutive CY performance periods and 
are not available for MIPS quality reporting by or on behalf of all 
MIPS eligible clinicians. For MIPS quality measures that do not meet 
case minimum and reporting volumes required for benchmarking after 
being in the program for 2 consecutive CY performance periods, we noted 
that we will factor in other considerations (such as, but not limited 
to, the robustness of the measure; whether it addresses a measurement 
gap; if the measure is a patient-reported outcome; and consideration of 
the MIPS quality measure in developing MVPs) prior to determining 
whether to remove the MIPS quality measure. We refer readers to section 
IV.A.4.d.(1)(c)(ii) of this proposed rule for our proposals regarding 
removing references to the high priority measure designation from MIPS 
quality measures and MIPS quality measure retention consideration.
(iii) Inventory of Quality Measures
    Section 1848(q)(2)(D)(i) of the Act requires the Secretary, through 
notice and comment rulemaking, to establish an annual final list of 
quality measures from which MIPS eligible clinicians may choose for the 
purpose of assessment under MIPS. Section 1848(q)(2)(D)(i)(II) of the 
Act requires that the Secretary annually update the list by removing 
measures from the list, as appropriate; adding new measures to the 
list, as appropriate; and determining whether measures that have 
undergone substantive changes should be included on the updated list.
    Previously finalized MIPS quality measures can be found in the CY 
2017 and CY 2018 Quality Payment Program final rules (81 FR 77558 
through 77816 and 82 FR 53966 through 54174, respectively), and the CY 
2019 through CY 2026 PFS final rules (83 FR 60097 through 60285, 84 FR 
63205 through 63513, 85 FR 85045 through 85369, 86 FR 65687 through 
65968, 87 FR 70250 through 70633, 88 FR 79556 through 79964, 89 FR 
98599 through 98957, and 90 FR 50036 through 50353, respectively). We 
are proposing changes to the MIPS quality measure inventory, as 
outlined in Appendix 1 of this proposed rule, including the following: 
the addition of new measures; updates to specialty sets (that is, 
creation of new specialty sets; addition and/or removal of measures; 
and substantive changes to existing measures within specialty sets, as 
appropriate); removal of existing measures; and substantive changes to 
existing measures. For the CY 2027 performance period/2029 MIPS payment 
year, we are proposing an inventory of 180 MIPS quality measures.
    The new MIPS quality measures that we are proposing to include in 
MIPS for the CY 2027 performance period/2029 MIPS payment year and 
future years can be found in Table Group A of Appendix 1 of this 
proposed rule. For the CY 2027 performance period/2029 MIPS payment 
year, we are proposing 10 new MIPS quality measures, which include 
measures focused on patient-reported outcomes and chronic disease 
management.
    On January 14, 2026, we solicited recommendations for potential new 
specialty measure sets or revisions to existing specialty measure sets 
for the CY 2027 performance period/2029 MIPS payment year.\376\ The 
recommendations we received were based on the MIPS quality measures 
finalized in the CY 2026 PFS final rule and the 2025 MUC List. The 
recommendations include the addition or removal of current MIPS quality 
measures from existing specialty sets, and/or the creation of new 
specialty sets. All specialty set recommendations submitted for 
consideration were assessed and vetted, and as a result, the 
recommendations that we agree with are proposed in this proposed rule.
---------------------------------------------------------------------------

    \376\ Message to the Quality Payment Program listserv on January 
14, 2026, entitled ``The Centers for Medicare & Medicaid Services 
(CMS) is Soliciting Interested Party Recommendations for Potential 
Consideration of New Specialty Measure Sets and/or Revisions to the 
Existing Specialty Measure Sets for the 2027 Performance Year of the 
Merit-based Incentive Payment System (MIPS).''
---------------------------------------------------------------------------

    We are proposing modifications to existing specialty sets as 
described in Table Group B of Appendix 1 of this proposed rule. 
Modifications to specialty sets include the addition of new measures 
and/or existing measures within the MIPS quality measure inventory, 
removal of measures, and/or substantive changes to previously finalized 
measures. Specialty and subspecialty sets are not inclusive of every 
specialty or subspecialty. We develop and maintain specialty measure 
sets to assist MIPS eligible clinicians with selecting quality measures 
that are most relevant to their scope of practice.
    In addition to establishing new individual MIPS quality measures 
and modifying existing specialty sets as described in Tables Group A 
and Group B of Appendix 1 of this proposed rule, we refer readers to 
Table Group C of Appendix 1 of this proposed rule for a list of MIPS 
quality measures proposed for removal and detailed discussion of our 
rationale for each measure. Of the 20 MIPS quality measures proposed 
for removal, two MIPS quality measures are extremely topped out, four 
MIPS quality measures have reached the end of the topped-out lifecycle, 
three MIPS quality measures are no longer being maintained by the 
measure steward, eight MIPS quality measures are duplicative of new or 
current measures, one MIPS quality measure has limited adoption and 
therefore no benchmark, one MIPS quality measure is a low bar process 
measure, and one MIPS quality measure lacks robustness. The proposal to 
remove the MIPS quality measures described in Table Group C of Appendix 
1 of this proposed rule would lead to a more parsimonious inventory of 
meaningful, robust measures in the program.
    Further, in Appendix 1 of this proposed rule, we are proposing 
substantive changes to 43 MIPS quality measures, which can be found in 
Table Group D and Table Group DD of Appendices of this proposed rule. 
Of the proposed substantive changes to the 43 MIPS quality measures, 
two MIPS quality measures are only available for use in relevant MVPs, 
which can be found in Table Group DD of Appendix 1 of this proposed 
rule. We have previously established criteria that would apply when we 
are considering making substantive changes to a quality measure (81 FR 
77137 and 86 FR 65441 through 65442). On an annual basis, we review the 
established MIPS quality measure inventory to consider updates to the 
measures. Possible updates to measures may be minor or substantive. The 
proposed inventory of 180 MIPS quality measures for the CY 2027 
performance period/2029 MIPS payment year includes 177 MIPS quality 
measure available for utilization in traditional MIPS and MVPs, and 3 
MIPS quality measures available only for utilization in MVPs (as 
finalized in the CY 2024 PFS final rule (88 FR 79897 through 77902)).
    In summary, in the CY 2027 PFS proposed rule, we are proposing to 
modify the quality performance category measure inventory to include a 
set of 180 MIPS quality measures for the CY 2027 performance period/
2029 MIPS payment year, which includes the following:
     Implementation of 10 new MIPS quality measures including 
measures focused on patient-reported outcomes and chronic disease 
management;
     Removal of 20 MIPS quality measures: Two MIPS quality 
measures that are extremely topped out, four MIPS quality measures that 
have reached the end of the topped-out

[[Page 44162]]

measure lifecycle, three MIPS quality measures that are no longer being 
maintained by the measure steward, eight MIPS quality measures that are 
duplicative of new or current measures, one MIPS quality measure that 
has limited adoption and therefore no benchmark, one MIPS quality 
measure that is a low bar process measure, and one MIPS quality measure 
lacking robustness, and;
     Substantive changes to 43 current MIPS quality measures.
    We refer readers to Table Groups A through DD of Appendix 1 of this 
proposed rule for a summary of the new measures proposed, the measures 
proposed for removal, and the substantive changes proposed as well as 
specialty set changes proposed.
    We request public comment on these proposals.
(2) Cost Performance Category
(a) Background
    Section 1848(q)(2)(A)(ii) of the Act includes resource use as a 
performance category under MIPS. We refer to this performance category 
as the cost performance category. As required by sections 1848(q)(2) 
and (5) of the Act, the four performance categories of MIPS are used in 
determining the MIPS final score for each MIPS eligible clinician. In 
general, MIPS eligible clinicians are evaluated under all four of the 
MIPS performance categories, including the cost performance category.
    Section 1848(q)(2)(B)(ii) of the Act provides that, for the cost 
performance category, the measurement of resource use (that is, cost) 
for such period must be in accordance with section 1848(p)(3) of the 
Act, using the methodology under section 1848(r) of the Act as 
appropriate, and, as feasible and applicable, accounting for the cost 
of drugs under Medicare Part D. Section 1848(p)(3) of the Act provides 
that costs shall be evaluated, to the extent practicable, based on a 
composite of appropriate measures of costs established by the Secretary 
that eliminate the effect of geographic adjustments in payment rates, 
and take into account risk factors (such as socioeconomic and 
demographic characteristics, ethnicity, and health status of 
individuals) and other factors determined appropriate by the Secretary. 
Section 1848(r) of the Act specifies a series of steps and activities 
for the Secretary to undertake to involve physicians, practitioners, 
and other interested parties in enhancing the infrastructure for cost 
measurement, including for purposes of MIPS and Advanced APMs under 
section 1833(z) of the Act. Specifically, section 1848(r)(2)(H) of the 
Act provides that, not later than November 1 of each year (beginning 
with 2018), the Secretary shall, through rulemaking, make revisions to 
the operational lists of care episode and patient condition codes as 
the Secretary determines may be appropriate.
    We are proposing the following update to the cost performance 
category beginning with the CY 2027 performance period/2029 MIPS 
payment year:
     Update the operational list of care episode and patient 
condition groups and codes to reflect changes to service and diagnosis 
codes that define care episodes and patient condition groups, as 
identified through the annual maintenance of episode-based measures.
    For a description of the statutory authority for and existing 
policies pertaining to the cost performance category, we refer readers 
to Sec. Sec.  414.1350 and 414.1380(b)(2) and the CY 2017 Quality 
Payment Program final rule (81 FR 77162 through 77177), CY 2018 Quality 
Payment Program final rule (82 FR 53641 through 53648), CY 2019 PFS 
final rule (83 FR 59765 through 59776), CY 2020 PFS final rule (84 FR 
62959 through 62979), CY 2021 PFS final rule (85 FR 84877 through 
84881), CY 2022 PFS final rule (86 FR 65445 through 65461), CY 2023 PFS 
final rule (87 FR 70055 through 70057), CY 2024 PFS final rule (88 FR 
79339 through 79349), CY 2025 PFS final rule (89 FR 98390 through 
98408), and CY 2026 PFS final rule (90 FR 49859 through 49864).
    More details on the proposal in this section, which we invite 
comments on, are provided in section IV.A.4.d.(2)(b) through section 
IV.A.4.d.(2)(d) of this proposed rule.
(b) Selection of Cost Measures
    In accordance with our statutory authority as described in section 
IV.A.4.d.(2)(a) of this proposed rule and our regulation at Sec.  
414.1350(a), we specify cost measures for a performance period to 
assess the performance of MIPS eligible clinicians on the cost 
performance category.
    We consider adoption of cost measures to capture new clinical 
areas, which furthers our goals to transition from traditional MIPS to 
MVPs and expands the Medicare spending that is captured by the cost 
performance category assessment. MVPs require the inclusion of at least 
one cost measure, so adoption of cost measures for new clinical areas 
allows us to create new MVPs for clinical areas that do not yet have 
MVPs or to increase the amount of applicable cost measures in existing 
MVPs. Additionally, adopting cost measures that assess new clinical 
areas moves us closer towards the statutory goal of covering 50 percent 
of costs under Medicare Parts A and B, as specified under section 
1848(r)(2)(D)(i)(I) of the Act.
    In the CY 2022 PFS final rule (86 FR 65455 through 65459), we 
established common standards for potential episode-based measures to 
ensure consistency across episode-based measures being considered for 
potential use in MIPS. Specifically, the CY 2022 PFS final rule 
requires that any episode-based measure for the cost performance 
category include the following: (1) episode definition based on trigger 
codes that determine the patient cohort; (2) attribution; (3) service 
assignment; (4) exclusions; and (5) risk adjustment.
    Additionally, in the CY 2025 PFS final rule (89 FR 98405), we 
codified criteria that must be met for a cost measure to be removed 
from the MIPS cost measure inventory at Sec.  414.1350. Under the 
criteria, we may remove a cost measure from MIPS based on one or more 
of the following factors; provided, however, that we may retain a cost 
measure that meets one or more of the following factors if we determine 
the benefit of retaining the measure outweighs the benefit of removing 
it.
     It is not feasible to implement the measure 
specifications.
     A measure steward is no longer able to maintain the cost 
measure.
     The implementation costs or negative unintended 
consequences associated with a cost measure outweigh the benefit of its 
continued use in the MIPS cost performance category.
     The measure specifications do not reflect current clinical 
practice or guidelines.
     The availability of a more applicable measure, including a 
measure that applies across settings, applies across populations, or is 
more proximal in time to desired patient outcomes for the particular 
topic.
    We are not proposing to adopt any new measures for the CY 2027 
performance period/2029 MIPS payment year. We are also not proposing to 
remove any measures for the CY 2027 performance period/2029 MIPS 
payment year.
(c) Inventory of Cost Measures
    As discussed previously, we specify cost measures for a performance 
period to assess the performance of MIPS eligible clinicians on the 
cost performance category. There are currently 35 cost measures in the 
cost performance category for the CY 2026 performance period/2028 MIPS

[[Page 44163]]

payment year, comprising 33 episode-based measures covering a range of 
conditions and procedures and 2 population-based measures. Previously 
finalized MIPS cost measures can be found in the CY 2018 Quality 
Payment Program final rule (82 FR 53641 through 53648), CY 2019 PFS 
final rule (83 FR 59765 through 59776), CY 2020 PFS final rule (84 FR 
62959 through 62979), CY 2021 PFS final rule (85 FR 84877 through 
84881), CY 2022 PFS final rule (86 FR 65445 through 65461), CY 2023 PFS 
final rule (87 FR 70055 through 70057), CY 2024 PFS final rule (88 FR 
79339 through 79349), and CY 2025 PFS final rule (89 FR 98390 through 
98408). We refer readers to the CY 2026 PFS proposed rule (90 FR 32718 
through 32719) for more context on how we establish the inventory of 
cost measures, including the pre-rulemaking requirements.
    We are neither proposing any new MIPS cost measures nor proposing 
to remove any MIPS cost measures for the CY 2027 performance period/
2029 MIPS payment year. We are also not proposing substantive changes 
to any existing MIPS cost measures for the CY 2027 performance period/
2029 MIPS payment year.
(d) Proposal To Update the Operational List of Care Episode and Patient 
Condition Groups and Codes
    Generally, to calculate MIPS eligible clinicians' performance on 
cost measures, we use codes from claims data to identify and apply the 
applicable cost measure's specifications, which govern the attribution, 
scope, and calculation of the cost measure. We are proposing to revise 
the operational list of care episode and patient condition groups and 
codes to reflect coding changes that are identified during the annual 
measure maintenance of implemented cost measures. This section of this 
proposed rule provides context on the statutory requirements for care 
episode and patient condition groups and proposes changes to the 
operational list.
    Section 1848(r) of the Act specifies a series of steps and 
activities for the Secretary to undertake to involve physicians, 
practitioners, and other interested parties in enhancing the 
infrastructure for cost measurement, including for purposes of MIPS and 
Advanced APMs under section 1833(z) of the Act. Section 1848(r)(2) of 
the Act requires the development of care episode and patient condition 
groups, and classification codes for such groups, and provides for care 
episode and patient condition groups to account for a target of an 
estimated one-half of expenditures under Medicare Parts A and B (with 
this target increasing over time as appropriate). Sections 
1848(r)(2)(E) through (G) of the Act require the Secretary to post on 
the CMS website a draft list of care episode and patient condition 
groups and codes for solicitation of input from interested parties, and 
subsequently, post an operational list of such groups and codes. 
Section 1848(r)(2)(H) of the Act requires that not later than November 
1 of each year (beginning with 2018), the Secretary shall, through 
rulemaking, revise the operational list of care episode and patient 
condition codes as the Secretary determines may be appropriate, and 
that these revisions may be based on experience, new information 
developed under section 1848(n)(9)(A) of the Act, and input from 
physician specialty societies and other interested parties.
    For more information about past revisions to the operational list 
that we made as we developed, proposed, and finalized episode-based 
measures, we refer readers to the CY 2023 PFS final rule (87 FR 70056 
and 70057), CY 2024 PFS final rule (88 FR 79348), and CY 2025 PFS final 
rule (89 FR 98404). Prior operational lists are available at the QPP 
Cost Measure Information page at https://www.cms.gov/medicare/quality/value-based-programs/cost-measures/about.
    In accordance with section 1848(r)(2)(H) of the Act, we are 
proposing to revise the operational list beginning with the CY 2027 
performance period/2029 MIPS payment year to reflect changes to codes 
used to identify existing care episode and patient condition groups, 
based on new information gathered during annual maintenance of MIPS 
cost measures. We conduct annual maintenance for measures implemented 
in MIPS to ensure that the codes used for the measure specifications 
remain up to date. For example, we may update the service or diagnosis 
codes associated with a cost measure's specifications to retain the 
intent of the measure when these codes are changed in, added to, or 
deleted from the applicable code sets. During our annual maintenance 
review process for MIPS cost measures, we work with the measure 
developer to identify non-substantive changes to service and diagnosis 
codes that should be reflected in the operational list of care episode 
and patient condition groups so that, to the extent feasible, there is 
alignment between the operational list and measure specifications. More 
information on the annual maintenance process is available at the CMS 
Measures Management System (MMS) page at https://mmshub.cms.gov/measure-lifecycle/measure-use/maintenance/annual-update.
    Our proposed revisions to the operational list are available for 
review on our QPP Cost Measure Information page at https://www.cms.gov/medicare/quality/value-based-programs/cost-measures/about. We seek 
interested party feedback on the service and diagnosis codes used in 
MIPS care episode and patient condition groups to inform any non-
substantive changes to the operational list in tandem with CMS's annual 
maintenance efforts for the CY 2027 performance period/2029 MIPS 
payment year.
    We request public comment on this proposal.
(3) Improvement Activities Performance Category
(a) Background
    Section 1848(q)(2)(A)(iii) of the Act includes clinical practice 
improvement activities as a performance category under MIPS. We refer 
to this performance category as the improvement activities performance 
category. As required by section 1848(q)(2) and (5) of the Act, the 
four performance categories of MIPS are used in determining the MIPS 
final score for each MIPS eligible clinician. In general, MIPS eligible 
clinicians are evaluated under all four of the MIPS performance 
categories, including the improvement activities performance category.
    Section 1848(q)(2)(C)(v)(III) defines the term ``clinical practice 
improvement activities'' as activities that relevant eligible 
professional organizations and other relevant stakeholders identify as 
improving clinical practice or care delivery and that the Secretary 
determines, when effectively executed, is likely to result in improved 
outcomes.
    Section 1848(q)(2)(B)(iii) of the Act provides that, for the 
improvement activities category, the Secretary shall specify 
subcategories of clinical practice improvement activities, including at 
least six subcategories as specified in section 1848(q)(2)(B)(iii)(I) 
through (VI) of the Act. These statutorily enumerated subcategories 
are: (1) expanded practice access (such as same day appointments for 
urgent needs and afterhours access to clinician advice); (2) population 
management (such as monitoring health conditions of individuals to 
provide timely health care interventions or participation in a 
qualified clinical data registry); (3) care coordination (such as 
timely communication of test results, timely exchange of clinical 
information to patients and other providers, and use

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of remote monitoring or telehealth); (4) beneficiary engagement (such 
as the establishment of care plans for individuals with complex care 
needs, beneficiary self-management assessment and training, and using 
shared decision- making mechanisms); (5) patient safety and practice 
assessment (such as through use of clinical or surgical checklists and 
practice assessments related to maintaining certification); and (6) 
participation in an alternative payment model, as defined in section 
1833(z)(3)(C) of the Act (section 1848(q)(2)(B)(iii)(I) through (VI) of 
the Act).
    For previous discussions on the general background of the 
improvement activities performance category, we refer readers to the CY 
2017 Quality Payment Program final rule (81 FR 77177 and 77178), the CY 
2018 Quality Payment Program final rule (82 FR 53648 through 53661), 
the CY 2019 Physician Fee Schedule (PFS) final rule (83 FR 59776 and 
59777), the CY 2020 PFS final rule (84 FR 62980 through 62990), CY 2021 
PFS final rule (85 FR 84881 through 84886), the CY 2022 PFS final rule 
(86 FR 65462 through 65466), the CY 2023 PFS final rule (87 FR 70057 
through 70061), the CY 2024 PFS final rule (88 FR 79350 and 88 FR 
79351), CY 2025 PFS final rule (89 FR 98408 through 98413), and CY 2026 
PFS final rule (90 FR 49846 through 49868). We also refer readers to 
Sec.  414.1305 for the relevant definitions of improvement activities 
and attestation, Sec.  414.1320 for standards establishing the 
performance period, Sec.  414.1325 for the data submission 
requirements, Sec.  414.1355 for standards related to the improvement 
activity performance category generally, Sec.  414.1360 for data 
submission criteria for the improvement activity performance category, 
and Sec.  414.1380(b)(3) for improvement activities performance 
category scoring.
    We are proposing various updates to the Improvement Activities 
Inventory (the Inventory) beginning with the CY 2027 performance 
period/2029 MIPS payment year, as described further in section 
IV.A.4.d.(3)(b)(ii) of this proposed rule. First, we propose adding six 
new improvement activities in two performance categories: (1) Care 
Coordination and (2) Advancing Health and Wellness, our newest 
subcategory. Second, we propose modifying five existing improvement 
activities currently specified for the performance category. Third, we 
propose removing 11 improvement activities currently specified for the 
performance category.
(b) Improvement Activities Inventory
(i) Annual Call for Activities Background
    In the CY 2017 Quality Payment Program final rule (81 FR 77190), 
for the first year of MIPS, we implemented the initial Inventory 
consisting of approximately 95 activities (81 FR 77817 through 77831). 
We took several steps to ensure the Inventory was inclusive of 
activities aligned with statutory and program requirements. As part of 
this process, we conducted numerous interviews with high performing 
organizations of all sizes and conducted an environmental scan to 
identify existing models, activities, or measures that met all or part 
of the improvement activities performance category.
    Beginning with the CY 2018 performance period/2020 MIPS payment 
year (82 FR 53656 through 53659), we introduced an informal process for 
interested parties to submit new improvement activities or 
modifications for our consideration and potential inclusion in the 
comprehensive Inventory. In the CY 2018 Quality Payment Program final 
rule (82 FR 53656 through 53659), beginning with the CY 2019 
performance period/2021 MIPS payment year, we finalized a formal Annual 
Call for Activities process for the addition of possible new activities 
and for possible modifications to current activities in the Inventory. 
This process requires interested parties to submit a nomination form 
similar to the one we used for the CY 2018 performance period/2020 MIPS 
payment year (82 FR 53656 through 53659). In order to submit a request 
for a new activity or a modification to an existing activity, the 
interested party must submit a nomination form (OMB control # 0938-
1314) available at https://qpp.cms.gov/resources/resource-library 
during the Annual Call for Activities.
(ii) Proposals To Update the Improvement Activities Inventory
    In the CY 2018 Quality Payment Program final rule (82 FR 53660), we 
finalized that we would establish improvement activities through 
notice-and-comment rulemaking. For our previously finalized Improvement 
Activities Inventories, we refer readers to Table H in the CY 2017 
Quality Payment Program final rule (81 FR 77817) Appendix, Tables F and 
G in the CY 2018 Quality Payment Program final rule (82 FR 54175 
through 54229) Appendix, Tables A and B in the CY 2019 PFS final rule 
(83 FR 60286 through 60303) Appendix 2, Tables A, B, and C in the CY 
2020 PFS final rule (84 FR 63514 through 63538) Appendix 2, Tables A, 
B, and C in the CY 2021 PFS final rule (85 FR 85370 through 85377) 
Appendix 2, Tables A, B, and C in the CY 2022 PFS final rule (86 FR 
65969 through 65997) Appendix 2, Tables A, B, and C in the CY 2023 PFS 
final rule (87 FR 70633 through 70650) Appendix 2, Tables A, B, and C 
in the CY 2024 PFS final rule (88 FR 79965 and 88 FR 79977) Appendix 2, 
Tables A, B, and C in the CY 2025 PFS final rule (89 FR 98958 through 
98971) Appendix 2, and Tables A, B, and C in the CY 2026 PFS final rule 
(90 FR 50354 through 50369) Appendix 2. We also refer readers to the 
Quality Payment Program website at https://qpp.cms.gov/ and the Explore 
Measures and Activities tool at https://qpp.cms.gov/reporting-requirements/measures-activities/explore?tab=improvementActivities&py=2026 for a complete list of the 
current improvement activities.
(iii) Proposals To Adopt New Improvement Activities
    We propose adding six new improvement activities beginning with the 
CY 2027 performance period/2029 MIPS payment year. We propose that 
IA_CC_XX (Use of Data to Improve Practice Workflows) and IA_CC_XX 
(Understand and Improve Diagnostic Performance) be included in the Care 
Coordination subcategory. We propose that IA_AHW_XX (Systematic 
Screening and Intervention for Nutrition and other Health-Impacting, 
Non-Clinical Issues), IA_AHW_XX (Advance Care Planning Conversations to 
Support Patient Wellness and Care Preferences), IA_AHW_XX (Clinician 
Use of Artificial Intelligence (AI) to Improve Patient Care), and 
IA_AHW_XX (Lifestyle Approaches to Diabetes Remediation) would be 
included in the Advancing Health and Wellness subcategory.
    The first new improvement activity, IA_CC_XX, titled ``Use of Data 
to Improve Practice Workflows'', would allow MIPS-eligible clinicians 
to improve integration of evidence-based guidelines into care by 
developing and refining clinical pathways and workflows. If gaps are 
identified through data, clinicians would update and implement changes, 
monitor adoption and outcomes, and reassess performance regularly.
    The second new improvement activity, IA_CC_XX, titled ``Understand 
and Improve Diagnostic Performance'', supports clinicians in improving 
patient safety by reducing diagnostic safety events and 
miscommunication through standardized processes for tracking

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discrepancies, near-misses, and data accuracy. If issues are 
identified, teams would conduct root-cause analyses, implement 
corrective actions such as workflow changes or training, and monitor 
performance regularly to ensure improvement.
    The third new improvement activity, IA_AHW_XX, titled ``Systematic 
Screening and Intervention for Nutrition and other Health-Impacting, 
Non-Clinical Issues'', would allow MIPS-eligible clinicians to 
implement standardized screening tools for nutrition, housing, 
transportation, and financial strain within clinical workflows. If 
needs are identified, clinicians would initiate referrals to 
appropriate community resources, track follow-up and resolution, and 
reassess screening processes and outcomes regularly to improve 
effectiveness.The fourth new improvement activity, IA_AHW_XX, titled 
``Advance Care Planning Conversations to Support Patient Wellness and 
Care Preferences'', would allow MIPS-eligible clinicians to engage 
patients and caregivers in advance care planning and end-of-life 
discussions using structured communication tools while documenting 
goals of care, symptom management, and patient priorities. If care 
preferences or needs change, clinicians would update care preferences, 
coordinate across specialties, and reassess regularly to ensure 
alignment with the patient's goals and clinical status.
    The fifth new activity, IA_AHW_XX, titled ``Clinician Use of 
Artificial Intelligence (AI) to Improve Patient Care'', would allow 
MIPS-eligible clinicians to implement and participate in organizational 
initiatives that improve patient care through the responsible and 
transparent use of artificial intelligence (AI) in clinical and 
operational workflows. Clinicians would establish policies for 
evaluating and monitoring AI tools or participate in developing and 
refining AI-enabled resources, such as predictive analytics, clinical 
decision support, and risk-stratification models, to improve patient 
outcomes, care-team efficiency, and population health management. 
Examples may include using AI tools to summarize medical literature for 
clinical decision-making, assist with documentation (e.g., AI-generated 
notes with clinician review), support population health management by 
identifying care gaps, determine patient eligibility for clinical 
trials, or generate draft responses to patient questions for clinician 
review.
    The sixth new activity, IA_AHW_XX, titled ``Lifestyle Approaches to 
Diabetes Remediation'', engages clinicians in delivering structured, 
evidence-based lifestyle interventions for diabetes management, 
addressing nutrition, physical activity, sleep, stress, and behavior 
change through programs such as; Lifestyle Empowerment Approach for 
Diabetes Remission (LEADR) or the Diabetes Self-Management Education 
and Support (DSMES). Clinicians provide education and coaching, track 
patient progress, and adjust interventions as needed to improve health 
outcomes.
    See Table F-B1 in Appendix 2 for more information regarding each of 
these proposed new improvement activities.
    We are seeking public comments on our proposals to add each of 
these activities to the Inventory beginning with the CY 2027 
performance period/2029 MIPS payment year.
(iv) Proposals To Modify Existing Improvement Activities
    We are proposing to modify five existing improvement activities 
beginning with the CY 2027 performance period/2029 MIPS payment year. 
First, IA_BMH_4 ``Depression screening'', IA_CC_8 ``Implementation of 
documentation improvements for practice/process improvements'', IA_CC_9 
``Implementation of practices/processes for developing regular 
individual care plans'', and IA_PM_4 ``Glycemic management services'' 
will be combined with elements of similar improvement activities in the 
Inventory to make their descriptions more robust. IA_BMH_4, will be 
combined with elements from IA_BMH_5 ``Major depressive disorder (MDD) 
prevention and treatment interventions''. The proposed description 
modification involves clinicians using a coordinated, team-based 
approach to screen for depression, assess suicide risk, and provide 
evidence-based follow-up care, with ongoing monitoring and 
documentation to support safe, effective management of patients.
    IA_CC_8, will be combined with elements from IA_CC_10 ``Care 
transition documentation practice improvements'', IA_CC_11 ``Care 
transition standard operational improvements'', and IA_CC_12 ``Care 
coordination agreements that promote improvements in patient tracking 
across settings''. The proposed description modification promotes 
proactive, patient-centered care coordination across all settings by 
improving communication, tracking referrals and transitions, and 
documenting actions to ensure continuity, reduce fragmentation, and 
support better outcomes.
    IA_CC_9 will be combined with elements from IA_BE_15 ``Engagement 
of Patients, Family, and Caregivers in Developing a Plan of Care''. The 
proposed description modification highlights creating and regularly 
updating individualized care plans for at-risk patients in 
collaboration with the patient and their family or caregivers. It 
emphasizes aligning care with the patient's goals, priorities, and 
desired outcomes while ensuring clear communication and shared 
understanding.
    IA_PM_4, will be combined with elements from IA_PM_19 ``Glycemic 
Screening Services'' and IA_PM_20 ``Glycemic Referring Services''. The 
proposed description modification requires clinicians to attest to 
screening for abnormal blood glucose, referring eligible patients to 
prevention programs, and setting individualized glycemic goals that are 
regularly reassessed. Documentation must meet 60 percent in the first 
year and 75 percent thereafter, including patients treated for at least 
90 days.
    Second, IA_PSPA_16 ``Use decision support--ideally platform-
agnostic, interoperable clinical decision support (CDS) tools, 
including AI-enabled predictive decision-support interventions--and 
standardized treatment protocols to manage workflow on the care team to 
meet patient needs,'' would be modified to explicitly incorporate AI-
enabled decision support and strengthen oversight requirements, 
including monitoring, root cause analysis, and mitigation of AI-related 
risks. The proposed description modification specifies that MIPS-
eligible clinicians use interoperable, AI-enabled clinical decision 
support tools to guide care-team workflows and support evidence-based, 
patient-centered care, while also implementing safeguards for safe use, 
ongoing monitoring, and evaluation of tool performance and patient 
safety.
    See Table F-B2 in Appendix 2 for more information regarding each of 
these proposed modifications to existing improvement activities.
    We are seeking public comments on our proposals to modify each of 
these activities currently specified for the Inventory beginning with 
the CY 2027 performance period/2029 MIPS payment year.
(v) Proposals To Remove Existing Improvement Activities
    Additionally, we are proposing to remove eleven previously 
finalized improvement activities beginning with

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the CY 2027 performance period/2029 MIPS payment year: IA_BMH_5 ``MDD 
prevention and treatment interventions'', IA_CC_10 ``Care transition 
documentation practice improvements'', IA_CC_11 ``Care transition 
standard operational improvements'', IA_CC_12 ``Care coordination 
agreements that promote improvements in patient tracking across 
settings'', IA_PSPA_2 ``Participation in MOC Part IV'', IA_CC_16 
``Primary Care Physician and Behavioral Health Bilateral Electronic 
Exchange of Information for Shared Patients'', IA_BE_15 ``Engagement of 
Patients, Family, and Caregivers in Developing a Plan of Care'', 
IA_PM_19 ``Glycemic Screening Services'', IA_PM_20 ``Glycemic Referring 
Services'', IA_EPA_4 ``Additional improvements in access as a result of 
QIN/QIO TA'', and IA_PM_2 ``Anticoagulant management improvements''. We 
are proposing removal of these specific improvement activities in 
accordance with our activity removal policy set forth at Sec.  
414.1355(d). Specifically, we propose to remove each of these eleven 
improvement activities under Removal Factor(s) 1 or 7, which provides 
that we may remove an improvement activity if we determine it is 
duplicative of another activity (Sec.  414.1355(d)(1)) or the activity 
is obsolete (Sec.  414.1355(d)(7)).
    Our proposal to remove IA_BMH_5, IA_CC_10, IA_CC_11, IA_CC_12, 
IA_BE_15, IA_PM_19, and IA_PM_20 would align with Removal Factor 1, as 
these activities are similar to other improvement activities in the 
Inventory and can be considered duplicative. Additionally, our proposal 
to remove IA_PSPA_2, IA_CC_16, IA_EPA_4, and IA_PM_2 would align with 
Removal Factor 7, as the activities are no longer relevant or useful in 
current clinical practice or policy and can be considered obsolete. See 
Table F-B3 in Appendix 2 for more information regarding our proposals 
to remove each of these existing improvement activities.
    We are seeking public comments on our proposals to remove each of 
these activities from the improvement activities performance category 
beginning with the CY 2027 performance period/2029 MIPS payment year.
(4) MIPS Promoting Interoperability Performance Category
(a) Background
    Section 1848(q)(2)(A)(iv) of the Act includes the meaningful use of 
certified electronic health record (EHR) technology (CEHRT) as a 
performance category under MIPS. We refer to this performance category 
as the MIPS Promoting Interoperability performance category (formerly 
the advancing care information performance category).
    Section 1848(q)(2)(B)(iv) of the Act provides that the requirements 
established under section 1848(o)(2) of the Act for determining whether 
a MIPS eligible clinician is a meaningful EHR user also applies to our 
assessment of a MIPS eligible clinician's performance on measures and 
activities with respect to the MIPS Promoting Interoperability 
performance category. Section 1848(o)(2)(D) of the Act generally 
provides that the requirements for being a meaningful EHR user under 
section 1848(o)(2) continue to apply for purposes of MIPS.
    Under section 1848(o)(2)(A) of the Act, a MIPS eligible clinician 
must meet three requirements related to the meaningful use of CEHRT 
during a performance period for a MIPS payment year. Specifically, 
under section 1848(o)(2)(A) of the Act, the MIPS eligible clinician 
must: (1) Demonstrate to the satisfaction of the Secretary the use of 
CEHRT in a meaningful manner, which shall include the use of electronic 
prescribing as determined to be appropriate by the Secretary; (2) 
Demonstrate to the satisfaction of the Secretary that their CEHRT is 
connected in a manner that provides, in accordance with law and 
standards applicable to the exchange of information, for electronic 
exchange of health information to improve the quality of care, such as 
promoting care coordination, and demonstrates (through a process 
specified by the Secretary), that they have not knowingly and willfully 
taken action (such as to disable functionality) to limit or restrict 
the compatibility or interoperability of the CEHRT; and (3) Use CEHRT 
to submit information on clinical quality measures and such other 
measures as selected by the Secretary.
    For previously established policies regarding the MIPS Promoting 
Interoperability performance category, we refer readers to Sec. Sec.  
414.1305 (includes definitions pertaining to the MIPS Promoting 
Interoperability performance category), 414.1375 (MIPS Promoting 
Interoperability performance category provisions), and 414.1380(b)(4) 
(includes scoring provisions pertaining to the MIPS Promoting 
Interoperability performance category); and the CY 2017 Quality Payment 
Program final rule (81 FR 77199 through 77245), CY 2018 Quality Payment 
Program final rule (82 FR 53663 through 53688), CY 2019 PFS final rule 
(83 FR 59785 through 59820), CY 2020 PFS final rule (84 FR 62991 
through 63006), CY 2021 PFS final rule (85 FR 84886 through 84895), CY 
2022 PFS final rule (86 FR 65466 through 65490), CY 2023 PFS final rule 
(87 FR 70060 through 70087), CY 2024 PFS final rule (88 FR 79308 
through 79312 and 79351 through 79365), the 21st Century Cures Act: 
Establishment of Disincentives for Health Care Providers That Have 
Committed Information Blocking final rule (89 FR 54662 through 54718), 
CY 2025 PFS final rule (89 FR 98414 through 98427), and CY 2026 PFS 
final rule (90 FR 49868 through 49902).
    In this proposed rule, we are proposing to--
     Update the definition of CEHRT to align with ONC Health IT 
Certification Program proposed updates relevant to the MIPS Promoting 
Interoperability performance category;
     Remove the ONC Direct Review and ONC-Authorized 
Certification Bodies (ACB) Surveillance attestations;
     Remove the Security Risk Analysis measure;
     Add an Electronic Prior Authorization for Prescription 
Drugs measure; and
     Update the previously adopted Electronic Prior 
Authorization measure.
(b) Proposal To Modify the Definition of Certified Electronic Health 
Record Technology in the MIPS Promoting Interoperability Performance 
Category
(i) Background
    In accordance with Sec.  414.1375(b)(1), to earn a performance 
category score for the MIPS Promoting Interoperability performance 
category, a MIPS eligible clinician must be a meaningful EHR user for 
MIPS and use CEHRT during the performance period, as both terms are 
defined in Sec.  414.1305. In the CY 2025 PFS final rule, we discussed 
previously finalized modifications related to the CEHRT definition for 
the Quality Payment Program, including for the MIPS Promoting 
Interoperability performance category at Sec.  414.1305 (89 FR 98414 
and 98415). Currently, we define CEHRT, for purposes of MIPS, as EHR 
technology (which could include multiple technologies) certified under 
the Office of National Coordinator for Health Information Technology's 
(ONC) Health Information Technology (IT) Certification Program that 
meets the Base EHR definition at 45 CFR 170.102 and certified as 
meeting additional ONC health IT certification criteria as adopted and 
updated in 45 CFR 170.315 as enumerated in paragraph (2)(i) of the 
CEHRT definition at Sec.  414.1305, including as necessary to report on 
applicable measures specified for the MIPS Promoting Interoperability

[[Page 44167]]

performance category. In section IV.A.4.d.(4)(g)(iv) of this proposed 
rule, Table C-G 8 outlines the measures for the MIPS Promoting 
Interoperability performance category for the CY 2027 performance 
period/2029 MIPS payment year and the associated ONC health IT 
certification criteria set forth at 45 CFR 170.315 impacting the 
definition of CEHRT, as applicable as of the publication date of this 
proposed rule.
    In the Health Data, Technology, and Interoperability: ASTP/ONC 
Deregulatory Actions to Unleash Prosperity proposed rule (90 FR 60970) 
(HTI-5 proposed rule) published in the Federal Register on December 29, 
2025, ONC \377\ proposed a wide-ranging set of updates to the ONC 
Health IT Certification Program. The HTI-5 proposed rule focuses on 
deregulatory actions in 45 CFR part 170 (Health Information Technology 
Standards, Implementation Specifications, and Certification Criteria 
and Certification Programs for Health Information Technology) and 45 
CFR part 171 (Information Blocking). The HTI-5 proposed rule seeks to 
reduce burden, offer flexibility to developers and providers, and 
support innovation through the removal and revision of certain 
certification criteria and regulatory provisions. The following 
summarizes proposals in the HTI-5 proposed rule that are relevant to 
MIPS eligible clinicians.
---------------------------------------------------------------------------

    \377\ ASTP/ONC is now referred to as ONC, pursuant to a notice 
published in the Federal Register on April 1, 2026 (91 FR 16204). 
Although at the time of specific references noted herein, ONC was 
either referenced as ASTP/ONC or as ONC; for clarity, all references 
in this proposed rule are noted as ONC.
---------------------------------------------------------------------------

    In the HTI-5 proposed rule, ONC identified 34 certification 
criteria for removal and 7 certification criteria for revision. ONC 
stated that removing or revising these criteria would reduce burden and 
costs for health IT developers and clinicians, partly due to the 
decreased necessity to maintain ongoing conformance with certification 
requirements (90 FR 60973).
    Table C-G 1 of this proposed rule summarizes the potential impacts 
the proposed removal and revisions of the ONC health IT certification 
criteria may have on MIPS eligible clinicians reporting the MIPS 
Promoting Interoperability performance category. Table C-G 1 of this 
proposed rule describes how the criteria subject to HTI-5 proposals are 
incorporated into the definition of CEHRT in Sec.  414.1305. In 
addition to the ONC health IT certification criteria included in the 
definition of CEHRT in Sec.  414.1305, the definition includes EHR 
technology certified under the ONC Health IT Certification Program that 
meets the Base EHR definition at 45 CFR 170.102 and technology 
certified to the health IT criteria necessary to report on applicable 
measures specified for the MIPS Promoting Interoperability performance 
category.
BILLING CODE 4169-69-P

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[GRAPHIC] [TIFF OMITTED] TP16JY26.102

BILLING CODE 4169-69-C
    Proposed changes in the HTI-5 proposed rule would affect ONC health 
IT certification criteria included in the definition of CEHRT in 42 CFR 
414.1305, which applies to the MIPS Promoting Interoperability 
performance category in several ways. First, several ONC proposals 
either revise or remove certain ONC Health IT Certification Program 
certification criteria included within the Base EHR definition at 45 
CFR 170.102, which is incorporated into the definition of CEHRT at 
Sec.  414.1305. Removal of these criteria from the ONC Health IT 
Certification Program and the Base EHR definition would therefore 
remove the requirement that a MIPS eligible clinician must use CEHRT 
that includes health IT certified to the removed criteria Specifically, 
ONC proposed to remove the following ONC health IT certification 
criteria from the Base EHR definition at:, 45 CFR 170.315(a)(14)--
``implantable device list'' (90 FR 60983), 45 CFR 170.315(h)(1)--
``transport methods and

[[Page 44169]]

other protocols--direct project'' (90 FR 60998), and 45 CFR 
170.315(h)(2)--``transport methods and other protocols--Direct Project, 
Edge Protocol, and XDR/XDM'' (90 FR 60999). ONC also proposed to revise 
the following criteria referenced in the Base EHR definition: 45 CFR 
170.315(b)(1)--``transitions of care'' (90 FR 60984), 45 CFR 
170.315(a)(5)--``patient demographics and observations'' (90 FR 60981 
through 60982) and 45 CFR 170.315(b)(11)--``decision support 
interventions'' (90 FR 60986 through 60987).
    Also, ONC proposed to remove the following five ONC health IT 
certification criteria specified in the text of the definition of CEHRT 
at Sec.  414.1305. Specifically, ONC proposed to remove: 45 CFR 
170.315(a)(12)--``family health history,'' 45 CFR 170.315(e)(3)--
``patient health information capture,'' 45 CFR 170.315(g)(1)--
``automated numerator recording,'' 45 CFR 170.315(g)(2)--``automated 
measure calculation,'' and 45 CFR 170.315(c)(4)--``clinical quality 
measures--filter'' (90 FR 60982, 60991, 60994, 60995, and 60988, 
respectively). Also, ONC proposed to revise 45 CFR 170.315(c)(3)--
``clinical quality measures--report'' (90 FR 60988). Such ONC health IT 
certification criteria are discussed further in section 
IV.A.4.d.(4)(b)(ii) of this proposed rule.
    In addition, ONC proposed to remove and/or revise other ONC health 
IT certification criteria that directly support certain MIPS Promoting 
Interoperability performance category measures. For example, ONC 
proposed to revise the ``transitions of care'' criterion in 45 CFR 
170.315(b)(1), which supports the Support Electronic Referral Loops by 
Sending Health Information and Support Electronic Referral Loops by 
Receiving and Reconciling Health Information measures and remove the 
``clinical information reconciliation and incorporation'' criterion in 
45 CFR 170.315(b)(2), which supports the Support Electronic Referral 
Loops by Receiving and Reconciling Health Information measure (90 FR 
60984). In addition, of the four ONC health IT certification criteria 
that are identified as supporting the Provide Patients Electronic 
Access to Their Health Information measure: 45 CFR 170.315(e)(1), 45 
CFR 170.315(g)(7), 45 CFR 170.315(g)(9), and 45 CFR 170.315(g)(10), 
three are impacted by the proposals in the HTI-5 proposed rule. ONC 
proposed to revise 45 CFR 170.315(e)(1) (90 FR 60990 through 60991) and 
remove 45 CFR 170.315(g)(7) and 45 CFR 170.315(g)(9) (90 FR 60998). 
MIPS eligible clinicians would only need to implement the remaining 
heath IT certification criteria identified for the Provide Patients 
Electronic Access to Their Health Information measure (the revised 45 
CFR 170.315(e)(1) and unaltered 45 CFR 170.315(g)(10)), if ONC 
finalizes such proposals. Similarly, for the Support Electronic 
Referral Loops by Sending Health Information and Support Electronic 
Referral Loops by Receiving and Reconciling Health Information 
measures, MIPS eligible clinicians would only need to implement the 
remaining ONC health IT certification criteria if applicable ONC health 
IT certification criteria proposed for removal are finalized as 
proposed in the HTI-5 proposed rule. In section IV.A.4.d.(4)(g)(iv) of 
this proposed rule, Table C-G 8 contains a complete list of the MIPS 
Promoting Interoperability performance category measures, and the 
applicable ONC health IT certification criteria, including the impact 
to individual ONC health IT certification criteria if the proposals in 
the HTI-5 proposed rule are finalized.
    Regarding the Public Health Registry Reporting measure, ONC has 
proposed to remove both ONC health IT certification criteria that 
support the measure: 45 CFR 170.315(f)(4)--``transmission to cancer 
registries'' and 45 CFR 170.315(f)(7)--``transmission to public health 
agencies--health care surveys'' (90 FR 60992 and 60994). If the 
proposed removal of the ONC health IT certification criteria is 
finalized as proposed in the HTI-5 proposed rule, there would be no 
specific ONC health IT certification criteria identified for this 
measure. Consistent with existing policy, a MIPS eligible clinician 
would still be able to use any available data exchange standard 
specified in 45 CFR part 170 subpart B to meet the measure. For 
example, the transmission could be in the form of a Consolidated 
Clinical Document Architecture (C-CDA) as adopted in 45 CFR 
170.205(a)(4), or Quality Reporting Document Architecture (QRDA) as 
adopted in 45 CFR 170.205(h)(2).
    Regarding the Electronic Case Reporting measure, ONC proposed to 
revise the following health IT criterion that supports the measure: at 
45 CFR 170.315(f)(5)--``transmission to public health agencies--
electronic case reporting'' (90 FR 60992 through 60993). This proposal 
would update the ONC health IT certification criterion to focus on 
functional, rather than standards-based requirements. While ONC's 
proposal, if finalized, would revise the requirements for health IT 
products certified to this health IT criterion, MIPS eligible 
clinicians would continue to need to use health IT certified to this 
criterion to report the Electronic Case Reporting measure.
    Also, we note that ONC proposed to remove certain ONC health IT 
certification criteria such as 45 CFR 170.315(g)(3)--``safety-enhanced 
design,'' 45 CFR 170.315(g)(4)--``quality management system,'' (90 FR 
60995 through 60997), and a series of criteria related to privacy and 
security functionality in 45 CFR 170.315(d)(1)-(13) (90 FR 60989 and 
60990), most of which are included in the Health IT Module 
certification requirements at 45 CFR 170.550. Such ONC health IT 
certification criteria represent capabilities commonly found in 
certified health IT products used by MIPS eligible clinicians. 
Furthermore, we note that the proposed removal of such health IT 
criteria from the ONC Health IT Certification Program would not affect 
a MIPS eligible clinician's obligation to ensure the privacy and safety 
of patient electronic health information under the Health Insurance 
Portability and Accountability Act of 1996 and other applicable laws. 
We refer readers to Table C-G 8 in section IV.A.4.d.(4)(g)(iv) of this 
proposed rule for a complete list of ONC health IT certification 
criteria that support each MIPS Promoting Interoperability performance 
category measure, including ONC health IT certification criteria ONC 
proposed to remove and/or revise. In most cases, the ONC health IT 
certification criteria that support measure reporting would remain part 
of the ONC Health IT Certification Program. For additional information 
regarding ONC's proposals in the HTI-5 proposed rule, we refer readers 
to the HTI-5 proposed rule (90 FR 60970).
(ii) Proposal To Modify the Definition of Certified Electronic Health 
Record Technology in the MIPS Promoting Interoperability Performance 
Category
    Beginning with the CY 2019 performance period and subsequent 
performance periods, the definition of CEHRT for the MIPS Promoting 
Interoperability performance category in Sec.  414.1305 requires the 
use of EHR technology certified under the ONC Health IT Certification 
Program that meets the 2015 Edition Base EHR definition or subsequent 
Base EHR definition (as defined at 45 CFR 170.102) and has been 
certified to specific ONC health IT certification criteria as adopted 
and updated in 45 CFR 170.315. In paragraph (2)(i) of the definition of 
CEHRT, the definition further specifies that EHR technology must be 
certified to criteria for ``family health history'' (45 CFR 
170.315(a)(12)) and ``patient health information

[[Page 44170]]

capture'' (45 CFR 170.315(e)(3)). In paragraph (2)(ii) of the 
definition of CEHRT, the definition specifies that EHR technology must 
be certified to ONC health IT certification criteria that are necessary 
to report on applicable objectives and measures specified for the MIPS 
Promoting Interoperability performance category. Paragraph (2)(ii)(A) 
of the definition of CEHRT includes the applicable measure calculation 
certification criteria at 45 CFR 170.315(g)(1) or (2) for all ONC 
health IT certification criteria that support an objective with a 
percentage-based measure. Paragraph (2)(ii)(B) includes clinical 
quality measure certification criteria that support the calculation and 
reporting of clinical quality measures at 45 CFR 170.315(c)(2) and 
(c)(3)(i) and (ii) and optionally (c)(4).
    We are proposing to amend the definition of CEHRT (specified as 
``Certified electronic health record technology (CEHRT)'') in Sec.  
414.1305, by modifying paragraphs (2)(i), (2)(ii)(A), and (2)(ii)(B) to 
align with the applicable ONC proposals to remove and revise certain 
ONC health IT certification criteria as proposed in the HTI-5 proposed 
rule. Specifically, we are proposing to remove references to the 
following ONC health IT certification criteria for the CY 2027 
performance period/2029 MIPS payment year:
     ``family health history''--45 CFR 170.315(a)(12);
     ``patient health information capture''--45 CFR 
170.315(e)(3);
     ``automated numerator recording''--45 CFR 170.315(g)(1);
     ``automated measure calculation''--45 CFR 170.315(g)(2); 
and
     ``clinical quality measures--filter''--45 CFR 
170.315(c)(4).
    If the ONC proposals to remove such ONC health IT certification 
criteria are finalized as proposed, the ONC health IT certification 
criteria at 45 CFR 170.315(a)(12), 45 CFR 170.315(e)(3), 45 CFR 
170.315(g)(1), and 45 CFR 170.315(g)(2) would no longer be required and 
ONC health IT certification criteria at 45 CFR 170.315(c)(4) would no 
longer be included as an optional criterion to meet the definition of 
CEHRT, effective January 1, 2027. As part of this proposed modification 
to the definition of CEHRT, we would also specify a limited timeframe, 
from CY 2019 through CY 2026, for the following ONC health IT 
certification criteria to be included in the CEHRT definition; ``family 
health history'' (45 CFR 170.315(a)(12)), ``patient health information 
capture'' (45 CFR 170.315(e)(3)), ``automated numerator recording'' (45 
CFR 170.315(g)(1)), ``automated measure calculation'' (45 CFR 
170.315(g)(2), and ``clinical quality measures'' (45 CFR 
170.315(c)(4)). Additionally, as part of the proposed modification to 
the definition of CEHRT, we would modify the reference to the 
``clinical quality measures--report'' (45 CFR 170.315(c)(3)) ONC health 
IT certification criterion from ``(c)(3)(i) and (ii)'' to (c)(3), which 
would align with the proposed revisions in the HTI-5 proposed rule to 
modify (c)(3) to include the provision of (c)(3)(i), and remove 
subparagraphs (c)(3)(i) and (c)(3)(ii). Lastly, we are proposing to 
amend the definition of CEHRT in Sec.  414.1305 by modifying paragraphs 
2(i), (2)(i)(A), and (2)(i)(B).
    While the proposal is consistent with the proposals in the HTI-5 
proposed rule (90 FR 60970), we note that our proposal is not 
contingent upon the final actions that ONC will make regarding their 
proposals to remove and revise ONC health IT certification criteria as 
proposed in the HTI-5 proposed rule.
    We believe that the longstanding presence of the ONC health IT 
certification criteria for ``family health history'' at 45 CFR 
170.315(a)(12) and ``patient health information capture'' at 45 CFR 
170.315(e)(3) in the ONC Health IT Certification Program (adopted in 
2015 at 80 FR 62602 and 80 FR 62624 respectively) and their 
incorporation into the MIPS Promoting Interoperability performance 
category requirements means functionality reflected in such ONC health 
IT certification criteria is likely to be fully embedded in certified 
health IT and is widely available for use by MIPS eligible clinicians. 
Further, ONC anticipates that health IT developers will continue to 
retain such capabilities in their Health IT Modules despite the absence 
of ONC health IT certification criteria for such functionalities (90 FR 
60982 and 60991). Such ONC health IT certification criteria are not 
identified as supporting any specific measures within the MIPS 
Promoting Interoperability performance category and as a result, we do 
not anticipate any modifications to the measure specifications due to 
the removal of these criteria from the definition.
    If the ONC health IT certification criteria needed for measure 
calculation (``automated numerator recording'' and ``automated measure 
calculation'' ONC health IT certification criteria in 45 CFR 
170.315(g)(1) and 45 CFR 170.315(g)(2)) is finalized for removal, then 
EHR technology used by MIPS eligible clinicians would not need to be 
certified to such two ONC health IT certification criteria in order to 
meet the requirement for MIPS eligible clinicians to use CEHRT; 
however, we anticipate that health IT developers seeking to support 
customers participating in the MIPS Promoting Interoperability 
performance category will continue to support the functionality of 
these criteria by reporting of numerators and denominators for certain 
MIPS Promoting Interoperability performance category measures, 
including the e-Prescribing measure and Provide Patients Electronic 
Access to Their Health Information measure. Removing the requirements 
for ONC health IT certification criteria at 45 CFR 170.315(g)(1) and 45 
CFR 170.315(g)(2) from the definition of CEHRT in Sec.  414.1305 would 
reduce administrative burden for health IT developers associated with 
testing and certifying to such functionality without impacting 
reporting requirements for the MIPS Promoting Interoperability 
performance category.
    Additionally, for the optional ONC health IT certification 
criterion pertaining to ``clinical quality measures--filter'' in 45 CFR 
170.315(c)(4), we do not believe that this criterion is a meaningful 
addition to the CEHRT definition for health care providers. The 
optional designation for this ONC health IT certification criterion has 
led to limited uptake while health care providers and health IT 
developers have indicated that this functionality is available in EHRs 
without relying on a regulatory requirement. Also, ONC has stated that 
it anticipates that health IT systems will continue to retain the 
clinical quality measure filtering functionality despite the absence of 
the ONC health IT certification criterion for such functionality (90 FR 
60988).
    In summary, we are proposing to amend the definition of CEHRT, 
specified as ``Certified electronic health record technology (CEHRT)'' 
in Sec.  414.1305, by modifying paragraphs (2)(i), (2)(i)(A), and 
(2)(i)(B). Specifically--
     In paragraph (2)(i), we are proposing to remove for CY 
2027 and subsequent years, the certification criteria for ``family 
health history'' (as adopted and updated at 45 CFR 170.315(a)(12)) and 
``patient health information capture'' (as adopted and updated at 45 
CFR 170.315(e)(3));
     In paragraph (2)(ii)(A), we are proposing to remove for CY 
2027 and subsequent years, the ONC health IT certification criteria for 
``automated numerator recording'' (as adopted and updated at 45 CFR 
170.315(g)(1)) and ``automated measure calculation'' (as

[[Page 44171]]

adopted and updated at 45 CFR 170.315(g)(2)); and
     In paragraph (2)(ii)(B), we are proposing to remove for CY 
2027 and subsequent years, the ONC health IT certification criterion 
for ``clinical quality measures--filter'' (as adopted and updated at 45 
CFR 170.315(c)(4)).
    The revised text would read as follows:
    ``Certified electronic health record technology (CEHRT) [. . .]
    (2) For 2019 and subsequent years, EHR technology (which could 
include multiple technologies) certified under the ONC Health IT 
Certification Program that meets the 2015 Edition Base EHR definition, 
or subsequent Base EHR definition (as defined at 45 CFR 170.102) and 
has been certified to the ONC health IT certification criteria, as 
adopted and updated in 45 CFR 170.315--
    (i) For CY 2019 through CY 2026, at 45 CFR 170.315(a)(12) (family 
health history) and 45 CFR 170.315(e)(3) (patient health information 
capture); and
    (ii) Necessary to report on applicable objectives and measures 
specified for MIPS including the following:
    (A) For CY 2019 through CY 2026, the applicable measure calculation 
certification criterion at 45 CFR 170.315(g)(1) or (2) for all 
certification criteria that support a meaningful use objective with a 
percentage-based measure.
    (B) Clinical quality measure certification criteria that support 
the calculation and reporting of clinical quality measures at 45 CFR 
170.315(c)(2) and (c)(3), and for CY 2019 through CY 2026, optionally 
(c)(4), and can be electronically accepted by CMS.''
    The proposed modifications would be effective January 1, 2027, 
which aligns with the effective date of ONC's proposal to remove such 
ONC health IT certification criteria from the Code of Federal 
Regulations as proposed in the HTI-5 proposed rule. If our proposed 
modifications are finalized, a MIPS eligible clinician's EHR technology 
would no longer be required to meet the ONC health IT certification 
criteria at 45 CFR 170.315(a)(12), (e)(3), (g)(1), or (g)(2), the ONC 
health IT certification criteria at 45 CFR 170.315(c)(4) would no 
longer be included as optional in paragraph (2)(ii)(B), and paragraph 
(2)(ii)(B) would reference the entirety of the certification criterion 
at 45 CFR 170.315(c)(3) in the definition of CEHRT at 42 CFR 414.1305. 
All other remaining ONC health IT certification criteria included in 
the definition of CEHRT would continue to be a requirement for a MIPS 
eligible clinician's EHR technology. We note that there is a similar 
proposal to remove certain ONC health IT certification criteria from 
the definition of CEHRT for the Medicare Promoting Interoperability 
Program for eligible hospitals and critical access hospitals (CAHs) in 
the ``Medicare Program; Hospital Inpatient Prospective Payment Systems 
for Acute Care Hospitals (IPPS) and the Long-Term Care Hospital 
Prospective Payment System and Policy Changes and Fiscal Year (FY) 2027 
Rates; Requirements for Quality Programs; and Other Policy Changes'' 
(FY 2027 IPPS/LTCH PPS) proposed rule (91 FR 19620 through 19621).
    We request public comment on this proposal.
(c) Proposal To Remove ONC Direct Review and ONC-Authorized 
Certification Bodies (ACB) Surveillance Attestations
(i) Background
    In the CY 2017 Quality Payment Program final rule, we finalized 
policies to support MIPS eligible clinicians in ONC health IT 
surveillance and direct review activities through requiring two 
attestations, specifically, the ONC Direct Review attestation and the 
ONC-Authorized Certification Bodies (ACB) Surveillance attestation (81 
FR 77019 through 77027). The purpose of ONC surveillance and direct 
review is to provide greater assurance that health IT meets 
certification requirements not only in a controlled testing 
environment, but also when used by health care providers in actual 
production environments (80 FR 62707). When such attestations were 
finalized as requirements for the MIPS Promoting Interoperability 
performance category (formerly the advancing care information 
performance category) in the CY 2017 Quality Payment Program final 
rule, we intended for the attestations to complement and strengthen 
recent updates to ONC's ability to perform surveillance and direct 
review activities.
    Specifically, in October 2015, ONC finalized the 2015 Edition 
Health Information Technology (Health IT) Certification Criteria, 2015 
Edition Base Electronic Health Record (EHR) Definition, and ONC Health 
IT Certification Program Modifications final rule, which added 
requirements for ONC-ACBs to conduct more frequent and more rigorous 
surveillance of certified technology and capabilities in the field (80 
FR 62707). Additionally, in October 2016, ONC published the ONC Health 
IT Certification Program: Enhanced Oversight and Accountability final 
rule, which established regulatory processes to facilitate ONC's direct 
review and evaluation of the performance of certified health IT in 
certain circumstances (81 FR 72406). In the CY 2017 Quality Payment 
Program final rule, we determined that surveillance and direct review 
activities provided greater assurance to health care providers that 
their certified EHR technology would perform in a manner that meets 
their expectations, but that such surveillance and direct review would 
not be effective unless health care providers cooperated with such 
activities, including by granting access to and assisting ONC-ACBs and 
ONC to observe the performance of production systems (81 FR 77020).
    In Sec.  414.1375(b)(3)(i)(A), we require an attestation that 
acknowledges the requirement to cooperate in good faith with ONC direct 
review of his or her health IT certified under the ONC Health IT 
Certification Program if a request to assist in ONC direct review is 
received. A MIPS eligible clinician must attest that he or she, if 
requested, cooperated in good faith with ONC direct review of his or 
her health IT certified under the ONC Health IT Certification Program 
as authorized by 45 CFR part 170, subpart E, to the extent that such 
technology meets (or can be used to meet) the definition of CEHRT, 
including by permitting timely access to such technology and 
demonstrating its capabilities as implemented and used by the MIPS 
eligible clinician in the field. Also, we specified at Sec.  
414.1375(b)(3)(i)(B) an optional attestation that acknowledges the 
option to cooperate in good faith with ONC-ACB surveillance of his or 
her health IT certified under the ONC Health IT Certification Program 
if a request to assist in ONC-ACB surveillance is received. A MIPS 
eligible clinician may attest that he or she, if requested, cooperated 
in good faith with ONC-ACB surveillance of his or her health IT 
certified under the ONC Health IT Certification Program as authorized 
by 45 CFR part 170, subpart E, to the extent that such technology meets 
(or can be used to meet) the definition of CEHRT, including by 
permitting timely access to such technology and demonstrating its 
capabilities as implemented and used by the MIPS eligible clinician in 
the field.
    The ONC Direct Review attestation is a required element of the MIPS 
Promoting Interoperability performance category. Submitting a ``Yes'' 
response is the only means to fulfill the requirement of the 
attestation. If a MIPS eligible clinician submits a ``No'' response or 
does not submit any

[[Page 44172]]

attestation for the ONC Direct Review attestation, the MIPS eligible 
clinician will receive a score of zero for the MIPS Promoting 
Interoperability performance category. The ONC-ACB Surveillance 
attestation is optional. A MIPS eligible clinician can submit a ``Yes'' 
or ``No'' response or not submit any attestation for the ONC-ACB 
Surveillance attestation. No scenario for the ONC-ACB Surveillance 
attestation would impact a MIPS eligible clinician's score for the MIPS 
Promoting Interoperability performance category. Scoring implications 
for the proposal to remove the ONC Direct Review and ONC-ACB 
Surveillance attestations are discussed in section 
IV.A.4.d.(4)(g)(ii)(A) of this proposed rule.
(ii) Proposal To Remove the ONC Direct Review and ONC-ACB Surveillance 
Attestations Beginning With the CY 2026 Performance Period/2028 MIPS 
Payment Year
    We are proposing to remove the required ONC Direct Review 
attestation and the optional ONC-ACB Surveillance attestation in Sec.  
414.1375(b)(3)(i)(A) and (B), respectively, beginning with the CY 2026 
performance period/2028 MIPS payment year to reduce administrative 
burden. For the CY 2026 performance period, MIPS eligible clinicians 
would not be reporting on such attestations until the applicable 
submission period, which starts on January 1, 2027. Because these two 
attestations are reported during the applicable submission period, we 
have determined that it would be feasible for CMS to implement and 
operationalize these modifications to the MIPS Promoting 
Interoperability performance category requirements prior to the start 
of the submission period associated with the CY 2026 performance 
period. We continue to recognize the importance of ONC direct review 
and ONC-ACB surveillance activities and consider such mechanisms 
important for mitigating issues with health IT products that may pose 
serious risks to public health or safety, and we continue to 
collaborate with ONC to support the ONC Health IT Certification 
Program. As stated in the CY 2017 Quality Payment Program final rule 
(81 FR 77020), efforts to strengthen surveillance and direct review of 
certified health IT are critical to the success of HHS programs and 
initiatives that require the use of certified health IT to improve 
health care quality and the efficient delivery of care. We do not 
anticipate that the commitment from ONC and the ONC-ACBs toward such 
goals will change.
    While ONC-ACB surveillance and ONC direct review activities remain 
important to being a user of certified health IT, we no longer consider 
the administrative step of attesting to cooperating and/or 
participating in such activities to be necessary. Since 2016 (1 year 
prior to the enactment of MACRA, in which the MIPS Promoting 
Interoperability performance category replaced the Medicare EHR 
Incentive Program for eligible professionals), the ONC-ACB surveillance 
and ONC direct review activities and processes have become known to 
MIPS eligible clinicians and as a result, the value of participation 
has become evident without dependence on an ongoing need to conduct 
annual attestations. Therefore, the administrative burden associated 
with such attestations outweighs their value compared to when they were 
originally adopted.
    The proposal to remove the ONC Direct Review attestation and ONC-
ACB Surveillance attestation aligns with the goals of reducing 
administrative burden while simultaneously focusing on high-value, 
outcome-oriented measures. Specifically, the removal of such 
attestations from the MIPS Promoting Interoperability performance 
category requirements provides an opportunity to reduce the number of 
discrete manual steps and reporting fields required for successful 
adherence to reporting requirements without diminishing the integrity 
or central goals of the MIPS Promoting Interoperability performance 
category. Although we are proposing to remove such attestations, we 
strongly encourage MIPS eligible clinicians to continue participating 
in the surveillance and direct review processes when assistance is 
requested by ONC or an ONC-ACB. CMS will continue to support 
surveillance and direct review activities as appropriate.
    We are proposing to amend Sec.  414.1375(b)(3)(i) by modifying the 
requirements to include a specific allotted timeframe (CY 2017 
performance period/2019 MIPS payment year through CY 2025 performance 
period/2027 MIPS payment year) for requiring the reporting of 
attestations pertaining to the ONC Direct Review attestation and ONC-
ACB Surveillance attestation. Specifically, we are proposing to amend 
Sec.  414.1375(b)(3)(i) as follows: ``Supporting providers with the 
performance of CEHRT (SPPC). To engage in activities related to 
supporting providers with the performance of CEHRT beginning with the 
2019 MIPS payment year through the 2027 MIPS payment year, the MIPS 
eligible clinician--. . .'' We are proposing to remove the required ONC 
Direct Review attestation and the optional ONC-ACB Surveillance 
attestation beginning with the CY 2026 performance period/2028 MIPS 
payment year to reduce burden. If the proposal to remove the ONC Direct 
Review attestation and ONC-ACB Surveillance attestation is finalized as 
proposed, for the CY 2026 performance period/2028 MIPS payment year, 
MIPS eligible clinicians would not, in the case of the ONC Direct 
Review attestation, be required to report on such attestation, and in 
the case of the ONC-ACB Surveillance attestation, have the option of 
reporting on such attestation during the applicable submission period 
(January 1, 2027 through March 1, 2027). The proposed removal of such 
attestations would not affect a MIPS eligible clinician's score for the 
MIPS Promoting Interoperability performance category for the CY 2026 
performance period/2028 MIPS payment year, respectively. We note that 
the proposals to remove the ONC Direct Review attestation and optional 
ONC-ACB Surveillance attestation align with the same proposals for the 
Medicare Promoting Interoperability Program as proposed in the FY 2027 
IPPS/LTCH PPS proposed rule (91 FR 19621).
    We refer readers to Tables C-G 2, C-G 3, and C-G 6 in sections 
IV.A.4.d.(4)(g)(i) and IV.A.4.d.(4)(g)(ii)(D) of this proposed rule for 
information regarding the reporting requirements and scoring 
methodology of the MIPS Promoting Interoperability performance category 
for the CY 2026 performance period/2028 MIPS payment year, if the 
proposal to remove the ONC Direct Review attestation and ONC-ACB 
Surveillance attestation is finalized as proposed. We note that if the 
proposal is finalized as proposed, the CY 2025 performance period/2027 
MIPS payment year would be the last performance period/MIPS payment 
year in which the ONC Direct Review attestation and ONC-ACB 
Surveillance attestation would be included under the MIPS Promoting 
Interoperability performance category.
    We request public comment on these proposals.
(d) Proposal To Remove Security Risk Analysis Measure
(i) Background
    The HIPAA Security Rule \378\ (45 CFR part 160 and subparts A and C 
of part

[[Page 44173]]

164) contains, among other things, the administrative safeguards that 
covered entities and business associates (45 CFR 164.308) must 
implement, such as the standard and implementation specifications for 
security management processes. Among such safeguards are implementation 
specifications that require covered entities and business associates to 
conduct an accurate and thorough assessment of the potential risks and 
vulnerabilities to the confidentiality, integrity, and availability of 
electronic protected health information (ePHI) held by the covered 
entity or business associate (45 CFR 164.308(a)(1)(ii)(A)). Safeguards 
also include implementing security measures sufficient to reduce risks 
and vulnerabilities to a reasonable and appropriate level to comply 
with the general requirements of the HIPAA Security Rule at 45 CFR 
164.306(a).
---------------------------------------------------------------------------

    \378\ On January 6, 2025, the U.S. Department of Health and 
Human Services published the HIPAA Security Rule to Strengthen the 
Cybersecurity of Electronic Protected Health Information proposed 
rule (90 FR 898). The proposed rule has not been finalized as of the 
publication of this proposed rule.
---------------------------------------------------------------------------

    Ensuring the privacy and security of ePHI is essential for 
demonstrating meaningful use of CEHRT (90 FR 49871). Since 2010, we 
adopted and maintained the Security Risk Analysis measure based on the 
HIPAA Security Rule risk analysis requirement in 45 CFR 
164.308(a)(1)(ii)(A) for the Medicare EHR Incentive Program for 
Eligible Professionals,\379\ the predecessor to the MIPS Promoting 
Interoperability performance category.\380\ In the CY 2017 Quality 
Payment Program final rule (81 FR 77219 through 77220), we adopted the 
Protect Patient Health Information objective for the MIPS Promoting 
Interoperability performance category and included the Security Risk 
Analysis measure within this objective. We subsequently modified this 
measure in the CY 2019 PFS final rule (83 FR 59790) and the CY 2026 PFS 
final rule (90 FR 49871 through 49874).
---------------------------------------------------------------------------

    \379\ Medicare and Medicaid Programs: Electronic Health Record 
Incentive Program final rule (75 FR 44368 and 44369); established at 
42 CFR 495.6(d)(15)(ii).
    \380\ Section 101(b) of the Medicare Access and CHIP 
Reauthorization Act of 2015 (MACRA) sunset the Medicare EHR 
Incentive Program for Eligible Professionals, set forth at section 
1848(o) of the Act. As discussed previously, section 1848(o)(2) of 
the Act has been incorporated into the MIPS Promoting 
Interoperability performance category's requirements via section 
1848(q)(2)(B)(iv) of the Act. See CY 2017 Quality Payment Program 
final rule (81 FR 77018 and 77019) for more information regarding 
the sunsetting of the Medicare EHR Incentive Program for Eligible 
Professionals.
---------------------------------------------------------------------------

    As described in the CY 2026 PFS final rule, the MIPS Promoting 
Interoperability Security Risk Analysis measure requires MIPS eligible 
clinicians to attest ``Yes'' to having conducted security risk 
management and attest ``Yes'' to having conducted or reviewed a 
security risk analysis as required by the HIPAA Security Rule (90 FR 
49870 through 49874). The scoring implications associated with the 
proposal to remove the Security Risk Analysis measure are discussed in 
section IV.A.4.d.(4)(g)(ii)(B) of this proposed rule.
(ii) Proposal To Remove the Security Risk Analysis Measure Beginning 
With the CY 2027 Performance Period/2029 MIPS Payment Year
    We are proposing to remove the Security Risk Analysis measure 
beginning with the CY 2027 performance period/2029 MIPS payment year to 
reduce reporting burden. The HIPAA Security Rule (45 CFR part 160 and 
subparts A and C of part 164) contains, among other requirements, the 
administrative safeguards that covered entities and business associates 
(45 CFR 164.308) must implement, such as the standard and 
implementation specifications for security risk analysis and risk 
management processes. The administrative safeguards also require 
implementation of security measures sufficient to reduce risks and 
vulnerabilities to a reasonable and appropriate level to comply with 
the general requirements of the HIPAA Security Rule at 45 CFR 164.306.
    Given that MIPS eligible clinicians are covered entities under the 
HIPAA Security Rule and the requirements of the Security Risk Analysis 
measure derive from the HIPAA Security Rule requirements, removal of 
the Security Risk Analysis measure will not weaken any cybersecurity 
requirements for MIPS eligible clinicians. When the Security Risk 
Analysis measure was adopted in the CY 2017 Quality Payment Program 
final rule, we determined that requiring an attestation regarding HIPAA 
Security Rule requirements promoted awareness of these requirements 
among MIPS eligible clinicians (81 FR 77219 through 77220).
    However, we have considered the ongoing applicability of the 
measure given its longstanding presence in the MIPS Promoting 
Interoperability performance category and the established awareness of 
HIPAA Security Rule requirements among MIPS eligible clinicians. In 
assessing whether it remains appropriate to maintain the Security Risk 
Analysis measure from the MIPS Promoting Interoperability performance 
category, we considered the extent to which the measure continues to 
advance its goals relative to the costs associated with its continued 
use. We believe these costs include not only the burden associated with 
reporting the requisite attestations, but also the costs associated 
with administering and maintaining the measure within the program. 
These costs may include but are not limited to the following: clinician 
burden associated with information collection and submission; clinician 
burden associated with complying with overlapping programmatic and 
regulatory requirements, including the HIPAA Security Rule; and CMS 
resources associated with oversight, maintenance, education, and 
operational support for the measure. In the case of the Security Risk 
Analysis measure, because the underlying security risk analysis and 
risk management activities are already required under the HIPAA 
Security Rule, we believe it may be unnecessarily costly and of limited 
incremental benefit to retain this measure where its continued 
inclusion no longer meaningfully advances the objectives of the MIPS 
Promoting Interoperability performance category beyond the separate 
regulatory requirements that already apply. For these reasons, we 
believe removal of the Security Risk Analysis measure at this time 
would balance the goals of reducing unnecessary administrative burden, 
maintaining a parsimonious and meaningful measure set, and preserving 
the focus of the MIPS Promoting Interoperability performance category 
on high-value measures that more directly support program objectives.
    This proposal aligns with our goals of reducing administrative 
burden while simultaneously focusing on high-value, outcome-oriented 
measures. Specifically, the removal of the Security Risk Analysis 
measure from the MIPS Promoting Interoperability performance category 
provides an opportunity to reduce the number of discrete manual steps 
and reporting fields required for successful adherence to reporting 
requirements without diminishing the integrity or central goals of the 
MIPS Promoting Interoperability performance category. Although we are 
proposing to remove the Security Risk Analysis measure, we remind MIPS 
eligible clinicians to continue to conduct security risk analysis and 
security risk management to safeguard ePHI as required under the HIPAA 
Security Rule. We anticipate that MIPS eligible clinicians will 
continue to conduct security risk analysis and security risk management 
activities to comply with the requirements pertaining to the security 
of data created and maintained

[[Page 44174]]

by CEHRT in accordance with the HIPAA Security Rule.
    Retirement of the Security Risk Analysis measure from the MIPS 
Promoting Interoperability performance category beginning with the CY 
2027 performance period/2029 MIPS payment year would reduce burden by 
removing the attestation requirement and supporting a more parsimonious 
and outcomes-oriented measure set. Specifically, we propose in Sec.  
414.1375(b)(2)(ii)(A) to specify a limited timeframe, through the 2028 
MIPS payment year for which a MIPS eligible clinician would be required 
to report that they completed the actions included in the Security Risk 
Analysis measure during the year in which the performance period 
occurs.
    We refer readers to Tables C-G 2, C-G 4, C-G 6 and C-G 8 in 
sections IV.A.4.d.(4)(g)(i), IV.A.4.d.(4)(g)(ii)(D), and 
IV.A.4.d.(4)(g)(iv) of this proposed rule for more information 
regarding the reporting requirements and scoring methodology of the 
MIPS Promoting Interoperability performance category starting with the 
CY 2027 performance period/2029 MIPS payment year, which is contingent 
upon the finalization of the proposal to remove the Security Risk 
Analysis measure.
    We request public comment on this proposal.
(e) Proposal To Adopt a New Electronic Prior Authorization for 
Prescription Drugs Measure Beginning With the CY 2028 Performance 
Period/2030 MIPS Payment Year
(i) Background
    Under section 1848(o)(2)(A) of the Act, the MIPS Promoting 
Interoperability performance category assesses whether MIPS eligible 
clinicians use CEHRT in a meaningful manner. By statute, such 
demonstration includes the use of electronic prescribing as determined 
to be appropriate by the Secretary. The MIPS Promoting Interoperability 
performance category has therefore included measures related to 
electronic prescribing since its inception (75 FR 44337; and 81 FR 
77229 through 77237). Separately from the MIPS Promoting 
Interoperability performance category, we have also advanced the 
adoption of electronic prescribing through authority under section 
1860D-4(e) of the Act, which requires that prescriptions for covered 
Medicare Part D drugs transmitted electronically comply with a uniform 
transaction standard specified by CMS. Under the same authority under 
section 1860D-4(e) of the Act, we also generally require that Schedule 
II, III, IV, and V controlled substances under Medicare Part D and 
Medicare Advantage prescription drug plans be prescribed electronically 
in accordance with an electronic prescription drug program. That 
required standard includes transactions for the electronic prior 
authorization of Part D-covered drugs prescribed to Part D-eligible 
individuals (85 FR 86827 through 86832 and 89 FR 51242 through 51247).
    Historically, the ONC Health IT Certification Program and the Part 
D Program have maintained complementary policies of aligning ONC health 
IT certification criteria and associated standards related to 
electronic prescribing, medication history, and electronic prior 
authorization for prescriptions (89 FR 51257). In successive rules 
supporting the ONC Health IT Certification Program, ONC has adopted the 
National Council for Prescription Drugs Program (NCPDP) SCRIPT standard 
as the required exchange standard for the electronic prescribing 
certification criterion at 45 CFR 170.315(b)(3). In the ``Medicare 
Program; Medicare Prescription Drug Benefit Program; Health Information 
Technology Standards and Implementation Specifications'' final rule (89 
FR 51242 through 51247), the Part D Program finalized at Sec.  
423.160(b)(1) the requirement that Part D sponsors, prescribers and 
dispensers, when electronically transmitting prescriptions and 
prescription-related information for covered Part D drugs for Part D 
eligible individuals, must comply with the standard in 45 CFR 
170.205(b). Taken in conjunction with the standards and expiration date 
adopted by ONC in the same rule (89 FR 51258 through 51259), Sec.  
423.160(b)(1) will require Part D sponsors, prescribers and dispensers 
to use NCPDP SCRIPT standard version 2023011, which ONC adopted at 45 
CFR 170.205(b)(2), beginning January 1, 2028, and expire NCPDP SCRIPT 
standard version 2017071, which ONC previously adopted at 45 CFR 
170.205(b)(1) as of January 1, 2028. The NCPDP SCRIPT standard version 
2023011 includes enhancements to support electronic prescribing and 
transmission of prescription-related and electronic prior authorization 
information.
    On April 14, 2026, the ``Medicare and Medicaid Programs; Patient 
Protection and Affordable Care Act; Interoperability Standards and 
Prior Authorization for Drugs for Medicare Advantage Organizations, 
Medicaid Managed Care Plans, State Medicaid Agencies, Children's Health 
Insurance Program (CHIP) Agencies and CHIP Managed Care Entities, and 
Issuers of Qualified Health Plans on the Federally-Facilitated 
Exchanges'' (2026 CMS Interoperability Standards and Prior 
Authorization for Drugs) proposed rule was published and introduced 
proposals that require Medicare Advantage organizations, state Medicaid 
and CHIP FFS programs, Medicaid managed care plans, CHIP managed care 
entities, and Qualified Health Plans offered on the Federally-
facilitated Exchanges (collectively ``impacted payers'') to support 
certain exchange standards for the electronic prior authorization of 
prescription drugs (91 FR 19890). We proposed that, beginning on 
October 1, 2027, impacted payers be required to support electronic 
prior authorization for all drugs that require prior authorization. Two 
separate sets of standards were proposed for payers to facilitate 
electronic prior authorization for drugs: three NCPDP standards (NCPDP 
SCRIPT Standard(copyright), NCPDP Formulary and Benefit 
(F&B) Standard(copyright), and NCPDP Real-Time Prescription 
Benefit (RTPB) Standard(copyright)) for prescription drugs 
covered under a pharmacy benefit; and six Fast Healthcare 
Interoperability Resources[supreg] (FHIR[supreg]) standards including 
the HL7 FHIR Da Vinci--Coverage Requirements Discovery (CRD) 
Implementation Guide (IG), the HL7 FHIR Da Vinci--Documentation 
Templates and Rules (DTR) IG, the HL7 FHIR Da Vinci--Prior 
Authorization Support (PAS) IG) for prescription drugs covered under a 
medical benefit.
    Concurrent with other CMS efforts to promote standards adoption in 
electronic prior authorization, the MIPS Promoting Interoperability 
performance category has placed increasing emphasis on prior 
authorization through its adoption of the Electronic Prior 
Authorization measure (89 FR 8909) as established in the ``Medicare and 
Medicaid Programs; Patient Protection and Affordable Care Act; 
Advancing Interoperability and Improving Prior Authorization Processes 
for Medicare Advantage Organizations, Medicaid Managed Care Plans, 
State Medicaid Agencies, Children's Health Insurance Program (CHIP) 
Agencies and CHIP Managed Care Entities, Issuers of Qualified Health 
Plans on the Federally-Facilitated Exchanges, Merit-Based Incentive 
Payment System (MIPS) Eligible Clinicians, and Eligible Hospitals and 
Critical Access Hospitals in the Medicare Promoting Interoperability 
Program'' (2024 CMS Interoperability and Prior Authorization) final 
rule. The Electronic Prior Authorization measure assesses

[[Page 44175]]

MIPS eligible clinicians on the use of a Prior Authorization 
application programming interface (API) to request prior authorization 
for medical items and services. However, the measure does not assess 
the use of electronic prior authorization for prescription drugs, in 
part because the Prior Authorization API requirements finalized in the 
2024 CMS Interoperability and Prior Authorization final rule excluded 
prescription drugs (89 FR 8918).
(ii) Proposal To Adopt Electronic Prior Authorization for Prescription 
Drugs Measure
    Across the healthcare industry, a majority of prior authorizations 
for prescription drugs covered under a pharmacy benefit remain a 
separate manual process outside of the EHR workflow, not connected to 
e-prescribing, and could cause major points of friction and delay in 
the prescribing and prior authorization workflow. In 2023, 
approximately 38 percent of prescription drug prior authorizations were 
fully electronic and 15 percent were fully manual, indicating 
continuing capacity for improvement in the domain.\381\ This current 
level of adoption of electronic prior authorization for prescription 
drugs contributes to a reliance on payer portals and manual processes, 
including processes based on phone, or fax, which are entirely outside 
the EHR and that may delay patients' access to needed medications, 
increase administrative complexity for clinicians and staff, and 
undermine the efficiency and clinical value of electronic prescribing. 
As more payers support standardized electronic prior authorization, we 
have determined that measuring the use of prior authorization for 
prescription drugs would be a valuable addition to our assessment of 
meaningful use of CEHRT under the MIPS Promoting Interoperability 
performance category. Standards-based electronic prior authorization 
should improve timeliness and transparency of medication access by 
facilitating document-gathering and tracking of prior authorization 
status within clinician EHR workflows to support care coordination and 
help close the prescriber-to-dispenser loop. Thus, we believe that 
incorporating electronic prior authorization for prescription drugs is 
an appropriate aspect of demonstrating meaningful use of CEHRT by MIPS 
eligible clinicians.
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    \381\ For more information, see: https://www.caqh.org/hubfs/Issue%20Briefs/CAQH_Insights_NCPDP_SCRIPT_Issue_Brief.pdf.
---------------------------------------------------------------------------

    Action in this area is further supported by longstanding efforts to 
promote standards adoption for prescription-related transactions under 
the Part D Program and the ONC Health IT Certification Program. As 
previously noted, CMS and ONC have maintained complementary policies 
aligning electronic prescribing and prescription-related standards at 
42 CFR 423.160(b)(1) for Part D transactions and 45 CFR 170.315(b)(3) 
for the ONC Health IT Certification Program. Health IT developers also 
have experience with the underlying transaction standards because of 
their use in Part D transactions. Therefore, we believe that MIPS 
eligible clinicians and their health IT vendors have a foundation to 
implement the functionality for a new measure we are proposing in this 
proposed rule, the Electronic Prior Authorization for Prescription 
Drugs measure.
    We are proposing to adopt a new measure, Electronic Prior 
Authorization for Prescription Drugs, for the MIPS Promoting 
Interoperability performance category beginning with the CY 2028 
performance period/2030 MIPS payment year. We intend for the new 
Electronic Prior Authorization for Prescription Drugs measure to be 
included in the Health Information Exchange objective for the MIPS 
Promoting Interoperability performance category to emphasize the role 
of prior authorization in promoting care coordination and collocate the 
new measure in the same objective as the previously adopted Electronic 
Prior Authorization measure. The new Electronic Prior Authorization for 
Prescription Drugs measure aims to assess a MIPS eligible clinician's 
utilization of standards-based electronic prior authorization. We are 
proposing the specifications of the Electronic Prior Authorization for 
Prescription Drugs measure to be as follows:
     Measure Description: For at least one prescription drug 
ordered by the MIPS eligible clinician during the performance period 
for which prior authorization is required, the prior authorization is 
requested electronically using CEHRT.
     Reporting Requirements: ``Yes''/``No'' response.
     Exclusion: Any MIPS eligible clinician who--
    ++ Does not prescribe drugs that require prior authorization during 
the applicable performance period;
    ++ Only prescribes drugs requiring prior authorization where the 
payer does not support the specified electronic prior authorization 
standard during the applicable performance period; or
    ++ Prescribes fewer than 100 permissible prescription drugs during 
the performance period.
    We note that the last exclusion matches an exclusion in the 
Electronic Prescribing measure. For this exclusion, ``permissible 
prescriptions'' means all drugs that meet the current definition of a 
prescription as ordered by a MIPS eligible clinician to dispense a drug 
that would not be dispensed without such order. ``Permissible 
prescriptions'' may include electronic prescriptions of controlled 
substances where creation of an electronic prescription for the 
medication is feasible using CEHRT and where allowable by state and 
local law. Additionally, for purposes of this exclusion, permissible 
prescriptions include any prescription, not only those requiring prior 
authorization. To successfully report this measure, MIPS eligible 
clinicians must submit a ``Yes'' response, in which they are 
affirmatively attesting to having requested prior authorization 
electronically using CEHRT for at least one prescription drug ordered 
by the MIPS eligible clinician during the performance period or (if 
applicable) claim an exclusion. We expect that once a MIPS eligible 
clinician has the capability of requesting prior authorization 
electronically, that MIPS eligible clinician would do so more 
frequently, though we are not proposing to measure frequency of use at 
this time with this initial version of the measure. The new measure 
would apply to prescription drugs covered under a pharmacy benefit, as 
functionally defined by whether prior authorization can be requested 
for the drug can be authorized using the NCPDP SCRIPT standard.
    The proposal to use CEHRT for this measure would require use of 
health IT certified to the ONC health IT certification criteria at 45 
CFR 170.315(b)(3)--``Electronic prescribing'' and at 45 CFR 
170.315(b)(4)--``Real-time prescription benefit'' to support any 
electronic prior authorization requests used to satisfy this measure. 
Use of both ``electronic prescribing'' and ``real-time prescription 
benefit'' certification criteria ensures that MIPS eligible clinicians 
use standards-based capabilities within their health IT systems to 
successfully complete the measure. Beginning January 1, 2028, the 
specified standards within the certification criteria in 45 CFR 
170.315(b)(3) and 45 CFR 170.315(b)(4) would be the same versions of 
the NCPDP SCRIPT Standard and NCPDP

[[Page 44176]]

RTPB Standard, respectively, required for Medicare Part D sponsors and 
proposed to be required for other impacted payers in the 2026 CMS 
Interoperability Standards and Prior Authorization for Drugs proposed 
rule (91 FR 19925 through 19927). For purposes of the proposed new 
Electronic Prior Authorization for Prescription Drugs measure, 
``requested electronically'' means initiating and submitting an 
electronic prior authorization request from within CEHRT using health 
IT certified under 45 CFR 170.315(b)(3) and 45 CFR 170.315(b)(4). Using 
health IT certified to the ``real-time prescription benefit'' criterion 
in 45 CFR 170.315(b)(4) allows a MIPS eligible clinician to ascertain 
the patient-specific out-of-pocket cost of a prescription drug, the 
cost of suitable alternatives, compare prescription costs at different 
pharmacies, and learn whether prior authorization for a specific 
prescription drug is required.
    The 2026 CMS Interoperability Standards and Prior Authorization for 
Drugs proposed rule also proposed that impacted payers support the 
NCPDP F&B standard (91 FR 19926). We are not including this standard as 
part of required CEHRT for this measure at this juncture. However, we 
believe that the NCPDP F&B standard complements the NCPDP SCRIPT and 
RTPB standards certification criteria for Health IT Modules in 45 CFR 
170.315(b)(3) and 45 CFR 170.315(b)(4), respectively, and we encourage 
MIPS eligible clinicians to use the F&B standard functions within their 
EHRs as part of an electronic prior authorization workflow as well.
    We note that adoption of the new Electronic Prior Authorization for 
Prescription Drugs measure is not contingent upon the finalization of 
the proposals in the 2026 CMS Interoperability Standards and Prior 
Authorization for Drugs proposed rule. We note the proposed new 
Electronic Prior Authorization for Prescription Drugs measure includes 
an exclusion for cases in which no applicable payer supports the 
specified electronic prior authorization standard.
    Electronic prior authorization requests for prescription drugs 
covered under a pharmacy benefit, which would leverage the NCPDP SCRIPT 
Standard and NCPDP RTPB Standard, are often for those prescription 
drugs dispensed at a retail pharmacy. We recognize that other 
prescription drugs may be covered under a medical benefit and are 
usually administered or dispensed by a medical provider in a health 
care setting. Those drugs covered under a medical benefit generally use 
FHIR-based electronic prior authorization processes, such as those 
supported by the Da Vinci CRD, DTR, and PAS implementation guides 
finalized under ONC health IT certification criteria, and therefore are 
not in scope for the proposed new Electronic Prior Authorization for 
Prescription Drugs measure. A MIPS eligible clinician that only needs 
prior authorization for prescription drugs covered under a medical 
benefit and not a pharmacy benefit would be eligible to claim an 
exclusion for not ordering an applicable prescription drug during the 
performance period.
    For purposes of the new Electronic Prior Authorization for 
Prescription Drugs measure, ``one prescription drug ordered by the MIPS 
eligible clinician'' includes a new prescription and, where applicable, 
a prescription renewal or refill request that generates a prior 
authorization requirement at the time of prescribing. A prescription 
drug ``for which prior authorization is required'' is one for which the 
applicable payer rules indicate a prior authorization requirement at 
the point of prescribing for the patient and plan. We believe the NCPDP 
F&B Standard would help inform MIPS eligible clinicians when a prior 
authorization is required or not, even if not a mandate of the 
Electronic Prior Authorization for Prescription Drugs measure. We 
recognize that coverage for certain prescription drugs may fall under 
either the pharmacy or medical benefit and we will continue to consider 
future policies to reduce workflow fragmentation across prior 
authorization approaches. In section IV.A.4.d.(4)(f)(vii) of this 
proposed rule, we request public comment on the potential to expand the 
scope of the Electronic Prior Authorization to include prescription 
drugs covered under a medical benefit.
    We are proposing that the Electronic Prior Authorization for 
Prescription Drugs measure would require an attestation of ``Yes'' or 
``No'' response from a MIPS eligible clinician. Starting with the CY 
2028 performance period/2030 MIPS payment year and subsequent years for 
MIPS eligible clinicians, a MIPS eligible clinician would be required 
to submit a ``Yes'' response for the measure or claim an applicable 
exclusion in order to earn a score for the MIPS Promoting 
Interoperability performance category. If a MIPS eligible clinician 
submits a ``No'' response, fails to submit any attestation, or does not 
claim an applicable exclusion for the Electronic Prior Authorization 
for Prescription Drugs measure, the MIPS eligible clinician would 
receive a score of zero for the MIPS Promoting Interoperability 
performance category (weighted at 25 percent of the MIPS final score), 
and would not be considered a meaningful EHR user for purposes of the 
MIPS Promoting Interoperability performance category for an applicable 
performance period. We refer readers to Tables C-G 2, C-G 5, C-G 6, and 
C-G 8 in sections IV.A.4.d.(4)(g)(i), IV.A.4.d.(4)(g)(ii)(D), and 
IV.A.4.d.(4)(g)(iv) of this proposed rule for information regarding the 
reporting requirements and scoring methodology of the MIPS Promoting 
Interoperability performance category, which is contingent upon the 
finalization of the proposal to adopt the new Electronic Prior 
Authorization for Prescription Drugs measure.
    We propose that this measure would initially require an attestation 
of a ``Yes'' or ``No'' response to allow MIPS eligible clinicians to 
gain familiarity with electronic prior authorization for prescription 
drugs and measure reporting. We anticipate a future conversion of the 
Electronic Prior Authorization for Prescription Drugs measure to 
numerator/denominator reporting once standardized data capture and 
reporting have further progressed. We would monitor the measure's 
feasibility and consider updates, including volume-based thresholds or 
rate-based scoring, to ensure the measure reflects meaningful use at 
scale.
    We request public comment on these proposals.
(f) Proposal To Modify the Electronic Prior Authorization Measure
(i) Background
    In the 2024 CMS Interoperability and Prior Authorization final rule 
(89 FR 8909 through 8927), we adopted the Electronic Prior 
Authorization measure under the Health Information Exchange objective 
in the MIPS Promoting Interoperability performance category. We 
finalized that MIPS eligible clinicians would be required to attest to 
the Electronic Prior Authorization measure beginning with the CY 2027 
performance period/2029 MIPS payment year (89 FR 8910); and 
subsequently, once the measure would become effective as a required 
measure in the MIPS Promoting Interoperability performance category, 
MIPS eligible clinicians would be required to satisfactorily report on 
the measure (and meet the other reporting requirements) in order to 
earn a score for the MIPS Promoting Interoperability performance 
category. For purposes of the Electronic Prior Authorization measure, a 
prior authorization request would need to be made using a Prior 
Authorization API using data from CEHRT to submit a

[[Page 44177]]

``Yes'' response for the measure, unless a MIPS eligible clinician 
claims an applicable exclusion. We finalized the following measure 
description for the Electronic Prior Authorization measure (89 FR 
8916):
    For at least one medical item or service (excluding drugs) ordered 
by the MIPS eligible clinician during the performance period, the prior 
authorization is requested electronically from a Prior Authorization 
API using data from CEHRT.
    Exclusions: Any MIPS eligible clinician who:
    (1) Does not order any medical items or services (excluding drugs) 
requiring prior authorization during the applicable performance period; 
or
    (2) Only orders medical items or services (excluding drugs) 
requiring prior authorization from a payer that does not offer an API 
that meets CMS's Prior Authorization API requirements during the 
applicable performance period.
    In addition to becoming a required measure beginning with the CY 
2027 performance period/2029 MIPS payment year, we finalized that the 
Electronic Prior Authorization measure would not be scored (that is, 
not assigned points for successful completion) for the CY 2027 
performance period/2029 MIPS payment year. For the MIPS Promoting 
Interoperability performance category, satisfactory performance on the 
Electronic Prior Authorization measure can be demonstrated only by 
submitting a ``Yes'' response to affirmatively attest to the measure or 
by claiming an applicable exclusion. MIPS eligible clinicians who 
submit a ``No'' response, fail to submit any attestation response, or 
do not claim an applicable exclusion for the Electronic Prior 
Authorization measure will receive a score of zero for the MIPS 
Promoting Interoperability performance category (weighted at 25 percent 
of the MIPS final score), and will not be considered a meaningful EHR 
user for purposes of the MIPS Promoting Interoperability performance 
category for the applicable performance period (89 FR 8911).
    The 2024 CMS Interoperability and Prior Authorization final rule 
also finalized that Medicare Advantage plans, state Medicaid Fee-for-
service (FFS) programs, state Children's Health Insurance Program 
(CHIP) FFS programs, Medicaid managed care plans, CHIP managed care 
entities, and Qualified Health Plans (QHP) issuers on the Federally-
Facilitated Exchange (collectively referred to as ``impacted payers'') 
must implement and maintain a Prior Authorization API beginning in CY 
2027. The compliance date is January 1, 2027, for MA organizations and 
state Medicaid and CHIP FFS programs; by the first rating period 
beginning on or after January 1, 2027 for Medicaid managed care plans 
and CHIP managed care entities; and for plan years beginning on or 
after January 1, 2027, for individual market QHP issuers on the FFEs 
(89 FR 8759 through 8760). In that rule, we recommended, rather than 
required, specific FHIR Implementation Guides (IGs) to support the APIs 
(89 FR 8937).
    In the Health Data, Technology, and Interoperability: Electronic 
Prescribing, Real-Time Prescription Benefit and Electronic Prior 
Authorization final rule (HTI-4 final rule), which was published as 
part of the FY 2026 IPPS/LTCH PPS final rule (90 FR 37164 through 
37182), ONC finalized three ONC health IT certification criteria for 
electronic prior authorization:
     ``Provider prior authorization API--coverage requirements 
discovery'' in 45 CFR 170.315(g)(31);
     ``Provider prior authorization API--documentation 
templates and rules'' in 45 CFR 170.315(g)(32); and
     ``Provider prior authorization API--prior authorization 
support'' in 45 CFR 170.315(g)(33).
    These certification criteria are based on three IGs developed by 
the HL7 Da Vinci project which ONC adopted in the HTI-4 final rule 
\382\ at 45 CFR 170.215(j)(1), (2), and (3)--
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    \382\ In the 2026 CMS Interoperability Standards and Prior 
Authorization for Drugs proposed rule, ONC has proposed updated 
versions of such Implementation Guides (91 FR 19910 and 19911).
---------------------------------------------------------------------------

     HL7[supreg] FHIR[supreg] Da Vinci--Coverage Requirements 
Discovery (CRD) IG;
     HL7 FHIR Da Vinci--Documentation Templates and Rules (DTR) 
IG; and
     HL7 FHIR Da Vinci--Prior Authorization Support (PAS) IG.
    Together, these ONC health IT certification criteria can enable 
electronic prior authorization for healthcare providers. We refer 
readers to the HTI-4 final rule (90 FR 37162 through 37175) for more 
information regarding ONC's finalized certification criteria at 45 CFR 
170.315(g)(31) through (33) and section XI.B.4.b. of the HTI-4 final 
rule (90 FR 36541 through 36542) for a summary of all ONC finalized 
policies.
    In the 2026 CMS Interoperability Standards and Prior Authorization 
for Drugs proposed rule, we proposed to require impacted payers to 
implement and maintain Prior Authorization APIs that conform to the 
CRD, DTR, and PAS IGs adopted by ONC on behalf of the Secretary at 45 
CFR 170.215(j)(1), (2), and (3). We proposed compliance dates for 
impacted payers to conform to the proposed standards and IGs beginning 
October 1, 2027 (however, impacted payers must still implement Prior 
Authorization APIs beginning in CY 2027). Finally, in section II.J.6 of 
the 2026 CMS Interoperability Standards and Prior Authorization for 
Drugs proposed rule (91 FR 20002), ONC proposed to adopt updated 
versions of the CRD, DTR, and PAS IGs. If finalized, these proposed 
updated versions will enable payers and health IT developers to 
implement Prior Authorization APIs and Health IT Modules conforming to 
the finalized ONC health IT certification criteria at 45 CFR 
170.315(g)(31), (32), and (33) to utilize the latest versions of these 
specifications.
    The 2026 CMS Interoperability Standards and Prior Authorization for 
Drugs proposed rule includes proposals for impacted payers to implement 
and maintain Prior Authorization APIs using the CRD, DTR, and PAS IGs. 
Those proposals, along with the provisions ONC finalized in the HTI-4 
final rule to adopt the CRD, DTR, and PAS IGs and establish electronic 
prior authorization certification criteria for health IT developers, 
collectively support the Electronic Prior Authorization measure for 
MIPS eligible clinicians and advance interoperability by applying 
consistent standards across HHS programs. We refer readers to the 2026 
CMS Interoperability Standards and Prior Authorization for Drugs 
proposed rule and the HTI-4 final rule (90 FR 37169) for more 
information regarding the three ONC health IT certification criteria to 
support electronic prior authorization at 45 CFR 170.315(g)(31), (32), 
and (33).
(ii) Proposal To Modify the Electronic Prior Authorization Measure for 
the CY 2027 Performance Period/2029 MIPS Payment Year
    We are proposing to amend the Electronic Prior Authorization 
measure for the CY 2027 performance period/2029 MIPS payment year by 
modifying the measure description.
    Specifically, the new measure description would be: For at least 
one medical item or service (excluding drugs) ordered by the MIPS 
eligible clinician during the performance period, the prior 
authorization is requested electronically through a Prior Authorization 
API using CEHRT.
    For the proposed modification to the measure description, we are 
amending the phrase from ``using data from CEHRT'' to ``using CEHRT'' 
to clarify that MIPS eligible clinicians must use certified Health IT 
modules where

[[Page 44178]]

necessary to support the electronic prior authorization processes 
specified in this measure. When we adopted the Electronic Prior 
Authorization measure, we did not identify specific ONC health IT 
certification criteria required to complete the actions specified in 
the measure (89 FR 8910 through 8915). We stated that gathering 
structured data from CEHRT would be achievable without additional 
certification criteria (89 FR 8925) that had not been proposed or 
finalized at the time of the 2024 CMS Interoperability and Prior 
Authorization final rule. The proposed update to the measure 
description to require that a prior authorization be requested 
electronically ``using CEHRT'' is consistent with the availability of 
certified Health IT Modules that must be used to complete the action 
specified in the Electronic Prior Authorization measure. At this 
juncture, we are not proposing to modify the exclusion criteria that 
were finalized when we adopted the Electronic Prior Authorization 
measure (89 FR 8916). The proposal to amend the Electronic Prior 
Authorization measure by modifying the measure description for the CY 
2027 performance period/2029 MIPS payment year aligns with the same 
proposal for the Medicare Promoting Interoperability Program as 
proposed in the FY 2027 IPPS/LTCH PPS proposed rule (91 FR 19621).
    We request public comment on this proposal.
(iii) Proposal To Modify the Electronic Prior Authorization Measure 
Beginning With the CY 2028 Performance Period/2030 MIPS Payment Year
    We are proposing to amend the Electronic Prior Authorization 
measure description beginning with the CY 2028 performance period/2030 
MIPS payment year to include a complete set of actions necessary to 
support robust prior authorization and require use of Health IT modules 
certified to the ONC health IT certification criteria at 45 CFR 
170.315(g)(31),\383\ (32),\384\ and (33) \385\ as part of the measure 
requirements. We are proposing to update the measure in order to take a 
step-wise approach to the certified health IT capabilities necessary to 
complete the measure and ensure that MIPS eligible clinicians continue 
to progress towards adoption of capabilities necessary to fully support 
electronic prior authorization.
---------------------------------------------------------------------------

    \383\ https://www.ecfr.gov/current/title-45/subtitle-A/subchapter-D/part-170/subpart-C/section-170.315#p-170.315(g)(31).
    \384\ https://www.ecfr.gov/current/title-45/subtitle-A/subchapter-D/part-170/subpart-C/section-170.315#p-170.315(g)(32).
    \385\ https://www.ecfr.gov/current/title-45/subtitle-A/subchapter-D/part-170/subpart-C/section-170.315#p-170.315(g)(33).
---------------------------------------------------------------------------

    Specifically, we are proposing to modify the measure description as 
follows beginning with the CY 2028 performance period/2030 MIPS payment 
year: For at least one medical item or service (excluding drugs) 
ordered by the MIPS eligible clinician during the performance period, 
the MIPS eligible clinician uses CEHRT to electronically request and 
receive coverage requirements, request and populate prior authorization 
documentation using templates and rules, submit the prior authorization 
request, and receive the payer response through a provider Prior 
Authorization API.
    We are proposing to modify the measure description to explicitly 
delineate the requirement to use ONC health IT certification criteria 
for the Electronic Prior Authorization measure beginning with the CY 
2028 performance period/2030 MIPS payment year. We propose to modify 
the measure description to specify the following actions required for 
meeting the requirement of the measure: ``electronically request and 
receive coverage requirements,'' ``request and populate prior 
authorization documentation using templates and rules,'' ``submit the 
prior authorization request,'' and ``receive the payer response'' (does 
not require the approval of the prior authorization request by the 
payer, but does require that the MIPS eligible clinician receive a 
prior authorization decision or determination response from the payer) 
to reflect the specific capabilities supported by Health IT Modules 
certified to the ONC health IT certification criteria at 45 CFR 
170.315(g)(31), (32), and (33). We note that we would interpret this 
requirement to mean that each of these specific actions should occur 
within the same prior authorization request.
    We request public comment on this proposal.
(iv) ONC Health IT Certification Criteria To Support the Electronic 
Prior Authorization Measure
    If the proposal to require that an electronic prior authorization 
must be requested using CEHRT to satisfy the Electronic Prior 
Authorization measure is finalized, we would require MIPS eligible 
clinicians to use Health IT Modules certified to the ONC health IT 
certification criteria in 45 CFR 170.315(g)(31), (32), and/or (33) as 
finalized in the HTI-4 final rule. Specifically, for the CY 2027 
performance period/2029 MIPS payment year, MIPS eligible clinicians 
would be required to use CEHRT for electronic prior authorization 
requests that includes the utilization of one, or more than one, Health 
IT Modules certified to the ONC health IT certification criteria in 45 
CFR 170.315(g)(31), (32), or (33) to meet the requirements of the 
Electronic Prior Authorization measure. Beginning with the CY 2028 
performance period/2030 MIPS payment year, MIPS eligible clinicians 
would be required to use CEHRT for electronic prior authorization 
requests that includes the utilization of all three Health IT Modules 
certified to the ONC health IT certification criteria in 45 CFR 
170.315(g)(31), (32), and (33) to meet the requirements of the 
Electronic Prior Authorization measure. Using certified health IT to 
support these electronic prior authorization transactions ensures that 
MIPS eligible clinicians have standards-based capabilities within their 
health IT systems to interact with Prior Authorization APIs impacted 
payers are required to implement and maintain.
    Specifically, the three criteria at 45 CFR 170.315(g)(31), (32), 
and (33) are based on the HL7 Da Vinci CRD, DTR, and PAS IGs, and 
address different parts of the electronic prior authorization workflow. 
The ``provider prior authorization API--coverage requirements 
discovery'' in 45 CFR 170.315(g)(31) enables a healthcare provider to 
request information from payers about coverage requirements. Where 
further information is needed to support a prior authorization request, 
the ``provider prior authorization API--documentation templates and 
rules'' criterion in 45 CFR 170.315(g)(32) provides a mechanism for 
providers to assemble the documentation needed to support a prior 
authorization request according to a payer's requirements. Finally, the 
``provider prior authorization API--prior authorization support'' in 45 
CFR 170.315(g)(33) enables submission of prior authorization requests 
from health IT systems as well as to check the status of a previously 
submitted request. By finalizing each component of the workflow as a 
separate ONC health IT certification criterion, ONC sought to support a 
more dynamic health IT marketplace in which a health IT developer could 
develop Health IT Modules demonstrating conformance to all three IGs or 
focus on a specific element or elements (90 FR 37169).
    For the CY 2027 performance period/2029 MIPS payment year, we are 
proposing modifications to the Electronic Prior Authorization measure

[[Page 44179]]

in section IV.A.4.d.(4)(f)(ii) of this proposed rule such that a MIPS 
eligible clinician could submit a ``Yes'' response, in which they are 
affirmatively attesting to the measure, if a ``prior authorization is 
requested electronically through a Prior Authorization API using 
CEHRT.'' Different prior authorization scenarios that allow a MIPS 
eligible clinician to successfully attest to the measure, as proposed 
for CY 2027 performance period/2029 MIPS payment year, may require the 
functionality of one, or more than one, Health IT Modules certified to 
the criteria in 45 CFR 170.315(g)(31), (32), and (33). For instance, a 
MIPS eligible clinician could successfully report on the measure for 
the CY 2027 performance period/2029 MIPS payment year using CEHRT that 
includes a Health IT Module that is only certified to the ``provider 
prior authorization API--coverage requirements discovery'' criterion in 
45 CFR 170.315(g)(31), but not to the ONC health IT certification 
criteria at 45 CFR 170.315(g)(32) or (33).
    Consider an example in which a patient is a Medicare Advantage (MA) 
enrollee who has stable coronary artery disease and new exertional 
dyspnea (feeling shortness of breath during physical exertion). The 
patient's cardiologist wants to order an outpatient transthoracic 
echocardiogram (TTE) to assess left ventricular function and valvular 
disease. When the cardiologist places an order for a TTE in the EHR, a 
Health IT Module certified to the ``provider prior authorization API--
coverage requirements discovery'' criterion (45 CFR 170.315(g)(31)) 
automatically sends a real-time query to the patient's MA plan endpoint 
to determine whether prior authorization is required for the requested 
service (the TTE) and, if so, what documentation is needed. The MA plan 
returns a CRD response (via CDS Hooks ``card'') indicating that prior 
authorization is necessary and has been approved under the 
beneficiary's plan benefits and network status, including information 
such as the prior authorization number and assumed billing codes.
    In this first example, the prior authorization request is satisfied 
using only the capabilities represented with the ``provider prior 
authorization API--coverage requirements discovery'' (45 CFR 
170.315(g)(31)). The MIPS eligible clinician submitted a query for 
prior authorization, the payer responded that prior authorization was 
required, the prior authorization was approved, and the MIPS eligible 
clinician received a response indicating this approval from the payer 
through the payer's Prior Authorization API. In this case, the receipt 
of an approval indicates that the MIPS eligible clinician effectively 
submitted a request for prior authorization, consistent with the 
requirements of the Electronic Prior Authorization measure. Conversely, 
if the MIPS eligible clinician receives a response that no prior 
authorization is required, that query would not fulfill the 
requirements of the measure. Also, we considered whether the allowance 
of using CEHRT to conduct a check to determine if an item or service 
requires prior authorization should be able to satisfy the measure when 
the MIPS eligible clinician successfully submits a prior authorization 
coverage requirements determination query, regardless of whether the 
payer's response indicates that prior authorization is required. We 
request comment on whether such additional flexibility would benefit 
MIPS eligible clinicians.
    Based on feedback we have received from implementers about their 
likely approach to phasing in electronic prior authorization 
capabilities, we expect that the use of health IT certified to the 
``provider prior authorization API--coverage requirements discovery'' 
(45 CFR 170.315(g)(31)), as described in the example above, may be a 
common approach for the CY 2027 performance period/2029 MIPS payment 
year. However, we note that under the approach to use certified Health 
IT Modules for the Electronic Prior Authorization measure for the CY 
2027 performance period/2029 MIPS payment year as described in this 
proposed rule, there could be additional scenarios that would qualify 
for the measure in which a MIPS eligible clinician uses only the 
certified Health IT Module in 45 CFR 170.315(g)(32) or (g)(33) as part 
of the workflow for submitting a prior authorization request.
    For the following second example, the case illustrates a prior 
authorization workflow that would meet the requirements of the 
Electronic Prior Authorization measure as proposed for the CY 2027 
performance period/2029 MIPS payment year and also meet the more 
stringent requirements for the measure proposed beginning with the CY 
2028 performance period/2030 MIPS payment year, as described in section 
IV.A.4.d.(4)(f)(iii) of this proposed rule, when all three certified 
Health IT Modules in 45 CFR 170.315(g)(31), (32) and (33) would be 
required. The initial prior authorization query from a MIPS eligible 
clinician to a payer could result in a response indicating the need for 
additional information before a determination as to whether prior 
authorization is approved or denied can be provided, based on the 
coverage requirements identified. Additional certified Health IT 
Modules supporting additional elements of the electronic prior 
authorization workflow would then need to be used to submit the prior 
authorization request after collecting the necessary documentation.
    Consider an example in which the patient is an MA enrollee who has 
been diagnosed with metastatic colorectal cancer. The patient's 
oncologist has ordered a PET-CT scan and immunotherapy infusion. The 
oncologist places the order for a PET-CT scan and immunotherapy 
infusion in the EHR, which is certified to the ``provider prior 
authorization API--coverage requirements discovery'' criterion (45 CFR 
170.315(g)(31)) and automatically queries the patient's MA plan's FHIR 
API. The EHR receives a response via CDS Hooks card indicating that 
prior authorization is required for both services and describes 
coverage criteria and documentation needs. Because the EHR is also 
certified to 45 CFR 170.315(g)(32), the certified health IT enables the 
oncologist to complete prior authorization following the DTR IG. An 
embedded Substitutable Medical Applications and Reusable Technologies 
(SMART) on FHIR app fetches the payer's specific documentation template 
and rules for oncology prior authorizations. For the PET-CT, the 
payer's documentation rules ask for the cancer staging information and 
previous imaging results; the immunotherapy, the payer's documentation 
rules require the patient's biomarker (for example, PD-L1 expression) 
status, prior treatment history, and recent lab results. Much of this 
information can be auto-populated because the embedded DTR app uses 
Clinical Quality Language (CQL) logic and FHIR queries to pull the 
patient's latest CT scan report and lab results from her medical 
record, and it confirms her cancer diagnosis and stage from the problem 
list. The oncologist answers a few additional questions (such as 
confirming the patient has no contraindications and that a required 
biomarker test was positive). By the end of this step, the EHR has 
compiled all necessary supporting documentation for the prior 
authorization, ensuring the request will be complete.
    Next, the oncologist's office submits the prior authorization 
request electronically using the capabilities under the ``provider 
prior authorization API-prior authorization support'' criterion (45 CFR 
170.315(g)(33)) to bundle the request and documentation and send it to 
the MA plan's prior

[[Page 44180]]

authorization endpoint. This bundle is transmitted via a FHIR RESTful 
interaction to the payer, as defined by the PAS IG. The EHR's certified 
Health IT Module ensures the request conforms to the required FHIR 
structure and sends it securely. Because all required information was 
provided up front and matched the plan's coverage criteria, the MA 
plan's system could potentially automatically adjudicate and approve 
the requests in near real-time. If that happened, the oncologist could 
now schedule the patient's therapy without delay, confident that the 
services are covered.
    Both examples result in a prior authorization request that would 
meet the proposed modification to Electronic Prior Authorization 
measure for the CY 2027 performance period/2029 MIPS payment year 
because in each case, the MIPS eligible clinician requests prior 
authorization electronically using CEHRT. However, each example 
utilized different combinations of Health IT Modules certified to 
electronic prior authorization certification criteria in 45 CFR 
170.315(g)(31), (32), and (33). In the first example, the MIPS eligible 
clinician used a single Health IT Module certified to the ``provider 
prior authorization API--coverage requirements discovery'' criterion 
(45 CFR 170.315(g)(31)) to complete actions necessary to successfully 
attest ``Yes'' to the Electronic Prior Authorization measure. In the 
second example, the MIPS eligible clinician used Health IT Modules 
certified to all three of the electronic prior authorization 
certification criteria to complete all actions for the MIPS eligible 
clinician to successfully attest ``Yes'' to the Electronic Prior 
Authorization measure as proposed for CY 2027 performance period/2029 
MIPS payment year.
    Consistent with the hypothetical examples, we note that a MIPS 
eligible clinician would be able to successfully attest ``Yes'' to the 
Electronic Prior Authorization measure for the CY 2027 performance 
period/2029 MIPS payment year using only those certified Health IT 
Modules necessary to meet the requirements of the measure. MIPS 
eligible clinicians would not be required to adopt additional 
electronic prior authorization certified Health IT Modules if they are 
not needed for the purposes of successfully reporting the Electronic 
Prior Authorization measure. We expect that the ability to utilize 
different combinations of certified Health IT Modules to meet the 
measure for the CY 2027 performance period/2029 MIPS payment year would 
afford MIPS eligible clinicians and health IT developers flexibility in 
how they deploy, adopt, and use different aspects of certified health 
IT functionality for electronic prior authorization.
    Beginning with the CY 2028 performance period/2030 MIPS payment 
year, we are proposing to modify the measure language to state that a 
MIPS eligible clinician must use CEHRT to ``electronically request and 
receive coverage requirements, request and populate prior authorization 
documentation using templates and rules, submit the prior authorization 
request, and receive the payer response through a provider prior 
authorization API.'' In order for a MIPS eligible clinician to attest 
``Yes'' to the Electronic Prior Authorization measure, all three 
certified health IT modules at 45 CFR 170.315(g)(31), (32), and (33) 
would be required, consistent with the actions associated with the 
proposed modifications to the measure, which require capabilities 
corresponding to each of the certified Health IT Modules. Only the 
second example described above, in which a prior authorization request 
is submitted after obtaining additional documentation necessary for the 
request and utilizing health IT certified to the complete set of ONC 
health IT certification criteria for electronic prior authorization, 
would be relevant if the proposal for the CY 2028 performance period/
2030 MIPS payment year is finalized.
    We request public comment on the proposal to use certified health 
IT to support the Electronic Prior Authorization measure.
(v) Proposal To Modify the Electronic Prior Authorization Measure to an 
Optional Measure for the CY 2027 Performance Period/2029 MIPS Payment 
Year
    We are proposing to amend our previously finalized requirement that 
MIPS eligible clinicians must report the Electronic Prior Authorization 
measure to be considered a meaningful EHR user for the CY 2027 
performance period/2029 MIPS payment year (89 FR 8919).
    Subsequent to the Electronic Prior Authorization measure being 
established, we proposed in the 2026 CMS Interoperability Standards and 
Prior Authorization for Drugs proposed rule to require that impacted 
payers implement and maintain Prior Authorization APIs that use HL7 
FHIR and conform to the HL7 FHIR Da Vinci CRD, DTR, and PAS 
implementation guides, as adopted by ONC, with compliance generally 
beginning October 1, 2027 (91 FR 19910 through 19911). We expect 
additional implementation complexity for MIPS eligible clinicians, who 
are downstream from impacted payers and health IT developers who will 
be required to implement these API standards version requirements in CY 
2027 if the CMS Interoperability Standards and Prior Authorization for 
Drugs proposed rule is finalized as proposed (91 FR 19910 through 
19911). As a result, we believe that MIPS eligible clinicians may need 
additional time and flexibility before requiring the Electronic Prior 
Authorization measure to account for these changes to the underlying 
transaction standards occurring in CY 2027. First, we recognize that 
MIPS eligible clinicians and health IT developers will need additional 
time for procurement, integration, and testing to operationalize 
standards-based electronic prior authorization capabilities that 
support the Electronic Prior Authorization measure. Second, interested 
parties have indicated that achieving widespread implementation and 
routine use of these capabilities in CY 2027 may be challenging, 
particularly for small, rural, and otherwise under-resourced MIPS 
eligible clinicians. Third, there may be additional implementation 
complexity for MIPS eligible clinicians because the CMS 
Interoperability Standards and Prior Authorization for Drugs proposed 
rule includes proposals to update the versions of underlying 
transaction standards within the relevant ONC health IT certification 
criteria. For these reasons, we propose that a year of optional 
reporting will both incentivize adoption of Health IT Modules certified 
to ONC criteria for electronic prior authorization through bonus points 
and offer flexibility to those MIPS eligible clinicians that could 
benefit from additional time to test, implement, and deploy the CEHRT 
functionality that is required to support the Electronic Prior 
Authorization measure. We note that we do not believe that finalization 
of this proposal is contingent on finalization of proposals in the CMS 
Interoperability Standards and Prior Authorization for Drugs proposed 
rule because health care providers, payers, and health IT developers 
have already begun to adopt and test standards-based electronic prior 
authorization capabilities, and we expect standards adoption, 
conformance testing, and validation for the relevant Health IT Modules 
to continue.\386\
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    \386\ For example, CMS has announced early adopters advancing 
electronic prior authorization solutions; see https://www.cms.gov/newsroom/press-releases/cms-announces-early-adopters-advance-solutions-electronic-prior-authorization-accelerating-momentum.
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    Therefore, in section IV.A.4.d.(4)(f)(v) of this proposed rule, we 
are proposing

[[Page 44181]]

to modify the Electronic Prior Authorization measure, with the proposed 
measure updates, to be an optional measure. The measure would be 
eligible for 10 bonus points for MIPS eligible clinicians who submit a 
``Yes'' response for the measure indicating that they have requested a 
prior authorization electronically using CEHRT from a payer's Prior 
Authorization API for at least one medical item or service (excluding 
drugs) ordered within the CY 2027 performance period. To account for 
the Electronic Prior Authorization measure being an optional measure 
for the CY 2027 performance period/2029 MIPS payment year with an 
allocation of 10 bonus points, we are proposing to modify the scoring 
methodology for optional measures under the MIPS Promoting 
Interoperability performance category as described in section IV.B.1.d. 
of this proposed rule. If the proposal to modify the Electronic Prior 
Authorization measure from a required measure to an optional measure is 
finalized as proposed, a MIPS eligible clinician who submits a ``No'' 
response would not have an affected score for the MIPS Promoting 
Interoperability performance category, and their response would not 
impact the MIPS eligible clinician being considered a meaningful EHR 
user for the CY 2027 performance period/2029 MIPS payment year.
    Such proposed modification would change the policy adopted for the 
Electronic Prior Authorization measure as finalized in the 2024 CMS 
Interoperability and Prior Authorization final rule (89 FR 8911). The 
optional reporting of the Electronic Prior Authorization measure for 
the CY 2027 performance period/2029 MIPS payment year may be 
particularly beneficial for MIPS eligible clinicians in small, rural, 
or otherwise under-resourced clinical practice settings navigating new 
measure requirements while minimizing and balancing operational and 
reporting burden and demand. If the proposal to amend the Electronic 
Prior Authorization measure by modifying the measure from a required 
measure to an optional measure is finalized as proposed, exclusions 
would not be available for the Electronic Prior Authorization measure 
for the CY 2027 performance period/2029 MIPS payment year because there 
will be no negative consequences for MIPS eligible clinicians who do 
not report on the optional measure. Given the allocated timeframe for 
MIPS eligible clinicians to become familiar with the Electronic Prior 
Authorization measure since the CY 2024 performance period as provided 
in the 2024 CMS Interoperability and Prior Authorization final rule, we 
believe that proposing to amend the Electronic Prior Authorization 
measure by modifying it from being a required measure to being as an 
optional bonus measure solely for the CY 2027 performance period/2029 
MIPS payment year would provide MIPS eligible clinicians sufficient 
time to adopt and begin utilizing the certified health IT necessary to 
successfully report the Electronic Prior Authorization measure.
    We refer readers to Tables C-G 2, C-G 4, C-G 6, and C-G 8 in 
sections IV.A.4.d.(4)(g)(i), IV.A.4.d.(4)(g)(ii)(D), and 
IV.A.4.d.(4)(g)(iv) of this proposed rule for information regarding the 
reporting requirements and scoring methodology of the MIPS Promoting 
Interoperability performance category for the CY 2027 performance 
period/2029 MIPS payment year, which is contingent upon the 
finalization of the proposal to amend the Electronic Prior 
Authorization by modifying the measure from being a required measure to 
being an optional measure. We note that the proposal to amend the 
Electronic Prior Authorization by modifying the measure from being a 
required measure to an optional measure for the CY 2027 performance 
period/2029 MIPS payment year aligns with the same proposal for the 
Medicare Promoting Interoperability Program as proposed in the FY 2027 
IPPS/LTCH PPS proposed rule (91 FR 19625).
    We request public comment on this proposal.
(vi) Proposal To Require the Electronic Prior Authorization Measure 
Beginning With the CY 2028 Performance Period/2030 MIPS Payment Year
    When the Electronic Prior Authorization measure was adopted in the 
2024 CMS Interoperability and Prior Authorization final rule (89 FR 
8909 through 8927), we finalized that for a MIPS eligible clinician to 
satisfactorily meet the requirements of the measure, they would be 
required to affirmatively attest or claim an applicable exclusion for 
the Electronic Prior Authorization measure beginning with the CY 2027 
performance period/2029 MIPS payment year (89 FR 8910). If a MIPS 
eligible clinician submits a ``No'' response, fails to submit any 
attestation, or does not claim an applicable exclusion for the 
Electronic Prior Authorization measure, the MIPS eligible clinician 
would receive a score of zero for the MIPS Promoting Interoperability 
performance category (weighted at 25 percent of the MIPS final score) 
and would not be considered a meaningful EHR user for purposes of the 
MIPS Promoting Interoperability performance category for the applicable 
performance period (89 FR 8911).
    We are proposing to amend the Electronic Prior Authorization 
measure by modifying the measure to require MIPS eligible clinicians to 
report the Electronic Prior Authorization measure beginning with the CY 
2028 performance period/2030 MIPS payment year. Specifically, beginning 
with the CY 2028 performance period/2030 MIPS payment year, we are 
proposing that a MIPS eligible clinician must use CEHRT to 
electronically request and receive coverage requirements, request and 
populate prior authorization documentation using templates and rules, 
submit the prior authorization request, and receive the payer response 
through a Prior Authorization API for at least one medical item or 
service (excluding drugs) ordered within the applicable performance 
period. A MIPS eligible clinician would submit a ``Yes'' response, or 
alternatively claim an applicable exclusion, to satisfy the 
requirements of the Electronic Prior Authorization measure. In each 
case, the Electronic Prior Authorization measure would not affect the 
total score for the MIPS Promoting Interoperability performance 
category. If a MIPS eligible clinician submits a ``No'' response, fails 
to submit any attestation, or does not claim an applicable exclusion 
for the Electronic Prior Authorization measure, the MIPS eligible 
clinician would receive a score of zero for the MIPS Promoting 
Interoperability performance category (weighted at 25 percent of the 
MIPS final score) and would not be considered a meaningful EHR user for 
purposes of the MIPS Promoting Interoperability performance category 
for the applicable performance period (89 FR 8911). This proposal 
reflects the measure reporting requirements that were first adopted for 
the Electronic Prior Authorization measure as described in the 2024 CMS 
Interoperability and Prior Authorization final rule (89 FR 8911), but 
it would modify the measure to being a required measure for the MIPS 
Promoting Interoperability performance category beginning with the CY 
2028 performance period/2030 MIPS payment year instead of beginning 
with the CY 2027 performance period/2029 MIPS payment year as 
originally finalized.
    The measure exclusions originally adopted in the 2024 CMS

[[Page 44182]]

Interoperability and Prior Authorization final rule (89 FR 8916 through 
8923) would be available to MIPS eligible clinicians for the CY 2028 
performance period/2030 MIPS payment year and subsequent years. The 
available exclusions would be for any MIPS eligible clinician who: (1) 
Does not order any medical items or services (excluding drugs) 
requiring prior authorization during the applicable performance period; 
or (2) Only orders medical items or services (excluding drugs) 
requiring prior authorization from a payer that does not offer an API 
that meets CMS's Prior Authorization API requirements during the 
applicable performance period. A MIPS eligible clinician would also be 
able to claim the first exclusion if none of its prior authorization 
requests required the functionality described in the certification 
criteria at 45 CFR 170.315(g)(31), (32) and (33) for electronic prior 
authorization. For instance, if no prior authorization request 
submitted by a MIPS eligible clinician during the performance period 
required gathering and submitting additional documentation to support 
the request, which is supported by health IT certified to the criteria 
in 45 CFR 170.315(g)(32) and 45 CFR 170.315(g)(33), then no prior 
authorization request that MIPS eligible clinician performed would 
fulfill the measure and the MIPS eligible clinician would be able to 
claim an exclusion. More broadly, if the MIPS eligible clinician is 
unable to use CEHRT to effectively exchange information and submit a 
prior authorization request with any payer from which they are seeking 
an authorization, we believe that would be sufficient for a MIPS 
eligible clinician to claim that the payer does not have a functioning 
Prior Authorization API for the purpose of the reporting and exclusion 
eligibility.
    We note that CMS's specified payer Prior Authorization API 
requirements are proposed to include conformance to the three IGs 
underlying the ONC health IT certification criteria at 45 CFR 
170.315(g)(31), (32), and (33). Therefore, if those Prior Authorization 
API requirements are finalized as proposed, a MIPS eligible clinician 
could claim the second exclusion if all their requests are with payers 
that do not support all three FHIR IGs. If we do not finalize the Prior 
Authorization API requirements for payers as proposed in the 2026 CMS 
Interoperability Standards and Prior Authorization for Drugs proposed 
rule, we would still intend for this exclusion under the Electronic 
Prior Authorization measure to apply to Prior Authorization APIs that 
do not use all three IGs underlying the ONC health IT certification 
criteria at 45 CFR 170.315(g)(31), (32), and (33).
    We refer readers to Tables C-G 2, C-G 5, C-G 6 and C-G 8 in 
sections IV.A.4.d.(4)(g)(i), IV.A.4.d.(4)(g)(ii)(D), and 
IV.A.4.d.(4)(g)(iv) of this proposed rule for information regarding the 
reporting requirements and scoring methodology of the MIPS Promoting 
Interoperability performance category beginning with the CY 2028 
performance period/2030 MIPS payment year, which is contingent upon the 
finalization of the proposal to amend the Electronic Prior 
Authorization by modifying the measure to be a required measure.
    We request public comment on this proposal.
(vii) Request for Information on Future Potential Performance-Based 
Measures of Electronic Prior Authorization
    While the current measure requirement of achieving ``at least one'' 
electronic prior authorization is appropriate for the initial inclusion 
of the Electronic Prior Authorization measures for both medical items 
and services and for prescription drugs in the MIPS Promoting 
Interoperability performance category, we do not expect this minimal 
requirement to effectively increase electronic prior authorization 
usage over time. Therefore, we are seeking comments on potential future 
updates we could make to this measure to incentivize MIPS eligible 
clinicians to use CEHRT for electronic prior authorization for a more 
substantial set of the electronic prior authorization requests that 
they submit over the course of a performance period and corresponding 
MIPS payment year. Consistent with statutory requirements in section 
1886(n)(3)(A)(ii) of the Act, we envision that expanding the scope of 
the measures in future rulemaking would lead to increased interoperable 
exchange of data that would not only decrease administrative burden, 
but could improve the quality of health by reducing the time needed for 
a patient to get access to necessary medical services and items as well 
as prescription drugs covered under the medical benefit. Reducing 
delays in the exchange of data and as a result providing patients care 
more efficiently, drives better care coordination which is a key 
objective of meaningful use. Additionally, because electronic prior 
authorization requires data sharing, this advances interoperability, 
which is a primary focus of meaningful use. We also intend to drive 
adoption of health IT capabilities supporting the complete electronic 
prior authorization workflow over time, by requiring MIPS eligible 
clinicians to address a wider array of prior authorization requests 
that require more complex interactions with payers. The public input we 
receive will contribute to future considerations for potentially 
updating the Electronic Prior Authorization measures in a manner that 
helps achieve HHS's goals of promoting meaningful use of certified EHR 
technology, electronic exchange of health information, and submission 
of clinical quality measures.
    We seek public comment on potential future updates to this measure. 
We seek public comment on barriers and challenges that MIPS eligible 
clinicians in small, rural, or otherwise under-resourced practice 
settings might face when reporting performance-based electronic prior 
authorization measures. Also, we request comment on what alternative 
approaches should be considered to support use of electronic prior 
authorization. We seek public comment on how we can further strengthen 
the Electronic Prior Authorization measures in a manner that 
incentivizes progress while avoiding undue administrative complexity 
and implementation challenges for MIPS eligible clinicians.
(g) Proposal To Modify Requirements and Scoring Policies for the MIPS 
Promoting Interoperability Performance Category
(i) Proposal To Modify Objectives and Measures
    In this proposed rule, we are proposing updates that would occur in 
different performance periods. For reference, Table C-G 2 sets forth 
the objectives and measures for the Promoting Interoperability 
performance category that would be required for the CY 2027 performance 
period/2029 MIPS payment year, the CY 2028 performance period/2030 MIPS 
payment year, and subsequent years if our proposals are finalized as 
proposed. Table C-G 2 reflects proposed modifications to previously 
established objectives and measures, including the proposals:
     For the CY 2026 performance period/2028 MIPS payment year: 
Remove the ONC Direct Review and ONC-ACB Surveillance attestations.
     For the CY 2027 performance period/2029 MIPS payment year: 
Remove the Security Risk Analysis measure and make the existing 
Electronic Prior Authorization measure an optional measure.
     For the CY 2028 performance period/2030 MIPS payment year: 
Make the existing Electronic Prior

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Authorization measure required and unscored and create a new Electronic 
Prior Authorization for Prescription Drugs measure.
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(ii) Proposal To Modify Scoring Methodology
    For reference, Tables C-G 3, C-G 4 and C-G 5 set forth the scoring 
methodology for the MIPS Promoting Interoperability performance 
category for CY 2026 performance period/2028 MIPS payment year, the CY 
2027 performance period/2029 MIPS payment year, and the CY 2028 
performance period/2030 MIPS payment year and subsequent years. In 
sections IV.A.4.d.(4)(c)(ii), IV.A.4.d.(4)(d)(ii), IV.A.4.d.(4)(e)(ii), 
IV.A.4.d.(4)(f)(ii), IV.A.4.d.(4)(f)(iii), IV.A.4.d.(4)(f)(iv), 
IV.A.4.d.(4)(f)(v), and IV.A.4.d.(4)(f)(vi) of this proposed rule, we 
discuss the proposed removal of certain measures, addition of certain 
measures, and modifications/updates to

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certain measures for the MIPS Promoting Interoperability performance 
category. We refer readers to section IV.B.1.d. of this proposed rule 
for the discussion regarding the proposal that modifies the scoring 
methodology to account for the Electronic Prior Authorization measure 
being changed to an optional measure with an allocation of 10 bonus 
points for the CY 2027 performance period/2029 MIPS payment year. There 
are no implications to the scoring methodology for the proposal to 
update the definition of CEHRT in section IV.A.4.d.(4)(b)(ii) of this 
proposed rule. This section includes a discussion of scoring 
implications for the proposed changes in this proposed rule for the 
MIPS Promoting Interoperability performance category--
     Removal of the ONC Direct Review and ONC-ACB Surveillance 
attestations;
     Removal of the Security Risk Analysis measure;
     Addition of an Electronic Prior Authorization for 
Prescription Drugs measure; and
     Updates to the Electronic Prior Authorization measure.
(A) Proposal To Modify Scoring for the ONC Direct Review and ONC-ACB 
Surveillance Attestations
    The proposal to remove the ONC Direct Review and ONC-ACB 
Surveillance attestations beginning with the CY 2026 performance 
period/2028 MIPS payment year as discussed in section 
IV.A.4.d.(4)(c)(ii) of this proposed rule will be reflected in the 
scoring of the MIPS Promoting Interoperability performance category in 
the following manner. Currently, to earn a score for the MIPS Promoting 
Interoperability performance category for inclusion in the MIPS final 
score, a MIPS eligible clinician must be a meaningful EHR user for MIPS 
and submit a ``Yes'' response attesting to engaging in activities 
supporting providers with performance of CEHRT, including acknowledging 
the requirement to cooperate in good faith with ONC Direct Review. The 
ONC-ACB Surveillance attestation is optional, and MIPS eligible 
clinicians can attest ``Yes'', ``No'' or not submit an attestation (81 
FR 77019 to 77028).
    Starting in the CY 2026 performance period/2028 MIPS payment year, 
we are proposing to remove scoring policies related to the ONC Direct 
Review attestation and the optional ONC-ACB Surveillance attestation 
since we are proposing in section IV.A.4.d.(4)(c)(ii) of this proposed 
rule to remove the attestations. The ONC Direct Review attestation will 
no longer be required to earn a score for the MIPS Promoting 
Interoperability performance category for inclusion in the final score. 
Since we did not provide measure points for either the attestation of 
ONC Direct Review and ONC-ACB Surveillance, removal of the attestation 
requirements and scoring policies starting with the CY 2026 performance 
period/2028 MIPS payment year will not result in a need to redistribute 
measure points in the MIPS Promoting Interoperability performance 
category.
    We refer readers to Table C-G 3 in section IV.A.4.d.(4)(g)(ii)(D) 
of this proposed rule for more information on the scoring methodology 
for the MIPS Promoting Interoperability performance category for the CY 
2026 performance period/2028 MIPS payment year.
    We request public comment on this proposal.
(B) Proposal To Modify Scoring for the Security Risk Analysis Measure
    We are proposing to remove the Security Risk Analysis measure 
beginning with the CY 2027 performance period/2029 MIPS payment year as 
discussed in section IV.A.4.d.(4)(d)(ii) of this proposed rule. Thus, 
we are proposing to remove the scoring policies corresponding to the 
Security Risk Analysis measure. The measure is not scored individually 
and the attestation of a ``Yes'' response does not contribute to the 
MIPS eligible clinician's MIPS Promoting Interoperability performance 
category score for the Protect Patient Health Information objective and 
measures. An attestation of a ``No'' demonstrates that the MIPS 
eligible clinician did not complete the actions included in the measure 
as required by Sec.  414.1375(b)(2)(ii)(A) and did not satisfy the 
definition of a meaningful EHR user at Sec.  414.1305. Therefore, if 
the MIPS eligible clinician submits a ``No'' response for this measure, 
they would not earn a score for the MIPS Promoting Interoperability 
performance category, resulting in a score of zero, in accordance with 
Sec.  414.1375(b)(2) (90 FR 49870 and 49871). The proposed removal of 
the Security Risk Analysis measure, which does not contribute to the 
MIPS eligible clinician's MIPS Promoting Interoperability performance 
category score, will not result in the need to redistribute measure 
points in the MIPS Promoting Interoperability performance category. We 
refer readers to Table C-G 4 in section IV.A.4.d.(4)(g)(ii)(D) of this 
proposed rule for more information on the scoring methodology for the 
MIPS Promoting Interoperability performance category for the CY 2027 
performance period/2029 MIPS payment year, which would no longer 
include the Security Risk Analysis measure, which is proposed for 
removal.
    We request public comment on this proposal.
(C) Proposal To Modify Scoring for the New Electronic Prior 
Authorization for Prescription Drugs Measure
    We are proposing to adopt a new attestation-based Electronic Prior 
Authorization for Prescription Drugs measure beginning with the CY 2028 
performance period/2030 MIPS payment year as discussed in section 
IV.A.4.d.(4)(e)(ii) of this proposed rule. We are proposing that the 
Electronic Prior Authorization for Prescription Drugs measure would not 
be scored for the CY 2028 performance period/2030 MIPS payment year and 
subsequent years for MIPS eligible clinicians. A MIPS eligible 
clinician would be required to attest ``Yes'' to the measure or claim 
an exclusion, but the measure would not affect the total score for the 
MIPS Promoting Interoperability performance category. MIPS eligible 
clinicians that report a ``No'' attestation, fail to submit the 
measure, or fail to claim an applicable exclusion would receive a score 
of zero for the MIPS Promoting Interoperability performance category 
(currently weighted at 25 percent of the MIPS final score), and would 
not be considered a meaningful EHR user for MIPS for that performance 
year.
    We request public comment on this proposal.
(D) Proposal To Modify Scoring for the Electronic Prior Authorization 
Measure
    When we adopted the Electronic Prior Authorization measure in the 
2024 CMS Interoperability and Prior Authorization final rule (89 FR 
8909 through 8927), we finalized that MIPS eligible clinicians would 
report the measure as an unscored attestation for the CY 2027 
performance period specifically (89 FR 8910), but we did not specify 
its scoring methodology for subsequent years because we determined that 
it would be more appropriate to determine the measure's scoring 
structure closer in time to its effective date.
    In sections IV.A.4.d.(4)(f)(v) and IV.B.1.d. of this proposed rule, 
we are proposing to modify the Electronic Prior Authorization measure 
by making the measure optional and eligible for 10 bonus points for 
MIPS eligible clinicians who submit a ``Yes'' response attesting to 
meeting the requirements of the measure for the CY 2027 performance 
period/2029 MIPS

[[Page 44192]]

payment year. We are proposing to make the measure eligible for 10 
bonus points for MIPS eligible clinicians that submit a ``Yes'' 
response attesting to meeting the requirements of measure. Allocating 
10 bonus points is an appropriate and effective incentive to promote 
the adoption and use of certified technology for requesting electronic 
prior authorizations among MIPS eligible clinicians. To account for the 
allocation of bonus points specific to the Electronic Prior 
Authorization measure for the CY 2027 performance period/2029 MIPS 
payment year, we are proposing to amend Sec.  414.1380(b)(4)(ii)(C) by 
adding a new provision at Sec.  414.1380(b)(4)(ii)(C)(4). We refer 
readers to section IV.B.1. of this proposed rule for the proposal to 
establish the allocation of 10 bonus points in Sec.  
414.1380(b)(4)(ii)(C)(4), respectively, for MIPS eligible clinicians 
who affirmatively attested to meeting the requirements of the 
Electronic Prior Authorization measure for the CY 2027 performance 
period/2029 MIPS payment year.
    Also, as described in section IV.A.4.d.(4)(f)(v) of this proposed 
rule, we are proposing to require the measure for the CY 2028 
performance period/2030 MIPS payment year and subsequent years. Similar 
to its original scoring methodology as adopted in the 2024 CMS 
Interoperability and Prior Authorization final rule (89 FR 8909 through 
8927), we are proposing that the Electronic Prior Authorization measure 
would remain unscored for the CY 2028 performance period and subsequent 
years. This scoring methodology would allow time for MIPS eligible 
clinicians to adjust to the new electronic prior authorization workflow 
using Prior Authorization APIs without undue focus on scoring 
implications in the MIPS Promoting Interoperability performance 
category. We anticipate the Electronic Prior Authorization measure will 
retain its importance as an aspect of health information exchange.
    We request public comment on these proposals.
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    The proposals in this proposed rule include changes that would 
occur in the CY 2026 performance period/2028 MIPS payment year, CY 2027 
performance period/2029 MIPS payment year, and CY 2028 performance 
period/2030 MIPs payment year. Table C-G 6 summarizes the required 
measures and attestations for each of these three performance periods.

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(iii) Exclusion Redistribution
    Many required measures would have exclusions associated with them 
as set forth in Table C-G 7. If a MIPS eligible clinician determines an 
exclusion for a particular measure applies to them, they may claim it 
when they submit their data. The maximum available points, as shown in 
Table C-G 7, do not include the points that would be redistributed if a 
MIPS eligible clinician claims an exclusion for a specific measure. 
Table C-G 7 sets forth how points would be redistributed among the 
objectives and measures specified for the MIPS Promoting 
Interoperability performance category for the CY 2027 performance 
period/2029 MIPS payment year in the event a MIPS eligible clinician 
claims an exclusion for a given measure.
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(iv) ONC Health IT Certification Criteria
    Table C-G 8 sets forth the objectives and measures for the MIPS 
Promoting Interoperability performance category for the CY 2027 
performance period/2029 MIPS payment year and the associated ONC health 
IT certification criteria set forth at 45 CFR 170.315, as is currently 
applicable. Table C-G 8 also summarizes any changes to the relevant ONC 
Health IT certification criteria if the HTI-5 proposals are finalized 
as proposed. We refer readers to section IV.A.4.d.(4)(b)(ii) of this 
proposed rule for discussion of and amendments to the definition of 
CEHRT at Sec.  414.1305.

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B. MIPS Final Score Methodology

1. Performance Category Scores
a. Background
    Sections 1848(q)(1)(A)(i) and (ii) and (5)(A) of the Act provide, 
in relevant part, that the Secretary shall develop a methodology for 
assessing the total performance of each MIPS eligible clinician 
according to certain specified performance standards and, using such 
methodology, provide for a final score for each MIPS eligible 
clinician. Section 1848(q)(2)(A)(i) of the Act requires us to use the 
quality performance category in determining each MIPS eligible 
clinician's final score, and section 1848(q)(2)(B)(i) of the Act 
describes the measures and activities that must be specified under the 
quality performance category. The statute does not specify the number 
of quality measures on which a MIPS eligible clinician must report, nor 
does it specify the amount or type of information that a MIPS eligible 
clinician must report on each quality measure.
    In this section, we propose scoring policies that are consistent 
with the proposed MIPS core measure reporting requirement in section 
IV.A.4.d.(1)(c)(iii) of this proposed rule. Additionally, we propose 
policies building on the current scoring policies for topped out 
quality measures. Moreover, we propose policies to modify the 
benchmarks for Medicare

[[Page 44199]]

CQMs and apply flat benchmarks to Medicare eCQMs that are consistent 
with the proposed Medicare eCQM collection type in section 
III.G.3.d.(3) of this proposed rule. In this section, we also propose 
policy to update scoring for the Electronic Prior Authorization measure 
in the Promoting Interoperability performance category. Lastly, we also 
include a request for information (RFI) on the future direction of MVP 
scoring policies. Specifically, we propose to:
     Establish a policy for scoring MIPS core measures;
     Apply the defined topped out benchmark for certain topped 
out measures for clinicians impacted by limited measure choice;
     Apply the defined topped out benchmark for topped out MIPS 
core measures;
     Modify the publishing location of topped out measures 
impacted by limited measure choice and scored according to the defined 
topped out benchmark;
     Modify the flat benchmarking methodology for the Medicare 
CQMs collection type;
     Establish a flat benchmarking methodology for the Medicare 
eCQMs collection type; and
     Modify the Electronic Prior Authorization measure from a 
required measure to an optional measure under the Promoting 
Interoperability performance category for the CY 2027 performance 
period/2029 MIPS payment year.
    Additionally, we discuss the impact of the proposed MIPS core 
measure scoring for small practices and explain that we would apply the 
historical benchmark if a measure is no longer topped out. We note that 
the proposed policies for scoring the quality performance category 
would apply to both traditional MIPS and MVP scoring.
b. Scoring the Quality Performance Category for the Following 
Collection Types: Medicare Part B Claims Measures, eCQMs, MIPS CQMs, 
QCDR Measures, the CAHPS for MIPS Survey Measures and Administrative 
Claims Measures
    We refer readers to the CY 2017, CY 2018, and CY 2019 Quality 
Payment Program final rules, the CY 2020, CY 2021, CY 2022, CY 2023, CY 
2024, CY 2025, and CY 2026 PFS final rules (81 FR 77276 through 77308, 
82 FR 53716 through 53748, 83 FR 59841 through 59855, 84 FR 63011 
through 63018, 85 FR 84898 through 84913, 86 FR 65490 through 65509, 87 
FR 70088 through 70091, 88 FR 79368 and 79369, 89 FR 98427 through 
98439, and 90 FR 49903 through 49914), and Sec.  414.1380(b)(1) for our 
current policies regarding, among other things, quality measure 
benchmarks, calculating total measure achievement points, calculating 
the quality performance category score, including achievement and 
improvement points, the small practice bonus, and scoring 
flexibilities. In the CY 2026 PFS final rule (90 FR 49903 through 
49914), we finalized policies for scoring topped out measures impacted 
by limited measure choice and the scoring methodology for 
administrative claims-based quality measures at Sec.  414.1380(b)(1)(i) 
and (b)(1)(ii)(D).
(1) Proposal for Scoring of MIPS Core Measures
    Section 1848(q)(5)(B)(i) of the Act requires the Secretary to treat 
any MIPS eligible clinician who fails to report on a required measure 
or activity as achieving the lowest potential score applicable to the 
measure or activity. In the CY 2017 Quality Payment Program final rule 
(81 FR 77291), we finalized at Sec.  414.1380(b)(1) that MIPS eligible 
clinicians receive zero measure achievement points for each measure 
required under Sec.  414.1335, on which no data is submitted in 
accordance with Sec.  414.1325. In the CY 2022 PFS final rule (86 FR 
65421), we finalized that scoring the required quality measures in an 
MVP is consistent with traditional MIPS scoring policies described 
under Sec.  414.1380(b)(1).
    In section IV.A.4.d.(1)(c)(iii)(B) of this proposed rule, we 
propose that MIPS eligible clinicians would need to report a MIPS core 
measure, as one of their six required quality measures in traditional 
MIPS or one of their four required quality measures in MVP reporting. 
The proposed MIPS core measure requirement would replace the existing 
outcome or high priority measure requirement for clinicians 
participating in traditional MIPS and MVP reporting. In the same 
section, we propose an attestation requirement, during data submission, 
for clinicians who do not have an available and applicable MIPS core 
measure. Additionally, we propose in that section that the MIPS core 
measure reporting requirement would not apply to clinicians in small 
practices. We refer readers to section IV.A.4.d.(1)(c)(iii) of this 
proposed rule for details on the proposed MIPS core measure reporting 
requirement, the attestation process, and exemption of small practices 
from the MIPS core measure reporting requirement. We refer readers to 
Appendix 1: MIPS Quality Measures of this proposed rule for details on 
the MIPS core measures inventory for the CY 2027 performance period/
2029 MIPS payment year.
    Beginning in the CY 2027 performance period/2029 MIPS payment year, 
for scoring the quality performance category for clinicians that are 
not part of small practices, we would include the proposed MIPS core 
measure as one of the six required quality measures for clinicians 
participating in traditional MIPS or one of the four required quality 
measures for clinicians participating in MVP reporting. As discussed in 
section IV.A.4.d.(1)(c)(iii)(B) of this proposed rule, clinicians who 
attest to not having an applicable and available MIPS core measure 
would still need to report enough measures to meet the required number 
of six quality measures in traditional MIPS or four quality measures in 
MVP reporting. We would use the highest scoring six or four quality 
measures, respectively, to determine the quality performance category 
score. As discussed in section IV.A.4.d.(1)(c)(iii)(B), there may be 
instances in which a clinician attested to not having an applicable and 
available MIPS core measure, but new information or changing 
circumstances later made it so that the clinician does have an 
applicable and available MIPS core measure to report. To account for 
these cases, if an attestation is submitted during data submission and 
a MIPS core measure is also reported, we would score the MIPS core 
measure as one of the six required quality measures in traditional MIPS 
reporting or one of the four required quality measures in MVP 
reporting. If a MIPS eligible clinician submits data for more than one 
MIPS core measure, we would use the highest scoring MIPS core measure 
as one of the six or four quality measures, and the remaining scored 
measures will consist of either the five highest scoring quality 
measures or the three highest scoring measures, as applicable, in 
traditional MIPS and MVP reporting.
    As discussed in section IV.A.4.d.(1)(c)(iii)(B) of this proposed 
rule, we propose to remove the current quality measure data submission 
requirement of one outcome measure (or, if an outcome measure is not 
available, one high priority measure) for traditional MIPS and MVP 
reporting and replace the requirement with a MIPS core measure data 
submission requirement. As discussed in section IV.A.4.d.(1)(c)(i) of 
this proposed rule, one of the factors considered for the proposed MIPS 
core measure selection includes an emphasis on whether the measure is 
an outcome-based measure. We refer readers to section 
IV.A.4.d.(1)(c)(i) of this proposed rule

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for additional details on the proposal to designate MIPS core measures. 
Therefore, we propose to assign zero measure achievement points for one 
quality measure if clinicians reporting traditional MIPS or MVP do not 
submit a MIPS core measure and do not attest during data submission 
that they do not have an available and applicable MIPS core measure. 
This proposal is consistent with the existing rule under Sec.  
414.1380(b)(1)(i). Under the existing policy under Sec.  
414.1380(b)(1)(i), MIPS eligible clinicians who submit data in 
accordance with Sec.  414.1325 on a greater number of measures than 
required under Sec.  414.1335 are scored only on the measures with the 
greatest number of measure achievement points. Therefore, we are not 
proposing any changes to the regulatory text for this proposal.
    We request public comment on this proposal.
(2) Small Practice Scoring Exemption Clarification for MIPS Core 
Measures
    Historically, we have heard from clinicians in small practices that 
they face unique challenges to successfully participate in MIPS. To 
further support clinicians in small practices, who often have limited 
resources to successfully participate in MIPS, we implemented policies 
to provide them with more flexibilities. For example, as described 
under Sec.  414.1380(b)(1)(v)(C), beginning with the CY 2019 
performance period/2021 MIPS payment year, MIPS eligible clinicians in 
small practices receive 6 measure bonus points if they submit data to 
MIPS on at least 1 quality measure. To continue the existing 
flexibilities and further support clinicians in small practices, we 
propose in section IV.A.4.d.(1)(c)(iii)(C) of this proposed rule that 
small practice clinicians participating in both traditional MIPS and 
MVP reporting would be exempt from the MIPS core measure reporting 
requirement. Under this proposal, clinicians in small practices are not 
required to submit MIPS core measures and would not need to attest 
during data submission if they do not have an available and applicable 
MIPS core measure. The existing regulation text under Sec.  
414.1380(b)(1)(i) states that MIPS eligible clinicians receive zero 
measure achievement points for each measure required under Sec.  
414.1335 for which no data is submitted in accordance with Sec.  
414.1325. Consistent with the existing regulation at Sec.  
414.1380(b)(1)(i) and given the proposal to exempt small practices from 
the MIPS core measure requirement in section IV.A.4.d.(1)(c)(iii)(C) of 
this proposed rule, we would not assign zero measure achievement points 
for one MIPS core measure if clinicians in small practices do not 
submit data for such measure in traditional MIPS and MVP reporting. If 
a small practice chooses to submit data on a MIPS core measure, we 
would include the core measure in the quality performance category 
score only if the MIPS core measure is one of the six highest scoring 
measures in traditional MIPS or one of the four highest scoring 
measures in MVP reporting, in accordance with the existing regulation 
under Sec.  414.1380(b)(1)(i). We refer readers to Appendix 1: MIPS 
Quality Measures of this proposed rule for details on the proposed MIPS 
core measures inventory for the CY 2027 performance period/2029 MIPS 
payment year.
(3) Scoring Topped Out Measures
(a) Background on Scoring Topped Out Measures
    We refer readers to the CY 2017, CY 2018, and CY 2019 Quality 
Payment Program final rules (81 FR 77282 through 77287, 82 FR 53721 
through 53727), the CY 2023, CY 2025, and CY 2026 PFS final rules (83 
FR 59761 through 59765, 88 FR 70090 and 70091, 89 FR 98428 through 
98435, and 90 FR 49902 through 49908), and Sec.  414.1380(b)(1)(iv) for 
established topped out measure scoring policies.
    Topped out measures are measures for which measure performance is 
considered so high and unvarying that meaningful distinctions and 
improvements in performance can no longer be made (81 FR 77136). 
Section 1848(q)(3)(B) of the Act requires that in establishing 
performance standards with respect to measures and activities, we 
consider, among other things, the opportunity for continued 
improvement. Topped out measures do not provide an opportunity for 
continued improvement, nor do payment adjustments based on topped out 
measures incentivize clinicians to improve their care. As a result, we 
finalized policies in the CY 2018 Quality Payment Program final rule 
(82 FR 53723 through 53727) to identify and cap the scoring potential 
of topped out measures. Additionally, we established policies for the 
removal of topped out measures, such as establishing the topped out 
measure lifecycle, to continue to drive quality improvement in areas 
where such improvement is possible and necessary. The topped out 
measure lifecycle is described in the CY 2018 Quality Payment Program 
final rule (82 FR 53721 through 53727). We established at Sec.  
414.1380(b)(1)(iv)(B) that we will cap scoring for topped out measures 
at seven measure achievement points in the second consecutive year that 
the measure benchmark is identified as topped out. If a measure has 
been identified as topped out for three consecutive years after being 
originally identified through the benchmarks, such measure may then be 
proposed for removal through notice-and-comment rulemaking (83 FR 
59761). This timeline, however, is not fixed. We noted our concern that 
removal of topped out measures may leave clinicians with fewer than six 
applicable measures to report and that such removal in those instances 
will impact some specialties more than others (82 FR 53721). We stated 
that consideration for ensuring available applicable measures would be 
made when considering measure removals (83 FR 59763).
    In the CY 2018 Quality Payment Program final rule (82 FR 53727), we 
established the topped out scoring cap to encourage MIPS eligible 
clinicians to submit measures that are not topped out. However, we 
created an exemption to this policy in the CY 2025 PFS final rule (89 
FR 98428 through 98435) for certain topped out measures that are 
frequently used by certain specialties impacted by limited measure 
choice (89 FR 98428 through 98435). To address scoring scenarios in 
which limited measure choice compels clinicians to report topped out 
measures with scoring caps, we finalized in the CY 2025 PFS final rule 
(89 FR 98428 through 98435) at Sec.  414.1380(b)(1)(iv)(C) that 
beginning with the CY 2025 performance period/2027 MIPS payment year, 
topped out measures frequently used by certain specialties reporting 
specialty measure sets that are impacted by limited measure choice, as 
specified in accordance with Sec.  414.1380(b)(1)(ii)(E), are not 
subject to the 7-point scoring cap. In the CY 2025 PFS final rule, we 
finalized at Sec.  414.1380(b)(1)(ii)(E) that beginning with the CY 
2025 performance period/2027 MIPS payment year, we will annually 
publish a list in the Federal Register of topped out measures 
determined to be impacted by limited measure choice. Measures included 
in the list are scored from 1 to 10 measure achievement points 
according to defined topped out measure benchmarks calculated from 
performance data in the baseline period, in which a performance rate of 
97 percent corresponds to 10 percent of the performance threshold for 
the corresponding performance year.
    In the CY 2026 PFS final rule (90 FR 49904 through 49908), we 
modified our approach for identifying the list of measures impacted by 
limited measure

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choice and subject to defined topped out measure benchmarks. We 
finalized that each specialty measure set and MVP is reviewed by 
collection type to identify if the prevalence of topped out measures 
within such a set of measures hinders a clinician's ability to 
successfully participate in the MIPS quality performance category. To 
make such a determination, we finalized a policy stating that we will 
analyze the ability of clinicians reporting the specialty measure sets 
and MVPs to reasonably achieve 75 percent of available quality 
achievement points based upon the measures available to them and 
program requirements. Specifically, at the collection type level, each 
measure is assigned points based upon the current benchmarking data: 
new measures receive 7 or 5 points based on year in the program, 
measures with benchmarks are given points based upon the highest decile 
achievable with a less than perfect score (less than 100 percent or 
greater than 0 percent for inverse measures), and measures with no 
available historic benchmark are given 0 points. All measure set points 
are added together to get an output of scoring potential; the Medicare 
Part B claims collection type measure sets have an additional 6 points 
added to the output to account for the small practice bonus. The sum of 
quality achievement points for each specialty measure set and MVP are 
then compared to the analysis threshold of 75 percent of available 
quality achievement points, based on the number of available measures. 
Any specialty measure sets or MVPs that are unable to meet or exceed 
the analysis threshold are flagged as ``at-risk.''
    Additional factors that we take into consideration include whether 
the topped out measure is considered a cross-cutting measure or is a 
broadly applicable measure, which we consider to be a measure included 
in three or more specialty sets or MVPs. We also consider whether the 
specialty measure set or MVP contains more than ten measures, by 
collection type (90 FR 49904 through 49908).
(b) Proposal of Measures Impacted by Limited Measure Choice To Be 
Subject to Defined Topped Out Benchmark for the CY 2027 Performance 
Period/2029 MIPS Payment Year
    Table C-H1 of this proposed rule contains the list of measures that 
meet the criteria for topped out measures impacted by limited measure 
choice in specialty measure sets and MVPs as finalized in the CY 2026 
PFS final rule (90 FR 49904 through 49908), and for which we are 
proposing to apply the defined topped out measure benchmark for the CY 
2027 performance period/2029 MIPS payment year.
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BILLING CODE 4169-69-C
    We had considered proposing measures 143: Oncology: Medical and 
Radiation--Pain Intensity Quantified (eCQM and MIPS CQM), 320: 
Appropriate Follow-Up Interval for Normal Colonoscopy in Average Risk 
Patient (Medicare Part B Claims and MIPS CQM), and 350: Total Knee or 
Hip Replacement: Shared Decision-Making: Trial of Conservative (Non-
surgical) Therapy (MIPS CQM) to be subject to the defined topped out 
measure benchmark for the CY 2027 performance period/2029 MIPS payment 
year since the measures meet the criteria for topped out measures in 
specialty measure sets or MVPs impacted by limited measure choice 
according to the methodology finalized in the CY 2026 PFS final rule 
(90 FR 49904 through 49908). However, we are not proposing these 
measures for the defined topped out measure benchmark for the CY 2027 
performance period/2029 MIPS payment year because we are proposing to 
remove these measures from the

[[Page 44203]]

quality performance category measure inventory for the CY 2027 
performance period/2029 MIPS payment year in section 
IV.A.4.d.(1)(e)(ii) of this proposed rule. We propose that if we do not 
finalize the removal of these measures from the MIPS quality 
performance category inventory for the CY 2027 performance period/2029 
MIPS payment year, we would score these measures with the defined 
topped out measure benchmark for the CY 2027 performance period/2029 
MIPS payment year.
    We request public comment on this proposal.
(c) Proposal to Score Topped Out MIPS Core Measures According to 
Defined Topped Out Benchmark
    In section IV.A.4.d.(1)(c)(iii)(B) of this proposed rule, we are 
proposing that MIPS eligible clinicians would need to report a MIPS 
core measure as one of their six required quality measures in 
traditional MIPS or one of their four required quality measures in MVP 
reporting, beginning in the CY 2027 performance period/2029 MIPS 
payment year. We refer readers to Appendix 1: MIPS Quality Measures of 
this proposed rule for the proposed MIPS core measure inventory. There 
are 19 proposed MIPS core measures that are topped out and subject to 
the 7-point topped out measure scoring cap for the CY 2026 performance 
period/2028 MIPS payment year. As described in section IV.B.1.b.(3)(a) 
of this proposed rule, to address scoring scenarios in which limited 
measure choice compels clinicians to report topped out measures with 
scoring caps, we finalized the defined topped out benchmark in the CY 
2025 PFS final rule (89 FR 98428 through 98435). The defined topped out 
benchmark removes the 7-point scoring cap for topped out measures and 
scores them from 1 to 10 measure achievement points according to a 
benchmark calculated from performance data in the baseline period in 
which a performance rate of 97 percent corresponds to 10 percent of the 
performance threshold for the corresponding performance year.
    The prevalence of topped out MIPS core measures, combined with the 
limited measure choice associated with MIPS core measures, could result 
in a clinician being compelled to report a topped out MIPS core measure 
as one of their six required quality measures in traditional MIPS or 
one of their four required quality measures in MVP reporting. Given the 
combination of limited measure choice and the 7-point scoring cap for 
topped out measures, we are concerned that the application of the 7-
point scoring cap to topped out MIPS core measures would penalize 
clinicians for complying with the proposed reporting requirement. 
Therefore, we are proposing that MIPS core measures in their second or 
more consecutive year of being topped out would not be subject to the 
7-point topped out measure scoring cap, and instead the measures would 
be scored from 1 to 10 measure achievement points according to the 
defined topped out benchmark.
    Subsequently, we are proposing to create the scoring methodology 
for MIPS core measures that are topped out. Thus, we are proposing to 
amend and codify at Sec.  414.1380(b)(1)(ii) by establishing a new 
provision at Sec.  414.1380(b)(1)(ii)(H), which would establish the 
scoring (1 to 10 measure achievement points) for MIPS core measures 
that have benchmarks identified as topped out for 2 or more consecutive 
years. Specifically, we are proposing to establish and codify at Sec.  
414.1380(b)(1)(ii)(H), which would determine the following: Beginning 
in the CY 2027 performance period/2029 MIPS payment year, MIPS core 
measures, which are required under Sec.  414.1335(a)(1)(i) and (ii), 
for which the benchmark for the applicable collection type is 
identified as topped out for 2 or more consecutive years, are scored 
from 1 to 10 measure achievement points according to defined topped out 
measure benchmarks calculated from performance data in the baseline 
period in which a performance rate of 97 percent corresponds to 10 
percent of the performance threshold for the corresponding performance 
year. Also, we are proposing for MIPS core measures not to be subject 
to the 7-point topped out measure scoring cap. Specifically, we are 
proposing to amend and codify at Sec.  414.1380(b)(1)(iv) by 
establishing a new provision at Sec.  414.1380(b)(1)(iv)(D), which 
would determine the following: Beginning with the CY 2027 performance 
period/2029 MIPS payment year, MIPS core measures, which are required 
under Sec.  414.1335(a)(1)(i) and (ii), are not subject to the 7 
measure achievement point cap specified at Sec.  414.1380(b)(1)(iv)(B).
    We request public comment on this proposal.
(d) Clarification Regarding Scoring Non-Topped Out Measures According 
to Historical Benchmark
    In the CY 2025 PFS final rule (89 FR 98428 through 98435), we 
finalized at Sec.  414.1380(b)(1)(ii)(E) that beginning with the CY 
2025 performance period/2027 MIPS payment year, CMS will publish a list 
in the Federal Register of topped out measures determined to be 
impacted by limited measure choice on an annual basis. Measures 
included in the list will be scored from 1 to 10 measure achievement 
points according to defined topped out measure benchmarks calculated 
from performance data in the baseline period in which a performance 
rate of 97 percent corresponds to 10 percent of the performance 
threshold for the corresponding performance year. The measures are 
identified using a methodology finalized in the CY 2026 PFS final rule 
(90 FR 49904 through 49908), which analyzes whether the prevalence of 
topped out measures within a specialty measure set or an MVP hinders a 
clinician's ability to successfully participate in the MIPS quality 
performance category. Using current benchmarking data, the analysis 
evaluates the ability of clinicians to reasonably achieve 75 percent of 
available quality achievement points given the measures available to 
them and program requirements.
    At the time of the internal analysis to inform the list of measures 
impacted by limited measure choice, the most current benchmarking data 
is for the performance period prior to that which the defined topped 
out measure benchmark would be applied. For example, we analyzed CY 
2026 benchmarks to inform the list of measures impacted by limited 
measure choice for the CY 2027 performance period/2029 MIPS payment 
year. Therefore, there are instances in which a measure is finalized to 
be scored according to the defined topped out benchmark for a given 
performance period, but it is later determined that the historic 
baseline period benchmark for that measure is not topped out for that 
performance period. This was the case for Medicare Part B Claims 
Measure 141: Primary Open-Angle Glaucoma (POAG): Reduction of 
Intraocular Pressure (IOP) by 20% OR Documentation of a Plan of Care 
for the CY 2026 performance period/2028 MIPS payment year. In the CY 
2026 PFS final rule (90 FR 49906 through 49908), we finalized Medicare 
Part B Claims Measure 141 to be scored according to the defined topped 
out measure benchmark for the CY 2026 performance period/2028 MIPS 
payment year based on an analysis of the CY 2025 performance period/
2027 MIPS payment year benchmarks, the most recently available 
benchmarks at the time of the analysis. However, the subsequently 
released benchmarks for the CY 2026 performance period/2028 MIPS 
payment year indicated that the baseline period benchmark for Medicare

[[Page 44204]]

Part B Claims Measure 141 was not topped out. Given the topped out 
measure lifecycle, as finalized in the CY 2018 Quality Payment Program 
final rule (82 FR 53721 through 53727), Medicare Part B Claims Measure 
141 would not be capped at 7 measure achievement points for the CY 2026 
performance period/2028 MIPS payment year since it was not topped out.
    If a measure is not topped out, it no longer meets the criteria for 
the removal of the 7 measure achievement point cap. We clarify that if 
a measure previously finalized for removing the 7-point cap is no 
longer topped out, it would be scored using its historical benchmark 
instead of the topped-out measure benchmark.
(e) Proposal To Modify Location for Publishing List of Measures Subject 
to Defined Topped Out Benchmark
    In the CY 2025 PFS final rule (89 FR 98428 through 98435), we 
finalized at Sec.  414.1380(b)(1)(ii)(E) to state that beginning with 
the CY 2025 performance period/2027 MIPS payment year, CMS will publish 
a list in the Federal Register of topped out measures determined to be 
impacted by limited measure choice on a yearly basis. Measures included 
in the list are scored from 1 to 10 measure achievement points 
according to defined topped out measure benchmarks calculated from 
performance data in the baseline period in which a performance rate of 
97 percent corresponds to 10 percent of the performance threshold for 
the corresponding performance year. In the CY 2026 PFS final rule (90 
FR 49904 through 49908), we finalized the methodology to identify 
topped out measures impacted by limited measure choice. We analyze 
whether the prevalence of topped out measures with a 7-point cap within 
a specialty measure set or an MVP hinders a clinician's ability to 
successfully participate in the MIPS quality performance category. This 
analysis is based on the most current benchmarking data available at 
that time. We finalized in the CY 2018 Quality Payment Program final 
rule that MIPS eligible clinicians will know the quality performance 
category measure benchmarks in advance of the performance period, when 
possible (81 FR 77271 and 77272), and that the benchmarks will be 
posted on the Quality Payment Program website (81 FR 77139).
    Given the benchmark availability timeline, the list of topped out 
measures scored from 1 to 10 measure achievement points according to 
the defined topped out measure benchmark published in the Federal 
Register for a performance period may not accurately indicate whether a 
measure is topped out for that performance period. For example, as 
discussed in section IV.B.1.b.(3)(d) of this proposed rule, a measure 
previously determined to be topped out and scored from 1 to 10 points 
for the CY 2026 performance period/2028 MIPS payment year based on data 
using the CY 2025 performance period benchmarks was later found not to 
be topped out based on the updated CY 2026 benchmarks. This occurs 
because, during the time of the analysis to identify measures impacted 
by limited measure choice, only the most recent benchmarks s from the 
prior performance period are available. For example, we analyzed CY 
2026 performance period benchmarks to inform topped out measures 
impacted by limited measure choice for the CY 2027 performance period/
2029 MIPS payment year.
    We are concerned that publishing the list of topped out measures 
impacted by limited measure choice and scored from 1 to 10 measure 
achievement points according to the defined topped out measure 
benchmark in the Federal Register, prior to the benchmark information 
for that performance period being available, can lead to confusion. To 
avoid confusion for clinicians, we are proposing that, beginning in the 
CY 2027 performance period/2029 MIPS payment year, we would publish the 
list of topped out measures impacted by limited measure choice and 
scored from 1 to 10 measure achievement points according to the defined 
topped out measure benchmark annually on the Quality Payment Program 
website at https://qpp.cms.gov. Specifically, we are proposing to 
remove the phrase ``in the Federal Register'' under Sec.  
414.1380(b)(1)(ii)(E).
    Further, we note that the measures included in this list would 
still be identified using the previously finalized methodology for 
determining topped out measures impacted by limited measure choice in 
specialty measure sets and MVPs, as finalized in the CY 2026 PFS final 
rule (90 FR 49904 through 49908). By publishing the list of topped out 
measures impacted by limited measure choice on the Quality Payment 
Program website, we would be able to update the list, once the 
benchmark information for that performance period becomes available, to 
remove measures that are not topped out for that performance period, 
consistent with the topped out measure lifecycle, finalized in the CY 
2018 Quality Payment Program final rule (82 FR 53721 through 53727). We 
refer readers to section IV.B.1.b.(3)(d) of this proposed rule for our 
discussion that measures previously finalized to be scored using the 
defined topped out benchmark would instead be scored using the baseline 
period benchmark if updated benchmark data show the measure is not 
topped out for that performance period.
    We would publish the list of topped out measures impacted by 
limited measure choice and scored from 1 to 10 measure achievement 
points according to the defined topped out measure benchmark on the 
Quality Payment Program website no later than the publication of the 
proposed rule for that CY performance period/MIPS payment year. This 
timeline would provide interested parties with sufficient opportunity 
to review and provide comments on the list of measures during the 
public comment period for that proposed rule. Once the list of topped 
out measures impacted by limited measure choice and scored from 1 to 10 
measure achievement points according to the defined topped out measure 
benchmark is finalized during rulemaking, the only changes to the list 
would be the removal of a measure because it is no longer topped out 
based on most current benchmarks published in the performance period.
    Thus, we are proposing to amend Sec.  414.1380(b)(1)(ii)(E) by 
removing the phrase ``in the Federal Register''. Also, we are proposing 
a technical amendment in Sec.  414.1380(b)(1)(ii)(E) for grammar 
purposes, which would modify the beginning of the second sentence in 
Sec.  414.1380(b)(1)(ii)(E) from ``. . . measure included in the list . 
. .'' to ``measure included on the list . . .''. The revised Sec.  
414.1380(b)(1)(ii)(E) would state: Beginning with the CY 2025 
performance period/2027 MIPS payment year, CMS will publish a list of 
topped out measures determined to be impacted by limited measure choice 
on a yearly basis. Measures included on the list are scored from 1 to 
10 measure achievement points according to defined topped out measure 
benchmarks calculated from performance data in the baseline period in 
which a performance rate of 97 percent corresponds to 10 percent of the 
performance threshold for the corresponding performance year.
    We request public comment on these proposals.

[[Page 44205]]

c. Scoring the Quality Performance Category for Medicare Shared Savings 
Program ACOs
(1) Proposal To Use Flat Benchmarks To Score Medicare Shared Savings 
Program ACOs Reporting Medicare CQMs
    In the CY 2025 PFS final rule (89 FR 98117), we finalized our 
proposal to establish new benchmarks for scoring Medicare Shared 
Savings Program ACOs on the Medicare CQMs under MIPS in alignment with 
MIPS benchmarking policies. As historical Medicare CQM data would not 
be available, we finalized that for performance years 2024 and 2025, we 
will score Medicare CQMs using performance period benchmarks. We also 
finalized that, for performance year 2026 and subsequent performance 
years, when baseline period data are available to establish historical 
benchmarks in a manner that is consistent with the MIPS benchmarking 
policies at Sec.  414.1380(b)(1)(ii), we would score Medicare CQMs 
using historical benchmarks. In the CY 2025 PFS final rule, we also 
finalized our proposal to add Sec.  414.1380(b)(1)(ii)(F) to state that 
beginning in the CY 2025 performance period/2027 MIPS payment year, 
measures of the Medicare CQM collection type would be scored using flat 
benchmarks for their first two performance periods in MIPS (89 FR 
98120).
    As described in section III.G.3.c. of this proposed rule, we are 
proposing to modify Sec.  414.1380(b)(1)(ii)(F) by removing the 
applicability of the first two performance periods to the use of flat 
benchmarks and extending the use of flat benchmarks to score all 
Medicare CQMs for performance year 2025 and subsequent performance 
years. Also, we are proposing to retroactively apply flat benchmarks to 
Quality IDs 001 (Diabetes: Glycemic Status Assessment Greater Than 9%), 
134 (Preventive Care and Screening: Screening for Depression and 
Follow-up Plan), and 236 (Controlling High Blood Pressure), if reported 
via the Medicare CQMs collection type for performance year 2026.
    Specifically, we are proposing to amend and codify at Sec.  
414.1380(b)(1)(ii)(F), by converting such section to a title section 
entitled ``Medicare CQMs collection type benchmarks'' and establishing 
Sec.  414.1380(b)(1)(ii)(F)(1) and (2). In Sec.  
414.1380(b)(1)(ii)(F)(1), we are proposing that for the CY 2025 
performance period/2027 MIPS payment year, measures of the Medicare 
CQMs collection type would utilize flat benchmarks for their first two 
performance periods in MIPS. In Sec.  414.1380(b)(1)(ii)(F)(2), we are 
proposing to retroactively apply the utilization of flat benchmarks for 
the Medicare CQMs collection type beginning with the CY 2026 
performance period/2028 MIPS payment year. Specifically, we are 
proposing that beginning with the CY 2026 performance period/2028 MIPS 
payment year, measures of the Medicare CQMs collection type would 
utilize flat benchmarks. We refer readers to section III.G.3.c. of this 
proposed rule for further discussion regarding the extension of 
applying the utilization of flat benchmarks for the Medicare CQMs 
collection type, including discussion about the retroactive use of flat 
benchmarks for the Medicare CQMs collection type in the CY 2026 
performance period/2028 MIPS payment year.
    We request public comment on these proposals.
(2) Proposal To Use Flat Benchmarks To Score Medicare Shared Savings 
Program ACOs Reporting Medicare eCQMs
    As described in section III.G.3.d.(3) of this proposed rule, we are 
proposing to develop a policy that establishes the utilization of flat 
benchmarks for measures of the newly proposed Medicare eCQMs collection 
type reported by Medicare Shared Savings Program ACOs. As a result, 
Medicare eCQMs would be scored using flat benchmarks beginning with the 
2027 performance period. To effectuate such proposal under MIPS for 
purposes of assessing and scoring performance for the quality 
performance category, we are proposing to add Sec.  
414.1380(b)(1)(ii)(G) to establish a new provision specific to 
benchmarks for measures of the Medicare eCQMs collection type, entitled 
``Medicare eCQMs collection type benchmarks.'' Subsequently, we are 
proposing to add Sec.  414.1380(b)(1)(ii)(G)(1), which establishes the 
utilization of flat benchmarks under the Medicare eCQMs collection 
benchmarks provision established at Sec.  414.1380(b)(1)(ii)(G). 
Specifically, we are proposing in Sec.  414.1380(b)(1)(ii)(G)(1) to 
establish that beginning with the CY 2027 performance period/2029 MIPS 
payment year, measures of the Medicare eCQMs collection type would 
utilize flat benchmarks.
    We request public comment on this proposal.
d. Scoring the Promoting Interoperability Performance Category
Proposal To Modify the Scoring of the Electronic Prior Authorization 
Measure for CY 2027 Performance Period/2029 MIPS Payment Year
    In section IV.A.4.d.(4)(f)(ii) of this proposed rule, we are 
proposing to modify the Electronic Prior Authorization measure by 
changing the measure from a required measure to an optional measure and 
eligible for 10 bonus points when MIPS eligible clinicians 
affirmatively attest (``Yes'' response) to meeting the requirements of 
the measure for the CY 2027 performance period/2029 MIPS payment year. 
We believe that the allocation of 10 bonus points is an appropriate and 
effective incentive to promote the adoption and use of certified 
technology for requesting electronic prior authorizations among MIPS 
eligible clinicians. To account for the allocation of bonus points 
specific to the Electronic Prior Authorization measure for the CY 2027 
performance period/2029 MIPS payment year, the scoring methodology for 
optional measures available for bonus points needs to be amended.
    In Sec.  414.1380(b)(4)(ii)(C)(3), the optional measures available 
for reporting are not identified or categorized by objective; however, 
the applicable optional measures available in the MIPS Promoting 
Interoperability performance category as of the CY 2026 performance 
period (Syndromic Surveillance Reporting, Public Health Registry 
Reporting, Clinical Data Registry Reporting, and Public Health 
Reporting Using TEFCA) are all under the Public Health and Clinical 
Data Exchange objective. When reporting one, more than one, or all such 
optional measures, the total number of bonus points that could be 
earned is five bonus points. To distinguish between such optional 
measures that are available under the Public Health and Clinical Data 
Exchange objective and the Electronic Prior Authorization measure as an 
optional measure for the CY 2027 performance period/2029 MIPS payment 
year that is under the Health Information Exchange objective and has an 
allocation of 10 bonus points, we are proposing to modify the scoring 
methodology to account for the optional measures available under each 
applicable objective within the MIPS Promoting Interoperability 
performance category.
    We are proposing to modify the scoring methodology for optional 
measures to reflect an allocation of a total of five bonus points when

[[Page 44206]]

reporting one, more than one, or all optional measures (Syndromic 
Surveillance Reporting, Public Health Registry Reporting, Clinical Data 
Registry Reporting, and Public Health Reporting Using TEFCA) available 
under the Public Health and Clinical Data Exchange objective bonus and 
an allocation of a total of 10 bonus points when reporting the optional 
Electronic Prior Authorization measure for the CY 2027 performance 
period/2029 MIPS payment year available under the Health Information 
Exchange objective.
    Thus, we are proposing to amend Sec.  414.1380(b)(4)(ii)(C)(3) by 
modifying the provision to identify the MIPS Promoting Interoperability 
performance category objective, specifically the Public Health and 
Clinical Data Exchange objective, in which the applicable optional 
measures are available to earn a total of five bonus points when 
reporting one, more than one, or all optional measures. Specifically, 
we are proposing to amend Sec.  414.1380(b)(4)(ii)(C)(3) by modifying 
the provision to indicate that the total number of bonus points 
available to be earned when reporting one optional measure, more than 
one optional measure, or all optional measures under the Public Health 
and Clinical Data Exchange objective is a total of five bonus points 
beginning with the CY 2026 performance period/2028 MIPS payment year. 
Additionally, we are proposing to establish a new provision at Sec.  
414.1380(b)(4)(ii)(C)(4) to account for the Electronic Prior 
Authorization measure being an optional measure under the Health 
Information Exchange objective and having an allocation of a total of 
10 bonus points for the CY 2027 performance period/2029 MIPS payment 
year. Specifically, we are proposing to establish Sec.  
414.1380(b)(4)(ii)(C)(4), which would determine that the total number 
of bonus points available to be earned when reporting the Electronic 
Prior Authorization optional measure is a total of 10 bonus points for 
the CY 2027 performance period/2029 MIPS payment year. The 
establishment of such provision (only applicable to the CY 2027 
performance period/2029 MIPS payment year) would enable a MIPS eligible 
clinician to earn 10 bonus points for affirmatively attesting that they 
requested a prior authorization electronically using CEHRT to send a 
request through a payer's Prior Authorization API for at least one 
medical item or service (excluding drugs) ordered within the CY 2027 
performance period/2029 MIPS payment year.
    We request public comment on this proposal.
e. MVP Scoring Request for Information
    As discussed in section IV.A.3.c. of this proposed rule, we are 
proposing to move to full implementation of MVP reporting beginning in 
the CY 2029 performance year/2031 MIPS payment year. As a part of the 
transition to full MVP implementation, we intend to examine current MVP 
scoring policies to align with full MVP reporting. For example, we 
could consider scoring approaches that allow us to more fairly compare 
performance of clinicians within the same MVP. MVPs focus on measures 
that are relevant to a given specialty and offer clinicians with 
meaningful groupings of measures and activities that relate to a 
specialty or medical condition. Reporting from these smaller, more 
aligned sets of quality and cost measures, improvement activities, and 
foundational layer of Promoting Interoperability measures and 
population health measures allows for performance measurement that more 
closely compares clinicians within the same specialty and provides 
connected assessment of quality of care.
    In the CY 2022 PFS final rule (86 FR 65419 through 65427), we 
finalized policies for MVP scoring at Sec.  414.1365(d). We noted that 
unless there was a compelling reason to adopt a different scoring 
policy to further the goals of the MVP framework, we generally applied 
the traditional MIPS scoring policies to MVPs to reduce complexity as 
clinicians transition to reporting MVPs.
    In the CY 2025 PFS proposed rule, we issued an RFI on how we can 
achieve full MVP implementation as we move toward the sunsetting of 
traditional MIPS (89 FR 62011 through 62016). In response to that RFI, 
we received feedback from interested parties regarding the scoring of 
MVPs. Commenters discussed scoring fairness within MVP reporting and 
across MVPs. Specifically, commenters shared concerns about the 
availability of measures in an MVP, having topped out measures with a 
7-point cap, and reporting Class 2 measures that cannot be scored based 
on performance due to the lack of a benchmark or failure to meet the 
case minimum.
    We recognize that MVP performance data is currently limited as we 
have data from only the CY 2023 through 2025 performance periods/2025 
through 2027 MIPS payment years and MVP participation remains nascent 
in the early years. Hence, a small number of MIPS eligible clinicians 
voluntarily reported MVPs during those three performance periods. While 
additional data will be needed to confirm any findings, we are 
assessing whether an MVP score normalization is needed within an MVP to 
ensure scoring fairness across MVPs. We are also considering the timing 
for implementing a new MVP scoring methodology: beginning with the CY 
2029 performance period/2031 MIPS payment year, consistent with the 
proposed timeline for full MVP implementation described in section 
IV.A.3.c. of this proposed rule, or whether an earlier pilot rollout 
would be appropriate to give clinicians experience with the new scoring 
approach while traditional MIPS reporting is available. We request 
feedback on when a potential change to MVP scoring should be 
implemented.
    As we move toward the full implementation of MVPs in the CY 2029 
performance period/2031 MIPS payment year, we are exploring scoring 
policies that consider commenter feedback and align with the intended 
goals of MVPs. Specifically, we are exploring an MVP scoring 
methodology and policies to fairly evaluate and reward MVP participants 
for delivering high-quality and low-cost care by comparing clinician 
performance to others reporting the same MVP. As we consider policy 
options for MVP scoring, we are seeking comments on the following 
questions to further discussion and considerations for the future of 
MVP scoring.
     We are seeking feedback on a scoring methodology that 
would help us ensure appropriate comparisons between clinicians 
participating in different MVPs, with each MVP focusing on measures and 
activities that are relevant to a given specialty or medical condition.
    ++ Prior to MIPS payment adjustment determination, should we 
consider normalizing scores, such that MIPS eligible clinicians 
reporting a given MVP would have their scores compared to other MIPS 
eligible clinicians reporting the same MVP? If so, should normalization 
occur at the final score level or at a performance category level? If 
at a performance category level, which performance category(ies) should 
be normalized?
    ++ For example, should we consider normalizing performance category 
or final scores using a methodology similar to the current standard-
deviation based benchmark methodology used to score cost and 
administrative claims-based quality measures. Current cost and 
administrative claims-based quality measures use performance period 
standard deviation, median, and an

[[Page 44207]]

anchored point value that is derived from the performance threshold.
    ++ How would a new scoring approach of normalizing final scores 
influence provider behaviors?
    ++ How would a new scoring approach of normalizing performance 
category scores influence provider behaviors?
    ++ Should we normalize scores within each MVP to result in similar 
distributions of scores across MVPs? We anticipate doing so would 
change scores based on a clinician's relative performance within their 
MVP. Would this approach justify the interest of scoring fairness 
across MVPs while impacting final scores and payment adjustments?
     We are also soliciting feedback on any additional scoring 
methodologies or approaches we should consider to ensure fairness 
within and across MVPs.
     While we are considering scoring fairness within and 
across specialty-based MVPs as a primary goal for the future of MVP 
scoring, we are also interested in other goals to consider.
    ++ For example, should we consider whether MVP scoring policies 
provide more meaningful rewards for the high performing clinicians via 
larger positive payment adjustments?
    ++ Given that MIPS is a budget-neutral program, would an increase 
in rewards for high performers warrant the trade-off of having more 
clinicians receiving negative payment adjustments?
    ++ Some scoring approaches may increase scoring fairness within and 
across MVPs while it may also reduce a clinician's ability to predict 
their performance category or final score. However, clinicians and 
practices still have access to the benchmarks used for normalization in 
the prior year. How could we better support scoring transparency and 
predictability as a key consideration for the future of MVP scoring?
     If we move forward with proposing a scoring normalization 
for MVPs in future rulemaking, what resource materials would be most 
helpful to understand and navigate new MVP scoring policies?
    Please note, this is an RFI only. In accordance with the 
implementing regulations of the Paperwork Reduction Act of 1995 (PRA), 
specifically 5 CFR 1320.3(h)(4), this general solicitation is exempt 
from the PRA. Facts or opinions submitted in response to general 
solicitations of comments from the public, published in the Federal 
Register or other publications, regardless of the form or format 
thereof, provided that no person is required to supply specific 
information pertaining to the commenter, other than that necessary for 
self-identification, as a condition of the agency's full consideration, 
are not generally considered information collections and therefore not 
subject to the PRA.
f. Proposed Improvement Activities Scoring for APMs
    In the CY 2017 Quality Payment Program final rule (81 FR 77008 
through 77012), we established policies for scoring the improvement 
activities performance category, including criteria for weighting and 
attestation. In that same rule, we also established special scoring 
provisions for MIPS eligible clinicians participating in Alternative 
Payment Models (APMs), recognizing that such clinicians are often 
already engaged in activities aligned with MIPS improvement activities 
through their APM participation. Specifically, we finalized a policy 
under Sec.  414.1380(b)(3)(i) to assign a minimum score for the 
improvement activities performance category for MIPS eligible 
clinicians participating in APMs (81 FR 77096). We explained that this 
approach was intended to reduce reporting burden while acknowledging 
that APM participants are typically undertaking practice improvement 
efforts consistent with the goals of the improvement activities 
performance category.
    We have maintained this policy in subsequent rulemaking, 
specifically the CY 2021 PFS final rule (85 FR 84472), we attempted to 
ensure that scoring this category did not inadvertently harm 
participants. However, in doing so we introduced scenarios where IA 
scores for some APM participants would not be awarded credit as 
established in section 1848(q) of the Act.
    We are proposing to revise Sec.  414.1380(b)(3)(i) to clarify and 
maintain that, for MIPS eligible clinicians participating in APMs, the 
improvement activities performance category score is at least 50 
percent. This revision is consistent with the policy we established in 
the CY 2017 Quality Payment Program.
    We request public comment on this proposal.

H. Third Party Intermediaries General Requirements

1. Background
    We refer readers to 42 CFR 414.1305,414.1400, the CY 2017 Quality 
Payment Program final rule (81 FR 77362 through 77390), the CY 2018 
Quality Payment Program final rule (82 FR 53806 through 53819), the CY 
2019 PFS final rule (83 FR 59894 through 59910), the CY 2020 PFS final 
rule (84 FR 63049 through 63080), the May 8th COVID-19 IFC (85 FR 27594 
and 27595), the CY 2021 PFS final rule (85 FR 84926 through 84947), the 
CY 2022 PFS final rule (86 FR 65538 through 65550), CY 2023 PFS final 
rule (87 70102 FR through 70109), the CY 2024 PFS final rule (88 FR 
79381 through 79394), the CY 2025 PFS final rule (89 FR 98459), and the 
CY 2026 PFS final rule (90 FR 49920) for our previously established 
policies regarding third party intermediaries.
    In this section of the proposed rule, we propose to update our 
requirements for third party intermediaries related to conditions for 
approval for Qualified Clinical Data Registries (QCDRs) and qualified 
registries, remove the additional requirements for health IT vendors, 
and update our remedial action/termination policies. Specifically, we 
propose the following:
     Additional Requirements for Health IT Vendors:
    ++ Clarifying that additional requirements for health IT vendors do 
not apply beginning with the CY 2025 performance period/2027 MIPS 
payment year, because beginning in the CY 2025 performance period/2027 
MIPS payment year health IT vendors are no longer allowed to submit 
MIPS data as a third-party intermediary,
     Conditions for Approval:
    ++ Clarifying that performance feedback reports would be provided 
based on participation level (for example, individual, group, subgroup, 
virtual group, or APM entity).
    ++ Updating the existing two policies in which (1) a third party 
intermediary with fewer than 10 Quality Payment Program participants 
submitting MIPS data must audit all Quality Payment Program 
participants and (2) a third party intermediary submitting data for 
Quality Payment Program participants with fewer than 5 patient records 
must audit all patient records.
    ++ Updating the policy in which third party intermediaries that do 
not submit data for one year are required to submit a self-nomination 
participation plan.
    ++ Modifying the qualified postings' policy in which changes to the 
information submitted should not be done after the qualified posting is 
publicly posted on the Quality Payment Program's Resource Library page.
    ++ Revising existing policies to specify a QCDR or a qualified 
registry must be able to submit to CMS data for at least six quality 
measures including at least one MIPS core measure to align with the 
proposed removal of high priority designation from MIPS quality

[[Page 44208]]

measures and the MIPS core measure reporting requirements in section 
IV.A.4.d.(1)(c) of this proposed rule.
     Remedial Action and Termination of Third Party 
Intermediaries:
    ++ Clarifying that if a third party intermediary does not submit 
data for one year, they would be required to provide documentation and 
would be terminated if documentation cannot be provided and/or the 
documentation shows that they would not be submitting data for the 
given MIPS performance period.
2. Proposal To Further Clarify in Regulation Text That Health IT 
Vendors Can Not Submit Data Beginning With the CY 2025 Performance 
Period/2027 MIPS Payment Year and That Preexisting Requirements for 
Health IT Vendors No Longer Apply
    In the CY 2017 Quality Payment Program final rule (81 FR 77377 
through 77382), we established the category of health IT vendors as a 
type of third party intermediary in the Quality Payment Program. In the 
CY 2019 PFS final rule, we codified the definition of a health IT 
vendor as an entity that supports the health IT requirements on behalf 
of a MIPS eligible clinician (including obtaining data from a MIPS 
eligible clinician's Certified Electronic Health Record Technology 
(CEHRT) (83 FR 59907). In the CY 2022 PFS final rule (86 FR 65541), we 
finalized a reorganization of the regulatory text governing third party 
intermediaries to improve clarity and readability. In that revised 
text, we established general requirements at Sec.  414.1400(a), 
additional requirements for QCDRs and qualified registries at Sec.  
414.1400(b), and additional requirements for health IT vendors at Sec.  
414.1400(c).
    The CY 2024 PFS final rule eliminated health IT vendors from the 
category of third party intermediaries in the Quality Payment Program 
beginning in the CY 2025 performance period/2027 MIPS payment year at 
Sec.  414.1400(a)(1)(iii) (88 FR 79390 and 79391). We noted that the 
removal of health IT vendors from the definition of third party 
intermediary would not preclude the vendors from assisting MIPS 
eligible clinicians with reporting under the program by providing their 
technology for clinicians to directly report under MIPS. We also noted 
that eliminating the category of health IT vendor as a distinct type of 
third party intermediary created a clearer distinction between (1) 
vendors that are submitting data to CMS for the purposes of MIPS and 
must meet the requirements of a qualified registry or QCDR, and (2) 
vendors that work with clinicians through the sale and support of 
health IT permitting the clinician or group to submit the data.
    We recognize that Sec.  414.1400(c)(1) outlines additional 
requirements for health IT vendors submitting data for the MIPS 
performance category beginning with the CY 2021 performance period/2023 
MIPS payment year even though we removed the category of health IT 
vendors for the Quality Payment Program beginning in the CY 2025 
performance period/2027 MIPS payment year at Sec.  414.1400(a)(1)(iii). 
These requirements being left in the regulation text caused confusion 
for some organizations interested in serving as third party 
intermediaries because it was not clear that these additional 
requirements for health IT vendors were no longer in place. If an 
organization that was previously under the health IT vendor category as 
a third party intermediary would like to continue serving as a third 
party intermediary for the Quality Payment Program, they must meet the 
requirements to become a qualified registry or QCDR.
    Therefore, to reduce confusion and further clarify our existing 
policies, we propose to add at Sec.  414.1400(c)(2) that beginning with 
the CY 2025 performance period/CY 2027 MIPS payment year, health IT 
vendors cannot submit MIPS data unless they meet the requirements for a 
qualified registry or QCDR. We also propose to modify Sec.  
414.1400(c)(1) to clarify that the additional requirements for health 
IT vendors only apply for the CY 2021 performance period/CY 2023 MIPS 
payment year through the CY 2024 performance period/2026 MIPS payment 
year, when health IT vendors were still a separate type of third party 
intermediaries.
    We request public comment on these proposals.
3. Conditions for Approval
a. Proposal To Provide Performance Feedback Reports at the Level of 
Data Submitted
    In the CY 2017 Quality Payment Program final rule, we established 
requirements for performance feedback for QCDRs (81 FR 77367 through 
77374) and qualified registries (81 FR 77383 through 77387) to provide 
timely feedback, at least four times a year, on all MIPS performance 
categories that the QCDR or qualified registry would report. We also 
finalized that the feedback should be given to the individual MIPS 
eligible clinician or group (if participating as a group) at the 
individual participant level or group level, as applicable, for which 
the QCDR or qualified registry reports. In the CY 2020 PFS final rule, 
we codified the requirement for QCDRs (84 FR 63057 and 63058) and 
qualified registries (84 FR 63076 and 63077) to provide timely feedback 
at least four times per year along with a new requirement to provide 
specific feedback to their clinicians and groups on how they compare to 
other clinicians who have submitted data on a given measure. In the CY 
2022 PFS final rule (86 FR 65538 through 65550), we reorganized and 
consolidated the regulatory text governing third party intermediaries 
for clarity and simplicity and specifically to consolidate regulations 
that applied identically to both QCDRs and qualified registries. In 
that reorganization, the previously established policy for QCDRs and 
qualified registries to provide feedback which had been established at 
Sec.  414.1400(b)(1) and (c)(1) was consolidated and redesignated at 
Sec.  414.1400(b)(3)(iii) without a change in requirements. In the 
initial codification of the requirements for performance feedback in 
the CY 2020 PFS final rule for QCDRs (84 FR 63057 and 63058) and 
qualified registries (84 FR 63076 and 63077), we did not codify but 
also did not propose to remove the requirements previously established 
in the CY 2017 Quality Payment Program final rule for QCDRs (81 FR 
77367 through 77374) and qualified registries (81 FR 77383 through 
77387) that the feedback should be given to the individual MIPS 
eligible clinician or group (if participating as a group) at the 
individual participant level or group level, as applicable, for which 
the QCDR or qualified registry reports. We also did not refer to this 
requirement in the CY 2022 PFS final rule reorganization and 
redesignation of the regulatory text.
    We have identified situations in which QCDRs or qualified 
registries provide the required performance feedback, but the feedback 
may reflect the performance of the individual when the clinician is 
reporting within a group. Alternatively, the feedback report reflects 
the performance of a group, but it was the individual that is 
reporting. We believe that this undermines the improvement opportunity 
that is inherent in these feedback reports and the value of these QCDRs 
and qualified registries. For this reason, we propose to add at Sec.  
414.1400(b)(3)(iii) that QCDRs and qualified registries must provide 
the performance feedback at the level at which the data was or will be 
submitted (for example, individual, group, virtual group, subgroup, APM 
entity). This proposal would codify the requirements

[[Page 44209]]

that were previously established but not codified in the CY 2017 
Quality Payment Program final rule for QCDRs (81 FR 77367 through 
77374) and qualified registries (81 FR 77383 through 77387) to provide 
feedback at the level at which data is submitted. We also propose to 
remove the term ``clinicians and groups'' in both places in this 
portion of the regulation. We believe that this requirement aligns with 
the requirement originally established in the CY 2017 Quality Payment 
Program Rule (81 FR 77363) but reflects the increased types of 
reporting entities available to MIPS eligible clinicians to include 
individuals, groups, virtual groups, subgroups, and APM entities.
    We request public comment on these proposals.
b. Data Validation Requirements
(1) Background
    Section 414.1400(b)(3)(v) outlines the requirements for a third 
party intermediary's annual data validation audit. As finalized in the 
CY 2024 PFS final rule (88 FR 79388), specified at Sec.  
414.1400(b)(3)(v)(E), the QCDR or qualified registry must conduct each 
data validation audit using a sampling methodology that meets the 
following requirements: (1) Uses a sample size of at least 3 percent of 
a combination of individual clinicians, groups, virtual groups, 
subgroups and APM entities for which the QCDR or qualified registry 
will submit data to CMS, except that the sample size may be no fewer 
than a combination of 10 individual clinicians, groups, virtual groups, 
subgroups and APM entities, and no more than a combination of 50 
individual clinicians, groups, virtual groups, subgroups and APM 
entities; and (2) Uses a sample that includes at least 25 percent of 
the patients of each individual clinician, group, virtual group, 
subgroup or APM entity in the sample, except that the sample for each 
individual clinician, group, virtual group, subgroup or APM entity must 
include a minimum of 5 patients and need not include more than 50 
patients.
(2) Proposal To Update Sampling Methodology for Data Validation 
Purposes
    We noticed that recently certain third party intermediaries are 
using less than the minimum sample size as required by Sec.  
414.1400(b)(3)(v)(E), which raises concern as to whether the data 
sample that is being submitted is adequate. Hence, to ensure that our 
data remains true, accurate, and complete, we propose the following 
updates:
     If the third party intermediary submits MIPS data to CMS 
for fewer than 10 Quality Payment Program participants, the data 
validation audit sample must include all Quality Payment Program 
participants. Hence, we propose to modify the existing requirements at 
Sec.  414.1400(b)(2)(v)(E)(1) and (2) that govern a QCDR or qualified 
registry's data validation audit sampling methodology. Specifically, we 
propose at Sec.  414.1400(b)(2)(v)(E)(1) that if the intermediary 
submits MIPS data to CMS for fewer than 10 Quality Payment Program 
participants, the data validation audit sample must include all Quality 
Payment Program participants. If the intermediary submits data for 10 
or more Quality Payment Program participants, it must use a sample size 
of at least 3 percent of a combination of the individual MIPS eligible 
clinicians, groups, virtual groups, subgroups and APM entities for 
which the QCDR or qualified registry will submit data to CMS, except 
that the sample size may be no fewer than a combination of 10 
individual clinicians, groups, virtual groups, subgroups, or APM 
entities, and no more than a combination of 50 individual clinicians, 
groups, virtual groups, subgroups and APM entities.
     If there are fewer than 5 patient records from a Quality 
Payment Program participant, the patient record audit sample must 
include all patient records. Hence, we propose at Sec.  
414.1400(b)(2)(v)(E)(2) that if there are fewer than 5 patient records, 
the patient record audit sample must include all patient records. If 
there are 5 or more patient records, the intermediary must use a sample 
that includes at least 25 percent of the patient records of the 
individual clinician, group, virtual group, subgroup, or APM entity in 
the sample, except that the sample for each individual clinician, 
group, virtual group, subgroup or APM entity must include a minimum of 
5 patients and need not include more than 50 patients.
    These updates would help third party intermediaries submit data 
that is true, accurate, and complete while meeting their submission 
requirements for data validation purposes.
    We request public comment on these proposals.
c. Proposal To Require a Submission of a Self-Nomination Plan for Third 
Party Intermediaries That Do Not Submit Data for One Year
    In the CY 2022 PFS final rule, we noted that we had identified 
several QCDRs and qualified registries that continued to self-nominate 
to become a third party intermediary for the MIPS program but had not 
submitted clinician, group, or virtual group data to CMS (86 FR 65545). 
We further noted as the MIPS program continues to mature, we wished to 
reduce the number of third party intermediaries that self-nominate to 
become a CMS-approved third party intermediary but do not actively 
participate in the MIPS program. Maintaining these vendors who do not 
actively participate does not provide a benefit to the MIPS program, 
rather it creates interested parties confusion by including these 
vendors in our qualified postings. We also noted that our goal was to 
decrease the operational burden on CMS and those third party 
intermediaries that do not submit MIPS data to CMS (86 FR 65546).
    Accordingly, we finalized requirements for approved QCDRs and 
qualified registries that have not submitted performance data to submit 
a participation plan as part of their self-nomination process. We 
finalized an incremental approach to addressing this issue. First, at 
Sec.  414.1400(b)(3)(vii), we finalized a participation plan 
requirement, which requires a QCDR or qualified registry that was 
approved but did not submit data for any of the CY 2017 through 2020 
performance periods/2019 through 2022 MIPS payment years to submit a 
participation plan in order to be approved for the CY 2023 performance 
period/2025 MIPS payment year (86 FR 65545 and 65546). Second, at Sec.  
414.1400(b)(3)(viii), we finalized that a QCDR or qualified registry 
that was approved but did not submit any MIPS data for either of the 2 
years preceding the applicable self-nomination period must submit a 
participation plan in order for it to be approved for the CY 2024 
performance period/2026 MIPS payment year or a future performance 
period/payment year (86 FR 65546).
    While this policy has reduced the number of QCDRs and Qualified 
Registries that do not submit data, some QCDRs and Qualified Registries 
are still being listed on the qualified posting for as long as three 
years without submitting data. Maintaining these third party 
intermediaries that do not actively participate does not provide a 
benefit to the MIPS program, rather it creates confusion for interested 
parties by including these third party intermediaries in our qualified 
postings. We continue to emphasize that our goal is to continue 
decreasing the operational burden on CMS and interested parties. CMS 
would decrease its operational burden by eliminating the need to screen 
these third party intermediaries.
    In an effort to avoid further confusion, reduce administrative 
burden for both

[[Page 44210]]

CMS and interested parties, and ensure compliance, we propose to reduce 
the timeframe available for a QCDR or qualified registry that was 
approved but did not submit any MIPS data to submit a participation 
plan. Currently, a QCDR or qualified registry must submit a 
participation plan if they do not submit data for either of the 2 years 
preceding the applicable self-nomination period. We propose to require 
a QCDR or qualified registry to submit a participation plan if they do 
not submit data for the year preceding the applicable self-nomination 
period. We propose to redesignate and amend Sec.  414.1400(b)(3)(viii) 
and add Sec.  414.1400(b)(3)(viii)(A) and (B). Additionally, we also 
note that we encourage QCDRs and qualified registries to implement the 
participation plan at the beginning of the calendar year instead of 
waiting until the self-nomination period, which generally opens on July 
1 and closes on September 1 of the year prior to the applicable MIPS 
performance period.
    In summary, we specifically propose to redesignate the existing 
text at Sec.  414.1400(b)(3)(viii) to Sec.  414.1400(b)(3)(vii)(B) and 
amend the text to reflect that this requirement applies from the CY 
2024 performance period/2026 MIPS payment year through the CY 2026 
performance period/2028 MIPS payment year. Additionally, we also 
propose to add at Sec.  414.1400(b)(3)(vii)(C) that beginning with the 
CY 2027 performance period/2029 MIPS payment year, a QCDR or qualified 
registry that was approved but did not submit any MIPS data for the 
year preceding the applicable self-nomination period must submit a 
participation plan for CMS' approval. This participation plan must 
include the QCDR's and/or qualified registry's detailed plans about how 
the QCDR or qualified registry intends to encourage clinicians to 
submit MIPS data to CMS through the QCDR or qualified registry. We also 
propose to redesignate the existing text at Sec.  414.1400(b)(3)(vii) 
to at Sec.  414.1400(b)(3)(vii)(A) and add the heading participation 
plan for third party intermediary not submitting data at Sec.  
414.1400(b)(3)(vii).
    We request public comment on these proposals.
d. Proposal To Update Qualified Posting
    Every year, CMS publishes a qualified posting on the CMS website 
containing a list of all CMS-approved third party intermediaries that 
have self-nominated to submit data on behalf of MIPS eligible 
clinicians for the MIPS performance period. This list is updated to 
account for withdrawals, remedial action, or termination of third party 
intermediaries. The qualified posting contains information about 
approved third party intermediaries such as organization details, 
information about remedial action or termination, supported performance 
categories, specialty focus, a description of services they provide and 
associated costs, reporting options (MVP versus traditional MIPS) and 
participation options (individual clinician, group, subgroup, virtual 
group, APM entity) supported, and measures they are approved to 
support. MIPS eligible clinicians can refer to information in the 
qualified posting to identify and select a third party intermediary.
    In the CY 2017 Quality Payment Program final rule (81 FR 77367 
through 77369 and 77384 through 77385), we established that QCDRs and 
qualified registries must sign a document that verifies their name, 
contact information, cost for MIPS eligible clinicians or groups to use 
the qualified registry, services provided, and the specialty-specific 
measure sets the qualified registry intends to report. As technology 
progressed, we no longer needed third party intermediaries to sign a 
document and instead required an attestation. We became aware that this 
requirement was no longer consistent with our established policy in 
describing the manner in which the QCDR or qualified registry documents 
this information. To align with current processes, we finalized in the 
CY 2024 PFS final rule to add Sec.  414.1400(b)(3)(xiv), which required 
that QCDRs and qualified registries attest that the information listed 
on the qualified posting is accurate (88 FR 79385). Additionally, we 
also finalized in the CY 2024 final rule, at Sec.  414.1305, to define 
qualified posting as the document made available by CMS that lists 
QCDRs or qualified registries available for use by MIPS eligible 
clinicians, groups, subgroups, virtual groups, and APM Entities (88 FR 
79385). We noted that we had used the term qualified posting since the 
inception of the Quality Payment Program but had not previously defined 
the term.
    We have recently been made aware that certain third party 
intermediaries are making changes to the information that was provided 
for their qualified posting after receiving CMS approval of the 
qualified posting. Examples of changes include updates to costs, 
services that are included in the initial cost, and other 
administrative changes. This creates an increased administrative burden 
for CMS, who must identify and rectify such changes, and it creates 
confusion amongst clinicians who contract with the third party 
intermediary as to what they will pay for the cost of the third party 
intermediary's services. Subsequently, we must make additional updates 
to the qualified posting, which increases the administrative burden on 
us. Hence, in efforts to reduce administrative burden for both 
clinicians and CMS, we propose to update Sec.  414.1400(b)(3)(xiv) by 
adding a requirement that changes to information (for example, cost, 
services included) on the qualified posting must be included and 
finalized during the qualified posting review period. We propose 
specifying in regulatory text that third party intermediaries will not 
be permitted to make changes after the qualified posting is publicly 
posted on the Quality Payment Program Resource Library page.
    We request public comments on these proposals.
e. Proposal To Update CMS Data Submission Requirements for Third Party 
Intermediaries
    In the CY 2017 Quality Payment Program final rule, we finalized at 
Sec.  414.1400(b)(3)(x) and (b)(3)(x)(A) that a QCDR or a qualified 
registry must be able to submit to CMS data for at least six quality 
measures including at least one outcome measure and if no outcome 
measure is available, a QCDR or qualified registry must be able to 
submit to CMS results for at least one other high priority measure (81 
FR 77368).
    However, in section IV.A.4.d.(1)(c) of this proposed rule, we are 
proposing to remove the high priority designation from MIPS quality 
measures beginning in the CY 2027 performance period/CY 2029 MIPS 
payment year. Additionally, we are also proposing to remove the 
requirement to report an outcome measure and require reporting a MIPS 
core measure. Hence, under the new proposal, MIPS eligible clinicians 
participating through traditional MIPS must submit data on at least six 
measures, including at least one MIPS core measure.
    To align third party intermediaries' requirements with the MIPS 
core measure set and high priority designation for MIPS quality 
measures proposals, we propose to revise Sec.  414.1400(b)(3)(x)(B) to 
state that beginning in the CY 2027 performance period/2029 MIPS 
payment year, a QCDR or qualified registry must be able to submit to 
CMS, data for at least six quality measures including at least one MIPS 
core measure. We also propose to revise Sec.  414.1400(b)(3)(x) and 
(b)(3)(x)(A) so that the requirement for a QCDR or qualified registry 
to be able to submit an outcome measure and if

[[Page 44211]]

the outcome measure is not available, then a high priority measure can 
be submitted, concludes with the CY 2026 performance period/CY 2028 
MIPS payment year.
    We request public comment on these proposals.
4. Remedial Action and Termination of Third Party Intermediaries
a. Background
    We refer readers to Sec.  414.1400(e), the CY 2017 Quality Payment 
Program final rule (81 FR 77548) the CY 2019 PFS final rule (83 FR 
59908 through 59910), the CY 2020 PFS final rule (84 FR 63077 through 
63080), the CY 2021 PFS final rule (85 FR 84947), the CY 2022 PFS final 
rule (86 FR 65542 and 65550), and the CY 2023 PFS final rule (87 FR 
70106 through 70108) for previously finalized policies for remedial 
action and termination of third party intermediaries.
b. Proposed Termination of a Third Party Intermediary That Does Not 
Submit Data for 1 Year
    In the CY 2023 PFS final rule, we established that we will 
terminate QCDRs and qualified registries that are required to submit 
participation plans during the applicable self-nomination period under 
Sec.  414.1400(b)(3)(viii) because they did not submit any MIPS data 
for either of the 2 years preceding the applicable self-nomination 
period, and continue to not submit MIPS data to CMS for the applicable 
performance period (87 FR 70107 through 70108). We believe that timely 
termination of third party intermediaries that are not submitting data 
is important to minimize unnecessary operational and administrative 
tasks for both CMS and third party intermediaries. Maintaining third 
party intermediaries that do not actively participate does not provide 
a benefit to the MIPS program, rather it creates confusion for 
interested parties by including these third party intermediaries in our 
qualified postings (86 FR 65545).
    We note that the policy for termination of third party 
intermediaries not submitting data would be impacted by the proposed 
requirement to submit a participation plan for third party 
intermediaries that do not submit data for one year in section 
IV.C.3.c. of this proposed rule. This proposed policy means that we 
would terminate QCDRs and qualified registries that were required to 
submit participation plans during the applicable self-nomination period 
under Sec.  414.1400(b)(3)(viii) because they did not submit any MIPS 
data for 1 year (rather than 2 years) preceding the applicable self-
nomination period, and continue to not submit MIPS data to CMS for the 
applicable performance period. However, because the data submission 
period lasts for one year following the performance period, there is a 
delay in CMS being made aware of whether a third party intermediary 
submitted data for a given year. Therefore, currently, CMS does not 
have a mechanism to acquire the necessary knowledge to appropriately 
terminate a third party intermediary until the year after the 
applicable performance period.
    Currently, if a third party intermediary does not submit data for 
the performance period for which they submitted a self-nomination 
participation plan, they will be terminated. However, CMS does not 
become aware of the third party intermediary's failure to submit data 
for a given MIPS performance period until the year following the 
performance period. For example, under the current policy, if a third 
party intermediary self-nominated for the 2024 performance period and 
was required to submit a self-nomination participation plan but does 
not submit data for the 2024 performance period, CMS would not know the 
third party intermediary did not submit MIPS data for the 2024 
performance period until the end of the submission period in March 
2025. Therefore, the third party intermediary can continue to 
participate for the 2025 MIPS performance period as if they were 
already approved and posted as a 2025 CMS-approved third party 
intermediary. Hence, to shorten the timeline of when CMS is aware that 
the third party intermediary does not submit any data and when CMS 
appropriately terminates the third party intermediary, we propose to 
update our policy such that CMS would request documentation that the 
third party intermediary has contracted with Quality Payment Program's 
participants who will submit MIPS data for the given MIPS performance 
period. CMS's query for documentation would occur before the end of the 
calendar year for the given MIPS performance period. If the appropriate 
documentation cannot be provided by the date specified by CMS, the 
third party intermediary would be terminated. This proposal would 
provide the information needed to be able to terminate a third party 
intermediary during the applicable performance period year instead of 
having to wait until the following year to terminate them.
    Specifically, we propose to add a new requirement for third party 
intermediaries to submit documentation about intent to submit MIPS data 
and to terminate a third party intermediary if they do not submit the 
appropriate documentation by the date specified by CMS. We also propose 
to add at Sec.  414.1400(e)(5)(ii) that beginning with the CY 2027 
performance period/2029 MIPS payment year, a QCDR or qualified registry 
that submits a participation plan as required under Sec.  
414.1400(b)(3)(viii), but does not submit MIPS data for the applicable 
performance period for which they self-nominated under Sec.  
414.1400(b)(3)(viii), will be queried by CMS before the end of the 
calendar year of the given MIPS performance period for documentation 
that they have contracted with Quality Payment Program participants who 
will submit data for the given MIPS performance period. If the 
appropriate documentation cannot be provided, the third party 
intermediary would be terminated. We also propose to redesignate the 
existing text at Sec.  414.1400(e)(5) to Sec.  414.1400(e)(5)(i). We 
also propose to add the heading ``Termination for Third Party 
Intermediary not submitting data.'' at Sec.  414.1400(e)(5).
    We request public comment on this proposal.

D. Calculating Final Score

1. Background
    For a description of the statutory basis of and our previously 
finalized policies for calculating the final score for each MIPS 
eligible clinician, including performance category weights and 
reweighting the performance categories, we refer readers to Sec.  
414.1380(c) and the discussion in the CY 2017 and CY 2018 Quality 
Payment Program final rules, and the CY 2019, CY 2020, CY 2021, CY 
2022, CY 2023, and 2025 PFS final rules (81 FR 77319 through 77329, 82 
FR 53769 through 53785 and 53895 through 53900, 83 FR 59868 through 
59878, 84 FR 63020 through 63031, 85 FR 84908 through 84917, 86 FR 
65509 through 65527, 87 FR 70093 through 70096, 89 FR 98455 through 
98459 respectively).
    As described in more detail in the following sections, we propose 
to change the data source that CMS uses to determine eligibility for 
reweighting under the automatic extreme and uncontrollable 
circumstances (EUC) policy beginning with the CY 2027 performance 
period/2029 MIPS payment year. We also propose to change the deadline 
by which clinicians must request reweighting where data for a MIPS 
eligible clinician are inaccessible or unable to be submitted due to 
circumstances outside of the control of the clinician because the

[[Page 44212]]

MIPS eligible clinician delegated submission of the data to their third 
party intermediary.
    Section 1848(q)(5)(A) of the Act requires the Secretary to develop 
a methodology for assessing the total performance of each MIPS eligible 
clinician according to the performance standards for the applicable 
measures and activities for each performance category applicable to 
such clinician for a performance period and, using the methodology, 
provide for a final score (using a scoring scale of 0 to 100) for each 
MIPS eligible clinician for the performance period.
    Additionally, section 1848(q)(5)(E) of the Act specifies how we 
must weigh the scores for each performance category in our calculation 
of the MIPS eligible clinician's final score. We have codified these 
weights at Sec.  414.1380(c)(1). Meanwhile, section 1848(q)(5)(F) of 
the Act provides that, if there are not sufficient measures and 
activities applicable and available to each type of MIPS eligible 
clinician involved, the Secretary shall assign different scoring 
weights (including a weight of 0). We also have finalized at Sec.  
414.1380(c)(2) several policies addressing the basis for reweighting 
one or more performance categories, and how those weights will be 
redistributed to the remaining performance categories.
2. Proposal To Use Alternative Data Sources to Determine Clinician 
Eligibility for the Automatic EUC
    For the quality, cost, and improvement activities performance 
categories, under the current reweighting policies at Sec.  
414.1380(c)(2)(i)(A)(6) through (8), and for the Promoting 
Interoperability performance category, under the reweighting policies 
at Sec.  414.1380(c)(2)(i)(C)(2) and (3), performance category weights 
may be redistributed to another performance category or categories in 
circumstances where MIPS eligible clinicians are subject to, or located 
in an area affected by, an EUC. This includes MIPS eligible clinicians 
with an approved application-based EUC reweighting request (83 FR 59871 
through 59874 and 82 FR 53680 through 53687) or an automatic 
reweighting for a clinician identified as located in a CMS designated 
region affected by an EUC such as a Federal Emergency Management Agency 
(FEMA)-designated major disaster or a public health emergency (as 
determined by the Secretary of Health and Human Services) (82 FR 53895 
through 53900). The automatic EUC policy for quality, cost, and 
improvement activities performance categories is described at Sec.  
414.1380(c)(2)(i)(A)(8) and the automatic EUC policy for the Promoting 
Interoperability performance category is described at Sec.  
414.1380(c)(2)(i)(C)(3). Additionally, we previously finalized at Sec.  
414.1380(c) that MIPS eligible clinicians scored on fewer than two 
performance category scores will receive a final score equal to the 
performance threshold, which will result in a neutral payment 
adjustment (81 FR 77326 through 77328 and 82 FR 53778 through 53779). 
We noted in the CY 2018 Quality Payment Program final rule that we 
anticipate the types of events that could trigger the automatic EUC 
policy would be events designated as a FEMA major disaster or a public 
health emergency declared by the Secretary, although we will review 
each situation on a case-by-case basis (82 FR 53897).
    In the CY 2018 Quality Payment Program final rule, we specified 
that CMS will determine if an individual MIPS eligible clinician is 
located in an area affected by an EUC as identified by CMS based on the 
practice location address listed in the Provider Enrollment, Chain and 
Ownership System (PECOS) (82 FR 53898). Since adopting a policy to use 
PECOS data, recent clinician reweighting requests have increasingly 
identified clinicians who were incorrectly excluded from the automatic 
EUC policy because PECOS address data may be inaccurate or outdated in 
some cases. For example, individual MIPS eligible clinicians impacted 
by an EUC may not be identified by CMS in circumstances where a 
clinician has not updated their PECOS data or in circumstances where a 
clinician begins providing services in an additional geographic 
location or zip code. In order to ensure the accurate identification of 
impacted clinicians for subsequent performance periods, we propose that 
beginning with the CY 2027 performance period/2029 MIPS payment year 
CMS will use the most current and reliable data available to determine 
if an individual MIPS eligible clinician is located in an area that has 
been identified as being affected by an EUC. For example, we may use 
the zip codes on billed claims, that identify the location of service, 
to make this determination. This data source may be used in addition to 
or in lieu of the zip codes included in PECOS address data to achieve 
our goal of accurately identifying all impacted clinicians. This 
proposal will ensure that all individual MIPS eligible clinicians 
affected by natural disasters and public health emergencies are 
accurately identified by CMS.
    We request public comment on this proposal.
3. Proposal To Update the Deadline for Clinicians To Inform CMS That 
Third Party Intermediary Did Not Submit Data Due to Reasons Outside the 
MIPS Eligible Clinician's Control
    We previously finalized at Sec.  414.1380(c)(2)(i)(A)(10) and 
(c)(2)(i)(C)(12) that beginning with the CY 2024 performance period/
2026 MIPS payment year, we may reweight one or more of the quality, 
improvement activities, and Promoting Interoperability performance 
categories where we determine, based on documentation submitted to us 
through a reweighting request on or before November 1st of the year 
preceding the relevant MIPS payment year, that data for a MIPS eligible 
clinician are inaccessible or unable to be submitted due to 
circumstances outside of the control of the clinician because the MIPS 
eligible clinician delegated submission of their data to a third party 
intermediary, evidenced by a written agreement between the MIPS 
eligible clinician and the third party intermediary, and the third 
party intermediary did not submit the data for the performance 
category(ies) on behalf of the MIPS eligible clinician in accordance 
with applicable deadlines (89 FR 62096). We previously finalized that 
this reweighting policy is available only for the quality, improvement 
activities, and Promoting Interoperability performance categories 
because a MIPS eligible clinician may delegate data submission to a 
third party intermediary for these three performance categories, and 
not the cost performance category. MIPS eligible clinicians do not 
submit data separately for measures for the cost performance category; 
we score cost measures based solely on administrative claims data (89 
FR 98455 through 98455).
    As specified in the CY 2025 PFS final rule, we would only approve 
reweighting requests with evidence of a written agreement between the 
MIPS eligible clinician and a third party intermediary. Such written 
agreement must provide that the MIPS eligible clinician delegated 
submission of their data to the third party intermediary, and that the 
third party intermediary agreed to submit data on their behalf in 
accordance with applicable deadlines, for the performance category or 
performance categories in question. We review requests and make 
determinations to reweight based on our assessment that data were not 
submitted due to reasons outside the control of the MIPS eligible 
clinician (89 FR 62096).

[[Page 44213]]

Under this reweighting policy, the MIPS eligible clinician must submit 
reweighting requests beginning with the close of a relevant performance 
period's data submission period, only after it is confirmed that no 
data has been submitted in accordance with applicable deadlines. MIPS 
eligible clinicians must then submit reweighting requests on or before 
November 1st of the year preceding the associated MIPS payment year in 
order to allow time for CMS to re-calculate their final score and MIPS 
payment adjustment factor (89 FR 62096).
    We propose to adjust the deadline by which clinicians would be able 
to submit reweighting requests for the quality, improvement activities, 
and Promoting Interoperability performance categories due to scenarios 
where a third party intermediary did not submit data on their behalf in 
accordance with the applicable data submission deadlines. Specifically, 
we propose that beginning with the CY 2025 performance period/2027 MIPS 
payment year, MIPS eligible clinicians would be able to submit 
reweighting requests on or before December 31st of the year preceding 
the relevant MIPS payment year. We also propose to codify this updated 
deadline at Sec.  414.1380(c)(2)(i)(A)(10) for the quality and 
improvement activities performance categories and at Sec.  
414.1380(c)(2)(i)(C)(12) for the Promoting Interoperability performance 
category. Under this proposed reweighting policy, the MIPS eligible 
clinician must submit reweighting requests beginning with the close of 
a relevant performance period's data submission period, only after it 
is confirmed that no data has been submitted in accordance with 
applicable deadlines. Under this proposed deadline, MIPS eligible 
clinicians would still be able to submit reweighting requests before 
the beginning of the associated MIPS payment year.
    The deadline for MIPS eligible clinicians to submit reweighting 
requests before the beginning of the associated MIPS payment year is 
aligned with the requirements finalized in the CY 2020 PFS final rule 
for clinicians to request reweighting in circumstances where data are 
inaccurate, unusable, or otherwise compromised. Under this policy, we 
apply reweighting only in cases when we learn of the compromised data 
before the beginning of the associated MIPS payment year (84 FR 63023 
through 63026). We intend for this policy to offer increased 
flexibility to impacted clinicians and note that this timeline will 
encourage MIPS eligible clinicians and their third party intermediaries 
to inform us of these concerns in a timely manner so we can update our 
data sets while minimizing the impacts to other interested parties who 
utilize MIPS data. The proposed deadlines will still allow CMS to re-
calculate final scores and MIPS payment adjustments factor in a timely 
manner.
    We request public comment on these proposals.

E. Public Reporting

1. Background
    Public reporting of Merit-based Incentive Payment System (MIPS) 
eligible clinician performance information on the Compare Tool on 
medicare.gov (here after referred to as the ``Compare Tool'') is 
authorized under section 10331(a)(1) and (2) of the Affordable Care Act 
(ACA). Section 10331(a)(1) of the ACA established a physician compare 
website for the public reporting of clinician performance information.
    The Medicare Access and CHIP Reauthorization Act of 2015 (MACRA) 
amended the Social Security Act by adding Section 1848(q)(9), which 
requires the Secretary to continue to make publicly available, on the 
Compare Tool and in an easily understandable format, information 
regarding the performance of individual MIPS eligible clinicians and 
groups (81 FR 77391).
    For previous discussions and established policies regarding public 
reporting on the Compare Tool, we refer readers to Sec.  414.1395 as 
well as, the CY 2016 PFS final rule (80 FR 71116 through 71123), the CY 
2017 Quality Payment Program final rule (81 FR 77390 through 77399), 
the CY 2018 Quality Payment Program final rule (82 FR 53819 through 
53832), the CY 2019 PFS final rule (83 FR 59910 through 59915), the CY 
2020 PFS final rule (84 FR 63080 through 63083), the CY 2021 PFS final 
rule (85 FR 84947 through 84948), the CY 2022 PFS final rule (86 FR 
65550 through 65554), the CY 2023 PFS final rule (87 FR 70109 through 
70104), the CY 2024 PFS final rule (88 FR 79394 through 79401), and the 
CY 2026 PFS final rule (90 FR 49862). The Compare Tool is available at 
https://www.medicare.gov/care-compare/ and in the Medicare Provider 
Data Catalog available at https://data.cms.gov/provider-data/topics/doctors-clinicians.
    In this section of the proposed rule, we propose to remove the 
requirement preventing the public reporting of any performance data 
reported through a MIPS Value Pathway (MVP) on new improvement 
activities and Promoting Interoperability (PI) measures on the Compare 
Tools for the first year the new measures and activities are included 
in such MVP. We also include a request for information (RFI) to obtain 
feedback on potential improvements to the current star rating 
assignment methodology for quality measure scores reported under the 
administrative claims collection type.
2. Proposal To Remove the Public Reporting Requirements for the MIPS 
Value Pathway (MVP) Requirement at Sec.  414.1395(c)(2)
    In the CY 2022 PFS final rule (86 FR 65550 through 65552), we 
finalized a policy under which we would not publicly report any MVP 
data, or MIPS performance data reported through an MVP, on a new 
improvement activity or PI measure, objective, or activity for the 
first year the new activity or measure is included in an MVP. For 
example, if a new improvement activity is finalized for inclusion in 
MIPS and an MVP for the CY 2027 performance period/CY 2029 MIPS payment 
year, under the current regulatory framework, we would not publicly 
report the first year of its data for MIPS eligible clinicians who 
report the new improvement activity through the MVP reporting 
framework. The purpose of this requirement was to encourage 
participation in the new MVP reporting framework and to provide 
participants with additional time to transition to MVPs before their 
performance on new measures or activities is publicly reported. 
However, we have determined that this requirement has not served as an 
effective incentive for MVP participation because most improvement 
activities and PI measures included in MVPs are not considered new and 
would be publicly reported, as they have been included in MIPS for over 
a year.
    Consistent with section 1848(q)(9)(A)(i)(II) of the Act, we 
finalized in the CY 2017 Quality Payment Program final rule a decision 
to make all measures, objectives, or activities under the MIPS quality, 
cost, improvement activities, and PI performance categories available 
for public reporting on the Compare tools (81 FR 77391 through 77396), 
using a phased approach for new performance information facilitated by 
Section 1848(q)(9)(A) and (D). In the CY 2018 PFS final rule (82 FR 
53825 through 53827), we further finalized that the first year of data 
for new improvement activities and PI measures would be publicly 
reported for MIPS eligible clinicians on the Compare tools if all

[[Page 44214]]

other public reporting criteria established under Sec.  414.1395(b) are 
met. Since we established Sec.  414.1395(c)(2), the annual consumer 
testing conducted consistent with the requirements of Sec.  414.1395(b) 
demonstrates that most patients and caregivers find the new improvement 
activities and PI information understandable and useful for their 
decision-making. Therefore, this information should be publicly 
reported. The purpose of the Compare Tools is to provide patients with 
the most timely, clear, and credible information on provider 
performance that is available for public reporting.
    Since the adoption of the requirement to not publicly report the 
first year of new improvement activity or PI information for 
participants who report through the MVP reporting framework, we have 
observed that the policy does not apply to a sufficient number of MIPS 
eligible clinicians to encourage meaningful participation in MVPs. For 
example, during 2025, only four individual providers' performance 
information would not have been publicly reported for new improvement 
activities included in MVPs, and there were no new PI measures included 
in MVPs for 2025. This represented less than 1 percent of clinicians 
reporting the new improvement activities for that performance period. 
Similarly, we observed that this requirement applied to less than 1 
percent of MIPS eligible clinicians reporting new improvement 
activities and PI information overall since MVPs became available as a 
reporting framework beginning with the CY 2023 performance period. 
There have not been a sufficient number of new PI measures or 
improvement activities included in MVPs, and there is not enough data 
to continue supporting this requirement.
    We propose to remove the requirement at Sec.  414.1395(c)(2) that 
we would not publicly report any MVP data on new improvement activity 
or PI measure, objective, or activity during the first year in which it 
is included in an MVP. Upon the removal of this requirement, we would 
revert to the original policy, finalized in the CY 2018 PFS final rule 
(82 FR 53825 through 53827), and would include all eligible performance 
information for new improvement activities and new PI measures in 
public reporting on the Compare Tools during the first year in which 
the measures and activities are included in the program.
    We request public comments on this proposal.
3. Request for Information: Star Rating Assignment Methodology for 
Administrative Claims Quality Measures
a. Background
    MACRA requires the continuous public display of individual MIPS 
eligible clinician and groups performance information, in an easily 
understandable format, on the CMS Compare tool on Medicare.gov (81 FR 
77391). Our process for the assignment of star ratings is set forth in 
Sec.  422.166(b), which establishes the public reporting parameters of 
star ratings.
    As finalized in the CY 2015 and CY 2016 PFS final rules (79 FR 
67547 and 80 FR 70885, respectively), CMS continued to expand public 
reporting on the Compare Tool. This expansion included publicly 
reporting both individual eligible clinicians and groups starting with 
2016 data available for public reporting in late 2017, as well as the 
inclusion of a 5-star rating based on a benchmark in late 2017 based on 
2016 data (80 FR 71125 and 71129), among other additions.
b. Adjustments to the Star Rating Assignment Methodology for 
Administrative Claims Quality Measures
    The goal of publicly reporting clinician performance information is 
to ensure that patients can easily understand how quality measure 
scores reflect each provider's performance. While the current system of 
benchmarking for public reporting has been in place for several years, 
we are currently seeking feedback on alternative options for 
distributing scores. We are investigating improvements to the star 
rating assignment methodology for quality measure scores collected 
under the administrative claims collection type (42 CFR 414.1305). Our 
intent is to provide a more easily understood distribution of the 
administrative claims quality measure scores on clinician profile pages 
for patients via the Compare Tool on https://www.medicare.gov/care-compare/.
    Administrative claims quality measures differ from other MIPS 
quality measure collection types as they are automatically calculated 
and risk-adjusted for groups and clinicians who meet measure 
requirements. The administrative claims quality measure scores have 
been found to form a more normal distribution. However, the existing 
quality measure score conversion calculations and supporting code for 
the current star rating assignment methodology may not optimally align 
with the standard deviation-based methodology employed by CMS to score 
administrative claims quality measures (42 CFR 414.1380(b)(2)(i)(B)). 
With more information, we can determine whether an alternative 
methodology for star rating assignments is more appropriate for 
administrative claims quality measures prior to the public reporting of 
these scores on clinicians' profile pages on the Medicare.gov Compare 
Tool. We have been investigating how to adjust these calculations so 
that measure-level scores are more representative of clinician 
performance and better understood by patients.
    Currently, we calculate star rating cutoffs for the Achievable 
Benchmark of Care (ABC) 5-star methodology through the equal ranges 
method for a subset of Merit-based Incentive Payment System (MIPS) 
quality and promoting interoperability measures that meet the 
established public reporting standards and resonate with users (Sec.  
414.1395(b)). The equal ranges method is based on the difference 
between an established ABC methodology benchmark and the lowest 
performance score for a given measure. This range is then used to 
assign star ratings of one to four stars. Clinicians who meet or exceed 
the ABC benchmark for the applicable measure receive 5 stars.\387\
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    \387\ For more information about the equal ranges method and the 
ABC methodology, visit https://www.cms.gov/files/document/2023-doctors-clinicians-star-ratings-fact-sheet-546-kb.pdf.
---------------------------------------------------------------------------

    We seek to investigate a new option that would assign star ratings 
using a standard-deviation-based approach for the administrative claims 
quality measure scores. The MIPS benchmarking process employed by CMS 
for measures of this collection type applies a standard deviation-based 
approach for a 10-point scoring scale,\388\ which differs from the ABC 
methodology. We expect that using a similar standard deviation-based 
methodology for assigning star ratings, as is currently used in the 
MIPS benchmarking process, would be more straightforward and easier to 
understand. We also anticipate that this shift to using standard 
deviations for assigning star ratings to the administrative claims 
measures would avoid the clustering-around-the-mean issues observed 
under the ABC methodology, where virtually all scores result in 2, 3, 
or 4 stars.
---------------------------------------------------------------------------

    \388\ For a more detailed explanation of the standard deviation 
approach to the MIPS 10-point scale, please visit MIPS Cost scores 
are coming--what to know for 2024 and prepping for 2025.
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    In addition, the adoption of a standard-deviation-based methodology

[[Page 44215]]

may be extended to the public reporting of cost measures on clinician 
profile pages. Given that cost measure scores are automatically 
calculated and risk-adjusted using administrative claims data, star 
rating cutoffs may also require a similar standard deviation-based 
framework. We also seek feedback on developing a similar standard 
deviation-based approach for cost measures. We plan to investigate more 
ways to publicly report cost measures in a manner that better reflects 
provider performance and is more readily understood by patients. We are 
considering proposing to adopt a standard deviation-based methodology 
in the CY 2028 PFS rule to improve the clarity and interpretability of 
the distribution of the administrative claims quality measure scores 
displayed on the clinician profile pages of the Medicare.gov Compare 
Tool. We request public comments on the following topics regarding 
adjustments to a star rating assignment methodology:
     The public reporting methodology used for star rating 
assignments on clinician profile pages has used the equal ranges method 
based off an established ABC benchmark for calculating star rating 
cutoffs for several years. We request feedback on the current star 
rating assignment methodology and whether we must adjust this process 
for administrative claims quality measures.
     We request feedback on the statistical framework for 
transitioning the current star rating assignment methodology to a 
standard deviation-based methodology for administrative claims quality 
measures.
     We also request feedback on expanding the standard 
deviation-based adjustments for the administrative claims star rating 
assignment methodology to the public reporting of cost measures on 
clinician profile pages of the Medicare.gov Compare Tool in future 
program years. We seek to ensure that the display of cost measure 
performance more accurately reflects provider performance and can be 
understood by patients.
     We also request feedback on whether there are any 
unintended consequences or impacts to providers or patients that we 
must acknowledge before proposing any adjustments to the star rating 
assignment methodology for the administrative claims collection type.
5. Advanced APMs
a. Overview
    The Quality Payment Program provides incentives for eligible 
clinicians to engage in value-based, patient-centered care under 
Medicare Part B via MIPS and Advanced APMs. The structure of the 
Quality Payment Program enables us to advance accountability and 
encourage improvements in care. Our vision for increased clinician 
participation in Advanced APMs is aimed at integrating individuals' 
clinical needs across a spectrum of providers and settings to improve 
patient care and population health. As we continue to make improvements 
to the Quality Payment Program, we seek to develop, propose, and 
implement policies that encourage broad and meaningful clinician 
participation in Advanced APMs.
    In the CY 2026 PFS final rule (90 FR 50012), we finalized an update 
to our methodology to add an individual-level calculation to Qualifying 
APM Participant (QP) determinations, as set forth in Sec. Sec.  
414.1425(b)(3) and (c)(3), for all eligible clinicians participating in 
an Advanced APM, such that each eligible clinician would receive both 
APM Entity-level calculation and an individual-level calculation. 
Second, we finalized a policy at Sec. Sec.  414.1435 and 414.1305 to 
perform QP determinations using both an E/M services approach and a 
Covered Professional Services approach.
    Together with the addition of individual calculations and the use 
of specific services in our calculation, our methodology provides 
flexibility to ensure that participants receive incentives across model 
design and clinical specialty. However, we continue to identify 
misalignment between Advanced APM participation and the incentive 
structure of QPP, specifically in the application or the QP status to 
all of an eligible clinician's Tax Identification Number (TIN) 
reassignments irrespective of whether the TIN in question is 
participating in an Advanced APM. We also recognize the need for 
improvements and updates for technical or legislative reasons. The 
following policy proposals aim to address this misalignment and to make 
various improvements.
b. QP Determination
(1) General
    In the CY 2017 Quality Payment Program final rule (81 FR 77439 
through 77445), we finalized our policy for QP determinations at Sec.  
414.1425. We perform QP determinations for eligible clinicians three 
times during the QP Performance Period using claims data for services 
furnished from January 1 through each of the respective QP 
determination snapshot dates. An eligible clinician can be determined 
to be a QP only if the eligible clinician appears on the Participation 
List on a snapshot date that we use to determine the APM Entity group 
and to make QP determinations as described at Sec.  414.1425.
    In the CY 2017 Quality Payment Program final rule (81 FR 77433 
through 77440) we established a process to calculate Partial QP status 
at Sec.  414.1425(d). While to date our Partial QP policies have 
impacted only a small number of eligible clinicians, and thus we have 
not focused our discussion on this specific policy, we note that any 
changes to QP determinations at Sec.  414.1425 also would likely 
require conforming changes to the policies for Partial QPs for 
consistency across the program.
(2) Applying QP Determinations at the TIN/NPI Level
    When we initially established our policy in the CY 2017 Quality 
Payment Program final rule to make most QP determinations at the APM 
Entity level, we also specified that we would apply QP status at the 
NPI level (81 FR 77440). In other words, for a given eligible clinician 
(NPI), were one of their TIN/NPI relationships to be determined a QP, 
that QP status has applied all of their TIN/NPI relationships, both for 
purposes of being excluded from MIPS as well as for the application of 
QP financial incentives. Given the complexity of the program, we 
believed it was the best approach at the time to create one QP status 
result for a clinician at all of their billing organizations. However, 
we did not intend for the policy to create conflicting incentives to 
participation in Advanced APMs. We realized that an NPI being a QP at 
all of their TINs also meant that they would receive the financial 
incentives of QP status, at the time the APM Incentive Payment, across 
all of those TINs, irrespective of whether those TINs were 
participating with Advanced APMs. However, we believed that the 
significance of that incentive would serve to increase clinician 
participation in Advanced APMs, and that the application of the QP 
thresholds would ensure that the clinician was appropriately incented 
to try to increase their individual Advanced APM participation. 
Further, we also had finalized at Sec.  414.1450(c)(1) that we would 
pay the entire APM Incentive Payment amount to the TIN associated with 
the QP's participation in the Advanced APM Entity through which QP 
status had been attained (81 FR 77555), and we believed that by 
directing the lump sum entirely to the

[[Page 44216]]

TIN participating with the Advanced APM Entity, we would reward the 
clinician without also rewarding non-participating TINs.
    Upon gaining early experience implementing the APM Incentive 
Payments, we learned that for a variety of reasons (clinician movement, 
changes to a practice's TINs), we were not always able to send payment 
to the TIN associated with the APM Entity. We revised Sec.  414.1450(c) 
in the CY 2021 PFS (88 FR 85035) to establish a hierarchy we would 
apply when determining where to send the APM Incentive Payments, which 
still prioritized TINs participating in Advanced APMs but allowed for 
payment to be sent to other, non-participating TINs if that was the 
only place we could find the clinician active at the time of payment. 
Still, we were satisfied that our prioritization of the lump-sum APM 
Incentive Payment to TINs that had Advanced APM participation remained 
a protection against providing non-participating TINs significant 
windfalls.
    However, section 1848(d)(1)(A) of the Act establishes that, 
beginning with payment year 2026, QPs will receive a higher qualifying 
conversion factor update than non-QPs on their covered professional 
services claims. While the APM Incentive Payment has been extended 
multiple times as described in section XXX of this proposed rule, the 
implementation of the QP conversion factor means that a QP financial 
incentive goes directly to TINs in the form of claims payment. 
Particularly as the QP conversion factor grows and constitutes a larger 
proportion of the QP incentive structure over time, we are concerned 
that a significant proportion of incentives paid for QP status will be 
paid to TINs that are not part of an Advanced APM, creating a 
disincentive for these TINs to join an Advanced APM and meaningfully 
engage in risk-bearing value-based care.
    As such, we propose adding new provisions at Sec. Sec.  
414.1425(c)(8) and (d)(5) to apply QP status and Partial QP status, 
respectively, strictly to an eligible clinician as such term is defined 
at Sec.  414.1305, specifically as a TIN/NPI combination, and that 
meets the definition at Sec.  414.1305 of Qualifying APM participant 
(QP) or Partial QP, respectively, by participating in an Advanced APM 
during the QP performance period. Under the proposal, QP status and 
Partial QP status would therefore only apply to the clinician at the 
TIN that is participating with the APM Entity in the Advanced APM. 
Therefore, the financial incentives in the form of both the APM 
Incentive Payment and the QP conversion factor would apply to the NPI's 
claims only with those TINs, as would the ability of a Partial QP to 
opt into or out of MIPS.
    For an eligible clinician who is participating in multiple APM 
Entities, the proposal's effects would be based on how the clinician 
becomes a QP or Partial QP. Section 414.1435(h)(2) specifies that CMS 
assigns to the eligible clinician the score that results in the greater 
QP status. In accordance with this provision, if an eligible clinician 
attains QP status at the individual level from participation in 
multiple APM Entities, under the proposal we would assign the QP status 
at each of the clinician's TINs participating across those APM 
Entities. If, however, the eligible clinician did not attain QP status 
at the individual level and did attain QP status as part of a specific 
APM Entity-level determination, we would assign QP status to the 
clinician at only the TIN(s) that are associated with the APM Entity or 
Entities that collectively attained QP status. If the eligible 
clinician did not attain any QP status through any determination but 
did attain Partial QP status, this same preference for the highest 
status would apply for Partial QP status. This approach maintains the 
longstanding policy within QPP to give the clinician the highest 
possible outcome available to them.
    This proposal would mean that QP status would no longer apply to a 
clinician as a whole and we recognize the possibility of this being 
perceived as introducing complexity into an eligible clinician's QPP 
experience, for example because under the proposal some eligible 
clinicians would be a QP with one TIN and participating in MIPS with 
another. We want to emphasize that for the majority of clinicians in 
Advanced APMs, this policy will not change their participation in QPP, 
because they are already participating with an APM Entity in an 
Advanced APM with all of their TIN reassignments. In these cases, the 
eligible clinician's QP status would apply at each of their TINs under 
the proposal. For the clinicians who are not already participating in 
an Advanced APM across all of their TIN reassignments, we believe that 
this policy would provide a meaningful incentive to increase their 
participation in an Advanced APM. Participation in Advanced APMs across 
Original Medicare continues to grow and we expect this policy to 
support our progress.
    We note further that our proposal aligns with MIPS, which already 
operates on a TIN/NPI basis, meaning that QPP internal operations and 
communications would be the same for all clinicians. Under our current 
policy, we receive a significant number of inquiries from billing 
organizations where clinicians have been excluded from MIPS as a result 
of QP status with another billing organization where that organization 
is participating in an Advanced APM. In these cases, organizations have 
made a significant investment to report MIPS but do not receive a MIPS 
final score and MIPS payment adjustment for these clinicians. Our 
proposed policy would ensure that these billing organizations are in 
control of how MIPS eligibility criteria apply to clinicians that have 
been reassigned to their organizations.
    In addition to programmatic alignment, our operational experience 
tells us that, when a TIN has any clinicians who are subject to MIPS, 
it most often simply reports on all of its clinicians, as including 
everybody is easier than removing clinicians before reporting. As such, 
we believe that in the relatively few situations where the proposal 
would result in an eligible clinician with QP status at one TIN being 
subject to MIPS at one or more other TINs, reporting is in many cases 
is already being done for that clinician, meaning that neither the 
clinician nor their MIPS-participating TIN(s) would bear any new burden 
as a consequence of the proposed policy. Further, as it was established 
at the outset operational experience indicates that MIPS eligible 
clinicians' experience has not been significantly impaired by the TIN/
NPI operation of that portion of the program.
    Finally, we recognize that this proposal would decrease the dollar 
value of the financial incentives available for affected QPs. However, 
we believe that assigning QP status at the TIN/NPI level will serve to 
prevent an increasing windfall for TINs that do not participate in 
Advanced APMs, particularly given that the higher qualifying conversion 
factor update that is now part of the physician fee schedule is baked 
in to the amount Medicare pays on claims and therefore always is paid 
to the TIN through which the service was furnished without regard to 
whether that TIN is part of the Advanced APM that conferred QP status 
to the clinician. We believe that this proposal would prevent waste and 
potential for abuse, and that these matters outweigh concerns around 
complexity or reduced incentives. Notably, under current law the QP 
conversion factor will compound to a greater degree each year relative 
to the non-QP conversion factor. In addition, because payment of the 
claims is made directly to the TINs through which the

[[Page 44217]]

services were billed means that CMS has no mechanism of directing these 
incentives to Advanced APM participating TINs in the way we have done 
with the APM Incentive Payment. As such, while relatively few QPs would 
be affected by this proposal, CMS anticipates the amount of the 
resulting windfall flowing directly to non-participating TINs under the 
current framework will increase over time, with little benefit to the 
clinician and no benefit to the practices that are doing the work of 
Advanced APM participation.
    With respect to Partial QP status, the proposal would maintain 
programmatic alignment within QPP and would provide for the application 
of the ability to opt out of MIPS at the TIN/NPI level. While there are 
not financial incentives for these eligible clinicians in the same 
manner that there are for QPs, we believe that applying the opt-out 
flexibility at the TIN/NPI level similarly confers the burden reduction 
of Partial QP status only to those TINs that are affiliated with the 
APM Entity participating in the Advanced APM.
    We propose amending Sec.  414.1425(c) to add new subparagraph (8) 
to apply QP status strictly to the eligible clinician as such term is 
defined at Sec.  414.1305, specifically as a TIN/NPI combination, and 
that meets the definition of Qualifying APM participant (QP) as defined 
at Sec.  414.1305 by participating in an Advanced APM during the QP 
performance period. We also propose amending Sec.  414.1425(d) to add 
new paragraph (5) to establish the same policy with respect to the 
application of Partial QP status.
    We seek public comments on this proposal.
6. APM Entity Terminations
a. Overview
    In the CY 2017 Quality Payment Program final rule (81 FR 77446 
through 77447), we finalized for the timing of QP determinations that a 
QP Performance Period runs from January 1 through August 31 of the 
calendar year that is 2 years prior to the payment year. We finalized 
that during the QP Performance Period, we will make QP determinations 
at three separate snapshot dates (March 31, June 30, and August 31), 
each of which will be a final determination for the eligible clinicians 
who are determined to be QPs. The QP Performance Period and the three 
separate QP determinations apply similarly for both the group of 
eligible clinicians on a Participation List and the individual eligible 
clinicians on an Affiliated Practitioner List.
    In the CY 2017 Quality Payment Program final rule, we finalized at 
Sec. Sec.  414.1425(c)(5) and 414.1425(d)(3) that an eligible clinician 
is not a QP or Partial QP for a year, respectively, if the APM Entity 
group voluntarily or involuntarily terminates from an Advanced APM 
before the end of the QP Performance Period (81 FR 77446 through 
77447). We also finalized at Sec. Sec.  414.1425(c)(6) and 
414.1425(d)(4) that an eligible clinician is not a QP or Partial QP for 
a year if one or more of the APM Entities in which the eligible 
clinician participates voluntarily or involuntarily terminates from the 
Advanced APM before the end of the QP Performance Period, and the 
eligible clinician does not achieve a Threshold Score that meets or 
exceeds the QP or Partial QP payment amount threshold or QP or Partial 
QP patient count threshold based on participation in the remaining non-
terminating APM Entities (81 FR 77446 through 77447).
b. APM Entity Terminations Before Financial Risk Was Borne
    In the CY 2020 PFS final rule (84 FR 63087 through 63089), we 
finalized revisions to Sec.  414.1425(c)(5) to add Sec.  
414.1425(c)(5)(i) and (ii) to state, beginning with the 2020 QP 
Performance Period, that an eligible clinician is not a QP for a year 
if: (1) The APM Entity voluntarily or involuntarily terminates from an 
Advanced APM before the end of the QP Performance Period; (2) or the 
APM Entity voluntarily or involuntarily terminates from an Advanced APM 
at a date on which the APM Entity would not bear financial risk under 
the terms of the Advanced APM for the year in which the QP Performance 
Period occurs. We also finalized conforming revisions in Sec.  
414.1425(d)(3) with respect to Partial QP status. In addition, we 
finalized revisions to our regulation at Sec.  414.1425(c)(6) and add 
Sec. Sec.  414.1425(c)(6)(i) and (ii) to state, beginning with the 2020 
QP Performance Period, that an eligible clinician is not a QP for a 
year if: (1) One or more of the APM Entities in which the eligible 
clinician participates voluntarily or involuntarily terminates from the 
Advanced APM before the end of the QP Performance Period, and the 
eligible clinician does not achieve a Threshold Score that meets or 
exceeds the QP payment amount threshold or QP patient count threshold 
based on participation in the remaining non-terminating APM Entities; 
or (2) one or more of the APM Entities in which the eligible clinician 
participates voluntarily or involuntarily terminates from the Advanced 
APM at a date on which the APM Entity would not bear financial risk 
under the terms of the Advanced APM for the year in which the QP 
Performance Period occurs, and the eligible clinician does not achieve 
a Threshold Score that meets or exceeds the QP payment amount threshold 
or QP patient count threshold based on participation in the remaining 
non-terminating APM Entities. We also finalized conforming revisions in 
Sec.  414.1425(4)(3) with respect to Partial QP status.
    When we finalized the revisions in the CY 2020 PFS, due to a 
clerical error we inadvertently included language in the text of Sec.  
414.1425(c)(5)(ii) that we believe is unnecessary and has potential to 
cause confusion. Specifically, Sec.  414.1425(c)(5)(ii) states that an 
eligible clinician is not an QP for a year when an APM Entity 
termination occurs ``at a date on which the APM Entity would not bear 
financial risk for that QP performance period under the terms of the 
Advanced APM, even if such termination date occurs within such QP 
Performance Period'' (emphasis added). The inclusion of the emphasized 
language was a clerical error. This language did not appear in the CY 
2020 PFS proposed rule regulation text for Sec.  414.1425(c)(5)(ii) (84 
FR 40929) nor does it appear in the companion finalized regulation for 
Partial QP status at Sec.  414.1425(d)(3)(ii). What's more, in the CY 
2020 PFS final rule, we indicated that we were finalizing these 
policies ``without modification'' (84 FR 63089), but the addition of 
this clause would have constituted a modification that we would have 
discussed if intentionally made. Further, we believe the language is 
unnecessary because Sec.  414.1425(c)(5)(i) already addresses 
terminations within the QP performance period. Therefore, we believe 
that the clause not only serves no meaningful purpose, but also that it 
could result in confusion because it could appear to be filling a 
regulatory gap that in fact does not exist. However, we do not believe 
any clarifying language is necessary. The principal reasons that cause 
us to change proposed regulatory text in final are to address public 
comments or fix an error or address an issue that we recognized only 
after the proposal was made. We had not received any comments that 
indicated any confusion regarding the applicable timeframe for the 
proposed version of Sec.  414.1425(c)(5)(ii) (that again, did not 
include the relevant clause), and we had not independently identified 
any problems with the proposed text, so we did not have any reason to 
believe we needed to clarify the applicable timing.

[[Page 44218]]

Furthermore, we have not experienced any problems in the implementation 
of the companion regulation with respect to Partial QP status, which 
also does not contain this additional clause.
    Therefore, to align the QP regulation text at Sec.  
414.1425(c)(5)(ii) with the Partial QP regulation text at Sec.  
414.1425(d)(3)(ii), and to remove any potential for confusion with 
respect to the intended timeframe for APM Entity terminations before 
financial risk is borne in the Advanced APM, we now propose to amend 
the text of Sec.  414.1425(c)(5)(ii) to remove ``, even if such 
termination date occurs within such QP Performance Period.'' Under this 
proposal, the text of Sec.  414.1425(c)(5)(ii) will read ``The APM 
Entity voluntarily or involuntarily terminates from an Advanced APM at 
a date on which the APM Entity would not bear financial risk for that 
performance period under the terms of the Advanced APM.'' This proposed 
change will make the text of Sec.  414.1425(c)(5)(ii) read as we always 
intended and will remove both the misalignment with the text of the 
Partial QP regulation and any confusion that the unnecessary clause 
might cause.
c. Clarification for APMs Without a Participation List
    The definition of ``Participation List'' was first established in 
the CY 2017 QPP final rule, (81 FR 77008). In that rule, we codified 
the definition of ``Participation List'' at Sec.  414.1305 as the 
mechanism by which CMS identifies the eligible clinicians associated 
with a given APM Entity for purposes of QP determinations and related 
QPP functions (81 FR 77246 through 77257). The definition has remained 
substantively unchanged since its initial adoption in the CY 2017 QPP 
final rule, though the regulatory provisions that rely upon it--
including those governing QP determination methodology under Sec.  
414.1425, APM Entity group composition under Sec.  414.1317, and APM 
Performance Pathway eligibility under Sec.  414.1367--have been refined 
through subsequent annual rulemaking. The existing regulatory 
definition of ``Participation List'' does not expressly address the 
circumstance in which an APM does not require or generate a 
Participation List for its APM Entities. This gap has the potential to 
create interpretive ambiguity--particularly as CMS considers the design 
of future episode-based, mandatory, and other APMs under which 
Participation Lists may not be a structural feature of APM 
participation. To enhance regulatory clarity and ensure that the 
framework governing QP determinations and MIPS APM scoring can 
accommodate the full range of APM designs CMS may implement, we are 
proposing a clarification to ensure that in cases where a participation 
list is not operationally practicable, we would not include these APMs 
for MIPS scoring or QP determinations.
    We seek public comments on this proposal.
d. APM Incentive Payment
(1) Overview
    Section 1833(z)(1) of the Act establishes an incentive payment for 
participation in eligible alternative payment models, which originally 
ran from payment years 2019-2024. As such, when we established the 
definition of ``APM Incentive Payment'' at Sec.  414.1305 in the CY 
2017 Quality Payment Program final rule (81 FR 77008) we included in 
the definition that the payment would be made from payment year 2019 
through payment year 2024. We also established at Sec.  414.1450(b)(1) 
that the amount of the APM Incentive Payment was ``equal to 5 percent 
of the estimated aggregate payments for covered professional services 
as defined in section 1848(k)(3)(A) of the Act furnished during the 
calendar year immediately preceding the payment year'' (81 FR 77554).
(2) APM Incentive Payment Extension
    The incentive payment originally was extended as part of the 
Consolidated Appropriations Act, 2023, which provided for a 3.5 percent 
payment in payment year 2025. In the CY 2023 PFS final rule (88 FR 
79539), we finalized revisions to Sec.  414.1450(a)(1)(i) to make 
reference payment years 2019 through 2025 and to Sec.  414.1450(b)(1) 
to codify the legislative extension. The Consolidated Appropriations 
Act, 2024 provided an additional payment of 1.88 percent in payment 
year 2026, and in the CY 2024 PFS final rule (89 FR 98564) we again 
made conforming updates to Sec. Sec.  414.1450(a)(1)(i) and (b)(1) to 
incorporate that extension. As such, currently, in Sec. Sec.  
414.1450(a)(i) and (b)(1), the lump sum APM Incentive Payment is 
available for payment years 2019 through 2026, with the applicable 
percentage varying by year in accordance with the statute: 5 percent 
for payment years 2019 through 2024, 3.5 percent for payment year 2025, 
1.88 percent for payment year 2026.
    The Consolidated Appropriations Act, 2026, now has provided for a 
3.1 percent APM Incentive Payment in payment year 2028. Accordingly, we 
are proposing to codify this extension for 2028 into Sec. Sec.  
414.1450(a)(1)(i) and (b)(1). We also recognize that with several 
extensions of this payment now having occurred, and each extension 
having a new and unique applicable percentage, the current single-
paragraph structure of the regulation at Sec.  414.1450(b)(1) is 
beginning to get unwieldy and becoming harder to follow. Specifically, 
the relevant percentages and years have been listed within a single 
sentence at Sec.  414.1450(b)(1) that describes the amount of the 
incentive payment. With each extension, this set of clauses has grown 
longer, creating greater distance between the concept of a percentage 
applying and the description of what the percentage in question applies 
to. Adding the most recent extension will make this sentence longer 
still.
    Therefore, we are proposing a technical restructuring of Sec.  
414.1450(b)(1), which would not change the policies of this paragraph 
but, we believe, simply make it easier to read in light of now having 
three years of extensions at different percentages. Under the proposal, 
we would pull out the references to percentages and years from the 
first sentence of (b)(1) into a new list of subparagraphs, mirroring 
the way that the QP and Partial QP thresholds are listed in Sec.  
414.1430. Specifically, we propose to amend Sec.  414.1450(b)(1) by: 
(1) remove all of the language in the first sentence that references 
percentages and payment years and begin the sentence ``The amount of 
the APM Incentive Payment is''; (2) insert after ``is'' the phrase 
``the applicable percentage established for the payment year''; (3) add 
at the end of the subparagraph ``The applicable percentage is the 
following value for the indicated payment years:''; and (4) create new 
subparagraphs (i) through (iv) to list the specific applicable 
percentages, including the extension for 2028. The proposed revised 
paragraph would read:
    ``(1) The amount of the APM incentive payment is the applicable 
percentage established for the payment year of the estimated aggregate 
payments for covered professional services as defined in section 
1848(k)(3)(A) of the Act furnished during the calendar year immediately 
preceding the payment year. CMS uses the paid amounts on claims for 
covered professional services to calculate the estimated aggregate 
payments on which CMS will calculate the APM Incentive Payment. The 
applicable percentage is the following value for the indicated payment 
years below.
     2019 through 2024: 5 percent.
     2025: 3.5 percent.
     2026: 1.88 percent.

[[Page 44219]]

     2028: 3.1 percent.''
    We believe that this proposed revised structure is cleaner than the 
current single paragraph with its increasingly long detailing of years 
and percentages, and therefore will provide an easier-to-follow 
explanation of the APM Incentive Payment amount. These proposed 
technical structural changes would not modify the substantive policies 
of this provision. The only substantive change we are proposing is the 
codifying in new subparagraph Sec.  414.1450(b)(1)(iv) of the 3.1 
percent legislated for 2028.
(3) APM Incentive Payment Definition
    As described in the overview, we established the definition of 
``APM Incentive Payment'' at Sec.  414.1305 in the CY 2017 Quality 
Payment Program final rule (81 FR 77008), we included language that 
specifically referenced payment years 2019 through 2024. However, when 
we revised Sec.  414.1450 in the CY 2023 and CY 2024 PFS final rules to 
codify the legislative extensions of the APM Incentive Payment, we 
neglected to make conforming changes to the definition of ``APM 
Incentive Payment'' at Sec.  414.1305 to reflect those subsequent 
legislative actions. As such, the current definition at Sec.  414.1305 
references only the original statutory payment years of 2019 through 
2024, making it out-of-date. To address this, we are proposing to 
update the definition to remove the references to specific years and 
instead refer to Sec.  414.1450(b)(1). The revised definition would 
read: ``APM Incentive Payment means the lump sum incentive payment for 
a year as described in section 414.1450(b)(1) and that is paid for an 
eligible clinician who is a QP for the applicable year.'' This proposal 
would allow for the APM Incentive Payment definition to automatically 
be inclusive of any year that may be added through future legislation 
and codified at Sec.  414.1450(b)(1) without the need for a conforming 
change to the definition at Sec.  414.1305 itself.
    We seek public comment on this proposal.
(4) Summary
    We are proposing to codify the most recent legislative extension of 
the APM Incentive Payment by: (1) revising Sec.  414.1450(a)(1)(i) to 
include the payment amounts for 2019 through 2028; and (2) revising 
Sec.  414.1450(b)(1) to make structural changes that include the 
applicable percentages for 2019 through 2024, 2025, 2026, and 2028, 
respectively at Sec. Sec. Sec. Sec.  414.1450(b)(1)(i), (ii), (iii) and 
(iv). We note that the only substantive change involved in these 
modifications would be the addition of the 2028 extension. The proposed 
structural changes would not affect the policies of this provision but 
simply improve the readability of this paragraph.
    We also are proposing to revise the definition of ``APM Incentive 
Payment'' at Sec.  414.1305 to remove the current references to 
specific payment years and replace them with a reference to the years 
described in Sec.  414.1450(b)(1).
    We seek public comment on these proposals.
e. QP and Partial QP Thresholds
    Section 1833(z)(2) of the Act specifies the thresholds for the 
level of participation in Advanced APMs required for an eligible 
clinician to become a QP for a year. The Medicare Option, based on Part 
B payments for covered professional services or counts of patients 
furnished covered professional services under Part B, has been 
applicable since payment year 2019 (performance period 2017). The All-
Payer Combination Option, through which QP status is calculated using 
the Medicare Option in addition to an eligible clinician's 
participation in Other Payer Advanced APMs, has been applicable since 
payment year 2021 (performance period 2019). In the CY 2017 Quality 
Payment Program final rule (81 FR 77433 through 77439), we finalized 
our policy for QP and Partial QP Thresholds for the Medicare Option as 
codified at Sec.  414.1430(a) and for the All-Payer Combination Option 
at Sec.  414.1430(b). Section 304(a)(2) of Division G, Title I, 
Subtitle C, of the Consolidated Appropriations Act, 2024 (CAA, 2024) 
(Pub. L. 118-42, March 9, 2024) amended section 1833(z)(2) of the Act 
by extending for payment years 2025 and 2026 (performance periods 2023 
and 2024) the applicable payment amount and patient count thresholds 
for an eligible clinician to achieve QP status. Specifically, section 
304(a)(2) of the CAA, 2024, amended section 1833(z)(2) of the Act to 
continue the QP payment amount thresholds that applied in payment year 
2025 (performance period 2023) to payment year 2026 (performance period 
2024). Additionally, section 304(a)(2) of the CAA, 2024, amended 
section 1833(z)(2) of the Act to require that, for payment year 2026, 
the Secretary use the same percentage criteria for the QP patient count 
threshold that applied in payment year 2022. Section 304(b) of the CAA, 
2024, also amended section 1848(q)(1)(C)(iii) of the Act to extend 
through payment year 2026 the Partial QP thresholds that were 
established beginning for payment year 2021 under the Medicare Option. 
Under the All-Payer Combination Option, the QP thresholds for payment 
year 2026 (performance period 2025) will remain at 50 percent for the 
payment amount method and 35 percent for the patient count method. The 
Partial QP thresholds for payment year 2026 (performance period 2024) 
will continue at 40 percent for the payment amount method and 25 
percent for the patient count method. To become a QP through the All-
Payer Combination Option, eligible clinicians must first meet certain 
minimum threshold percentages under the Medicare Option. For payment 
year 2026 (performance period 2024), the minimum Medicare Option 
threshold an eligible clinician must meet to be eligible for the All-
Payer Combination Option is 25 percent for the payment amount method or 
20 percent for the patient count method. For Partial QP status, the 
minimum Medicare Option threshold an eligible clinician must meet to be 
eligible for the All-Payer Combination Option is 20 percent for the 
payment amount method or 10 percent for the patient count method.
    To conform our regulation with the amendments made by the CAA, 
2024, we propose to amend Sec.  414.1430 by revising paragraphs (a) and 
(b) to reflect the statutory QP and Partial QP threshold percentages 
for both the payment amount and patient count under the Medicare Option 
and the All-Payer Option with respect to payment year 2026 (performance 
period 2024). Over the years, as legislative changes have been enacted, 
we have added new regulatory subsections. Additionally, we note that 
these thresholds all increased for payment year 2027 (performance 
period 2025), and were legislatively restored to lower levels for 
payment year 2028 (performance period 2026). To maintain relative 
structural simplicity in the regulation, we are proposing to condense 
the lists of applicable years and thresholds. The proposed structure 
would limit duplication in our description of the applicable 
thresholds.
    We propose the following revisions to Sec.  414.1430(a) and (b) for 
the Medicare Option and All-Payer Combination Option QP and Partial QP 
thresholds as follows:
     Paragraph (a)(1)(vi) to state that for 2027 the amount is 
75 percent, and a new paragraph (a)(1)(vii) to state that for 2028, the 
amount is 50 percent, and a new paragraph (a)(1)(viii) to state that 
for 2029 and later, the amount is 75 percent.
     Paragraph (a)(2)(vi) to state that for 2027 the amount is 
50 percent, and a

[[Page 44220]]

new paragraph (a)(2)(vi) to state that for 2028 the amount is 40 
percent, and a new paragraph that for 2028 and later, the amount is 50 
percent.
     Paragraph (a)(3)(vi) to state that for 2027 the amount is 
50 percent, and a new paragraph (a)(3)(vii) to state that for 2028, the 
amount is 35 percent, and a new paragraph (a)(3)(viii) to state that 
for 2029 and later, the amount is 50 percent.
     Paragraph (a)(4)(vi) to state that for 2027 the amount is 
35 percent, and a new paragraph (a)(4)(vii) to state that for 2028, the 
amount is 25 percent, and a new paragraph (a)(3)(viii) to state that 
for 2029 and later, the amount is 35 percent.
     Paragraph (b)(1)(i)(B) to state that for 2027 the amount 
is 75 percent, and a new paragraph (b)(1)(i)(C) to state that for 2028, 
the amount is 50 percent, and a new paragraph (b)(1)(i)(D) to state 
that for 2029 and later, the amount is 75 percent.
     Paragraph (b)(2)(i)(B) to state that for 2027 the amount 
is 75 percent and a new paragraph (b)(2)(i)(C) to state that for 2027, 
the amount is 50 percent, and a new paragraph (b)(2)(i)(D) to state 
that for 2028 and later, the amount is 75 percent.
     Paragraph (b)(3)(i)(B) to state that for 2027 the amount 
is 50 percent, and a new paragraph (b)(3)(i)(C) to state that for 2028, 
the amount is 35 percent, and a new paragraph (b)(3)(i)(D) to state 
that for 2029 and later, the amount is 50 percent.
     Paragraph (b)(4)(i)(B) to state that for 2027 the amount 
is 35 percent, and a new paragraph (b)(4)(i)(C) to state that for 2028, 
the amount is 25 percent, and a new paragraph (b)(4)(i)(D) to state 
that for 2029 and later, the amount is 35 percent.

V. Collection of Information Requirements

    Under the Paperwork Reduction Act of 1995 (PRA), 44 U.S.C. 3501-
3520, we are required to provide notice in the Federal Register and 
solicit public comment before a collection of information requirement 
is submitted to the Office of Management and Budget (OMB) for review 
and approval. Collection of information is defined under 5 CFR 
1320.3(c) of the PRA''s implementing regulations. To fairly evaluate 
whether an information collection should be approved by OMB, 44 U.S.C. 
3506(c)(2)(A) requires that we solicit comment on the following issues:
     The need for the information collection and its usefulness 
in carrying out the proper functions of our agency.
     The accuracy of our estimate of the information collection 
burden.
     The quality, utility, and clarity of the information to be 
collected.
     Recommendations to minimize the information collection 
burden on the affected public, including automated collection 
techniques.
    We are soliciting public comment (see section V.D. of this proposed 
rule) on each of the aforementioned issues for the following sections 
of this document that contain confirmed or potential information 
collection requirements (ICRs). Comments, if received, will be 
responded to within the subsequent final rule (CMS-1848-F, OMB 0938-
1485).

A. Wage Estimates

    To derive average costs, we used data from the U.S. Bureau of Labor 
Statistics' (BLS) May 2025 National Occupational Employment and Wage 
Estimates for all salary estimates (https://www.bls.gov/oes/tables.htm). In this regard, Tables D-A1 and D-A2 present BLS' mean 
hourly wage, our estimated cost of fringe benefits and other indirect 
costs (calculated at 100 percent of salary), and our adjusted hourly 
wage. There are many sources of variance in the average cost estimates, 
both because fringe benefits and other indirect costs vary 
significantly from employer to employer, and because methods of 
estimating these costs vary widely from study to study. Therefore, we 
believe that doubling the hourly wage to estimate total cost is a 
reasonably accurate estimation method.
    We note that the BLS data does not include median hourly wage rates 
for multiple physician occupation types listed in Table D-A2; in these 
cases, the BLS identifies that the median wage rate is equal to or 
greater than $115.00/hr or $239,200 per year. BLS data for prior years, 
such as the May 2022 and May 2023 data, provide similar notes for 
median wage rates for occupations that are above the same threshold 
($115.00/hr or $239,200 per year for the May 2022 BLS data (https://www.bls.gov/oes/2022/may/oes_nat.htm) and May 2023 BLS data (https://www.bls.gov/oes/2023/may/oes_nat.htm)). Therefore, for consistency with 
previous years for estimating physician wage rates, we have continued 
to use mean hourly wage rates across our wage estimates.
[GRAPHIC] [TIFF OMITTED] TP16JY26.118

    For our purposes, BLS' May 2025 National Occupational Employment 
and Wage Estimates does not provide an occupation that we could use for 
``Physician'' wage data. To estimate a Physician's costs, we used an 
average conglomerate wage of $307.74/hr as demonstrated in Table D-A2.

[[Page 44221]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.119

Private Sector
    To derive average costs, we used the most recently available data 
from the US Bureau of Labor Statistics (BLS), the May 2025 National 
Occupational Employment and Wage Statistics, for all salary estimates 
(https://www.bls.gov/oes/tables.htm). In this regard, Table D-A3 
presents BLS' mean hourly wage, our estimated cost of fringe benefits 
and other indirect costs (calculated at 100 percent of salary), and our 
adjusted hourly wage.
[GRAPHIC] [TIFF OMITTED] TP16JY26.120

    As indicated, we are adjusting our employee hourly wage estimates 
by a factor of 100 percent. This is necessarily a rough adjustment, 
both because fringe benefits and other indirect costs vary 
significantly from employer to employer, and because methods of 
estimating these costs vary widely from study to study. Nonetheless, we 
believe that doubling the hourly wage to estimate the total cost is a 
reasonably accurate estimation method.
Wages for Individuals
    We believe that the cost for beneficiaries undertaking 
administrative and other tasks on their own time is a post-tax wage of 
$24.05/hr.
    The Valuing Time in U.S. Department of Health and Human Services 
Regulatory Impact Analyses: Conceptual Framework and Best Practices 
\389\ identifies the approach for valuing time when individuals 
undertake activities on their own time. To derive the costs for 
beneficiaries, we used a measurement of the usual weekly earnings of 
wage and salary workers of $1,159 \390\ for 2024 and then divided by 40 
hours to calculate an hourly pre-tax wage rate of $28.98/hr. This rate 
is adjusted downwards by an estimate of the effective tax rate for 
median income households of about 17 percent or $4.93/hr ($28.98/hr x 
0.17), resulting in the post-tax hourly wage rate of $24.05/hr ($28.98/
hr-$4.93/hr). Unlike our

[[Page 44222]]

private sector wage adjustments, we are not adjusting beneficiary wages 
for fringe benefits and other indirect costs since the individuals' 
activities, if any, would occur outside the scope of their employment.
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    \389\ https://aspe.hhs.gov/sites/default/files/migrated_legacy_files//176806/VOT.pdf.
    \390\ https://fred.stlouisfed.org/series/LEU0252881500A.
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B. Proposed Information Collection Requirements (ICRs)

1. ICR Regarding Rebate Reduction Requests Under Sections 11101 and 
11102 (Sec. Sec.  427.402, 428.302, and 428.303)
    This ICR collects information from manufacturers of Part B 
rebatable biosimilar biological products and generic Part D rebatable 
drugs and biosimilars that are requesting rebate reductions to inform 
CMS' determinations regarding such rebate reduction requests pursuant 
to the policies adopted in the CY 2025 PFS final rule (89 FR 97710). 
The information collection requirements for the Rebate Reduction 
Requests under sections 11101 and 11102 of the IRA ICR currently 
approved under OMB Control Number 0938-1474 are scheduled to expire on 
July 31, 2027. We intend to seek renewal of this collection from OMB 
prior to its expiration. The renewal will continue the currently 
approved requirements with technical updates to the forms, such as the 
email address to submit rebate reduction requests and references to 
relevant sections of the CY 2025 PFS final rule. No policy changes 
related to this collection are proposed in this rule. Consequently, we 
are not setting out any proposed burden estimates under this section of 
this proposed rule.
2. ICRs Regarding Clinical Laboratory Fee Schedule: Revised Data 
Reporting Period and Phase-In of Payment Reductions (Sec.  414.504)
    As stated in section 1834A(h)(2) of the Act, chapter 35 of title 44 
U.S.C., which includes such provisions as the PRA, does not apply to 
information collected under section 1834A of the Act. Consequently, we 
are not setting out any proposed burden estimates under this section of 
the proposed rule. Please refer to section VII.F.4. of this proposed 
rule for a discussion of the impacts associated with the proposed 
changes described in section III.C. of this proposed rule.
3. Ambulatory Specialty Model
    In this proposed rule, we make several proposals related to the 
Ambulatory Specialty Model (ASM), which is tested under the authority 
of section 1115A of the Act. As stated in the CY 2026 PFS final rule 
(90 FR 49973), under section 1115A(d)(3) of the Act, Chapter 35 of 
title 44, United States Code, does not apply to the testing, 
evaluation, and expansion of models under section 1115A of the Act and, 
therefore, the information collection requirements associated with the 
ASM proposals in this rule are not subject to the PRA. Nevertheless, 
for transparency, we briefly describe the anticipated administrative 
effects of these proposals.
    The proposed ASM revisions in this proposed rule would have limited 
impact on the collection of information overall. For example, within 
the quality ASM performance category, we propose to replace the 
Functional Status Change for Patients with Low Back Impairments (MIPS 
Q220) with the Functional Outcome Assessment (MIPS Q182) measure, which 
should not impact burden given we are removing one measure and 
replacing with another. The proposed addition of the administrative 
claims-based quality measure would not entail additional data 
collection or submission requirements given there is no data submission 
for such measures. Similarly, remaining proposals should not impact the 
collection of information significantly.
4. ICRs Regarding Limiting Medicare Coverage of Certain Individuals
    In accordance with section 1899C of the Act and in this proposed 
rule, we intend to update the Medicare initial enrollment forms to 
expand the response options to include specific types of citizenship 
and alien status data elements to support Medicare Part A enrollment 
eligibility determinations. This is a small change that will not 
increase the burden already accounted for in OMB control numbers 0938-
0251 (CMS 18-F-5), 0938-0245 (CMS 4040), 0938-0251 (CMS-10797) and 
0938-0080 (CMS 43).
    Our estimate is that the addition of the citizenship section to the 
CMS-10797, the form used to apply for Medicare using a Special 
Enrollment Period for Exceptional Conditions, does not change the 
currently approved burden estimates accounted for in OMB Control Number 
0938-0251. The majority of respondents are expected to be U.S. citizens 
or nationals who will spend no more than one minute on the citizenship 
section, which is considered negligible. The currently approved burden 
for this collection reflects 34,612 respondents generating 34,612 total 
annual responses at 0.25 hours per response, for a total of 8,653 
burden hours (34,612 responses x 0.25 hr/response) at a cost of 
$208,105 (8,653 hours x $24.05/hr), or $6.01 per respondent ($208,105/
34,612 respondents). We request comment on the burden assumptions for 
the CMS-10797.
    The addition of the new SEP category to the CMS-10797 creates 
additional burden for individuals who utilize the SEP to apply for re-
enrollment in Medicare following a change in their citizenship, 
nationality, or immigration status. We do not have historical data on 
which to base a precise estimate of SEP utilization, as this is a newly 
proposed enrollment pathway with no prior utilization experience. OACT 
estimates that approximately 32,000 individuals will lose Medicare 
coverage beginning in 2027. For purposes of this burden estimate, we 
assume that approximately 10 percent of individuals projected to lose 
Medicare coverage, approximately 3,200 (32,000 x 0.10) individuals 
annually, may utilize the SEP to re-enroll in Medicare following a 
change in their citizenship, nationality, or immigration status. This 
is a placeholder assumption, as there is no historical precedent on 
which to base the estimate. We estimate 3,200 total respondents 
annually at 0.25 hours per response, for a total additional burden of 
800 hours (3,200 responses x 0.25 hr/response) at a total estimated 
additional cost of $19,240 (800 x $24.05/hr), or $6.01 per respondent 
($19,240/3,200 respondents), beginning in CY 2027. We assume that the 
0.25 hours per response applies to this proposed SEP, as the burden 
associated with reestablishing immigration status and updating 
documentation is outside the Medicare enrollment process and therefore 
this burden estimate only accounts for time to enroll in Medicare.
    The updated total burden for OMB control number 0938-1426, 
inclusive of both the currently approved burden and the additional SEP 
burden, is 37,812 total respondents (34,612 + 3,200) and 9,453 total 
burden hours (8,653 + 800) at a total cost of $227,345 ($208,105 + 
$19,240).
    All information impacts related to the procedural steps that MA and 
Part D plans must take to receive and process disenrollment 
transactions have already been accounted for under OMB control numbers 
0938-0753 (CMS-R-267) and 0938-0964 (CMS-10141) and no additional 
burden is attributed to this provision for those activities as this 
change is small relative to the number of disenrollment transactions 
processed by MA and Part D plans annually.
    We are seeking public comments on all aspects of the proposed 
changes to entitlement and eligibility rules for Parts A and B, the 
underlying burden

[[Page 44223]]

assumptions, and the changes to limit coverage under Medicare cost 
plans, MA plans, and Part D plans.
5. ICR Regarding Medicare Prescription Drug Inflation Rebate (Sec.  
428.203(c))
    The following proposed changes will be submitted to OMB for review 
under control number 0938-1485 (CMS-10930).
    In section III.G.3.c.2.c. of this proposed rule, we are proposing 
to require all providers and suppliers that are covered entities as 
defined under Sec.  10.3 (hereinafter collectively ``340B providers'' 
unless otherwise noted) to submit data elements from their Part D 340B 
claims to the 340B repository for all covered Part D drugs billed to 
Medicare Part D by such covered entity or its contractor(s) beginning 
in 2027 for Part D claims with dates of service on or after January 1, 
2027. To allow sufficient time for 340B providers to gather, validate, 
and submit the specified data to the 340B repository, we propose to 
require that 340B providers would be expected to report data on a 
quarterly basis (though they may choose to submit more frequently) to 
the 340B repository within one calendar quarter following the close of 
the relevant calendar quarter. For example, for claims with dates of 
service between October 1, 2027, through December 31, 2027, 340B 
providers would submit the data elements from Part D 340B claims to the 
340B repository no later than March 31, 2028. 340B providers would 
submit this data directly to CMS to be included in the 340B repository. 
We propose that we would rely upon the completeness and accuracy of the 
data submitted by 340B providers to the 340B repository, consistent 
with the 340B provider requirement to certify the accuracy of such 
submissions, to consider all data elements received by the 340B 
repository to be associated with Part D 340B claims. We also propose, 
as part of every submission to require 340B providers (or an individual 
or contractor with the delegated authority as an authorized 
representative of the 340B provider to perform the certification) to 
certify that the data elements from all claims submitted to the 340B 
repository are from verified 340B claims and, to the best of the 340B 
provider's knowledge, its submissions include all Part D 340B claims 
for the 340B provider at the time of submission for the relevant 
period. 340B providers or their authorized representative would be 
required to certify the completeness and accuracy of the data submitted 
and to certify that the submitter is authorized to submit on behalf of 
the 340B provider. We would match the stored data elements in the 340B 
repository to PDE transactions for each Part D rebatable drug dispensed 
during the applicable period and would evaluate 340B repository data 
for: (1) data integrity, and (2) submission frequency and completeness 
across covered entity types and geographies.
    The information collected by CMS from 340B providers would provide 
CMS with information to assess the usability of the data received and 
feasibility of CMS removing 340B units from the total number of units 
used to calculate the total rebate amount in the future based on the 
data submitted. This data and information is necessary to implement 
statutory requirements of the Medicare Part D Drug Inflation Rebate 
Program at section 1860D-14B(b)(1)(B) of the Act, which requires that 
beginning with plan year 2026, we shall exclude from the total number 
of units for a Part D rebatable drug, with respect to an applicable 
period, those units for which a manufacturer provides a discount under 
the 340B Program. As stated earlier, we are proposing to require all 
340B providers to submit data elements from their Part D 340B claims to 
the 340B repository for all covered Part D drugs billed to Medicare 
Part D beginning in 2027 for Part D claims with dates of service on or 
after January 1, 2027.
    Based on internal CMS analyses of the unique 340B ID numbers in the 
OPAIS database that are active (that is, not terminated) with at least 
one contract pharmacy association listed, we estimate that 
approximately 14,000 340B providers would respond by submitting data 4 
times per year (quarterly) to the 340B repository in the format and 
manner specified by CMS.
    For a 340B provider or its third-party administrator (TPA), we 
estimate it would take 6 hours at $107.20/hr for a Software Quality 
Assurance Analyst and Tester sampling for each submission and 2 hours 
at $129.74/hr for a General and Operations Manager to review each 
submission. In addition to the recurring submissions, we estimate it 
would take a General and Operations Manager one hour at $129.74/hr to 
complete the one-time registration for the 340B repository.
    In aggregate, we estimate an annual burden of 462,000 hours 
([56,000 responses x 8 hr/response] + [14,000 340B providers x 1 hr/
registration]) at a cost of $52,366,440 [(2 hr x $129.74/hr x 56,000 
responses) + (6 hr x $107.20/hr x 56,000 responses) + (1 hr x $129.74/
hr x 14,000 registrations)]) (see Table D-A4).
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[[Page 44224]]


6. ICRs Regarding the Medicare Shared Savings Program
    Section 1899(e) of the Act provides that chapter 35 of title 44 
U.S.C., which includes such provisions as the PRA, shall not apply to 
the Shared Savings Program. Accordingly, we are not setting out Shared 
Savings Program burden estimates under this section of the rule. Please 
refer to the Regulatory Impact Analysis (section VII. of this proposed 
rule) for a discussion of the impacts associated with the proposed 
changes to the Shared Savings Program as described in section III.G. of 
this proposed rule.
7. ICRs Regarding the Quality Payment Program
a. Background
    The following identifies proposed changes will be submitted to OMB 
for review under control number 0938-1314 (CMS-10621).
    However, independent of this proposed rulemaking's changes, we also 
intend to merge the information collection requests in the Virtual 
Groups PRA package (OMB control number 0938-1343, CMS-10652) into OMB 
control number 0938-1314 (CMS-10621) in order to consolidate QPP-
related ICRs into a single collection of information request to avoid 
duplication. For more detailed information on our proposed policies, we 
refer readers to section IV. of this proposed rule.
    We apply the updated BLS wage rate data identified in section V.A. 
of this proposed rule. We refer readers to section VII.F.11.e. of this 
proposed rule for the Regulatory Impact Analysis for discussion of 
impacts to final scores and payment adjustments.
    All changes to burden and information collections for Quality 
Payment Program ICRs due to changes associated with proposed policies 
will be submitted to OMB for review under control number 0938-1314 
(CMS-10621). Non-rulemaking revisions, resulting from updated data and 
assumptions, will also be submitted to OMB. It is intended to focus our 
PRA score on the impact of this rule's proposed policy changes.
(1) Framework for Understanding the Burden of MIPS Data Submission
    Across organizations permitted or required to submit data on behalf 
of clinicians, there can be variation across the types of data 
provided, and whether a clinician is a MIPS eligible clinician or other 
eligible clinician voluntarily submitting data, a MIPS Alternative 
Payment Model (APM) participant, or an Advanced APM participant. MIPS 
eligible clinicians and other clinicians voluntarily submitting data to 
MIPS for the quality, Promoting Interoperability, and improvement 
activities performance categories may submit data as the following 
participation types: individual; group; virtual groups (available only 
for traditional MIPS); subgroups (available only for MIPS Value 
Pathways (MVPs)); and APM Entities. Eligible clinicians who attain 
Partial Qualifying APM Participant (QP) status may be subject to data 
collection burden if they elect to participate in MIPS. MIPS eligible 
clinicians are not required to submit any data for the cost performance 
category, as CMS calculates performance on measures specified for this 
performance category based on claims-data. Virtual groups are subject 
to the same data submission requirements per performance category as 
groups, and therefore, we will refer only to groups for the remainder 
of this section, unless otherwise noted.
    For the aforementioned participation types, we assessed the same 
burden per reporting option and assumed from our available data that 
all non-Medicare Shared Savings Program (Shared Savings Program) APM 
Entity submissions are assessed based on a single Taxpayer 
Identification Number (TIN). Per section 1899(e) of the Act, the PRA 
does not apply to the Shared Savings Program, thus excluded submissions 
by Shared Savings Program APM Entities from our MIPS reporting 
estimates. The regulatory impact analysis in section VII.F.11.b. of 
this proposed rule discusses impacts to the Shared Savings Program from 
provisions associated with this proposed rule.
    There are three MIPS reporting options: traditional MIPS, MVPs, and 
the APM Performance Pathway (APP). In section V.B.7.c.(1) of this 
proposed rule, we provide distinct estimates for the traditional MIPS 
and MVP reporting options for the quality performance category, 
focusing on changes to our currently approved burden estimates. As with 
the CY 2026 PFS final rule (90 FR 49942 through 49943), we have not 
separately estimated burden for traditional MIPS and MVPs for the 
Promoting Interoperability and improvement activity performance 
categories. Traditional MIPS and MVPs require reporting on all 
Promoting Interoperability performance category objectives and 
measures. Traditional MIPS reporting for the improvement activities 
performance category typically requires attestation to two improvement 
activities; however, clinicians, groups, and virtual groups with a 
special status designation are only required to attest to one 
improvement activity. All MVP participants are only required to attest 
to one improvement activity. For additional details on historic burden 
assumptions for the improvement activities performance category, we 
refer readers to the CY 2025 PFS final rule (89 FR 98492). In the 
related collection of information request (OMB control number 0938-
1314, CMS-10621), we aggregate submissions across all reporting 
options. For additional burden historic frameworks, we refer readers to 
the CY 2024 PFS final rule (88 FR 79422 through 79424) and the CY 2025 
PFS proposed rule (89 FR 62111 through 62114).
(2) Additional Data Considerations
    The accuracy of our estimates of the total burden for data 
submission for MIPS performance categories may be impacted by several 
factors. First, we are unable to predict with certainty the number of 
participants who will obtain a QP status, thus exempt from MIPS 
reporting, for the CY 2027 performance period/2029 MIPS payment year 
and later years. Eligible clinicians who do not achieve QP status for a 
given performance period may be required to participate in the Merit-
Based Incentive Payment System (MIPS). Second, it is difficult to 
predict whether Partial QPs, who can elect to report to MIPS, will 
choose to participate in the CY 2027 performance period/2029 MIPS 
payment year or later years. Therefore, the actual number of Partial QP 
participants and whether they elect to submit MIPS data may differ from 
our estimates. However, we believe our methodology for assessing 
burden, as described in the preceding Framework for Understanding the 
Burden of MIPS Data Submission section, is most appropriate given all 
the limitations. We refer readers to section VII.F.11.e.(2) (b) of this 
proposed rule for a discussion of the potential but unquantifiable 
burden implications on MIPS-related burden of the proposal to modify 
the application of the QP and partial QP status, presented in section 
IV.F.2. of this proposed rule.
b. ICRs Regarding Third Party Intermediaries (Sec.  414.1400)
    We refer readers to Sec.  414.1400(d) for our previously 
established requirements for CMS-approved third party intermediaries 
that may submit data on behalf of MIPS eligible clinicians, groups, 
virtual groups, subgroups, and APM Entities. The following sections 
detail proposals that impact existing ICRs relevant to Third Party 
Intermediaries. Additionally, in section

[[Page 44225]]

IV.C. of this proposed rule, we are proposing to (1) add a requirement 
that CMS-approved third-party intermediaries may be terminated after 
failure to submit data for 1 year ; and (2) add a new requirement for 
third party intermediaries to submit documentation about intent to 
submit MIPS data and to terminate a third party intermediary if they do 
not submit documentation by the date specified by CMS. We refer readers 
to section VII.F.11.e.(2)(c) of this proposed rule for additional 
discussion on the impact of these proposals for which burden is not 
quantifiable.
(1) Full and Simplified Self-Nomination for Qualified Clinical Data 
Registries (QCDRs) and Qualified Registries
    As described in section IV.C. of this rule, we are proposing to: 
(1) further clarify that additional requirements for health IT vendors 
do not apply beginning with the CY 2025 performance period/2027 MIPS 
payment year because health IT vendors are no longer allowed to submit 
MIPS data as third party intermediaries starting in that year; (2) 
clarify the level at which performance feedback reports are provided; 
(3) update the existing sampling methodologies for data auditing 
purposes; and (4) update the policy so that third party intermediaries 
will not be permitted to make changes to the qualified posting after it 
is publicly posted on the Quality Payment Program resource library. We 
assume that there will be no impact on the time required to complete 
either the full or simplified self-nomination process due to these 
proposals. Additionally, related to our proposal to implement core 
measures in traditional MIPS and MVPs in section IV.A.4.d.(1)(c) of 
this proposed rule, we are proposing to revise the data submission 
requirement in which a QCDR or a qualified registry must be able to 
submit at least six qualified measures including at least one MIPS core 
measure, beginning with the CY 2027 performance period/2029 MIPS 
payment year. This proposal does not alter the minimum number of 
measures a qualified registry or QCDR is required to support; 
therefore, we assume no impact to the overall time estimated for 
qualified registries or QCDRs to submit their information at the time 
of self-nomination. We are not proposing revisions to our estimated 
responses and time per response for both the Full and Simplified Self-
Nominations for Qualified Registries and QCDRs under OMB control number 
0938-1314 (CMS-10621).
(2) Third Party Intermediary Plan Audits
    We are proposing updates related to Third Intermediary Plan Audits, 
which include targeted audit requirements, participation plan 
submissions, and corrective action and termination processes for third 
party intermediaries.
(a) Participation Plans
    In section IV.C.3.c. of this proposed rule, we are proposing to 
update the conditions for approval related to participation plans such 
that third party intermediaries that do not submit data for 1 year 
would be required to submit a participation plan during self-
nomination. Currently, third party intermediaries are required to 
submit a participation plan only after not submitting data for 2 
consecutive years. We do not expect this proposal to affect the number 
of participation plans submitted during the self-nomination process and 
therefore do not anticipate an impact on burden; therefore, we are not 
proposing to modify our burden estimates under OMB control number 0938-
1314 (CMS-10621).
c. ICRs Regarding Quality Data Submission
(1) Proposed Changes to Quality Performance Category Submissions
    In section IV.A.4.a. of this proposed rule, we are proposing to add 
three new MVPs beginning with the CY 2027 performance period/2029 MIPS 
payment year. In section IV.A.3. of this proposed rule, we are also 
proposing that beginning in the CY 2029 performance period/2031 MIPS 
payment year, eligible clinicians participating in MIPS, and not 
reporting the APM Performance Pathway (APP/APP+), would be required to 
report the measures and activities in a selected MVP. Related to this 
proposal, we are proposing to include virtual groups in MVP reporting 
beginning in the CY 2029 performance period/2031 MIPS payment year. We 
refer readers to sections V.B.7.c.(1)(a) of this proposed rule for 
additional details regarding the quality data reporting estimates for 
both MIPS and MVPs due to these updated proposals.
    The following proposed policies would not have impact on burden as 
they do not affect the minimum reporting requirements for the 
respective quality performance category submission:
    In section IV.A.4.a.(2) of this proposed rule, we are proposing MVP 
maintenance updates to our MVP inventory that are aligned with the MVP 
development criteria (85 FR 84849 through 84854), in section 
IV.A.4.d.(1)(c)(iii) of this proposed rule, we are also proposing MIPS 
core measures in traditional MIPS and MVPs with an attestation process. 
In section IV.A.4.d(1)(e) of this proposed rule, we are also proposing 
MIPS quality measure inventory updates.
    In section IV.A.4.d.(1)(c)(iii) of this proposed rule, we are 
proposing to establish a MIPS core measure attestation process whereby 
the clinician would be required to attest during the data submission 
period that there was not an available and applicable MIPS core measure 
for them to report. We are not proposing revisions due to this proposal 
as we believe the currently approved burden for traditional MIPS and 
MVP quality measure submissions is sufficient to absorb the negligible 
effort of the attestation in lieu of reporting a quality measure.
    In the following sections, we estimate the number of submissions 
for each collection type that require active reporting by individual 
clinicians, groups, subgroups (as applicable for MVP reporting), or 
non-Shared Savings Program APM Entities for the CY 2027 performance 
period/2029 MIPS payment year through CY 2029 performance period/2031 
MIPS payment year per the policy proposals previously discussed. 
Available collection types include Medicare Part B claims measures 
(small practices only), MIPS Clinical Quality Measures (CQM), QCDR 
measures, and electronic Clinical Quality Measures (eCQMs). We do not 
assess burden for the administrative claims-based quality measures, as 
CMS automatically calculates scores for individual clinicians, groups, 
subgroups (as applicable for MVP reporting), or non-Shared Savings 
Program APM Entities that meet requirements to be scored. As there are 
no policy proposals related to the non-Shared Savings Program related 
APM Performance pathway, we assume no change to our currently approved 
burden estimates.
(a) CY 2027 Performance Period/2029 MIPS Payment Year and CY 2028 
Performance Period/2030 MIPS Payment Year
    The following section details the burden estimate for the proposal 
to add 3 new MVPs starting with the CY 2027 performance period/2029 
MIPS payment year consistent with the proposals outlined in section 
V.B.7.c.(1)(a)(ii) of this rule. These burden estimates will also apply 
to the CY 2028 performance period/2030 MIPS payment year.

[[Page 44226]]

(i) Updated Data Assumptions for Quality Submissions
    For the traditional MIPS and MVP Quality Performance Category ICRs, 
our currently approved estimates used submission data from the CY 2023 
performance period/2025 MIPS payment year and estimated that: (1) 14 
percent of quality submissions will submit as an MVP based on the MVP 
inventory available in the CY 2026 performance period/2028 MIPS payment 
year; and (2) 20 subgroups (90 FR 49948 through 49949). At the time of 
this rulemaking, we have updated historic submission data for the CY 
2024 performance period/2026 MIPS performance year, inclusive of 
individual, group, and non-Shared Savings Program APM Entities.
    In Tables D-A5 and D-A6, we identify the updated response estimates 
by reporting option due to the availability of this updated data and 
add our estimate of 20 subgroup submissions currently approved under 
OMB control number 0938-1314 (CMS-10621). The response estimates for 
these ICRs apply our existing approach for estimating the impact of 
MVPs as a percentage of historic submissions, the currently approved 
estimate of 14 percent as established in the CY 2026 PFS Final Rule (90 
FR 49949).
    The impact on burden for each proposal discussed in the following 
sections use these updated active response estimates when calculating 
change in total time and cost. The updated estimates will be submitted 
to OMB for review under control number 0938-1314 (CMS-10621).
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(ii) MVP Participation Estimate
    We estimate the number of MVP submissions for the CY 2027 
performance period/2029 MIPS payment year as a percent of the total 
traditional MIPS and MVP submissions from the CY 2024 performance 
period/2026 MIPS payment year (see Table D-A5). We assessed measure-
level submission trends from the CY 2024 performance period/2026 MIPS 
payment year data for the new MVPs as proposed in section IV.A.4.a. of 
this proposed rule. The total average of quality measure submissions 
for the proposed new MVPs was equivalent to approximately 6 percent of 
the total quality performance category submissions in the CY 2024 
performance period/2026 MIPS payment year. With the existing 14 percent 
estimate previously finalized in the CY 2026 PFS final rule (90 FR 
32789) plus the incremental change of an additional 6 percent due to 
the proposed new MVPs, we estimate that 20 percent of quality 
performance category submissions may report via MVPs for the CY 2027 
performance period/2029 MIPS payment year (row b). While this approach 
to estimate MVP submissions as a function of historic traditional MIPS 
and MVP submissions, and not just MVP submissions from a given year, is 
used to estimate future reporting behaviors with an expect increased 
adoption due to the annual expansion of the MVP inventory, as 
summarized in section IV.A.4.a. of this proposed rule, there are 
limitations, such as lack of longitudinal data to appropriately assess 
behavior changes related to future adoptions or submissions in both new 
and existing MVPs. For example, the most recent submission data 
available is from the CY 2024 performance period/2026 MIPS payment year 
when the MVP inventory was composed of 16 MVPs, whereas for CY 2027 
performance period/2029 MIPS payment year we are proposing an MVP 
inventory of 30 MVPs. Consistent with the past approach, we project any 
increase to our expected MVP participation rate reduces the number of 
estimated submissions for each quality performance category collection 
type via traditional MIPS.
    Table D-A6 of this proposed rule identifies our methods to estimate 
the number of individual clinicians, groups, and non-Shared Savings 
Program APM Entities that may submit data via each collection type in 
the CY 2027 performance period/2029 MIPS payment year, separating 
traditional MIPS and MVP estimates. We identify estimated submissions 
per collection type from CY 2024 performance period/2026 MIPS payment 
year data (row a). Consistent with the policy finalized in the CY 2018 
Quality Payment Program final rule that for MIPS eligible clinicians 
who collect measures via Medicare Part B claims, MIPS CQM/QCDR, or eCQM 
collection types and submit more than the required number of measures 
(82 FR 53735 through 54736), we will score the clinician on the 
required measures with the highest assigned measure achievement points 
and thus, the same clinician may be counted as a respondent for more 
than one collection type. Therefore, our columns in Table D-A6 are not 
mutually exclusive. We assume that each response or submission per 
collection type for traditional MIPS includes six quality measures, and 
that each response or submission per collection type for MVPs includes 
four quality measures.

[[Page 44227]]

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(iii) Traditional MIPS Quality Data Submission
    The following estimates apply to requirements for the traditional 
MIPS reporting option and submissions by individual clinicians, groups, 
and non-Shared Savings Program APM Entities. For our most recent 
discussions of related burden, we refer readers to the CY 2024 PFS 
final rule (88 FR 70149 through 70151) and the CY 2025 PFS final rule 
(89 FR 98479 through 98483), and CY 2026 PFS final rule (90 FR 49946 
through 49949). All estimates encompass time to review measure 
specifications unless otherwise noted.
(A) Medicare Part B Claims Measure Collection Type
    The following estimates apply to requirements for the traditional 
MIPS reporting option and submissions by individual clinicians from a 
small practice with less than 15 clinicians. We acknowledge a range of 
times for computer system analysts to submit quality measure data 
(minimum, mean, and maximum burden estimates) for this collection type. 
We continue to apply the maximum burden in our total burden estimates.
    For the CY 2027 performance period/2029 MIPS payment year, we 
estimate a decrease of 510 submissions due to proposing three new MVPs 
in this proposed rule. When considering a range of Computer System 
Analyst response times (from 1.15 to 8.2 hr/response) we estimate a 
maximum total decrease of 7,242 hours and $883,105 as demonstrated in 
Tables D-A7 through D-A9.
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[GRAPHIC] [TIFF OMITTED] TP16JY26.125


[[Page 44228]]


[GRAPHIC] [TIFF OMITTED] TP16JY26.126

(B) MIPS CQM and QCDR Measure Collection Types
    For the CY 2027 performance period/2029 MIPS payment year, we 
estimate a decrease of 1,313 submissions due to proposing three new 
MVPs in this proposed rule. Multiplying the estimated change in 
submissions (1,313) by the time per submission by labor category, we 
estimate a decrease of 11,926 hours and $1,499,903 as demonstrated in 
Table D-A10.
[GRAPHIC] [TIFF OMITTED] TP16JY26.127

(C) MIPS eCQM Collection Type
    For the CY 2027 performance period/2029 MIPS payment year, we 
estimate a decrease of 1,593 submissions due to proposing three new 
MVPs in this proposed rule. Multiplying the estimated change in 
submissions by the time per submission by labor category, we estimate a 
decrease of 12,744 hours and $1,629,639 as demonstrated in Table D-A11.

[[Page 44229]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.128

(iv) MVP Registration: Individuals, Groups, Subgroups, and APM Entities
    We estimate that the proposed addition of three new MVPs would 
result in an increase of 3,416 MVP registrations. Using the currently 
approved estimate of 0.25/hr per registration, we estimate an annual 
burden increase of 854 hours (+3,416 registrations x 0.25 hr/
registration) at a cost of +$94,111 (+854 hr x $110.20/hr for a 
computer system analyst or equivalent).
(v) MVP Quality Performance Category Submission
    We estimate a change to the number of annual MVP quality 
performance category submissions per collection type from our currently 
approved burden estimates, beginning with the CY 2027 performance 
period/2029 MIPS payment year. These estimates include the figures 
detailed in section V.B.7.c.(1)(a) of this proposed rule. These 
estimates aggregate individual clinician, group, subgroup, and non-
Shared Savings Program APM Entity submissions. All estimates presume 
maximum submission time and encompass time to review measure 
specifications unless otherwise noted.
(A) Medicare Part B Claims Measure Collection Type
    We estimate an increase of 510 submissions due to the proposed 
addition of three new MVPs. Multiplying the estimated change in 
submissions (+510) by the time per submission by labor category, we 
estimate a total increase of 4,816 hours at a cost of $587,143 as 
demonstrated in Table D-A12.
[GRAPHIC] [TIFF OMITTED] TP16JY26.129


[[Page 44230]]


(B) MIPS CQM and QCDR Measure Collection Type
    We estimate an increase of 1,313 submissions due to the proposed 
addition of three new MVPs. Multiplying the estimated change in 
submissions (+1,313) by the time per submission by labor category, we 
estimate a total increase of 7,840 hours at a cost of $986,867 as 
demonstrated in Table D-A13.
[GRAPHIC] [TIFF OMITTED] TP16JY26.130

(C) eCQM Collection Type
    We estimate an increase of 1,593 submissions due to the proposed 
addition of three new MVPs. Multiplying the estimated change in 
submissions (+1,593) by the time per submission by labor category, we 
estimate a total increase of 8,442 hours at a cost of $1,079,350 as 
demonstrated in Table D-A14.
[GRAPHIC] [TIFF OMITTED] TP16JY26.131

(vi) Summary of Quality Performance Category Estimated Information 
Collection Burden Change for CY 2027 Performance Period/2029 MIPS 
Payment Year and CY 2028 Performance Period/2030 MIPS Payment Year
    Across the quality performance category collection types for 
Traditional MIPS and MVPs, we estimate that policy proposals would lead 
to a decrease in burden of 9,960 hours and a savings of $1,265,176 
under OMB control number 0938-1314 (Table D-A15).

[[Page 44231]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.132

(b) CY 2029 Performance Period/2031 MIPS Payment Year
    The following section details the burden estimate for that 
beginning in the CY 2029 performance period/2031 MIPS payment year, 
eligible clinicians participating in MIPS, and not reporting the APP, 
would be required to report the measures and activities in a selected 
MVP as detailed in section IV.A.3. of this proposed rule.
(i) Traditional MIPS Quality Data Submission
    For the CY 2029 performance period/2031 MIPS payment year, we 
assume that no Quality Performance category submissions will occur via 
Traditional MIPS due the proposal that eligible clinicians 
participating in MIPS and not reporting the APP, would be required to 
report the measures and activities in a selected MVP.
(A) Medicare Part B Claims Measure Collection Type
    The following estimates apply to requirements for the traditional 
MIPS reporting option and submissions by individual clinicians. For the 
CY 2029 performance period/2031 MIPS payment year, we estimate a 
decrease of 6,797 submissions due to the proposal to require selection 
of an MVP for quality performance category reporting. Multiplying the 
estimated change in submissions (-6,797) by the time per submission by 
labor category, we estimate a maximum total decrease of 96,517 hours 
and savings of $11,769,506 as demonstrated in Table D-A16.
[GRAPHIC] [TIFF OMITTED] TP16JY26.133

(B) MIPS CQM and QCDR Measure Collection Types
    For the CY 2029 performance period/2031 MIPS payment year, we 
estimate a decrease of 17,507 submissions due to the proposal to 
require selection of an MVP for quality performance category reporting. 
Multiplying the estimated change in submissions (-17,507) by the time 
per submission by labor category, we estimate a decrease of 159,016 
hours and savings of $19,999,053 as demonstrated in Table D-A17.

[[Page 44232]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.134

(C) MIPS eCQM Collection Type
    For the CY 2029 performance period/2031 MIPS payment year, we 
estimate a decrease of 21,237 submissions due to the proposal to 
require selection of an MVP for quality performance category reporting. 
Multiplying the estimated change in submissions by the time per 
submission by labor category, we estimate a decrease of 169,896 hours 
and savings of $21,725,451 as demonstrated in Table D-A18.
[GRAPHIC] [TIFF OMITTED] TP16JY26.135

(ii) MVP Registration: Individuals, Groups, Subgroups, and APM Entities
    For the CY 2029 performance period/2031 MIPS payment year, we 
assume that the total number of individual clinicians, groups, non-
Shared Savings Program APM Entities, and subgroups that will complete 
the MVP registration process is 56,946.
    We estimate that the proposed transition to MVPs would result in an 
increase of 45,541 MVP registrations. Using the currently approved 
estimate of 0.25/hr per registration, we estimate an annual burden 
change of +11,385 hours (+45,541 registrations x 0.25 hr/registration) 
at a cost of +$1,254,627 (+11,385 hr x $110.20/hr for a computer system 
analyst or equivalent).
(iii) MVP Quality Performance Category Submission
    We estimate an increase to the number of annual MVP quality 
performance category submissions per collection type from our currently 
approved burden estimates, for the CY 2029 performance period/2031 MIPS 
payment year due to the proposal to require selection of an MVP for 
quality performance category submission. These estimates include the 
figures detailed in section V.B.7.c.(1)(a) of this proposed rule plus 
our currently approved estimate of 20 subgroup submissions (split 
evenly across the eCQM and MIPS CQM/QCDR measure collection types). 
These estimates aggregate individual clinician, group, subgroup, and 
non-Shared Savings Program APM Entity submissions. All estimates 
encompass time to review measure specifications unless otherwise noted. 
Related to this proposal, we are proposing to include virtual groups in 
MVP reporting beginning in the CY 2029 performance period/2031 MIPS 
payment year. Because virtual groups are included as groups in the 
burden estimates there is no additional burden change beyond what is 
already calculated.
(A) Medicare Part B Claims Measure Collection Type
    We estimate an increase of 6,797 submissions due to the proposed 
transition to MVPs in this proposed rule. Multiplying the estimated 
change in submissions (+6,797) by the time per submission by labor 
category, we estimate a total change of +64,164 hours at a cost of 
+$7,822,315 as demonstrated in Table D-A19.

[[Page 44233]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.136

(B) MIPS CQM and QCDR Measure Collection Type
    We estimate an increase of +17,507 submissions due to the proposed 
transition to MVPs in this proposed rule. Multiplying the estimated 
change in submissions (+17,507) by the time per submission by labor 
category, we estimate a total increase of 104,518 hours at a cost of 
$13,156,170 as demonstrated in Table D-A20.
[GRAPHIC] [TIFF OMITTED] TP16JY26.137

(C) eCQM Collection Type
    We estimate an increase of +21,237 submissions due to the proposed 
transition to MVPs in this proposed rule. Multiplying the estimated 
change in submissions (+21,237) by the time per submission by labor 
category, we estimate a total change of +112,555 hours at a cost of 
+$14,390,821 as demonstrated in Table D-A21.
[GRAPHIC] [TIFF OMITTED] TP16JY26.138


[[Page 44234]]


(iv) Summary of Quality Performance Category Estimated Information 
Collection Burden Change for CY 2029 Performance Period/2031 MIPS 
Payment Year
    Across the quality performance category collection types (Medicare 
Part B claims, CQM/QCDR, eCQMs) for Traditional MIPS and MVPs, we 
estimate that policy proposals will not change number of total 
respondents but will lead to a decrease in burden of 132,807 hours and 
a savings of $16,870,077 under OMB control number 0938-1314 (Table D-
A22).
[GRAPHIC] [TIFF OMITTED] TP16JY26.139

d. ICRs Regarding Reporting the MIPS Promoting Interoperability 
Performance Category
    We refer readers to Sec.  414.1375 for our previously established 
policies regarding reporting requirements for the MIPS Promoting 
Interoperability performance category. We also refer readers to Sec.  
414.1305 for the definition of attestation, Sec.  414.1325 for data 
submission requirements, and Sec. Sec.  414.1380(b)(4) and 
414.1365(d)(3)(iv) for MIPS Promoting Interoperability performance 
category scoring. For historic assumptions on reporting requirements 
for the MIPS Promoting Interoperability performance category, we refer 
readers to the CY 2024 PFS final rule (88 FR 79449 through 79451).
    In the CY 2026 PFS final rule (90 FR 49952), our burden estimates 
represent an assumed number of 20,881 respondents, which is based on 
submission data from the CY 2023 performance period/2025 MIPS payment 
year. In this proposed rule, we updated our burden estimates to 
represent an assumed number of respondents to 19,325, which is based on 
submission data from the CY 2024 performance period/2026 MIPS payment 
year.
    In the following paragraphs, we outline the proposed changes to the 
MIPS Promoting Interoperability performance category reporting 
requirements discussed in section IV.A.4.d.(4) of this proposed rule. 
For the first three policy proposals, there are similar proposed 
policies for the Medicare Promoting Interoperability Program in the FY 
2027 Hospital Inpatient Prospective Payment Systems for Acute Care 
Hospitals and the Long-Term Care Hospital Prospective Payment Systems 
(IPPS/LTCH PPS) proposed rule (91 FR 19620 through 19629). Our burden 
assumptions for the MIPS Promoting Interoperability performance 
category proposals in this proposed rule are consistent with the burden 
assumptions for the Medicare Promoting Interoperability Program as 
described in the FY 2027 IPPS/LTCH PPS proposed rule (91 FR 19760 
through 19763). For the fourth policy proposal, we propose to change 
the burden for the MIPS Promoting Interoperability performance category 
due to the proposed addition of a new required measure. Lastly, we 
discuss the historical approach for estimating burden for this 
performance category and propose a reduction in the burden estimate for 
the proposal to remove the Security Risk Analysis measure.
    First, beginning with the CY 2027 performance period/2029 MIPS 
payment year, we are proposing modifications to the MIPS Promoting 
Interoperability performance category Certified Electronic Health 
Record Technology (CEHRT) definition at 42 CFR 414.1305 to align with 
proposals to remove certain certification criteria from the Office of 
the National Coordinator for Health IT (ONC Health IT) Certification 
Program as detailed in Table C-G1 and as outlined in the Assistant 
Secretary for Technology Policy (ASTP)/ONC (Health Data, Technology, 
and Interoperability) HTI-5 proposed rule. As these proposed changes 
will not impact reporting burden for the MIPS Promoting 
Interoperability performance category, we are not proposing to modify 
our burden estimate for this proposal.
    Second, beginning with the CY 2026 performance period/2028 MIPS 
payment year, we are proposing to remove the required ONC Direct Review 
attestation and the optional ONC-Authorized Certified Bodies (ACB) 
Surveillance attestation from the MIPS Promoting Interoperability 
performance category to reduce administrative burden. CY 2024 
submission data show that 79 percent of MIPS eligible clinicians elect 
to report this optional ONC-ACB Surveillance attestation. If the 
proposal to remove the required ONC Direct Review attestation is 
finalized, we estimate that the removal would decrease burden by 1 
minute (0.0167 hr). Therefore, we estimate that removing this 
attestation would result in an annual decrease in total cost of $35,595 
for all responses (-0.0167 hr per response x 19,325 responses) \391\ x 
$110.20/hr for a computer systems analyst to submit Promoting 
Interoperability data. Similarly, should the proposal to remove the 
optional ONC-ACB Surveillance attestation be finalized, we estimate 
that eligible clinicians who elect to submit the optional ONC-ACB 
Surveillance attestation would experience a decrease in burden of 1 
minute (0.0167 hr) which is consistent with the CY 2027 IPPS/LTCH PPS 
proposed rule (91 FR 19761). Therefore, we estimate that removing this 
attestation would result in an annual decrease in total cost of $35,595 
for all responses (-0.0167 hr per

[[Page 44235]]

response x 19,325 responses) \392\ x $110.20/hr for a computer systems 
analyst to submit Promoting Interoperability data.
---------------------------------------------------------------------------

    \391\ This figure is rounded to whole number.
    \392\ This figure is rounded to whole number.
---------------------------------------------------------------------------

    Third, we are proposing to modify the Electronic Prior 
Authorization measure to an optional (bonus) measure for the CY 2027 
performance period/2029 MIPS payment year and a required measure 
starting with the CY 2028 performance period/2030 MIPS payment year. 
This measure was established in the CMS Interoperability and Prior 
Authorization final rule (89 FR 8758) and was referenced in the CY 2026 
PFS final rule (90 FR 49952). Initially, the implementation of this 
measure as a requirement of the MIPS Promoting Interoperability 
performance category was specified starting with the CY 2027 
performance period/2029 MIPS payment year. In this proposed rule, we 
are updating the burden estimates for such measure to reflect the 
proposal to require the reporting of such measure starting with CY 2028 
performance period/2030 MIPS payment year. The proposal to require the 
use of specific Fast Healthcare Interoperability Resources (FHIR)-
enabled ONC-certified health IT modules within CEHRT to complete at 
least one prior authorization request and determination for at least 
one medical item or service (excluding prescription drugs) would not 
impact reporting burden. Under OMB control number 0938-1278 (CMS-10552) 
the currently approved burden estimate for this measure is 0.5 minutes 
(0.0083 hours) per eligible MIPS eligible clinicians. Because we are 
unable to estimate the number of MIPS eligible clinicians who may 
attest to this as a bonus measure in CY 2027, we are not proposing to 
modify our burden estimates for CY 2027. If the proposal to require the 
Electronic Prior Authorization measure starting with CY 2028 
performance period/2030 MIPS payment year is finalized, we estimate 
that the requirement to attest ``Yes''/``No'' to this measure would 
increase burden by 0.5 minutes (0.0083 hours). Therefore, we estimate 
the proposal to modify this measure would result in an annual increase 
in total cost of $17,632 for all responses (+0.0083 hours per response 
x 19,325 responses) \393\ x $110.20/hr for a computer systems analyst 
to submit Promoting Interoperability data.
---------------------------------------------------------------------------

    \393\ This figure is rounded to whole number.
---------------------------------------------------------------------------

    Fourth, we are proposing to require a new measure, Electronic Prior 
Authorization for Prescription Drugs, which would require the use of 
specific FHIR-enabled health IT modules within CEHRT to complete at 
least one prior authorization request and determination for 
prescription drugs and medications starting with the CY 2028 
performance period/2030 MIPS payment year. If the proposal is finalized 
to require the reporting of the Electronic Prior Authorization for 
Prescription Drugs measure starting with the CY 2028 performance 
period/2030 MIPS payment year, we estimate that the requirement to 
attest ``Yes''/``No'' to this measure would increase burden by 0.5 
minutes (0.0083 hours). Therefore, we estimate the proposal to add this 
measure would result in an annual increase in total cost of $17,632 for 
all responses (+0.0083 hr per response x 19,325 responses) \394\ x 
$110.20/hr for a computer systems analyst to submit Promoting 
Interoperability data.
---------------------------------------------------------------------------

    \394\ This figure is rounded to a whole number.
---------------------------------------------------------------------------

    Lastly, starting with the CY 2027 performance period/2029 MIPS 
payment year, we are proposing to remove the Security Risk Analysis 
measure from the MIPS Promoting Interoperability performance category 
to reduce burden. While the Security Risk Analysis measure has been 
required and included in the aggregate estimate for reporting burden 
for the MIPS Promoting Interoperability performance category (renamed 
from the Advancing Care Information performance category in the CY 2019 
PFS final rule (83 FR 59719)) since the inception of MIPS under the 
Quality Payment Program as described in the CY 2017 Quality Payment 
Program final rule (81 FR 77014), we do not have a historic burden 
estimate attributed to this measure alone.
    With the 2015 Medicare EHR Incentive Program final rule serving as 
the basis for developing the requirements and structure for the 
Advancing Care Information performance category under MIPS (81 FR 28215 
through 28230), we reviewed how burden was historically estimated. We 
found that the 2015 Medicare EHR Incentive Program estimated burden by 
objective as follows: 10 minutes to attest to objectives with measures 
requiring a numerator and denominator to be generated, 1 minute to 
attest to objectives with measures with ``Yes''/``No'' attestations, 
and 6 hours to attest the Security Risk Analysis measure (80 FR 62918). 
The Security Risk Analysis measure requires providers to attest that 
they are protecting electronic health information which involves 
conducting or reviewing a security risk analysis in accordance with the 
requirements under 45 CFR 164.308(a)(1), including addressing the 
security (to include encryption) of data created or maintained by CEHRT 
in accordance with requirements under 45 CFR 164.312(a)(2)(iv) and 45 
CFR 164.306(d)(3), implement security updates as necessary, and correct 
identified security deficiencies as part of the provider's risk 
management process.
    In developing the Advancing Care Information performance category 
under MIPS in the CY 2017 Quality Payment Program final rule, we 
streamlined the submission requirements that were outlined in the 2015 
Medicare EHR Incentive Program final rule and removed two objectives 
and their associated measures, thereby reducing burden from nearly 
seven hours in the Medicare EHR Incentive Program final rule to three 
hours for the MIPS Advancing Care Information performance category (81 
FR 77510). In the CY 2026 PFS final rule (90 FR 49952), our finalized 
burden estimate for the reporting requirements to submit Promoting 
Interoperability data is 2.7 hours (162 minutes). Applying the same 
burden assumptions used in the 2015 Medicare EHR Incentive Program 
final rule of 10 minutes of burden per objectives with measures 
requiring the generation of a numerator/denominator and 0.5 to 1 minute 
of time for measures requiring ``Yes''/``No'' attestations to our 
currently approved requirements for reporting Promoting 
Interoperability data establishes a burden estimate of 36 minutes, we 
deduce that the remainder of time (126 minutes) can be attributed to 
the Security Risk Analysis measure. If the proposal to remove the 
required Security Risk Analysis measure is finalized, we estimate that 
the removal would decrease burden by 2.1 hours (126 minutes). 
Therefore, we estimate the proposal to remove this measure would result 
in an annual decrease in total cost of $4,472,247 for all responses (-
2.1 hr per response x 19,325 responses) \395\ x $110.20/hr for a 
computer systems analyst to submit Promoting Interoperability data 
beginning with the CY 2027 performance year/2029 MIPS payment year.
---------------------------------------------------------------------------

    \395\ This figure is rounded to a whole number.
---------------------------------------------------------------------------

    Tables D-A23 and D-A24 detail the estimated change in burden for 
each proposed measure/attestation change by performance year (CY 2027 
performance year/2029 MIPS payment year and for the CY 2028 performance 
year/2030 MIPS payment year respectively) should the proposed policy 
changes be finalized. Each table includes an estimated total change in 
annual burden for submitting MIPS Promoting

[[Page 44236]]

Interoperability performance category data.
[GRAPHIC] [TIFF OMITTED] TP16JY26.140

    If all policy proposals, as identified in Table D-A23 of this 
proposal rule, are finalized for the CY 2027 performance year/2029 MIPS 
payment year, we estimate a total reduction of 2.13 hours per response 
(0.0167 + 0.0167 + 2.1), resulting in an annual decrease in total hours 
of 41,228 (2.13 hr per response x 19,325 responses) \396\ and total 
savings of $4,543,326 for all responses (-2.13 hr per response x 19,325 
responses) \397\ x $110.20/hr for a computer systems analyst to submit 
Promoting Interoperability data.
---------------------------------------------------------------------------

    \396\ This figure is rounded.
    \397\ This figure is rounded.
    [GRAPHIC] [TIFF OMITTED] TP16JY26.141
    
    If the two policy proposals, as identified in Table D-A24 of this 
proposed rule, are finalized starting with the CY 2028 performance 
year/2030 MIPS payment year, we estimate a total increase in 0.0167 
hours per response (0.00833 + 0.00833), resulting in an annual increase 
in total hours of 323 (0.0167 hr x 19,325 responses) \398\ and a cost 
of $35,595 for all responses (+0.0167 hr per response x 19,325 
responses) \399\ x $110.20/hr for a computer systems analyst to submit 
Promoting Interoperability data. The proposed changes relevant to the 
submission of Promoting Interoperability data requirements and burden 
will be submitted to OMB for review under control number 0938-1314 
(CMS-10621).
---------------------------------------------------------------------------

    \398\ This figure is rounded.
    \399\ This figure is rounded.
---------------------------------------------------------------------------

e. ICRs Regarding Reporting for the Improvement Activities Performance 
Category
    We refer readers to Sec. Sec.  414.1355 and 414.1365(c)(3) for our 
previously established policies regarding reporting for the improvement 
activities performance category. We also refer readers to Sec.  
414.1305 for the definition of attestation, Sec.  414.1360 for data 
submission requirements, and Sec. Sec.  414.1380(b)(3) and 
414.1365(d)(3)(iii) for improvement activities performance category 
scoring. For historic assumptions on reporting requirements for the 
improvement activities performance category, we refer readers to the CY 
2024 PFS final rule (88 FR 79454 and 79455).
    In section IV.A.4.d.(3) of this proposed rule, we are proposing 
changes to the Improvement Activities Inventory for the CY 2027 
performance period/2029 MIPS payment year and subsequent years. 
Consistent with our assumptions in the CY 2023 PFS final rule (87 FR 
70211), the CY 2024 PFS final rule (88 FR 79519), the CY 2025 PFS final 
rule (89 FR 98492), the CY 2026 PFS final rule (90 FR 49953), we

[[Page 44237]]

believe clinicians performing improvement activities will continue to 
perform the same activities because previously finalized improvement 
activities continue to apply for the current and future years unless 
otherwise modified via rulemaking (82 FR 54175). We refer readers to 
section VII.F.11.e.(2)(a) of this proposed rule for additional 
discussion.
    Independent of these proposals, we are updating the number of 
submissions due to the availability of updated submission data from the 
CY 2024 performance period/2026 MIPS payment year. While not scored in 
this rule, the non-policy changes will be submitted to OMB under 
control number 0938-1314 (CMS-10621).
f. ICRs Regarding the Cost Performance Category
    The cost performance category relies on administrative claims data. 
The Medicare Parts A and B claims submission process (OMB control 
number 0938-1197; CMS-1500 and CMS-1490S) is used to collect data on 
cost measures from MIPS eligible clinicians. MIPS eligible clinicians 
are not required to provide any documentation by Compact Disc or 
hardcopy. The proposal to update the Operational List of care episode 
and patient condition groups and codes beginning with the CY 2027 
performance period/2029 MIPS payment year, detailed in section 
IV.A.4.d.(2) of this proposed rule, would not result in the need to 
add, revise, or delete any claims data fields. Consequently, we are not 
proposing changes under the aforementioned OMB control number.
g. ICRs Regarding Voluntary Participants Election To Opt Out of 
Performance Data Display on Compare Tools
    As described in section IV.E.2. of this proposed rule, we are 
proposing to amend Sec.  414.1395(c)(2) to remove the 1-year delay for 
publicly reporting new improvement activities and Promoting 
Interoperability measures, objectives, or activities included in a 
Merit-based Incentive Payment System Value Pathway (MVP), provided the 
data meet the public reporting standards at Sec.  414.1395(b).
    We are not updating our burden estimates under OMB control number 
0938-1314 (CMS-10621) as this proposal affects the timing of public 
reporting for measures and activities included in MVPs but does not 
modify the existing process by which voluntary participants may elect 
to opt-out of having their performance data publicly displayed on Care 
Compare tools, as established under Sec.  414.1395.
h. ICRs Regarding the Virtual Group Election
    As described in section IV.A.3.d. of this proposed rule, we are 
proposing to include Virtual Groups in MVP reporting starting with the 
CY 2029 performance year/2031 MIPS payment year as the option for 
Traditional MIPS reporting would no longer be available. We are not 
updating our burden estimates under OMB control number 0938-1314 (CMS-
10621) as the operational details of this proposal have not yet been 
developed. We will seek OMB approval for changes in burden due to this 
policy, once implementation details are sufficiently developed.

C. Summary of Proposed Annual Burden Estimates

    Tables D-A25 through D-A27 sets out the burden for this 
rulemaking's proposals that are subject to the PRA. It does not score 
burden adjustments that are strictly based on updated data and are 
unrelated to any of this rule's proposals. Table D-A27 sets out the 
burden for this rulemaking's proposed provisions that are subject to 
the PRA. It does not score burden adjustments that are strictly based 
on updated data and are unrelated to any of the provisions.
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[[Page 44238]]


[GRAPHIC] [TIFF OMITTED] TP16JY26.143

[GRAPHIC] [TIFF OMITTED] TP16JY26.144

[GRAPHIC] [TIFF OMITTED] TP16JY26.145

D. Submission of PRA-Related Comments

    We have submitted a copy of this proposed rule to OMB for its 
review of the rule's information collection requirements. The 
requirements are not effective until they have been approved by OMB.
    To obtain copies of the supporting statement and any related forms 
for the proposed collections discussed previously, please visit the CMS 
website at https://www.cms.gov/regulations-and-guidance/legislation/paperworkreductionactof1995/pra-listing or call the Reports Clearance 
Office at 410-786-1326.
    We invite public comments on these information collection, that is 
reporting, recordkeeping or third-party disclosure requirements, please 
submit your comments electronically as specified in the DATES and 
ADDRESSES sections of this proposed rule and identify the rule (CMS-
1848-P), the ICR's CFR citation, and OMB control number.

VI. Response to Comments

    Because of the large number of public comments, we normally receive 
on Federal Register documents, we are not able to acknowledge or 
respond to them individually. We will consider all comments we receive 
by the date and time specified in the DATES section of this preamble, 
and, when we proceed with a subsequent document, we will respond to the 
comments in the preamble to that document.

[[Page 44239]]

VII. Regulatory Impact Analysis

A. Statement of Need

    In this proposed rule, we are proposing payment and policy changes 
under the Medicare PFS. Our proposed policies in this rulemaking 
specifically address: changes to the PFS and other changes to Medicare 
Part B payment policies to ensure that payment systems are updated to 
reflect changes in medical practice, the relative value of services, 
and changes in the statute; modifications to the Medicare Shared 
Savings Program (Shared Savings Program); updates to the Quality 
Payment Program (MIPS and Advanced APMs); changes to payment policies 
for drugs and biological products paid under Medicare Part B; changes 
to the Clinical Laboratory Fee Schedule requirements; other changes to 
Medicare Part B payment policies for Rural Health Clinics and Federally 
Qualified Health Centers; and changes to the regulations associated 
with the Ambulance Fee Schedule. The policies reflect CMS' stewardship 
of the Medicare program and overarching policy objectives for ensuring 
equitable beneficiary access to appropriate and quality medical care.
1. Statutory Provisions
a. Clinical Laboratory Fee Schedule (CLFS)--Proposed Revisions 
Consistent With Recent Statutory Changes
    In section III.C. of this proposed rule, we propose the conforming 
regulations text changes for CLFS data reporting requirements due to 
the enactment of section 6226 of the Consolidated Appropriations Act, 
2026 (CAA, 2026) (Pub. L. 119-75, February 3, 2026). Specifically, 
section 6226 of the CAA, 2026 revised the next required data reporting 
period for CDLTs that are not ADLTs to be May 1, 2026 through July 31, 
2026, and specified that the applicable data collection period is 
January 1, 2025 through June 30, 2025. Additionally, section 6226 of 
the CAA, 2026 amended section 1834A(b)(3) of the Act to specify that 
the applicable percent was 0 percent for all of CY 2026, meaning that 
the payment amount determined for a CDLT for CY 2026 shall not result 
in any reduction in payment as compared to the payment amount for that 
test for CY 2025, and to extend the statutory phase-in of payment 
reductions resulting from private payor rate implementation by an 
additional year, that is, through CY 2029. Therefore, the applicable 
percent of up to 15 percent would apply for CYs 2027 through 2029.
2. Discretionary Provisions
a. Medicare Shared Savings Program
    In section III.G. of this proposed rule, we are proposing 
modifications to the Shared Savings Program regulations that would 
accelerate accountable care service delivery, further CMS towards its 
goal of aligning spending and value in Original Medicare, and support 
achieving other related strategic objectives. The proposed changes to 
the Shared Savings Program include the following.
    We are proposing changes to Shared Savings Program policies for 
determining beneficiary assignment, applicable for the performance year 
starting on January 1, 2028, and subsequent performance years, to 
exclude from assignment calculations allowed charges for primary care 
services billed through a non-ACO TIN by an ACO professional used in 
assignment and modify assignment eligibility criteria and prospective 
assignment exclusion criteria based on Medicare enrollment status. We 
are also proposing to revise the definition of primary care services 
for the performance year starting on January 1, 2027, and subsequent 
performance years, to align with payment policy proposals and include, 
among other services for purposes of beneficiary assignment, services 
for Screening, Brief Intervention, and Referral to Treatment, Vaccine 
Adverse Effects Management, and Advance Care Planning.
    We are proposing to revise the quality performance standard and 
other quality reporting requirements, by extending the availability of 
the MIPS CQM collection type and the MIPS CQM reporting incentive for 
Shared Savings Program ACOs, extending the scoring of Shared Savings 
Program ACOs reporting Medicare CQMs using flat benchmarks, addressing 
ACOs' challenges with meeting the MIPS data completeness requirement, 
revising the Shared Savings Program scoring policy for excluded APP 
Plus measures and APP Plus measures that lack a benchmark, and updating 
the APP Plus quality measure set. We are also proposing to simplify the 
Shared Savings Program CEHRT use requirements by sunsetting existing 
Shared Savings Program CEHRT use and public reporting requirements, 
providing new options for ACOs to meet the Shared Savings Program CEHRT 
use requirement, and requiring that they publicly report their selected 
option. We are also seeking comment on applying electronic prior 
authorization measures to ACOs participating in the Shared Savings 
Program in future years.
    We are proposing changes to the Shared Savings Program's 
benchmarking and financial methodology to strengthen financial 
incentives for ACOs to participate in the program while mitigating 
selection issues and benchmark rebasing concerns. We are proposing the 
following changes that would be applicable to agreement periods 
beginning on January 1, 2027, and in subsequent years: increasing the 
sharing rate under Level E of the BASIC track, reducing the maximum 
weight on the regional adjustment for lower-spending ACOs under the 
ENHANCED track, modifying the prior savings adjustment to increase the 
scaling factor, risk adjusting the 5 percent cap on upward adjustments 
to the historical benchmark, and incentivizing new participation 
through a growth adjustment to the historical benchmark. We are also 
proposing to reform the ACPT component of the three-way blended 
benchmark update factor to improve accuracy and strengthen Shared 
Savings Program financial incentives.
    To expand the tools available to ACOs to support beneficiary 
engagement, we are proposing to allow eligible Shared Savings Program 
ACOs that have submitted a Part B cost sharing support application and 
for which CMS has approved their application to reduce or eliminate 
Part B cost sharing for eligible beneficiaries. We are also proposing 
to discontinue availability of the option for prepaid shared savings.
    We are proposing to modify the methodology for determining 
quarterly advance investment payment amounts (for eligible ACOs), by 
removing use of the area deprivation index and adding instead a rural 
criterion within an approach where we would use a flat per-beneficiary 
payment amount. We are also proposing revisions to the definitions of 
experienced and inexperienced with performance-based risk Medicare ACO 
initiatives used in determining an ACO's eligibility for certain 
participation options. Finally, we are proposing to modify Shared 
Savings Program beneficiary notification requirements, by revising 
distribution timing of standardized written notices and removing the 
beneficiary follow-up notice.
b. Drugs and Biological Products Paid Under Medicare Part B
    In section III.A.1. of this proposed rule, as part of our continued 
implementation of section 90004 of the Infrastructure Investment and 
Jobs Act (Pub. L. 117-58, November 15, 2021) (IIJA), which amended 
section 1847A of

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the Act to require manufacturers to provide a refund to CMS for certain 
discarded amounts from a refundable single-dose container or single-use 
package drug (hereinafter, refundable drug), we discuss one application 
received for increased applicable percentage.
c. Rural Health Clinics (RHCs) and Federally Qualified Health Centers 
(FQHCs)
    In section III.B.2. of this proposed rule, we are proposing changes 
to the payment of Diabetes Self-Management and Training (DSMT) and 
Medical Nutrition Therapy (MNT) services in RHCs. We are proposing to 
recognize DSMT and MNT services as qualified visits that are covered 
and paid as stand-alone billable visits under the RHC benefit. 
Consequently, we are also proposing to revise Sec.  405.2463(a) and 
(b)(2) to reflect that DSMT and MNT services would be stand-alone 
billable visits in RHCs.
    In section III.B.3 of this proposed rule, we are proposing to make 
conforming regulatory text changes at Sec. Sec.  405.2463(b)(3) and 
405.2469(d) since section 6209(d) of the CAA, 2026 extended the 
abeyance of the RHC and FQHC mental health in-person requirements 
through December 31, 2027. This provision, as proposed, would require 
that the in-person visit requirements not apply to any services 
furnished through to December 31, 2027. We are also proposing technical 
changes to Sec. Sec.  405.2464(g) and 405.2469(d).
    In section III.B.4 of this proposed rule, we discuss the proposed 
CY 2027 FQHC PPS market basket update. Section 1834(o)(2)(B)(ii) 
requires the FQHC PPS base rate be updated annually by the percentage 
increase in a market basket of FQHC goods and services as issued 
through regulations, or if such an index is not available, by the 
percentage increase in the MEI (as defined in section 1842(i)(3) of the 
Act) for the year involved. For CY 2027, we are proposing to use an 
estimate of the 2022-based FQHC market basket to update payments to 
FQHCs based on the best available data. Consistent with CMS practice, 
we propose to use the update based on the most recent historical data 
available at the time of publication of the final rule.
d. Ambulatory Specialty Model (ASM)
    In section III.D. of this proposed rule, we discuss proposals 
related to the Ambulatory Specialty Model (ASM), a mandatory 
alternative payment model that will be tested by the Innovation Center 
under the authority at section 1115A of the Act. Section 1115A of the 
Act authorizes the testing of innovative payment and service delivery 
models that reduce program expenditures while preserving or enhancing 
the quality of care furnished to Medicare, Medicaid, and CHIP 
beneficiaries.
    Health care is becoming more fragmented as Medicare beneficiaries 
are increasingly seeing a greater number of specialists on a more 
regular basis. We believe there are opportunities to improve 
coordination between specialists and primary care providers (PCPs) and 
increase beneficiary engagement in care decisions, particularly with 
respect to preventing the onset and progression of chronic disease. ASM 
will evaluate select specialists that furnish a requisite volume of 
services related to heart failure or low back pain as measured by 
historic episode-based cost measure (EBCM) episode volume and test 
whether rewarding them based on measures of quality, cost, care 
coordination, and Promoting Interoperability results in enhanced 
quality of care and reduced costs through more effective upstream 
chronic condition management for ASM's targeted chronic conditions. We 
expect that a more targeted approach where specialists are evaluated: 
(1) on a set of relevant performance measures they are required to 
report; and (2) among specialists furnishing similar sets of services 
for similar chronic conditions, will produce final scores and 
subsequent payment adjustments that are more reflective of clinician 
performance. A more targeted approach to measurement will also offer 
more insight into how clinical decisions and processes, such as care 
coordination, affect patient outcomes. We believe this insight is 
necessary to support and encourage accountable care, increasing 
beneficiary access to coordinated specialty care.
    We believe that ASM's meaningful comparisons of performance to 
similar specialists furnishing a substantial volume of services related 
to ASM's targeted chronic conditions when matched with a payment 
methodology that creates impactful Medicare Part B payment adjustments 
will encourage quality improvements in specialty care and meaningful 
engagement with PCPs to both prevent and manage the onset of chronic 
conditions, all while achieving net savings to Medicare.
    We finalized ASM through notice and comment rulemaking in CY 2026 
PFS final rule (90 FR 49562 through 49720). The proposals within this 
proposed rule address policy gaps and make technical or conforming 
updates to ensure ASM has sound and well-developed technical, 
administrative, and operational policies.

B. Overall Impact

    We have examined the impacts of this rule as required by Executive 
Order 12866, Regulatory Planning and Review, Executive Order 13563, 
``Improving Regulation and Regulatory Review;'' Executive Order 14192, 
``Unleashing Prosperity Through Deregulation;'' the Regulatory 
Flexibility Act (RFA) (Pub. L. 96-354); section 1102(b) of the Act, 
section 202 of the Unfunded Mandates Reform Act of 1995 (Pub. L. 104-
4); and Executive Order 13132, Federalism.
    Executive Orders 12866 and 13563 direct agencies to assess all 
costs and benefits of available regulatory alternatives and, if 
regulation is necessary, to select regulatory approaches that maximize 
net benefits.
    A regulatory impact analysis (RIA) must be prepared for regulatory 
actions that are significant under section 3(f)(1) of Executive Order 
12866. Based on our estimates, OMB's Office of Information and 
Regulatory Affairs has determined this rulemaking is significant per 
section 3(f)(1)). Accordingly, we have prepared an RIA that, to the 
best of our ability, presents the costs and benefits of the rulemaking. 
The RFA requires agencies to analyze options for regulatory relief of 
small entities. For purposes of the RFA, small entities include small 
businesses, nonprofit organizations, and small governmental 
jurisdictions. Most hospitals, practitioners, and most other providers 
and suppliers are small entities, either by nonprofit status or by 
having annual revenues that qualify for small business status under the 
Small Business
    Administration standards. (For details, see the SBA's website at 
https://www.sba.gov/document/support-table-size-standards (refer to the 
620000 series).) Individuals and States are not included in the 
definition of a small entity.
    The RFA requires that we analyze regulatory options for small 
businesses and other entities. We prepare a regulatory flexibility 
analysis unless we certify that a rule would not have a significant 
economic impact on a substantial number of small entities. The analysis 
must include a justification concerning the reason action is being 
taken, the kinds and number of small entities the rule affects, and an 
explanation of any meaningful options that achieve the objectives with 
less significant adverse economic impact on the small entities.
    Approximately 95 percent of practitioners, other suppliers, and

[[Page 44241]]

providers are considered to be small entities, based upon the SBA 
standards. There are over 1 million physicians, other practitioners, 
and medical suppliers that receive Medicare payment under the PFS. 
Because many of the affected entities are small entities, the analysis 
and discussion provided in this section, as well as elsewhere in this 
proposed rule is intended to comply with the RFA requirements regarding 
significant impact on a substantial number of small entities.
    In addition, section 1102(b) of the Act requires us to prepare an 
RIA if a rule may have a significant impact on the operations of a 
substantial number of small rural hospitals. This analysis must conform 
to the provisions of section 603 of the RFA. For purposes of section 
1102(b) of the Act, we define a small rural hospital as a hospital that 
is located outside of a Metropolitan Statistical Area for Medicare 
payment regulations and has fewer than 100 beds. Medicare does not pay 
rural hospitals for their services under the PFS; rather, Medicare 
payment is made under the PFS for physicians' services, which can be 
furnished by physicians and NPPs in a variety of settings, including 
rural hospitals. We did not prepare an analysis for section 1102(b) of 
the Act because we determined, and the Secretary certified, that this 
rulemaking will not have a significant impact on the operations of a 
substantial number of small rural hospitals.
    Section 202 of the Unfunded Mandates Reform Act of 1995 also 
requires that agencies assess anticipated costs and benefits before 
issuing any rule whose mandates require spending in any 1 year of $100 
million in 1995 dollars, updated annually for inflation. In 2026, that 
threshold is approximately $193 million. This rule will impose no 
mandates on State, local, or tribal governments or on the private 
sector.
    Executive Order 13132 establishes certain requirements that an 
agency must meet when it issues a proposed rule (and subsequent final 
rule) that imposes substantial direct requirement costs on State and 
local governments, preempts State law, or otherwise has federalism 
implications. Since this rulemaking does not impose any costs on State 
or local governments, the requirements of Executive Order 13132 are not 
applicable.
    We prepared the following analysis, which, together with the 
information provided in the rest of this rule, meets all assessment 
requirements. The analysis explains the rationale for and purposes of 
this rule; details the costs and benefits of this rulemaking; analyzes 
alternatives; and presents the measures we will use to minimize the 
burden on small entities. As indicated elsewhere in this rule, we 
discussed various changes to our regulations, payments, or payment 
policies to ensure that our payment systems reflect changes in medical 
practice and the relative value of services and to implement provisions 
of the statute. We provide information for each policy change in the 
relevant sections of this proposed rule. We are unaware of any relevant 
Federal rules that duplicate, overlap, or conflict with this rule. The 
relevant sections of this rulemaking describe significant alternatives 
we considered, if applicable.

C. Executive Order 14192, ``Unleashing Prosperity Through 
Deregulation''

    Executive Order 14192, titled ``Unleashing Prosperity Through 
Deregulation'' was issued on January 31, 2025, and requires that ``any 
new incremental costs associated with new regulations shall, to the 
extent permitted by law, be offset by the elimination of existing costs 
associated with at least 10 prior regulations.''

D. Effects of the Proposed Changes in Relative Value Units (RVUs)

1. Resource-Based Work, PE, and MP RVUs
    Section 1848(c)(2)(B)(ii)(II) of the Act requires that increases or 
decreases in RVUs may not cause the amount of Medicare Part B 
expenditures for the year to differ by more than $20 million from what 
expenditures would have been in the absence of these changes. If this 
threshold is exceeded, we make adjustments to preserve budget 
neutrality.
    Our estimates of changes in Medicare expenditures for PFS services 
compare payment rates for CY 2026 with payment rates for CY 2027 using 
CY 2025 Medicare utilization. The payment impacts described in this 
rule reflect averages by specialty based on Medicare utilization. The 
payment impact for an individual practitioner could vary from the 
average and will depend on the mix of services they furnish. The 
average percentage change in total revenues will be less than the 
impact displayed here because practitioners and other entities 
generally furnish services to both Medicare and non-Medicare patients. 
In addition, practitioners and other entities may receive substantial 
Medicare revenues for services under other Medicare payment systems. 
For instance, independent laboratories receive approximately 83 percent 
of their Medicare revenues from clinical diagnostic laboratory tests 
that are paid under the Clinical Laboratory Fee Schedule (CLFS).
    As required by section 1848(d)(1)(A) of the Act, beginning in CY 
2026, there are two separate conversion factors (CFs): one for items 
and services furnished by a qualifying APM participant as defined in 
section 1833(z)(2) of the Act (referred to as the qualifying APM 
conversion factor) and another for other items and services (referred 
to as the nonqualifying APM conversion factor), equal to the respective 
conversion factor for the previous year multiplied by the update 
established under section 1848(d)(20) of the Act for such respective 
conversion factor for such year. As specified by section 1848(d)(20) of 
the Act, the update to the qualifying APM conversion factor for CY 2027 
is 0.75 percent while the update to the nonqualifying APM conversion 
factor for CY 2027 is 0.25 percent.
    To calculate the estimated CY 2027 PFS conversion factors, we took 
the CY 2026 conversion factors without the payment increase of 2.50 
percent provided by statute that applied to services furnished from 
January 1, 2026 through December 31, 2026 and multiplied them by the 
budget neutrality adjustment required as described in the preceding 
paragraphs, then multiplied by the qualifying APM and nonqualifying APM 
updates specified by section 1848(d)(20) of the Act. We estimate the CY 
2027 PFS qualifying APM CF to be 33.1693 which reflects a 0.53 percent 
positive budget neutrality adjustment required under section 
1848(c)(2)(B)(ii)(II) of the Act and the 0.75 percent update adjustment 
factor specified under section 1848(d)(20) of the Act. We estimate the 
CY 2027 PFS nonqualifying APM CF to be 32.8409 which reflects a 0.53 
percent positive budget neutrality adjustment required under section 
1848(c)(2)(B)(ii)(II) of the Act and the 0.25 percent update adjustment 
factor specified under section 1848(d)(20) of the Act. We estimate the 
CY 2027 anesthesia qualifying APM CF to be 20.4165 and the CY 2027 
anesthesia nonqualifying APM CF to be 20.2143, reflecting the same 
overall PFS adjustments with the addition of anesthesia-specific PE and 
MP adjustments.

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    Table D-B5 shows the impact on PFS payment for physicians' services 
based on the proposed policies included in this rule. To the extent 
that there are year-to-year changes in the volume and mix of services 
provided by practitioners, the actual impact on total Medicare revenues 
will be different from those shown in Table D-B5 (CY 2027 PFS Estimated 
Impact on Total Allowed Charges by Specialty).
    In recent years, we have received requests from interested parties 
to provide more granular information that separates the specialty-
specific impacts by site of service. These interested parties have 
presented us with high-level information suggesting that Medicare 
payment policies are directly responsible for consolidating privately 
owned physician practices and freestanding supplier facilities into 
larger health systems. Their concerns highlight a need to update the 
information under the PFS to account for current trends in healthcare 
delivery, especially concerning independent versus facility-based 
practices. We published an RFI in the CY 2023 PFS proposed rule to 
gather feedback on this issue and refer readers to the discussion in 
the CY 2023 PFS final rule (87 FR 69429 through 69438). As part of our 
holistic review of how best to update our data and offer interested 
parties additional information that addresses some of the concerns 
raised, we have recently improved our current suite of public use files 
(PUFs) by including a new file that shows estimated specialty payment 
impacts at a more granular level, specifically by showing ranges of 
impact for practitioners within a specialty. This file is available on 
the CMS website under ``downloads'' for the CY 2027 PFS proposed rule 
at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.
    Some of the proposed policies in this rule are estimated to have 
differential effects depending on the site of service, therefore, we 
are publishing the impact tables that include a facility/non-facility 
breakout of payment changes, as we believed that displaying the total 
impact by specialty alone, without the setting of care context, could 
be misleading for interested parties. The following is an

[[Page 44243]]

explanation of the information represented in Table D-B5.
     Column A (Specialty): Identifies the specialty for which 
data are shown.
     Column B (Setting): Identifies the facility or non-
facility setting for which data are shown.
     Column C (Allowed Charges): The aggregate estimated PFS 
allowed charges for the specialty based on CY 2025 utilization and CY 
2026 rates. That is, allowed charges are the PFS amounts for covered 
services and include coinsurance and deductibles (which are the 
financial responsibility of the beneficiary). These amounts have been 
summed across all services furnished by physicians, practitioners, and 
suppliers within a specialty to arrive at the total allowed charges for 
the specialty.
     Column D (Impact of Work RVU Changes): This column shows 
the estimated CY 2027 impact on total allowed charges of the changes in 
the work RVUs, including the impact of changes due to potentially 
misvalued codes.
     Column E (Impact of PE RVU Changes): This column shows the 
estimated CY 2027 impact on total allowed charges of the changes in the 
PE RVUs.
     Column F (Impact of MP RVU Changes): This column shows the 
estimated CY 2027 impact on total allowed charges of the changes in the 
MP RVUs.
     Column G (Combined Impact): This column shows the 
estimated CY 2027 combined impact on total allowed charges of all the 
changes in the previous columns. Column G may not equal the sum of 
columns D, E, and F due to rounding.
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2. CY 2027 PFS Impact Discussion
a. Changes in RVUs
    The most widespread specialty-level impacts of the RVU changes are 
generally related to the changes to RVUs for specific services 
resulting from the misvalued code initiative, including RVUs for new 
and revised codes. The proposals to update code valuation and improve 
the accuracy of the practice expense methodology would have a 
significant positive impact on clinical psychologists and clinical 
social workers, with smaller increases to physical and occupational 
therapists, interventional radiology, and vascular surgery. To a lesser 
degree, projected increases for some specialties would result from the 
proposed changes to HCPCS code G2211 and the fourth and final year of 
the behavioral health work update. Increases would also result from 
proposed increases in valuation for particular services after 
considering the recommendations from the American Medical Association's 
(AMA) Relative Value Scale Update Committee (RUC) and CMS review, and 
increased payments resulting from supply and equipment pricing updates. 
For independent laboratories, it is important to note that these 
entities receive approximately 83 percent of their Medicare revenues 
from services that are paid under the Clinical Lab Fee Schedule.
    Specialties that would see a significant decrease include 
dermatology, otolaryngology, orthopedic surgery, and hand surgery, and 
to a smaller extent, ophthalmology, podiatry, audiologists, 
neurosurgery, portable x-ray suppliers, and plastic surgeons. These 
changes can largely be attributed to the proposed changes to modifier -
25 and the proposal to remove the Indirect Practice Cost Index (IPCI) 
from the calculation of the PE RVUs, although the effects on PE are 
mitigated by the proposed PE stabilization adjustment. The estimated 
impacts also reflect decreased payments due to continued implementation 
of previously finalized code-level reductions that are being phased in 
over several years.
    The proposal to reduce payment when a separately identifiable 
office/outpatient E/M visit is furnished by the same physician (or a 
physician in the same group practice) on the same day as a 0-, 10-, or 
90-day global procedure and identified on the claim with modifier -25 
would have the largest negative impact on otolaryngology, dermatology, 
and podiatry, and to a smaller extent, hand surgery, physicians 
assistant, and colon and rectal surgery. These specialties frequently 
report E/M services with modifier -25 in conjunction with a 0-, 10-, or 
90-day global procedure. Most other specialties receive a small 
increase due to the redistribution of those RVUs. Our utilization 
estimates for this proposal are reflected in the file titled ``CY 2026 
PFS Proposed Rule 2025 Utilization Data Crosswalked to 2027'' available 
under ``downloads'' for the CY 2027 PFS proposed rule on the CMS 
website at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.
    The proposal to replace HCPCS code G2211 with a modifier (MOD1) 
that is set to 16 percent of the total RVUs for the E/M service on the 
claim is expected to have minimal impact given that the volume 
previously reported using HCPCS code G2211 would now be reported with 
the modifier, and that was accounted for using the weighted average of 
the percent increase for G2211 utilization and adjusted for budget 
neutrality. The proposal to pay for services furnished in an ACO using 
a modifier (MOD2) that pays 32 percent of the total RVUs for the E/M 
service on the claim is expected to increase payment for practitioners 
that furnish a higher percentage of their services in ACOs. Our 
utilization estimates for MOD1 and MOD2 are reflected in the file 
titled ``CY 2026 PFS Proposed Rule 2025 Utilization Data Crosswalked to 
2027'' available under ``downloads'' for the CY 2027 PFS proposed rule 
on the CMS website at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.

[[Page 44249]]

    We often receive comments regarding the changes in RVUs displayed 
on the specialty impact table (Table D-B5), including comments received 
in response to the valuations. We remind interested parties that 
although the estimated impacts are displayed at the specialty level, 
typically, the changes are driven by the valuation of a relatively 
small number of new and potentially misvalued codes. The percentage 
changes in Table D-B5 are based upon aggregate estimated PFS allowed 
charges summed across all services furnished by physicians, 
practitioners, and suppliers within a specialty to arrive at the total 
allowed charges for the specialty and compared to the same summed total 
from the previous calendar year. Therefore, they are averages and may 
not necessarily represent what is happening to the particular services 
furnished by a single practitioner within any given specialty.
    As previously discussed, we have reviewed our suite of PUFs and 
have worked on new ways to offer interested parties' additional 
information that addresses concerns about the lack of granularity in 
our impact tables. To illustrate how impacts can vary within 
specialties, we created a PUF that models the expected percentage 
change in total RVUs per practitioner. We also note the code level RVU 
changes are available in the Addendum B PUF available on the CMS 
website under ``downloads'' for the CY 2027 PFS proposed rule at 
https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html.
    The specialty impacts displayed in Table D-B5 reflect changes 
within the pool of total RVUs. The specialty impacts table, therefore, 
includes any changes in spending that result from proposed policies 
that are subject to the statutory budget neutrality requirement at 
section 1848(c)(2)(B)(ii)(II) of the Act but does not include any 
changes in spending which result from proposed policies that are not 
subject to the statutory budget neutrality adjustment, and therefore, 
have a neutral impact across all specialties. The 0.75 percent and 0.25 
percent updates to the CY 2027 and nonqualifying APM conversion 
factors, respectively, are statutory changes that take place outside of 
BN, and therefore, are not captured in the specialty impacts displayed 
in Table D-B5.
b. Impact
    Column G of Table D-B5 displays the estimated CY 2025 impact on 
total allowed charges, by specialty, of all the RVU changes. A table 
showing the estimated impact of all of the changes on total payments 
for selected high-volume procedures is available under ``downloads'' on 
the CY 2027 PFS proposed rule website at https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/PFS-Federal-Regulation-Notices.html. We selected these procedures for the sake of 
illustration from among the procedures most commonly furnished by a 
broad spectrum of specialties. The change in both facility rates and 
non-facility rates are shown. For an explanation of facility and non-
facility PE, we refer readers to Addendum A on the CMS website at 
https://www.cms.gov/Medicare/Medicare-Fee-for-Service-Payment/PhysicianFeeSched/.

E. Effects of the Proposed Changes Related to Telehealth Services

    We are proposing the addition of several codes to the Medicare 
Telehealth Services List, including HCPCS codes GAPC1, GAPC2, GSMAS, 
GSLPP, and GADV1. We are proposing to revise the code descriptors for 
CPT codes G0508 and G0509. We are proposing to allow teaching 
physicians to bill for services involving residents when either the 
teaching physician or resident is in the same physical location as the 
beneficiary. These services, in addition to other Medicare Telehealth 
Services, are expected to substitute for in-person visits and as such 
would not have increase overall utilization of these services.
    Section 6209(a) and (b) of the Consolidated Appropriations Act, 
2026 (CAA, 2026) (Pub. L. 119-75, February 3, 2026) extends the 
flexibilities for Medicare telehealth services to remove the geographic 
restrictions, expand the list of acceptable originating sites, and 
expand the array of practitioners eligible to furnish telehealth 
services from January 30, 2026 to the extended date of December 31, 
2027. Section 6209(d) of the CAA, 2026 delays the in-person visit 
requirements for mental health services furnished through telehealth 
from January 30, 2026 to the extended date of January 1, 2028. Section 
6209(e) of the CAA, 2026 extends the flexibilities to allow audio-only 
Medicare telehealth services from January 30, 2026 to the extended date 
of January 1, 2028. Additionally, section 6209(g) of the CAA, 2026, 
requires CMS to establish modifiers for telehealth services in certain 
instances, effective January 1, 2027. We anticipate that our provisions 
will result in continued utilization of services that can be furnished 
as Medicare telehealth services during CY 2027 at levels comparable to 
observed utilization of these services during CY 2026.

F. Other Provisions of the Proposed Rule

1. Impacts Related to Technical Corrections of Comprehensive Outpatient 
Rehabilitation Facility (CORF) Services Regulations
    As discussed in section II.F. of this proposed rule, we are 
proposing to amend the regulatory text at Sec. Sec.  410.105 and 
414.1105 for accuracy that we overlooked during CY 2008 PFS rulemaking 
when we amended Sec.  410.100. As such, there are no impacts for the 
policies in section II.F. of this proposed rule.
2. Impacts Related to Drugs and Biological Products Paid Under Medicare 
Part B: Discarded Drugs
    Section 90004 of the Infrastructure Investment and Jobs Act (Pub. 
L. 117-58, November 15, 2021) amended section 1847A of the Act to 
require manufacturers to provide a refund to CMS for certain discarded 
amounts from a refundable single-dose container or single-use package 
drug. The refund amount is either as noted in section 1847A(b)(1)(B) of 
the Act in the case of a single source drug or biological or as noted 
in section 1847A(b)(1)(C) of the Act in the case of a biosimilar 
biological product, multiplied by the amount of discarded drug that 
exceeds an applicable percentage, which is required to be at least 10 
percent, of total charges (subject to certain exclusions) for the drug 
in a given calendar quarter. In the CY 2023, 2024, and 2025 PFS final 
rules, we finalized several policies to implement the provision. In 
December of 2025, CMS sent discarded drug refund reports for CY 2023 
``updated refund quarters'' and CY 2024 ``new refund quarters,'' as 
defined at Sec.  414.902. The total refunds owed for these quarters 
amount to over $173 million, which was deposited into the Supplementary 
Medical Insurance trust fund, as required by law. In section III.A.1 of 
this proposed rule, we discuss one application (CMS 10835, OMB 0938-
1435) for increased applicable percentage which will have no impact on 
Medicare spending.
3. Impacts Related to Rural Health Clinics (RHCs) and Federally 
Qualified Health Centers (FQHCs)
    In section III.B.2.c. of this proposed rule, to improve access to 
preventive services in RHCs, we propose changes to the payment of 
Diabetes Self-Management and Training (DSMT) and Medical Nutrition 
Therapy (MNT) services in RHCs. We are proposing to

[[Page 44250]]

recognize DSMT and MNT services as qualified visits that are covered 
and paid as stand-alone billable visits under the RHC benefit. A 
national claims-based analyses of evaluation and management billing 
patterns indicated that a nominal volume of DSMT and MNT services were 
bundled within payments to RHCs during 2025.
    Since utilization of DSMT and MNT services are generally 
underutilized by the Medicare population, we believe that increase to 
Medicare Part B expenditures due to the proposal would be negligible. 
As discussed in section III.B.2.c of this proposed rule, an analysis of 
Medicare claims data from 2024 indicate that utilization of DSMT and 
MNT in RHC settings is substantially lower than in comparable care 
settings. In CY 2024, DSMT services were furnished to approximately 125 
RHC beneficiaries, representing 0.005 percent of the total RHC 
beneficiary population of approximately 2.3 million. MNT services were 
furnished to approximately 439 RHC beneficiaries, representing 0.019 
percent of the total RHC beneficiary population. On a claims basis, 
DSMT accounted for 0.002 percent and MNT for 0.007 percent of total RHC 
claims in CY 2024. By comparison, FQHCs, showed DSMT utilization rates 
approximately 22 times higher and MNT utilization rates approximately 
28 times higher than RHCs on a per-beneficiary basis. On a claim basis, 
FQHC utilization of DSMT and MNT exceeded RHC utilization by 
approximately 31 times and 32 times, respectively. Rural physician 
offices, which share the geographic and demographic characteristics of 
RHC patient populations, showed DSMT and MNT utilization rates 
approximately 17 times and 7 times higher than RHCs, respectively, on a 
per-beneficiary basis. The analysis further demonstrated that within 
the PFS setting where DSMT and MNT are most readily identifiable in 
claims data, these services represent a very small share of total 
Medicare spending--less than 0.01 percent and 0.02 percent of total PFS 
line payments, respectively, in CY 2024. We believe that while our 
proposal would support an increase in the furnishing DSMT and MNT at 
RHCs, we do not expect a significant increase for CY 2027 since RHCs 
would need to determine potential changes to their care delivery and 
staffing which may impact timing for uptake.
4. Impacts Related to the Clinical Laboratory Fee Schedule (CLFS): CAA, 
2026
    In section III.D. of this proposed rule, we outline statutory 
amendments to section 1834A of the Act that revise the data reporting 
period, data collection period, and requirements for the phase-in of 
payment reductions under the CLFS. In accordance with section 6226 of 
the CAA, 2026, we are proposing to make certain conforming changes to 
the data reporting and payment requirements at 42 CFR part 414, subpart 
G. Specifically, we are proposing to revise Sec.  414.502 to update the 
definitions of both the ``data collection period'' and ``data reporting 
period,'' specifying that the data collection period is the 6-month 
period from January 1 through June 30, during which applicable 
information is collected and that precedes the data reporting period, 
and that the data reporting period for CDLTs that are not ADLTs is the 
3-month period, May 1 through July 31, and for ADLTs is the 3-month 
period, January 1 through March 31, during which a reporting entity 
reports applicable information to CMS and that follows the preceding 
data collection period.. We are also proposing to revise Sec.  
414.504(a)(1) to indicate that initially, data reporting begins January 
1, 2017, and is required every 3 years beginning May 1, 2026. In 
addition, we are proposing to make conforming changes to our 
requirements for the phase-in of payment reductions to reflect the 
amendments in section 6226 of the CAA, 2026. Specifically, we are 
proposing to revise Sec.  414.507(d) to indicate that for CY 2026, 
payment may not be reduced by more than 0.0 percent as compared to the 
amount established for CY 2025, and for CYs 2027 through 2029, payment 
may not be reduced by more than 15 percent as compared to the amount 
established for the preceding year.
    We recognize that private payor rates for CDLTs paid on the CLFS 
and the volumes paid at each rate for each test, which are used to 
determine the weighted medians of private payor rates for the CLFS 
payment rates, have changed since the first data collection period 
(January 1, 2016 through June 30, 2016) and data reporting period 
(January 1, 2017, through March 31, 2017). In addition, as outlined in 
section III.C. of this proposed rule, in the CY 2019 PFS final rule (83 
FR 59671 through 59676), we amended the definition of applicable 
laboratory to include hospital outreach laboratories that bill Medicare 
Part B using the CMS-1450 14x Type of Bill. As such, the CAA, 2026 
amendments to the data reporting period will implement the use of 
updated private payor rate data to set revised CLFS payment rates for 
CDLTs that are not ADLTs.
    Due to unforeseen changes in private payor rates due to shifts in 
market-based pricing for laboratory tests and the unpredictable nature 
of test volumes and their impact on calculating updated CLFS payment 
rates based on the weighted median of private payor rates, for purposes 
of this proposed rule, we are unable to estimate a budgetary impact. In 
other words, to assess the impact of implementation of updated CLFS 
rates, we will need to calculate weighted medians of private payor 
rates based on new data and compare the revised rates to the current 
rates. As such, we believe that we will only know the impact of the 
CAA, 2026 provisions after collecting actual updated applicable 
information from applicable laboratories and calculating the updated 
CLFS rates.
5. Ambulatory Specialty Model (ASM)
    In section III.D. of this proposed rule, we discuss the Ambulatory 
Specialty Model (ASM) tested by the CMS Center for Medicare and 
Medicaid Innovation (hereinafter ``Innovation Center'') under the 
authority of section 1115A of the Act. Section 1115A of the Act 
authorizes the Innovation Center to test innovative payment and service 
delivery models to reduce program expenditures while preserving or 
enhancing the quality of care furnished to Medicare, Medicaid, and 
Children's Health Insurance Program beneficiaries. ASM will test 
whether adjusting payment for eligible specialists who furnish services 
related to ASM's targeted chronic conditions (that is, heart failure 
and low back pain) based on performance across targeted measures of 
quality, cost, care coordination, and meaningful use of certified 
electronic health record (EHR) technology (CEHRT) results in enhanced 
quality of care and reduced costs through more effective upstream 
chronic condition management. By testing ASM, we aim to reduce 
avoidable hospitalizations and unnecessary procedures, improve patient 
experience and outcomes, and lower Original Medicare expenditures by 
incentivizing preventive care, more effective management of chronic 
conditions, and enhanced coordination and collaboration among 
specialists and primary care providers. We finalized ASM's provisions 
in the CY 2026 PFS final rule (90 FR 49562 through 49720), including 
the framework for identifying ASM participants, performance

[[Page 44251]]

evaluation, scoring, and payment adjustments.
a. Proposed Effects of the Ambulatory Specialty Model
    Based on feedback we received from interested parties after the 
publication of the CY 2026 PFS final rule and our own internal review, 
we propose several technical refinements and adjustments to ASM, 
including but not limited to revising select definitions, revising and 
adding ASM participant exceptions from specific ASM requirements, 
adjusting data submission requirements, incorporating a rural scoring 
adjustment to final scores, adjusting provisions related to 
collaborative care arrangements under ASM, and making minor adjustments 
to specific ASM performance category policies in this proposed rule. We 
believe these proposals would improve the clarity, practicality, and 
alignment of ASM implementation. Further, our proposals would not 
modify the fundamental framework of ASM for identifying ASM 
participants over the course of the ASM test period, overall 
performance evaluation, scoring, or payment adjustments and continue to 
support CMS priorities related to reducing low-value care, promoting 
preventive care, enhancing management of chronic conditions, and 
improving coordination and collaboration among specialists and primary 
care providers.
    Accordingly, we believe our proposals in this proposed rule would 
not increase federal costs or alter the estimated Medicare program 
savings described in the CY 2026 PFS final rule (90 FR 49969 through 
49975). In the CY 2026 PFS final rule, we estimated an impact of $177 
million in net savings to the Medicare program due to ASM from January 
1, 2029 through December 31, 2033 (90 FR 49972). This estimate reflects 
relevant finalized provisions including the ASM test period, geographic 
scope, participant eligibility, ASM risk levels, the amount of ASM 
incentive pools distributed to ASM participants in the form of payment 
adjustments, and the estimated amount of Medicare Part B covered 
professional service payments subject to ASM payment adjustments. We 
refer readers to the ASM section of the regulatory impact analysis of 
CY 2026 PFS final rule for additional information on our methodology 
and sensitivity analysis (90 FR 49969 through 90 FR 49975). Because we 
do not propose changes to key assumptions used to previously calculate 
the Medicare program savings estimate, we do not expect that the 
proposals in this proposed rule to materially affect the Medicare 
program savings estimates in the CY 2026 PFS final rule. For example, 
we do not anticipate that the proposed provisions related to ASM 
participant exceptions from specific ASM requirements would 
substantially affect the number of ASM participants meeting ASM 
requirements over the ASM test period because we believe any exceptions 
would be balanced by other participation provisions that allow for 
clinicians who newly meet the ASM participant eligibility criteria to 
be added as ASM participants over the course of the ASM test period. 
Therefore, ASM's previously estimated financial impact to the Medicare 
program remains unchanged from the CY 2026 PFS final rule.
6. Limiting Medicare Coverage of Certain Individuals
    Section 71201 of the Working Families Tax Cut (WFTC) legislation, 
which added section 1899C to the Social Security Act (the Act), 
restricts Medicare eligibility to individuals who meet one of the 
following criteria: (1) U.S. citizens or nationals; (2) lawful 
permanent residents; (3) Cuban and Haitian entrants; or (4) individuals 
who lawfully reside in the United States in accordance with a Compact 
of Free Association. Individuals who do not meet these criteria and who 
were enrolled in Medicare on or before July 4, 2025, will have their 
coverage terminated effective February 1, 2027, which is the date that 
is 18 months after enactment of the WTFC legislation (July 4, 2025). As 
established in section 1899C(a) of the Act, individuals enrolled after 
July 4, 2025, who do not meet the eligibility requirements, are subject 
to denial or termination under the framework established at proposed 
Sec. Sec.  406.14, 406.28 and 407.27.
    Based on estimates from OACT, approximately 32,000 individuals are 
projected to lose Medicare coverage beginning in 2027, representing 
approximately 0.05 percent of the total Medicare-aged enrollment. 
OACT's estimate was derived from a 2025 Pew Research study on race and 
ethnicity in the United States and by using a Congressional report 
authored by the Department of Homeland Security (DHS). In addition, 
citing research on lower health care utilization by immigrants, OACT 
assumes that affected individuals have average Medicare spending equal 
to approximately two-thirds of the average Medicare beneficiary, 
reflecting the generally healthier and younger age profile of this 
population, as well as lower utilization due to increased barriers in 
accessing health care including language barriers, limited familiarity 
with the U.S. health system, and concerns related to immigration status 
that may discourage enrollment and utilization even among those who are 
eligible. The population captured in this estimate is certain 
immigrants with temporary protections who no longer meet the revised 
eligibility requirements, including those with pending asylum 
applications, parolees, temporary protected status, and victims of 
crime and violence.
[GRAPHIC] [TIFF OMITTED] TP16JY26.155

    The financial impact of this provision is classified as a transfer 
-- specifically, a reduction in Medicare program outlays that would 
otherwise have been paid to plans and providers on behalf of affected 
individuals. Based on OACT's estimates, the 10-year reduction in 
Medicare spending attributable to this provision is approximately $4.97 
billion, ranging from approximately $220 million in 2027 to 
approximately $680 million in 2036 (see Table D-B6).
    Disenrollments from Medicare Advantage, Part D, and Medicare cost 
plans resulting from loss of Part A or Part B entitlement will be 
processed automatically by CMS when SSA provides updated eligibility 
and

[[Page 44252]]

entitlement records. Plans do not process these disenrollments and are 
not required to provide additional notification, as SSA provides a loss 
of entitlement notice directly to affected individuals. All information 
impacts related to the procedural steps plans must take to receive and 
process enrollment and disenrollment transactions have already been 
accounted for under OMB control numbers 0938-0753 (CMS-R-267) and 0938-
0964 (CMS-10141). The burden associated with the revision of Medicare 
initial enrollment forms to support eligibility determinations under 
this provision is described in the Collection of Information 
Requirements section of this rule.
    Dahl and Forbes (2023) estimate that 46 percent of individuals are 
willing to pay $638 per person, in 2011 dollars--or approximately $873 
when updated for inflation--to avoid switching medical providers 
(specifically, primary-care physicians).\400\ For purposes of this 
regulatory impact analysis, it is assumed that $873 is a reasonable 
estimate of an average that includes the 46-percent of WTP amounts 
above it and the 54-percent below. Multiplying this $873 annual amount 
by 32,000 disenrollments yields a cost estimate of $28 million. This 
quantitative estimate is characterized by various forms of uncertainty, 
including:
---------------------------------------------------------------------------

    \400\ Dahl, G.B. & Forbes, S.J. (2023). Doctor switching costs. 
Journal of Public Economics, 221, 104858, https://doi.org/10.1016/j.jpubeco.2023.104858.
---------------------------------------------------------------------------

     Tendency toward underestimation. Switching 
insurance plans, or newly lacking insurance coverage altogether, 
involves a more sweeping set of changes than just reestablishing a new 
primary-care physician, so WTP to avoid the latter probably understates 
WTP to avoid the former.
     Tendency toward overestimation. The relatively 
low level of churn associated with employer-sponsored insurance (ESI) 
may offer a greater opportunity to establish doctor-patient 
relationships than what is available to individuals affected by this 
provision (due to many of them having non-permanent immigration 
status), so extrapolating an ESI-derived estimate may overstate the WTP 
for continuity that would be relevant for this regulatory impact 
analysis.
7. Medicare Prescription Drug Inflation Rebate Program
    In section III.F. of this proposed rule, as part of our continued 
implementation of the Inflation Reduction Act of 2022 (IRA), which 
established the Medicare Prescription Drug Inflation Rebate Program 
under sections 11101 and 11102 of the Act, we are proposing several 
modifications. For the Medicare Part B Drug Inflation Rebate Program, 
this rulemaking proposes to modify the excluded product category for 
Part B rebatable drugs so that the exclusion applies only to certain 
skin substitute products and clarify what Consumer Price Index for all 
Urban Consumers (CPI-U) data CMS would use in the event CPI-U data are 
unavailable. Additionally, we propose to clarify the definition of 
``first marketed date'' as used in the context of the Part B Drug 
Inflation Rebate Program. For the Medicare Part D Drug Inflation Rebate 
Program, this rulemaking proposes to clarify what CPI-U data CMS would 
use in the event CPI-U data are unavailable, a modification to the 
methodology finalized in the CY 2026 PFS final rule to account for 
340B-eligible units for AIDS Drug Assistance Programs (ADAPs), and to 
require all providers and suppliers that are covered entities as 
defined under Sec.  10.3 (hereinafter collectively ``340B providers'' 
unless otherwise noted) to submit data elements from their Part D 340B 
claims to the 340B repository beginning in 2027.
    We do not expect the proposed policies regarding the Medicare Part 
B Drug Inflation Rebate Program and the Medicare Part D Drug Inflation 
Rebate Program to have a material impact on the calculation of total 
rebates in aggregate, as these proposals are refinements to regulatory 
requirements that improve program efficiency and do not otherwise 
change the current scope of rebatable drugs.
    In section III.F.3.c.2.c. of this proposed rule, we are proposing 
to require all 340B providers to submit data elements from their Part D 
340B claims for all covered Part D drugs billed to Medicare Part D by 
such covered entity or its contractor(s) beginning with claims with a 
date of service on or after in 2027. 340B providers would be required 
to follow the processes and requirements that CMS established for 
voluntary reporting starting in 2026 and the associated information 
collection currently approved under OMB control number 0938-1485. CMS 
would require that each 340B provider report data on a quarterly basis 
(though they may choose to submit more frequently) within 1 calendar 
quarter following the close of the relevant calendar quarter. CMS would 
consider all data elements received by the 340B repository to be 
associated with Part D 340B claims; therefore, the 340B repository 
would rely on the accuracy and completeness of the submitted, certified 
data to the 340B repository to verify the 340B status of a claim, and 
CMS would analyze these data to determine if they could be used 
reliably in the future to remove 340B units from Part D inflation 
rebate calculations in accordance with section 1860D-14B(b)(1)(B) of 
the Act. Under this process, CMS would require, as part of every 
submission, 340B providers (or an individual or contractor with the 
delegated authority as an authorized representative of the 340B 
provider to perform the certification) to certify that the data 
elements from all claims submitted to the 340B repository are from 
verified 340B claims and, to the best of the 340B provider's knowledge, 
its submissions include all Part D 340B claims for the 340B provider at 
the time of submission for the relevant period. 340B providers, or 
their authorized representative, would be required to certify the 
completeness and accuracy of the data submitted and to certify that the 
submitter is authorized to submit on behalf of the 340B provider.
    In section III.F.3.c.1. of this proposed rule, we are proposing a 
modification to the Prescriber-Pharmacy Methodology whereby all claims 
for Part D drugs dispensed to beneficiaries identified as having ADAP 
supplemental coverage would be treated as 340B-eligible and excluded 
from Part D inflation rebate calculations, with safeguards to prevent 
double-counting of units already identified under the existing 
methodology. This proposed modification addresses a limitation to the 
Prescriber-Pharmacy Methodology that may under-identify 340B units for 
drug claims associated with ADAPs that use pharmacies not registered in 
the OPAIS database as contract pharmacies. This change may result in 
some overestimation of 340B-eligible units associated with ADAPs, 
although it is expected to have minimal or no impact on the percentage 
of Part D units identified as 340B eligible for most drug classes with 
the exception of antiretroviral medications used in the treatment of 
HIV/AIDS. The proposed change would be effective for Rebate Reports 
issued for applicable periods beginning October 1, 2025 and subsequent 
applicable periods.
    In sections III.F.2.c. and III.F.3.b. of this proposed rule, we are 
proposing to amend Sec. Sec.  427.302, 428.20, and 428.202 to address 
gaps in monthly CPI-U data by establishing a methodology that uses the 
first available CPI-U data following any unavailable month. CMS 
calculates the inflation-adjusted payment amount for Part B rebatable 
drugs using benchmark and rebate period CPI-U

[[Page 44253]]

data, with the benchmark period CPI-U determined based on a drug's FDA 
approval and first marketed date, and the rebate period CPI-U set as 
the greater of the benchmark CPI-U or the CPI-U from two calendar 
quarters prior to the applicable quarter. CMS calculates inflation-
adjusted payment amount for Part D rebatable drugs using benchmark 
period and applicable period CPI-U data, with the benchmark period CPI-
U determined based on a drug's FDA approval and first marketed date, 
and the applicable period CPI-U set as the CPI-U for the first month of 
the applicable period. However, it was necessary to account for 
situations in which a monthly CPI-U figure is unavailable. Alternative 
approaches, including the Treasury Department's inflation contingency 
index, a CMS-calculated inflation factor, or using the prior month's 
data were considered but not proposed as either less consistent with 
statutory requirements or administratively impracticable.
    We do not anticipate our inflation rebate proposed policies will 
result in an incrementally significant financial impact on the Medicare 
program relative to a baseline that reflects the status quo in the 
absence of any modifications to inflation rebate regulations at parts 
427 and 428 as these finalized policies are refinements to regulatory 
requirements.
8. Medicare Shared Savings Program
a. General Impacts
    As of January 1, 2026, the Shared Savings Program has 511 ACOs with 
over 700,000 healthcare providers and organizations providing care to 
over 12.6 million assigned beneficiaries.\401\ The policies in this 
proposed rule are designed, in part, to strengthen financial incentives 
for ACOs to participate in the Shared Savings Program while mitigating 
selection issues and benchmark rebasing concerns, expand the population 
of Original Medicare beneficiaries for which ACOs are held accountable 
for quality and cost of care while minimizing gaming, advance ACO use 
of digital quality measures and reduce participant burden, and increase 
beneficiary engagement.
---------------------------------------------------------------------------

    \401\ See CMS, ``Shared Savings Program Fast Facts--As of 
January 1, 2026'', available at https://www.cms.gov/files/document/2026-shared-savings-program-fast-facts.pdf.
---------------------------------------------------------------------------

    As we described in the CY 2026 PFS final rule (90 FR 32814), the 
ACOs in the program in PY 2023 combined to cover $128 billion in 
benchmark target spending. Actual ACO spending totaled approximately 
$123 billion--about $5.2 billion below combined benchmark. After 
accounting for $3.1 billion in net shared savings to ACOs, the 
remaining difference of $2.1 billion would represent federal savings 
from the program if benchmarks proved to be a perfect counterfactual in 
aggregate. The Regulatory Impact Analysis in the December 2018 final 
rule (see 83 FR 68044 through 68050) provided evidence that the 
benchmarks for PY 2016 combined to represent a lower spending target 
than the theoretical counterfactual for estimating what spending would 
have been in the total FFS Medicare Program had ACOs not been present 
that year. Evidence included all of the following:
     Lower combined market level spending trends observed for 
cohorts of Hospital Referral Regions (HRRs) with significant ACO 
formation relative to other HRRs without material ACO activity.
     Spillover effects on spending outside of ACO benchmarks, 
including non-assigned beneficiaries served by ACO providers and 
suppliers.
     Program design elements that restrained benchmark levels, 
including rebasing with agreement periods of only 3 years, feedback of 
communal ACO effects on national trends used to update benchmarks, and 
restrictions on risk adjustment.
    The Regulatory Impact Analysis in the December 2018 final rule (83 
FR 68048) estimated that ACOs may have been responsible for half of the 
1.2 percent difference in spending trend observed between national 
average and the subset of HRRs with minimal ACO activity through 2016. 
This scaled impact represented about four times the gross savings 
measured relative to benchmarks, or about 0.5 percent net savings 
across the entire FFS program after accounting for shared savings 
payments despite benchmarks only officially showing roughly equivalent 
overall reductions in spending relative to benchmark compared to total 
outlays from shared savings payments. Since 2016, changes to the Shared 
Savings Program have potentially moved the benchmarks closer to what 
the spending would have been in the absence of the program.
    In the CY 2026 PFS final rule (90 FR 49975 through 49976), we 
explained that updating the earlier study to compare more recent trends 
for markets with varying levels of ACO activity requires updates to the 
initial study approach, as ACOs have become active in an increasing 
majority of markets across the nation. There no longer exists a 
sufficient number of HRRs with nominal ACO penetration in 2023 to 
construct a de facto counterfactual similar to the study in the 
December 2018 final rule. An alternate method, however, continued to 
show spending trends inversely correlated with ACO penetration over 
time. Roughly 5 percent of beneficiaries live in HRRs with ACO 
penetration consistently below the national average by 10 percentage 
points or more over the 2013 to 2023 time series (``Lagging''), while 
about 9 percent of beneficiaries live in HRRs with ACO penetration 10 
percentage points or more above the national average over the same 
period (``Leading''). Relative to the 2011 base year immediately 
preceding the Shared Savings Program's introduction, growth in average 
unadjusted per capita spending in 2023 for Lagging and Leading markets 
was 4.3 percent higher and 3.9 percent lower than the national average. 
The divergence in spending growth was even wider after HCC risk 
adjustment: 5.3 percent higher for Lagging markets and 4.6 percent 
lower for Leading markets.
    These market trends potentially overstate the impact that ACOs may 
have had on program spending in 2023. The portion of the difference in 
spending growth driven by risk adjustment may reflect efforts by ACOs 
to increase coding intensity. Leading markets may exhibit higher 
participation rates in CMMI models. ACO participation may naturally 
flock to markets with lower trend for exogenous reasons. Still, 
conservatively assuming only 35 percent of the unadjusted trend gap is 
causally related to Shared Savings Program ACOs would roughly validate 
the $5.2 billion gross savings indicated by comparing aggregate program 
benchmarks to actual ACO spending in 2023, and the roughly $2 billion 
in net savings to FFS Medicare. A more optimistic estimate, assuming 
Shared Savings Program ACOs were responsible for 50 percent of the 
risk-adjusted spending growth difference (mirroring assumptions used in 
the December 2018 final rule), would imply net savings roughly 3 times 
greater, or roughly $6 billion net savings for FFS Medicare.
    In the CY 2026 PFS final rule (90 FR 49976), we explained that a 
study of benchmark performance for cohorts of ACOs that participated in 
both PY 2022 and PY 2023 revealed that the BASIC track is the primary 
driver of net savings (as measured by program benchmark target spending 
less actual spending and shared savings payments). An updated analysis, 
summarized in Table D-B7, finds that ACOs remaining in the BASIC track 
continued to demonstrate roughly 50 percent higher net savings in PY 
2024 (2.3 percent of benchmark) than

[[Page 44254]]

ACOs that remained in the ENHANCED track over the same three year 
period (1.5 percent of benchmark)--where `net savings' is calculated as 
the difference in combined cohort spending from combined cohort 
benchmark spending net of combined cohort shared savings outlays, 
expressed as percentage of combined cohort benchmark (column D in Table 
D-B7). Meanwhile, ACOs moving into the ENHANCED track from the BASIC 
track show a marked decline in net savings. Thirty-eight ACOs moved 
from the BASIC track in PY 2022 (with net savings of 2.5 percent) to 
the ENHANCED track by PY 2024 with net savings dropping to 1.7 percent 
of benchmark.
[GRAPHIC] [TIFF OMITTED] TP16JY26.156

    Favorable regional adjustments have helped selective ACOs maximize 
earnings in the ENHANCED track without taking on a high degree of real 
risk. Only about 2 percent of ENHANCED track ACOs owed losses in PY 
2024 while 90 percent earned shared savings. The ENHANCED track has 
grown from including only 14 percent of ACOs in 2020 to 58 percent in 
2026.
    The first impact estimate in this section assesses the coordinated 
set of proposals to rebalance the incentives between the BASIC track 
and ENHANCED track. These proposals include reducing the maximum weight 
used in calculating the positive regional adjustment for lower-spending 
ACOs under the ENHANCED track from 50 percent to 35 percent, increasing 
the prior savings adjustment's scaling factor from 50 percent to 75 
percent, and increasing the shared savings rate for BASIC track Level E 
from 50 percent to 60 percent. A stochastic modeling approach 
consistent with the regulatory impact analysis from previous rules was 
employed to simulate the impact this set of proposals would have on 
existing ACOs and potential new ACOs over the 10 year scoring period. 
The changes will reduce the propensity for ACOs to be able to passively 
earn shared savings at the highest sharing rate by solely relying on 
baseline efficiency through the regional adjustment to the benchmark 
and instead will place a stronger incentive on generating new 
efficiency over the agreement period. Such incentive for new efficiency 
will also be incentivized by the increase in the prior savings 
adjustment's scaling factor. That change, combined with the higher 
sharing rate in BASIC track Level E, will likely attract a greater 
number of new ACOs serving populations, often with high spending at 
baseline relative to the regional average. The increase to the prior 
savings adjustment scaling factor would strengthen the degree that such 
higher spending ACOs would continue to share in savings originally made 
in their first agreement period despite then facing rebasing into a 
subsequent agreement period--a dynamic further enhanced by the proposal 
to risk adjust the cap on benchmark adjustments (currently defined as 5 
percent of unadjusted national average assignable per capita spending). 
These proposals are together estimated to better allocate shared 
savings payments to ACOs creating new gains in efficiency as opposed to 
ACOs merely maintaining their historical baseline efficiency, resulting 
in $4.59 billion lower spending over 10 years, ranging from $6.42 
billion lower spending to $2.88 billion lower spending at the 10th and 
90th percentiles, respectively. The annual and 10-year total 
projections for the changes to Shared Savings Program participation 
options are detailed in Table D-B8.

[[Page 44255]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.157

    The second area of material impact on program spending is for the 
creation of a growth adjustment to incentivize new participation among 
providers and suppliers that have not been part of a Medicare ACO 
within the past five years. As described in sections III.G.5.a and 
III.G.5.f of this proposed rule, participation in the Shared Savings 
Program has grown substantially since the program began in 2012, from 
approximately 3 million assigned beneficiaries assigned in its first 
year to more than 12 million assigned beneficiaries as of January 2026. 
This growth has occurred alongside strong program performance: We have 
observed that when participation in the program increases, we see 
increases in both quality improvements for beneficiaries and increased 
savings to the Trust Funds. The Shared Savings Program has had eight 
consecutive years of generating savings for Medicare relative to 
benchmarks, with over $12 billion in total savings,\402\ with an upward 
trend in savings year over year. (As noted previously in this 
discussion, these savings measured by benchmarks are reasonably 
substantiated by lower observed per capita spending trend in markets 
with early ACO adoption versus higher average per capita spending trend 
in markets with lagging ACO adoption.) Additionally, we have observed 
that ACOs in the Shared Savings Program have demonstrated improved 
quality over time and higher quality relative to other physician 
groups, suggesting that the Shared Savings Program is achieving savings 
while improving quality of care.
---------------------------------------------------------------------------

    \402\ Additional information on past years Shared Savings 
Program Performance Year Finance and Quality Results is available 
at: https://data.cms.gov/medicare-shared-savings-program/performance-year-financial-and-quality-results.
---------------------------------------------------------------------------

    This historical experience supports our expectation that expanding 
participation would extend the program's quality benefits to additional 
beneficiaries and create further opportunities for Medicare savings. 
The growth adjustment is part of a complementary package of proposed 
modifications to the benchmark methodology intended to realign 
financial incentives and grow participation, thus expanding the reach 
of quality improvements demonstrated in the Shared Savings Program, and 
encourage further savings.
    The proposed growth adjustment would be applied on top of the 
highest of the existing benchmark adjustments, including regional 
adjustment, prior savings adjustment, or population adjustment (if 
eligible), and would not exceed a risk adjusted 5 percent cap for 
consistency with the proposed approach to capping other upward 
adjustments to the historical benchmark. The proposal is estimated to 
have the greatest impact on new ACOs that would have the greatest 
potential to bring in beneficiaries who have not been previously 
assigned to ACOs. The growth adjustment proposal is projected to 
increase ACO shared savings payments by $5.3 billion over 10 years, but 
most of that cost would be offset by new savings on reduced benefit 
spending from bringing additional populations into care management 
under Shared Savings Program ACOs. As a result, the estimated net cost 
to the program is estimated to be considerably less than the increase 
in net sharing to ACOs. This proposal is estimated to result in a net 
increase in spending by $1.67 billion over 10 years, with the annual 
increase declining in later years as savings from increased 
participation grow while the effect of the growth adjustment on 
benchmarks eventually moderates. We have observed that beneficiaries 
receive higher quality of care (as evidenced by ACOs' quality 
performance) when assigned to ACOs in the Shared Savings Program, and 
increasing participation in the Shared Savings Program through the 
growth adjustment has the potential to broaden higher quality of care 
to additional Medicare FFS beneficiaries. The range of uncertainty 
spans costs of $1.13 billion to $2.28 billion at the 10th and 90th 
percentiles, respectively. The annual and 10-year total projections for 
these provisions are detailed in Table D-B9.

[[Page 44256]]

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    The third portion of our impact estimate is for the proposed 
changes to beneficiary assignment, including removing from assignment 
calculations allowed charges for primary care services billed through a 
non-ACO TIN by an ACO professional used in assignment, and modifying 
regulatory criteria that exclude from eligibility for assignment 
Medicare FFS beneficiaries with any months of Part A only or Part B 
only enrollment, or Medicare or group health plan enrollment (including 
MA) during the assignment window. These changes would marginally 
increase the number of beneficiaries assigned to a given ACO. More 
importantly, they would improve the ability for the program to hold 
ACOs accountable for more of the patients actually served by ACO 
clinicians, including those with accentuated need for care management. 
The first proposal would reduce the ability for an ACO, through 
billings for primary care services by ACO professionals used in 
assignment, to `lemon drop'--a potential form of gaming where patients 
with high needs are purposefully billed services through a TIN external 
to the ACO to engineer their assignment away from the ACO. The second 
proposal helps reduce a notable blind spot in the current assignment 
methodology. As enrollment in Medicare Advantage (MA) has grown over 
recent years, so has the number of beneficiaries switching back to OM 
from MA--a population that the proposed revised assignment criteria 
would more nimbly pick up for inclusion in ACO assignment. This 
proposal would also improve the symmetry in assignment for ACOs 
relative to the national and regional assignable populations because 
the Shared Savings Program does not currently employ the same 
exclusions based on Medicare enrollment status for identifying the 
assigned and assignable populations. Together these proposals are 
estimated to reduce program spending by $2.3 billion over 10 years, 
ranging from $2.97 billion to $1.69 billion savings at the 10th and 
90th percentiles, respectively. Savings from these changes could 
effectively be materially higher if gaming of assignment were to 
otherwise significantly grow in popularity at baseline.
[GRAPHIC] [TIFF OMITTED] TP16JY26.159

    The last provision estimated to have a material impact on spending 
is the proposal to revise the methodology for the ACPT. The current 
policy includes a discretionary option for CMS to reduce the weight on 
the ACPT's contribution to the three-way blended update to ACO 
benchmarks if unforeseen circumstances arise. The proposed changes 
would create uniform annual one-year growth projections common to ACOs 
in overlapping agreement periods--eliminating reliance on multi-year 
projections that the ACPT currently employs--and a policy that, for 
agreement periods beginning on or after January 1, 2027, would limit 
the effect of under-projection or over-projection as compared to actual 
retrospective national expenditure trend such that an effective ACPT 
trend (cumulatively from BY3 to a given performance year) is no more 
than one percentage point below (or no more than 1.5 percentage points 
above) national growth. The asymmetry of these guardrails preserves a 
limited degree of margin related to the ideal scenario where ACOs as a 
group cause national trend to slow relative to projected trend over the 
course of a given agreement period, but more importantly has several 
notable advantages relative to the current methodology with potential 
down-weighting. It protects the validity of benchmark updates by 
limiting how

[[Page 44257]]

far the projected trend used in the ACPT portion of the three-way 
blended update factor would be allowed to deviate from observed 
national trend, and does so under an objective formula that eliminates 
the subjectiveness of the current down-weighting policy that would 
otherwise likely be invoked to a greater degree in years where down-
weighting would favor ACOs as opposed to public pressure to maintain 
the one-third weighting in years where over-projection could favor 
ACOs. The proposal would also improve on the current down-weighting 
policy because it would preserve the role of national trend in the 
overall update, which can help preserve the incentive for neighboring 
ACOs to collectively lower spending in their overlapping service area 
(an outcome that down-weighting would penalize by increasing the 
effective weighting on regional trends in calculating benchmark 
updates). Despite estimating higher spending in 2027 and 2028 related 
partly to our separate proposal to only apply the lower 1.0 percentage 
point threshold for ACOs in existing agreement periods, the total 
impact over ten years is estimated to be a savings of $350 million, 
ranging from a $1.11 billion savings to a $340 million cost at the 10th 
and 90th percentiles, respectively. The estimates are shown in table D-
B11:
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    The remaining changes to the Shared Savings Program regulations, as 
described in section VII.A.2.a. of this proposed rule, are not 
estimated to have an impact on program spending at the aggregate level.
    The proposals detailed above are expected to increase assignment to 
ACOs in the program by 0.5 to 1.0 million beneficiaries on average per 
year. The combined impacts from all Shared Savings Program provisions 
on federal spending are shown in Table D-B12. Because estimates are 
rounded to the nearest $10 million, and because the percentiles are 
independently sorted for each year and for the 10-year totals, the 
annual estimates may not sum to exactly match the total 10-year 
estimates. Together these proposals are estimated to reduce program 
spending by $5.5 billion over 10 years, ranging from $8.9 billion to 
$2.3 billion savings at the 10th and 90th percentiles, respectively.
[GRAPHIC] [TIFF OMITTED] TP16JY26.161

    The proposals are expected to both decrease and increase net shared 
savings payments across the overall distribution of ACOs. The mean 
projection is an overall increase in such payments by $1.05 billion 
over 10 years, ranging from a $2.6 billion decrease to a $4.63 billion 
increase at the 10th and 90th percentiles, respectively. The increase 
in shared savings payments to ACOs is driven by the proposed growth 
adjustment policy, and without this proposed policy the majority of 
savings to Medicare would be achieved through reductions in shared 
savings payments. Annual and total projections for the impact on shared 
savings net of shared losses are shown in Table D-B13.

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b. Compliance with Requirements of Section 1899(i)(3) of the Act
    Certain policies, including both existing policies and the new 
proposed policies described in proposed rule, rely upon the authority 
granted in section 1899(i)(3) of the Act to use other payment models 
that the Secretary determines will improve the quality and efficiency 
of items and services furnished under the Medicare program, and that do 
not result in program expenditures greater than those that would result 
under the statutory payment model. The following proposed policies 
require the use of our authority under section 1899(i) of the Act: 
modifications to the ACPT component of the three-way blended benchmark 
update factor (described in section III.G.5.g of this proposed rule); 
discontinuing availability of the option for prepaid shared savings 
(described in section III.G.6.b of this proposed rule); and changes to 
the calculation methodology for quarterly advance investment payments 
(described in section III.G.7 of this proposed rule). When considered 
together, these changes to the Shared Savings Program are expected to 
improve the quality and efficiency of items and services furnished 
under the Medicare program by improving the accuracy of the benchmark 
update factor and strengthening financial incentives under the Shared 
Savings Program, decreasing administrative burden and conserving 
resources by discontinuing the availability of the prepaid shared 
savings option given low uptake and anticipated limited participation, 
and simplifying the calculation of quarterly amounts of advance 
investment payment (for eligible ACOs) while encouraging ACO formation 
in rural areas. These changes are not expected to result in a situation 
in which the payment methodology under the Shared Savings Program, 
including all policies we have adopted under the authority of section 
1899(i) of the Act, results in more spending under the program than 
would have resulted under the statutory payment methodology in section 
1899(d) of the Act.
    In the CY 2023 PFS final rule (87 FR 70195 and 70196), we estimated 
that the projected impact of the payment methodology that incorporates 
all policies finalized by that final rule would result in $4.9 billion 
in greater program savings compared to a hypothetical baseline payment 
methodology that excluded the policies that we have enacted relying on 
the authority of section 1899(i)(3) of the Act. The marginal impact of 
the changes in the CY 2024 PFS final rule (88 FR 79496) were estimated 
to lower net spending by $330 million over the subsequent 10-year 
period (2024 through 2033) for all new policies combined. The marginal 
impact of the changes in the CY 2025 PFS final rule (89 FR 98527) were 
estimated to lower net spending by an additional $200 million in total 
through 2034. The marginal impact of the changes in the CY 2026 PFS 
final rule (90 FR 49978) were estimated to be a $20 million reduction 
in net spending through 2035. The marginal impact of the changes in 
this proposed rule is estimated to be $5.5 billion reduction in net 
spending through 2036. The incremental changes have been estimated to 
improve program financial savings since the CY 2023 PFS final rule, and 
hence the cumulative impact of all policies (including those in this 
proposed rule) is estimated to result in more than the previously-
estimated $4.9 billion in greater program savings compared to a 
hypothetical baseline payment methodology that excludes the policies we 
have enacted relying on section 1899(i)(3) of the Act as authority. 
Therefore, we estimate that program expenditures associated with the 
implementation of the provisions in this proposed rule, in combination 
with other policies associated with the statutory payment model and 
current policies we have adopted under the authority of section 
1899(i)(3) of the Act, are expected to improve the quality and 
efficiency of items and services furnished under the Medicare program 
and would not be expected to increase program expenditures relative to 
those of the statutory payment model.
    We will continue to reexamine this projection in the future to 
ensure that an alternative payment model does not result in additional 
program expenditures and so continues to satisfy the requirement under 
section 1899(i)(3)(B) of the Act. Additional Shared Savings Program 
data accumulating after the end of the PHE for COVID-19, along with 
emerging information on the characteristics of, and performance trends 
for, new entrants in the Shared Savings Program for agreement periods 
beginning on January 1, 2024, January 1, 2025, and January 1, 2026, are 
anticipated to gradually improve our ability to reevaluate program 
impacts in a comprehensive fashion. If we later determine that the 
payment model that includes policies established under section 
1899(i)(3) of the Act no longer meets this requirement, we will 
undertake notice and comment rulemaking to adjust the payment model to 
ensure continued compliance with the statutory requirements.
9. Changes to the Regulations Associated With the Ambulance Fee 
Schedule
    As outlined in section III.H.2. of this proposed rule, section 6203 
of the Consolidated Appropriations Act, 2026 amended section 
1834(l)(12)(A) and (l)(13) of the Act to extend the payment add-ons 
sets forth in those sections through December 31, 2027. The ambulance 
extender provisions are enacted through legislation that is self-
implementing. We are proposing to revise dates at Sec.  
414.610(c)(1)(ii) and (c)(5)(ii) to conform the regulations to

[[Page 44259]]

these self-implementing statutory requirements.
    A plain reading of the statute requires only a ministerial 
application of the mandated rate increase and does not require any 
substantive exercise of discretion on the part of the Secretary. As a 
result, there are no policy proposals associated with these legislative 
provisions. We have estimated the cost of these provisions to be $260 
million over the 10-year period and the Congressional Budget Office 
(CBO)'s estimated cost of these provisions was $52 million in FY 2026, 
$111 million in FY 2027, and $34 million in FY 2028 with minimal costs 
for the remaining 10 year period, resulting in a net effect of $197 
million from FY 2026 to FY 2035 (https://www.cbo.gov/system/files/2026-01/hr7148-CAA-2026.pdf, page 4).
    As discussed in section III.H.4., of this proposed rule, we are 
proposing to make use of the revised OMB delineations as set forth in 
OMB's July 21, 2023 bulletin (No. 23-01) and the most recent 
modifications of the RUCA codes for purposes of payment under the AFS. 
If we adopt OMB's revised delineations and the updated RUCA codes, 
ambulance providers and suppliers that pick up Medicare beneficiaries 
in areas that would be Micropolitan or otherwise outside of MSAs based 
on OMB's revised delineations or in a rural census tract of an MSA 
based on the updated RUCA codes (but are currently within urban areas) 
may experience increases in payment for such transports because they 
may become eligible for the rural adjustment factors discussed 
previously, while those ambulance providers and suppliers that pick up 
Medicare beneficiaries in areas that would be urban based on OMB's 
revised delineations and the updated RUCA codes (but are currently in 
Micropolitan Areas or otherwise outside of MSAs, or in a rural census 
tract of an MSA) may experience decreases in payment for such 
transports because they would no longer be eligible for the rural 
adjustment factors discussed previously.
    The use of the revised OMB delineations and the updated RUCA codes 
would mean the recognition of new urban and rural boundaries based on 
the population migration that occurred over a 10-year period, between 
2010 and 2020. As discussed previously in this section, we are 
proposing to use the updated 2020 RUCA codes to identify rural census 
tracts within MSAs, such that the census tracts falling at or above 
RUCA level 4.0 would continue to be designated as rural areas.
    Based on our analysis, the geographic designations for 
approximately 95.87 percent of ZIP codes would be unchanged by using 
OMB's revised delineations and the updated RUCA codes. There are more 
ZIP codes that would change from urban to rural (1,172, or 2.73 
percent) than rural to urban (602, or 1.40 percent). In general, it is 
expected that ambulance providers and suppliers in 1,172 ZIP codes 
within 47 States and Puerto Rico may experience payment increases if we 
adopt the revised OMB delineations and the updated RUCA codes, as these 
areas would be redesignated from urban to rural. The State of Maryland 
would have the most ZIP codes changing from urban to rural with a total 
of 49, or 7.78 percent. Ambulance providers and suppliers in 602 ZIP 
codes within 43 States may experience payment decreases if we adopt the 
revised OMB delineations and the updated RUCA codes, as these areas 
would be redesignated from rural to urban. The State of South Carolina 
would have the most ZIP codes changing from rural to urban (20, or 3.68 
percent). Adoption of the revised OMB delineations and the updated RUCA 
codes would have no negative impact on ambulance transports in super 
rural areas, as none of the current super rural areas would lose their 
status due to the revised OMB delineations and the updated RUCA codes. 
We estimate that the adoption of the revised OMB delineations and the 
updated RUCA codes will have a minimal fiscal impact on the Medicare 
program.
10. Updates to the Quality Payment Program
    In this section of the proposed rule, we estimate the impacts of 
the Quality Payment Program policies. We estimate participation, final 
scores, and payment adjustments for eligible clinicians participating 
through MIPS the Advanced APMs, and MVPs. For Advanced APMs, we 
estimate the impacts on the number of Qualified Participants (QPs) that 
are associated with our proposed policies.
a. Overall Impact Modeling Approach and Data Assessment
(1) MIPS Impact Modeling Approach
    For this proposed rule, we used a similar modeling approach as the 
CY 2026 PFS final rule (90 FR 49266 through 50481). We created two MIPS 
impact models: a baseline and a proposed policies model. Our baseline 
model includes previously finalized policies that are still in effect 
for the CY 2027 performance period/2029 MIPS payment year and in the 
absence of any of the new policies in this proposed rule. Examples of 
previously finalized policies included in the baseline model are 
revised administrative claims quality measure benchmarking methodology, 
modifications to the Total Per Capita Cost measure, and removal of the 
topped-out measure scoring cap and application of the defined topped 
out measure benchmarks to 19 quality measures identified for CY 2026 
performance period/2028 MIPS payment year. Please refer to CY2026 PFS 
final rule for a comprehensive, detailed discussion of finalized 
policies (90 FR 49266).
    The policies model builds on the baseline model and incorporates 
the new MIPS policies we are proposing for the CY 2027 performance 
period/2029 MIPS payment year included in this proposed rule. By 
comparing the baseline model to the proposed policies model, we are 
able to estimate the impact of the policies in this proposed rule.
    Our modeling approach utilizes the same scoring engine that is used 
to determine MIPS payment adjustments. This approach enables our model 
to align as much as possible with actual MIPS scoring
(2) Data Used to Estimate Future MIPS Performance
    In the CY 2026 PFS proposed and final rules, we used data from 
performance year 2023 to construct baseline and policies model 
simulations. For this proposed rule, we used data from performance year 
2024. This is the most recent available data and reflects our most up-
to-date information on program participation, final scores, and payment 
adjustments.
b. APM Incentive Payments to QPs in Advanced APMs and Other Payer 
Advanced APMs
    Beginning with QP Performance Period 2017 (payment year 2019), 
through the Medicare Option, eligible clinicians who are determined to 
have a sufficient percentage of their Medicare Part B payments for 
covered professional services or Medicare patients through Advanced 
APMs are QPs for the applicable QP performance period and the 
corresponding payment year. In payment years 2019 through 2024, these 
QPs received a lump-sum APM Incentive Payment equal to 5 percent of 
their estimated aggregate paid amounts for covered professional 
services furnished during the base year (the calendar year immediately 
preceding the payment year). In payment year 2025, eligible clinicians

[[Page 44260]]

who attained QP status for QP Performance Period 2023 will receive a 
lump-sum APM Incentive Payment equal to 3.5 percent of their estimated 
aggregate paid amounts for covered professional services furnished 
during CY 2024. In payment year 2026, eligible clinicians who attained 
QP status in QP Performance Period 2024 will receive a lump-sum APM 
Incentive Payment equal to 1.88 percent of their estimated aggregate 
paid amounts for covered professional services furnished during CY 
2025. In payment year 2028, eligible clinicians who attained QP status 
in QP Performance Period 2026 will receive a lump-sum APM Incentive 
Payment equal to 3.1 percent of their estimated aggregate paid amounts 
for covered professional services furnished during CY 2027.
    Beginning with QP Performance Period 2019 (payment year 2021), in 
addition to the Medicare Option, the All-Payer Combination Option also 
affords eligible clinicians an opportunity at QP status. The All-Payer 
Combination Option allows eligible clinicians to become QPs by 
assessing a combination of both Medicare Part B covered professional 
services furnished or patients through Advanced APMs and services 
furnished or patients through Other Payer Advanced APMs. Eligible 
clinicians who become QPs for a given QP Performance Period are not 
subject to MIPS reporting requirements and payment adjustments for the 
contemporaneous MIPS performance period/payment year. Eligible 
clinicians who do not become QPs but meet a lower threshold requirement 
to become Partial QPs for the year may elect to (or not to) report to 
MIPS. If they elect to report, they are subject to MIPS scoring and 
payment adjustment. Partial QPs are not eligible to receive the APM 
Incentive Payment.
    If an eligible clinician does not attain either QP or Partial QP 
status and is not excluded from MIPS on another basis, the eligible 
clinician will be subject to the MIPS reporting requirements and will 
receive the corresponding MIPS payment adjustment.
    Separately from the APM Incentive Payment, beginning in payment 
year 2026, there are two separate PFS CFs--one for QPs for the year 
(the qualifying APM CF), and the other for all non-QP eligible 
clinicians and other suppliers paid under the PFS (the non-qualifying 
APM CF). The update to the qualifying APM CF for a year is 0.75 
percent, whereas the update to the non-qualifying APM CF for a year is 
0.25 percent. Such updates produce approximately a 0.5 percent 
difference in the two conversion factors each year.
    The thresholds to achieve QP status in the 2027 QP Performance 
Period (2029 payment year) are set to 75 percent for the payment 
amount, and 50 percent for the patient count. Overall, we estimated 
that for the 2026 QP Performance Period, between 517,800 and 530,900 
eligible clinicians will become QPs, and therefore will be excluded 
from MIPS reporting requirements and payment adjustments.
    In the CY2026 PFS final rule, we finalized our proposal to use two 
new definitions, ``Covered professional service attribution-eligible 
beneficiary'' and ``E/M attribution-eligible beneficiary'' such that we 
conduct two determination calculations, one that includes any 
beneficiary who has received a covered professional service furnished 
by the eligible clinician (NPI) for whom we are making the QP 
determination and one that continues to use Evaluation and Management 
services furnished by the eligible clinician (NPI) for whom we are 
making the QP determination. We also finalized our proposal to add a QP 
determination at the individual level for all Advanced APM 
participants, beginning with the 2026 QP Performance Period.
    We project the number of eligible clinicians who will be QPs, and 
thus excluded from MIPS, using several sources of information. First, 
the projections are anchored in the most recently available public 
information on Advanced APMs. The projections reflect Advanced APMs 
that will be operating during the 2027 QP Performance Period. The 
following APMs are expected to be Advanced APMs for the 2027 QP 
Performance Period:
     Enhancing Oncology Model (EOM);
     Kidney Care Choices Model (Comprehensive Kidney Care 
Contracting Options, Professional Option and Global Option);
     Long Term Enhanced ACO Design (LEAD) Model;
     Medicare Shared Savings Program (Level E of the BASIC 
Track and the ENHANCED Track);
     States Advancing All-Payer Health Equity Approaches and 
Development (AHEAD) Model; and
     Transforming Episode Accountability Model (TEAM)
    We used the Participation Lists and Affiliated Practitioner Lists, 
as applicable (see Sec.  414.1425(a) for information on the APM 
Participant Lists used for QP determinations) for the 2024 QP 
performance period third snapshot QP determination date to estimate the 
number of QPs for the 2027 QP Performance Period. For models starting 
in the 2027 QP Performance Period we estimated performance based on 
projected participation. We examined the extent to which Advanced APM 
participants will meet the QP Thresholds of having at least 75 percent 
of their Part B covered professional services or at least 50 percent of 
their Medicare beneficiaries were attribution eligible thresholds.
c. Estimated Number of MIPS Eligible Clinicians in the CY 2027 
Performance Period/2029 MIPS Payment Year
(1) Initial Population of Clinicians Included in the RIA Baseline and 
Proposed Policies Models
    For this proposed rule, we applied the same assumptions as in the 
CY 2026 PFS final rule (90 FR 49980) to estimate our initial population 
of clinicians using 2024 performance data. Specifically, we used the CY 
2024 final reconciled eligibility determination file, same as the 2023 
file described in the CY 2026 PFS final rule (90 FR 49980). This file 
reconciles eligibility from two determination periods and aligns with 
the CY 2024 performance period submissions data on which we based this 
model. Our analysis included 1,984,786 clinicians with PFS claims in 
this initial population. This initial population of clinicians was used 
to determine eligibility using the methodology described in the 
following sections.
(2) Estimated Number of MIPS Eligible Clinicians After Applying 
Eligibility Assumptions
(a) Methods and Assumptions Used To Estimate Eligibility
    After identifying the clinician population with PFS claims, we 
applied the same eligibility assumptions and determination process 
described in the CY 2026 PFS final rule (90 FR 49980). We did not 
propose any modifications to MIPS eligibility requirements and the same 
eligibility assumptions apply to both the baseline and proposed 
policies model.
    For our impact analysis, we established the ``required 
eligibility'' category, which means the clinician exceeds the low-
volume threshold in all three criteria (Sec. Sec.  414.1305 and 
414.1310(b)(1)(iii)) and is subject to a MIPS payment adjustment. We 
based this estimate on the CY 2024 performance period data described in 
this section of this proposed rule, which includes the three low-volume 
criteria.
    Our next two eligibility assumptions concern clinicians 
participating in MIPS through groups. They may voluntarily participate 
in MIPS, but are not required to participate. First, our group 
eligibility, includes clinicians with a

[[Page 44261]]

group submission, and their group exceeds all three low-volume 
threshold criteria. Second, we apply our opt-in eligibility 
assumptions. Individuals or groups who exceed the low-volume threshold 
in at least one criterion, but not all three, may elect to opt in. 
Based on the number of individuals who opted in to MIPS in performance 
year 2024, our model estimates that these clinicians will continue to 
opt in to MIPS in CY2027 performance period/2029 MIPS payment year.
    Additionally, we estimate the number of ``Potentially MIPS 
Eligible'' clinicians. These clinicians are not included in our total 
number of MIPS eligible clinicians. These clinicians are potentially 
eligible because they are either opt-in eligible but did not opt-in or 
group eligible but did not report.
    Finally, we estimate the number of clinicians who are neither MIPS 
eligible nor potentially MIPS eligible. They include clinicians who are 
below all three low-volume threshold criteria (both as an individual 
and as a group), QPs, and clinicians excluded from MIPS for other 
reasons, such as those with a non-MIPS-eligible clinician type or newly 
enrolled in Medicare.
    After applying these assumptions to our initial population, we 
estimate that there will be 586,925 MIPS eligible clinicians with 
~$51.70 billion in allowed charges in the CY2027 performance period/
2029 MIPS payment year.
(b) MIPS Eligibility Estimates
    In our policies model, we estimate to have 586,925 MIPS eligible 
clinicians Table D-B14 summarizes our eligibility estimates for the 
policies model after applying our assumptions outlined in this section 
of this proposed rule.

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d. Modeling Approach and Methods for MIPS Value Pathways (MVPs) and 
Traditional MIPS
(1) Summary of Approach
    In this proposed rule, we present several proposals that impact the 
measures and activities, the performance category scores, final scores, 
and MIPS payment adjustments for MIPS eligible clinicians. In section 
IV.A. of this proposed rule, we outline these changes in more detail 
and describe our methodology to estimate MIPS payment adjustments for 
the CY 2027 performance period/2029 MIPS payment year. We then present 
the impact of the policies in the CY 2027 performance period/2029 MIPS 
payment year by comparing select metrics to the baseline model. By 
comparing model outputs between the baseline model and the proposed 
policies model, we are able to observe the impact of the policies 
proposed for the CY 2027 performance period/2029 MIPS payment year. 
MIPS eligible clinicians' final scores are calculated based on the 
clinicians' performance on measures and activities specified under the 
four MIPS performance categories: quality, cost, improvement 
activities, and Promoting Interoperability. MIPS eligible clinicians 
can participate in the

[[Page 44263]]

four MIPS performance categories as an individual, group, virtual 
group, APM Entity, and via traditional MIPS, the APM Performance 
Pathway (APP), or MVP reporting options. MIPS APM participants who are 
ACOs participating in the shared saving program are required to report 
through the APP/APP+ measure set. The APP or APP+ reporting option only 
scored on three performance categories: quality, improvement 
activities, and Promoting Interoperability. Our simulation applies the 
proposed and baseline policies to the existing scoring engine.
(2) Methodology To Assess Impact for MIPS Value Pathways
    At Sec.  414.1365(b), we required MVP Participants (which can be a 
group, individual, subgroup, or APM entity) to register to report a 
particular MVP prior to submitting. We assessed whether to use 2024 MVP 
registration data to estimate MVP participation and policy impact but 
elected not to simulate the impact for MVP because we do not have 
sufficient MVP scoring data for modeling and simulation. Thus, modeling 
based on limited data is less reliable for impact assessment. As more 
MVP scoring data becomes available in the future, we will reassess our 
methodology for estimating MVP participation, final scores, and payment 
adjustments.
(3) Methodology To Assess Impact for Traditional MIPS
    To estimate the impact of the policies on MIPS eligible clinicians, 
we use the data from performance year 2024, including data submitted 
for the quality, cost, improvement activities, and Promoting 
Interoperability performance categories and claims data for the cost 
performance category.
    We supplemented this information with the most recent data 
available for CAHPS for MIPS and CAHPS for ACOs, administrative claims 
data for certain quality measures, and other data sets. For the CY 2027 
performance period/2029 MIPS payment year, we calculate hypothetical 
final scores for the baseline and policies models for each MIPS 
eligible clinician by applying appropriate measure level, performance 
category, and final scoring policies.
(a) Methodology To Estimate the Quality Performance Category Score
    We used the CY 2026 PFS final rules as the starting point of our 
baseline model (90 FR 49982). This includes our policies regarding the 
new benchmark for Administrative Claims measures and scoring topped out 
measures impacted by limited measure choice. Please refer to the CY 
2026 PFS final rule for a comprehensive, detailed discussion of 
finalized policies (90 FR 49266).
    Our policies model incorporates the following policies from this 
proposed rule:
     In section IV.B.1.b.(3) of this proposed rule, to 
facilitate fairer scoring, we proposed to remove the scoring cap and 
change the benchmarking approach for additional topped out measures 
applicable to clinicians facing both limited measure choice and limited 
scoring opportunities as well as MIPS Core Measures. We do not simulate 
the addition or removal of quality measures outlined in section 
IV.A.4.d.(1) of this proposed rule because current data from the CY 
2024 performance period do not include new measures, and we cannot 
estimate the impact of removing measures since we are not able to 
predict clinician response in measure selections.
    In section IV.B.1.b.(1) of this proposed rule, we proposed to 
remove the requirement to submit one outcome or high priority measures 
and instead require the submission of a MIPS Core Measure. We propose 
that small practices with no more than 15 clinicians would be exempt 
from the MIPS Core Measure requirement. CMS internal analysis found 57 
percent of the MVP submissions in performance year 2024 did not contain 
any of the proposed MIPS Core measures. Modeling quality performance 
category score with insufficient historical submission data will 
introduce uncertainty and complexity to the modeling simulation. 
Working under this limitation, we believe the previous outcome/high-
priority reporting requirement and scoring rules reflected in the 
performance year 2024 data can serve as a proxy for core measure 
reporting in the models. As a result, we do not simulate the MIPS Core 
Measure reporting proposal. We did, however, model the impact of the 
core measure exemption for small practices.
(b) Methodology To Estimate the Cost Performance Category Score
    We estimate the cost performance category score using the same 
methodology as described in the CY 2026 PFS final rule (90 FR 49982) 
for the baseline and the proposed policies models.
    We do not model the impact of the Acute Kidney Injury requiring New 
Inpatient Dialysis (AKI) measure because it was suppressed for the CY 
2024 performance period/2026 MIPS payment year. Therefore, there was no 
performance data available in 2024 to model the impact of the Acute 
Kidney Injury requiring New Inpatient Dialysis (AKI) measure.
(c) Methodology To Estimate the Promoting Interoperability Performance 
Category Score
    We estimate the Promoting Interoperability performance category 
score using the same methodology as described in the CY 2026 PFS final 
rule (90 FR 49982) for the baseline model and the proposed models.
    For the proposed policy model, we simulate the following changes:
    In section IV.A.4.d.(4) of this proposed rule, we propose the 
removal of three attestations in the Promoting Interoperability 
performance category: ONC Direct Review, ONC-ACB Surveillance, and 
Security Risk Analysis.
(d) Methodology To Estimate the Improvement Activities Performance 
Category Score
    For the baseline model, we use the same method to estimate the 
improvement activities performance category score as described in the 
CY 2026 PFS final rule (90 FR 49983), including alignment with the 
clarification provided regarding IA automatic weighting for APM 
participants (89 FR 79366).
    In section IV.A.4.d.(3) of this proposed rule, we propose updates 
to the Improvement Activities inventory, such as removing activities. 
There is no historical data reflecting IA inventory updates, such as 
activity removal, for us to estimate potential impact. Our RIA models 
cannot predict how clinicians will alter their behavior once activities 
are removed.
(e) Methodology To Estimate the Complex Patient Bonus Points
    This proposed rule does not include proposals to modify the complex 
patient bonus. Therefore, for the baseline and proposed policies RIA 
model, we used the previously established method to calculate the 
complex patient bonus as described in the CY 2022 PFS final rule (86 FR 
64996).
(f) Methodology To Estimate the Final Score
    We do not propose any changes to how we calculate the MIPS final 
score. Our baseline and proposed policies models assign a final score 
for each TIN/NPI by multiplying each estimated performance category 
score by the corresponding performance category weight, adding the 
products together, multiplying the sum by 100 points,

[[Page 44264]]

adding the complex patient bonus, and capping at 100 points.
    For both models, after adding any applicable complex patient bonus, 
we reset any final scores that exceeded 100 points to equal 100 points. 
For MIPS eligible clinicians who were assigned a weight of zero percent 
for any performance category, we redistributed the weights according to 
Sec.  414.1380(c).
    For the purposes of this model, if a MIPS eligible clinician was 
approved for reweighting of one or more performance categories in the 
baseline model according to the data from the CY 2024 performance 
period/2026 MIPS payment year, we continue to apply that reweighting in 
our proposed policy model by assigning them a neutral score equal to 
the performance threshold if all categories were reweighted or 
assigning the applicable weights to the categories which were 
reweighted. Although it is unlikely (but possible) that the exact same 
clinicians will apply for and receive reweighting in both the CY 2024 
performance period/2026 MIPS payment year (which our data is based on) 
and the CY 2027 performance period/2029 MIPS payment year (which we are 
simulating), we believe that this assumption accurately reflects future 
clinician behavior for two reasons. First, while the exact same MIPS 
eligible clinicians may not receive reweighting in two different years, 
we believe that this assumption allows us to quantify the impact of the 
reweighting on a population level. In other words, even if the same 
clinicians do not apply for and receive reweighting in these two 
different years, the absolute number of reweighting and the 
characteristics of practices that receive reweighting are likely to 
remain similar. Secondly, if we were not to assign reweighting to those 
MIPS eligible clinicians, many of them would receive a very low final 
score because they did not submit data for one or more performance 
categories during the year in which they received reweighting. We do 
not believe that it is a realistic assumption that, in the absence of 
reweighting, those clinicians will continue not to submit data. For 
these reasons, we assume that clinicians who received reweighting in 
the CY 2024 performance period/2026 MIPS payment year are also approved 
for reweighting in the CY 2027 performance period/2029 MIPS payment 
year. These clinicians are assigned a score of the performance 
threshold (75) in our model because this corresponds with a neutral (0 
percent) payment adjustment.
(g) Methodology To Estimate the MIPS Payment Adjustment
    For the baseline and proposed policies models, we applied the 
hierarchy as finalized in the CY 2024 PFS final rule (86 FR 65536 
through 65537) to determine which final score should be used for the 
payment adjustment for each MIPS eligible clinician when more than one 
final score is available. We then calculate the parameters of an 
exchange function in accordance with the statutory requirements related 
to the linear sliding scale, budget neutrality, and minimum and maximum 
adjustment percentages.
    For the baseline model, we apply the performance threshold of 75 
points finalized in the CY 2026 PFS final rule. In this proposed rule, 
we do not make any changes to the performance threshold. Therefore, for 
both the baseline and proposed policies models, we use a performance 
threshold of 75 to calculate the exchange function for MIPS payment 
adjustments. We note that the results of this exchange are not 
identical between the baseline and proposed policies models. This is 
because the scaling factor used to determine positive adjustments is 
dependent on the total dollar amount of negative payment adjustments, 
and those adjustments differ as final scores are not identical between 
both models.
    For both the baseline and proposed policies models, we use these 
resulting parameters to estimate the positive or negative MIPS payment 
adjustment based on the estimated final score and the allowed charges 
for covered professional services furnished by the MIPS eligible 
clinician.
(4) Methodology To Assess Impact for APM Performance Pathways
    Shared Savings Program Accountable Care Organizations, 
participating in MIPS through a MIPS APM are scored on performance in 
the quality, Promoting Interoperability, and Improvement Activities 
performance categories. We included the following previously finalized 
policies for SSP ACOs participating in a MIPS APM into the CY 2027 
baseline model:
     In 2024, the CMS Web Interface continued to be a 
collection type available to Shared Savings Program Accountable Care 
Organizations (SSP ACOs) reporting under the Advanced Payment Pathway. 
Because our model simulation relies on data from performance year 2024, 
including CMS Web Interface submissions, we are unable to predict which 
collection type SSP ACOs will adopt in lieu of the web interface for CY 
2027 performance period/2029 MIPS payment year, given that the Web 
Interface collection type was no longer available after the CY 2025 
performance period/2027 MIPS payment year.
    We do incorporate the following proposals into the proposed model:
     In section IV.B.1.c.(1) of this proposed rule, we proposed 
to score all Medicare CQMs using flat benchmarks retroactively 
beginning in CY 2026.
(5) Simulation Results and Projected Impact to MIPS Eligible Clinicians
    Based on the methodology described in section VII.F.11.d(3) of the 
proposed rule, we create a baseline and proposed policies simulation. 
Using this simulation, we estimate the impact of the policies of this 
proposed rule.
(a) Impact on Clinician Eligibility
    In section VII.F.11.(c) of this proposed rule, we noted that we do 
not modify clinician eligibility and therefore there is no difference 
in the total number of MIPS eligible clinicians between our models.
(b) Impact on Clinician's Final Scores for Traditional MIPS
    Table D-B15 shows the median final score by practice size and the 
percentage of MIPS eligible clinicians of each practice size with a 
positive, neutral, or negative adjustment.

[[Page 44265]]

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    MIPS performance and financial distribution remain stable with 
marginal improvements in the overall median final scores and slightly 
higher overall percentage of clinicians receiving a positive payment 
adjustment. The overall median final score is 88.83 in the baseline 
model and 89.21 in the proposed policies model, a slight increase for 
all practice sizes. About 87.3 percent of eligible clinicians receive a 
positive payment adjustment in the baseline model and 87.73 percent in 
the proposed policies model Overall, the percentage of eligible 
clinicians with negative payment adjustment will drop slightly, from 
7.94 percent baseline to 7.55 percent proposed.
    Table D-B16 shows the median quality category score for MIPS 
eligible clinicians who are scored on the quality performance category 
for the baseline and proposed policies model. Overall, the median 
quality performance category score showed a marginal increase from 
83.16 to 83.72. Solo practitioners, who actively report, experience the 
most noticeable increase (+2.25) in median quality performance category 
score compared to those of other practice sizes.

[[Page 44266]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.165

    Figure D-B1 shows the distribution of final scores for all MIPS 
eligible clinicians. Note that there is a noticeable size of MIPS 
eligible clinicians with a final score of 75. MIPS eligible clinicians 
whom we approved for reweighting all MIPS performance categories in 
accordance with our reweighting policies at Sec.  414.1380(c)(2) are 
assigned a final score of exactly the performance threshold (75). 
Overall, the distribution is left skewed, indicating that many more 
clinicians would receive final scores on the higher side.
[GRAPHIC] [TIFF OMITTED] TP16JY26.166


[[Page 44267]]


(i) Impact to Small and Solo Practices
    Across both the baseline and proposed policy models, approximately 
15,427 MIPS-eligible clinicians are solo practitioners, accounting for 
2.63 percent of all MIPS-eligible clinicians.
    The median final score for solo practitioners who actively report 
data is 89.61 in the baseline model and 90.23 in the proposed policies 
model. However, the median final scores for solo practitioners who do 
not report data are substantially lower: 24.7 in both baseline and 
proposed policies models. The portion of all solo practitioners 
receiving a positive adjustment is starkly different between reporting 
and non-reporting solo practitioners. About 73.66 percent (baseline) 
and 73.23 percent (proposed) reporting solo practitioners will receive 
a positive payment adjustment; whereas 0 percent (both baseline and 
proposed) non-reporting solo practitioners will receive a positive 
payment adjustment.
    Many solo practitioners do not actively submit data to MIPS despite 
being MIPS eligible clinicians. Based on the 2024 performance data, we 
estimate that about 52.51 percent of solo practitioners receiving a 
MIPS payment adjustment do not submit any data to MIPS.
    Table D-B17 shows that, even among reporting solo practitioners, 
the percentage receiving a positive payment adjustment is lower than 
that of clinicians from small, medium, or large practices. Similarly, 
even for reporting solo practitioners, a higher proportion of them face 
negative payment adjustments compared to those in small, medium, and 
large practices Figure D-B2 shows the distribution of final scores for 
solo practitioners. Both baseline and proposed policies box plots show 
identical final score distributions, and both baseline and proposed 
policies models show a large distance between the lower and upper 
quartiles. Figure D-B3 shows the final score distribution for all MIPS 
eligible clinicians between the baseline and the proposed policies 
models. These box plots also show identical final score distributions; 
however, the distance between lower and upper quartiles is 
substantially narrower for all MIPS eligible clinicians than it is for 
solo practitioners.
BILLING CODE 4169-69-P

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BILLING CODE 4169-69-C
    Small practices, defined at Sec.  414.1305 as groups with 2 to 15 
clinicians, have a median final score of 87.98 in the baseline and 
88.61 in the policies model. However, as shown in Table D-B15, the 
median final score for the reporting small practice providers is 91.35 
(baseline) and 91.84 (proposed), substantially higher than the median 
final score of 75--in both baseline and proposed policies models--for 
the non-reporting small practice providers. They are also higher than 
the median final scores for all MIPS eligible clinicians who submit 
data, which are 89.85 in the proposed policy model and 89.66 in the 
baseline model. This indicates that small practice providers who submit 
MIPS data can perform better than it is for the medium-sized and large 
practice providers. Table D-B17 shows the percentage of clinicians, by 
practice size, either do or do not submit data to MIPS and their 
corresponding median final scores. Note that, in the proposed policies 
model, the median final scores for small, medium, and large practice 
clinicians who do not submit data are 75. This indicates that many 
small, medium or large practice clinicians who do not submit data to 
MIPS have been approved for reweighting of all of their MIPS 
performance categories under our policies at Sec.  414.1380(c)(2). In 
contrast, the median final scores for solo clinicians, who do not 
submit data are 24.70. This indicates that many of them are either not 
being eligible for or not applying for our reweighting policies for 
extreme uncontrollable circumstances or hardships. Over 90 percent of 
the medium-sized and large practice clinicians submit data to MIPS. It 
is possible that the remaining 10 percent

[[Page 44270]]

or less MIPS eligible clinicians who do not submit data to MIPS are 
primarily those who have received reweighting under our policies at 
Sec.  414.1380(c)(2).
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(ii) Impact to Rural Providers
    In our data we assign rural practitioners a special status. Impact 
assessment of this group of clinicians indicates that their overall 
final scores are slightly lower than the overall MIPS eligible 
clinicians. Table D-B18 shows the median final score and the percentage 
of eligible clinicians with a positive, neutral, or negative adjustment 
by practice size for rural practitioners.

[[Page 44271]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.171

    The overall median final score for rural practitioners is 87.37 in 
the baseline model and 87.46 in the policies model. This is slightly 
lower than the median final score for all MIPS eligible clinicians, 
which is 88.83 in the baseline model and 89.21in the policies model. 
According to the results from the proposed policies model, rural 
clinicians in large practices have a slightly lower median final score 
(87.22) than it is for reporting, rural, solo practitioners (88.9), 
reporting, rural, small practice providers (91.33), and rural medium-
size practice providers (89.80).
(iii) Impact to Safety Net Providers
(A) Updated Definition of Safety Net Providers
    In the CY 2022 PFS final rule (87 FR 70094), we finalized our 
complex patient bonus methodology. This bonus is composed of two 
distinct calculations which are added together: Medical Complexity and 
Social Risk. Medical Complexity is determined based on a MIPS eligible 
clinicians Hierarchical Conditions Categories risk score and social 
risk is determined based on the proportion of a MIPS eligible 
clinicians Medicare patient population who are dually eligible for both 
Medicare and Medicaid.
    In the 2024 PFS final rule (88 FR 79513), we compared the 
performance of clinicians who received the complex patient bonus with 
our overall population. As we further developed our model, we decided 
to adopt a more precise definition of safety net providers. We believe 
that by narrowing our definition of safety net providers to clinicians 
fall in the top 20 percentile for their percentage of patients who are 
dually eligible for Medicare and Medicaid, we can identify providers 
who care for a large proportion of socially vulnerable individuals.
    Table D-B19 shows the median final score estimates for safety net 
providers under this definition. In the proposed policies model, safety 
net providers have a higher median final score (93.22) than the overall 
MIPS eligible clinicians (89.21). Safety net solo practitioners who 
actively report data have a substantially higher median final score 
(93.84 in the proposed model) than that from the non-reporting, safety 
net, solo practitioners (29.41 in the proposed model). Almost 57 
percent of safety net solo practitioners and over 30 percent of safety 
net small practice providers did not report by not submitting any MIPS 
data, compared to ~53 percent and ~22 percent of the overall solo 
practitioners and small practice providers, respectively.

[[Page 44272]]

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(c) Impact to MIPS Eligible Clinicians' Payment Adjustments
    We did not propose to increase the performance threshold in this 
final rule. Table D-B21 shows that the payment adjustments are very 
similar between the baseline and proposed policies model. This is 
because our proposed policies can maintain program stability. The 
maximum positive payment adjustment is 1.37 percent in the baseline 
model and 1.34 percent in the proposed policies model. The baseline 
model estimates redistributing $332 million, and the proposed policies 
model estimates redistributing $330 million. This slight decrease is 
due to slightly higher proportions of clinicians receiving positive 
payment adjustments in the proposed policies model (87.73 percent) than 
it is in the baseline model (87.30 percent). As the proportion of MIPS 
eligible clinicians receiving a positive payment adjustment increases 
slightly, the portion of clinicians receiving a negative payment 
adjustment also slightly decreases accordingly (7.55 percent in the 
proposed policies model vs. 7.94 percent in the baseline model). As the 
proportion of MIPS eligible clinicians receiving negative payment 
adjustments decreases slightly, the budget neutral funds available for 
redistribution also decrease somewhat.

[[Page 44273]]

[GRAPHIC] [TIFF OMITTED] TP16JY26.173

    We also report on the median positive and negative payment 
adjustments by practice size in Table D-B20.
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[[Page 44274]]


    The overall median negative payment adjustment in the proposed 
policies model is slightly lower than it is in the baseline model. That 
is because the proposed policies model has a higher mean final score 
than the baseline model (89.21 proposed vs. 88.83 baseline).
e. Additional Impacts from Outside Payment Adjustments
(1) Burden Overall
    In addition to policies affecting payment adjustments, we are 
proposing several policies that, if finalized, will impact burden. In 
section V.B.7. of this proposed rule, we estimate the burden impacts of 
proposed policy provisions.
(2) Additional Impacts to Clinicians
    We provide additional burden discussions for policy provisions that 
we are unable to quantify.
(a) Modifications to the MIPS Improvement Activities Inventory
    As discussed in section IV.A.4.d.(3) of this proposed rule, we are 
proposing updates to the MIPS Improvement Activities Inventory 
beginning with the CY 2027 performance period/2029 MIPS payment year. 
We do not expect these changes to affect our burden estimates for the 
number of estimated respondents or response time, as most of the 
improvement activities in the MIPS Improvement Activities Inventory 
remain unchanged for the CY 2027 performance period/2029 MIPS payment 
year. We refer readers to section IV.A.4.d.(3) of this proposed rule 
for details on the changes to the MIPS Improvement Activities 
Inventory.
(b) Qualifying Alternative Payment Model (APM) Participant (QP) 
Determinations
    In section IV.F.2. of this proposed rule, we are proposing to 
modify the application of the QP and partial QP status. We note that 
year-over-year participation changes have historically had outsized 
impacts on our projections. For example, ACOs frequently add or remove 
participants as part of their operations. These changes in 
participation make it difficult to project how these proposals will 
impact clinicians who are determined to be QPs, Partial QPs, or 
previously reported MIPS (at the individual, group, subgroup, or APM 
Entity level), if at all. Accordingly, we have not adjusted our 
estimates related to performance category submissions due to these 
proposals. For details on these policies, see section IV.F.2. of this 
proposed rule.
(c) Third Party Intermediaries
    In section IV.C. of this proposed rule, we are proposing to (1) add 
a requirement that CMS-approved third-party intermediaries may be 
terminated after failure to submit data for 1 year ; and (2) clarify 
that if a third party intermediary does not submit data for one year, 
they would be required to provide documentation and would be terminated 
if documentation cannot be provided and/or the documentation shows that 
they would not be submitting data for the given MIPS performance 
period. Due to the technical nature of these changes, there is no data 
available to quantify the burden for third party intermediaries during 
the CY 2027 performance period/2029 MIPS payment year. We refer readers 
to section IV.C. of this proposed rule for additional information on 
the policy proposals related to third party intermediaries.

G. Alternatives Considered

    This proposed rule contains a range of policies, including some 
provisions related to specific statutory provisions. The preceding 
preamble provides descriptions of the statutory provisions that are 
addressed, identifies those policies when we exercise agency 
discretion, presents rationale for our policies, and, where relevant, 
alternatives that were considered. For purposes of the payment impact 
on PFS services of the policies contained in this proposed rule, we 
presented previously in this section the estimated impact on total 
allowed charges by specialty.

X. Alternatives Considered Related to the Ambulatory Specialty Model

    In section X.E. of this proposed rule, we discuss the mandatory 
ASM. We will test whether ASM leads to improved chronic condition 
management, higher quality care, and reduced costs by incentivizing ASM 
participants with the opportunity for positive payment adjustments to 
Medicare Part B covered professional services payments based on their 
performance on data reported on quality, cost, improvement activities, 
and CEHRT interoperability.
    Throughout this proposed rule, we have identified our proposed 
policies and alternatives that we have considered and provided 
information as to the effects of these alternatives and the rationale 
for each of the proposed policies. This proposed rule provides 
descriptions of the requirements that we would mandate and presents 
rationales for our decisions and, where relevant, alternatives that we 
considered. For example, we considered whether we should waive the 
requirement for ASM participants in rural areas to attest to complete 
IA-2: Establishing Communication and Collaboration Expectations with 
Primary Care using Collaborative Care Arrangements (CCAs) instead of 
providing the proposed rural scoring adjustment to an ASM participant's 
final score. Although ASM participants in rural areas may face 
challenges forming partnerships with primary care providers due to 
limited primary care availability, we believe that a rural scoring 
adjustment more broadly accounts for challenges that could affect ASM 
participant performance across the four ASM performance categories 
compared to only waiving IA-2.
    We solicit comments on our proposals and on the alternatives that 
we have identified in this proposed rule.

H. Impact on Beneficiaries

    As noted previously, we estimate that a combination of proposals 
for the Shared Savings Program, including introducing a growth 
adjustment, the increase to the sharing rate in BASIC track Level E, 
and the increase in the scaling factor for the prior savings 
adjustment, are expected to increase the number of ACOs in the program 
and correspondingly the size of the population of beneficiaries 
assigned to ACOs by up to one million beneficiaries per year, with 
roughly two-thirds of such increase attributable to the proposed growth 
adjustment. This growth in participation is likely to feature 
beneficiaries who might particularly benefit from care management 
because the growth adjustment is designed to attract new providers 
without experience in the program who are serving beneficiaries new to 
value-based care. Additionally, the proposed increase to the scaling 
factor for the prior savings adjustment, together with risk-adjusting 
the 5 percent cap on benchmark adjustments, could moderate the rebasing 
ratcheting effect and thereby improve the business case for ACOs 
serving high needs populations to invest additional resources in care 
management.
    We note that in PY 2024, ACOs performed better on certain patient-
experience and performance measures than physician groups participating 
in MIPS (90 FR 50003 and 50004). We refer readers to our discussion in 
the CY 2026 PFS final rule for additional details on ACOs' measure 
performance (90 FR 50002).

[[Page 44275]]

2. Quality Payment Program
    There are several changes in this proposed rule that are expected 
to have a positive effect on beneficiaries. In general, we believe that 
many of these changes, including the MVP and subgroup provisions, will 
lead to meaningful feedback to beneficiaries on the type and scope of 
care provided by clinicians. Additionally, beneficiaries could use the 
publicly reported information on clinician performance in subgroups to 
identify and choose clinicians in multispecialty groups relevant to 
their care needs. Consequently, we anticipated the policies in this 
proposed rule will improve the quality and value of care provided to 
Medicare beneficiaries.
    For example, several of the new quality measures include patient-
reported outcome-based measures, which could be used to help patients 
make more informed decisions about treatment options. Patient-reported 
outcome-based measures provide information on a patient's health status 
from the patient's point of view and could also provide valuable 
insights on factors such as quality of life, functional status, and 
overall disease experience, which will not otherwise be available 
through routine clinical data collection. Patient-reported outcome-
based measured are factors frequently of interest to patients when 
making decisions about treatment.

3. Ambulatory Specialty Model
    We believe that the refinements to ASM proposed in this proposed 
rule would not change the potential effects of ASM on beneficiaries. We 
continue to believe that ASM would have no impact on cost to 
beneficiaries because ASM payment adjustments will not affect Medicare 
beneficiary coinsurance amounts. The coinsurance will be calculated 
based on the Medicare allowed amounts before any ASM payment adjustment 
multipliers are applied to Medicare Part B payments for covered 
professional services.

I. Estimating Regulatory Familiarization Costs

    If regulations impose administrative costs on private entities, 
such as the time needed to read and interpret this rulemaking, we 
should estimate the cost associated with regulatory review. Due to the 
uncertainty involved with accurately quantifying the number of entities 
that will review the rule, we assume that the total number of unique 
commenters on this rule will be the number of reviewers on of this last 
year's proposed rule. We acknowledge that this assumption may 
understate or overstate the costs of reviewing this rulemaking. It is 
possible that not all commenters will review this rule in detail, and 
it is also possible that some reviewers will choose not to comment on 
this rule. For these reasons, we believe that the number of commenters 
will be a fair estimate of the number of reviewers of this year's rule.
    Using the wage information from the BLS for medical and health 
service managers (Code 11-9111), we estimated that the cost of 
reviewing this rulemaking is $113.42, including overhead and fringe 
benefits https://www.bls.gov/oes/current/oes_nat.htm. Assuming an 
average reading speed, we estimate that it would take approximately 8.0 
hours for the staff to review half of this proposed rule. For each 
facility that reviews the rule, the estimated cost is $907.36 (8.0 
hours x $113.42). Therefore, we estimated that the total cost of 
reviewing this regulation is $12,239,821 ($907.36 x 13,549 reviewers on 
this year's proposed rule).

J. Accounting Statement

    As required by OMB Circular A-4 (available at https://www.reginfo.gov/public/jsp/Utilities/a-4.pdf), in Tables D-BXX and D-
BXX (Accounting Statements), we have prepared an accounting statement. 
This estimate includes growth in incurred benefits from CY 2026 to CY 
2027 based on the FY 2027 President's Budget baseline.
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K. Conclusion

    The analysis in the previous sections, together with the remainder 
of this proposed rule, provided an initial Regulatory Flexibility 
Analysis. The previous analysis, together with the preceding portion of 
this rule, provides an RIA. In accordance with the provisions of 
Executive Order 12866, this proposed rule was reviewed by the Office of 
Management and Budget.
    Mehmet Oz, Administrator of the Centers for Medicare & Medicaid 
Services, approved this document on July 10, 2026.

List of Subjects

42 CFR Part 400

    Grant programs-health, Health facilities, Health maintenance 
organizations (HMO), Medicaid, Medicare, Reporting and recordkeeping 
requirements.

42 CFR Part 405

    Administrative practice and procedure, Diseases, Health facilities, 
Health professions, Medical devices, Medicare, Reporting and 
recordkeeping requirements, Rural areas, X-rays.

42 CFR Part 406

    Health facilities, Diseases, and Medicare.

42 CFR Part 407

    Medicare.

42 CFR Part 410

    Diseases, Health facilities, Health professions, Laboratories, 
Medicare, Reporting and recordkeeping requirements, Rural areas, X-
rays.

42 CFR Part 414

    Administrative practice and procedure, Biologics, Diseases, Drugs, 
Health facilities, Health professions, Medicare, Reporting and 
recordkeeping requirements.

42 CFR 415

    Health facilities, Health professions, Medicare, Reporting and 
recordkeeping requirements.

42 CFR Part 417

    Administrative practice and procedure, Grant programs-health, 
Health care, Health insurance, Health maintenance organizations (HMO), 
Loan programs-health, Medicare, Reporting and recordkeeping 
requirements.

42 CFR Part 422

    Administrative practice and procedure, Health facilities, Health 
maintenance organizations (HMO), Medicare, Penalties, Privacy, 
Reporting and recordkeeping requirements.

42 CFR Part 423

    Administrative practice and procedure, Emergency medical services, 
Health facilities, Health maintenance organizations (HMO), Health 
professionals, Medicare, Penalties, Privacy, Reporting and 
recordkeeping requirements.

42 CFR Part 424

    Emergency medical services, Health facilities, Health professions, 
Medicare, Reporting and recordkeeping requirements.

42 CFR Part 425

    Administrative practice and procedure, Health facilities, Health 
professions, Medicare, Reporting and recordkeeping requirements.

42 CFR Part 427

    Administrative practice and procedure, Biologics, Inflation 
rebates, Medicare, Prescription drugs.

42 CFR Part 428

    Administrative practice and procedure, Biologics, Inflation 
rebates, Medicare, Prescription drugs.

42 CFR Part 512

    Administrative practice and procedure, Health care, Health 
facilities, Health insurance, Intergovernmental relations, Medicare, 
Penalties, Privacy, and Reporting and recordkeeping requirements.
    For the reasons set forth in the preamble, the Centers for Medicare 
& Medicaid Services proposes to amend 42 CFR chapter IV as set forth 
below:

PART 400--INTRODUCTION; DEFINITIONS

0
1. The authority for part 400 continues to read as follows:

    Authority:  42 U.S.C. 1302 and 1395hh, and 44 U.S.C. Chapter 35.
0
2. Section 400.200 is amended by adding a definition for ``Eligible 
noncitizen'' in alphabetical order to read as follows:


Sec.  400.200   General definitions.

* * * * *
    Eligible noncitizen means an individual who, effective July 4, 
2025, is an--
    (1) Alien lawfully admitted for permanent residence under the 
Immigration and Nationality Act;
    (2) Alien who has been granted the status of Cuban and Haitian 
entrant, as defined in section 501(e) of the Refugee Education 
Assistance Act of 1980; or
    (3) Individual who lawfully resides in the United States in 
accordance with a Compact of Free Association referred to in 8 U.S.C. 
1612(b)(2)(G).
* * * * *

[[Page 44277]]

PART 405--FEDERAL HEALTH INSURANCE FOR THE AGED AND DISABLED

0
3. The authority citation for part 405 continues to read as follows:

    Authority:  42 U.S.C. 263a, 405(a), 1302, 1320b-12, 1395x, 
1395y(a), 1395ff, 1395hh, 1395kk, 1395rr, and 1395ww(k).
0
4. Section 405.2463 is amended by--
0
a. Adding paragraph (a)(1)(iii);
0
b. In paragraph (b)(2) introductory text, removing the phrase ``a FQHC 
patient'' and adding in its place the phrase ``an FQHC patient or a RHC 
patient''; and
0
c. In paragraph (b)(3), removing the phrase ``Not before October 1, 
2025'' and adding in its place the phrase ``Not before January 1, 
2028'';
    The addition reads as follows:


Sec.  405.2463   What constitutes a visit.

    (a) * * *
    (1) * * *
    (iii) Furnished under the direct supervision of the RHC 
practitioner, a face-to-face encounter between a patient and either of 
the following:
    (A) A qualified provider of medical nutrition therapy services as 
defined in part 410, subpart G, of this chapter.
    (B) A qualified provider of outpatient diabetes self-management 
training services as defined in part 410, subpart H, of this chapter.
* * * * *


Sec.  405.2464   [Amended]

0
5. Section 405.2464 is amended by--
0
a. In paragraph (b)(1), removing the phrase ``paragraphs (d) and (e) of 
this section'' and adding in its place the phrase ``paragraphs (c) 
through (h) of this section'';
0
b. In paragraph (b)(2)(i), removing the reference ``Sec.  
405.2462(c)(1)'' and adding in its place the reference ``Sec.  
405.2462(e)(1)'';
0
c. In paragraph (b)(2)(ii), removing the reference ``Sec.  
405.2462(c)(2)'' and adding in its place the reference ``Sec.  
405.2462(e)(2)''; and
0
d. In paragraph (g), removing the term ``an encounter'' wherever it 
appears and adding in its place the term ``services''.
0
6. Section 405.2469 is amended by revising paragraph (d) to read as 
follows:


Sec.  405.2469  FQHC supplemental payments.

* * * * *
    (d) Per visit supplemental payment. A supplemental payment required 
under this section is made to the FQHC when a covered face-to-face 
encounter, or an encounter furnished using interactive, real-time, 
audio and video telecommunications technology, or audio-only 
interactions in cases where the patient is not capable of, or does not 
consent to, the use of video technology, for the purposes of diagnosis, 
evaluation, or treatment of a mental health disorder, occurs between a 
Medicare Advantage enrollee and a practitioner as set forth in Sec.  
405.2463. A mental health encounter furnished using interactive, real-
time, audio and video telecommunications technology, or audio-only 
interactions, is not payable unless the FQHC is in compliance with the 
in-person requirements set forth in Sec.  405.2463(b)(3).

PART 406--HOSPITAL INSURANCE ELIGIBILITY AND ENTITLEMENT

0
7. The authority for part 406 is revised to read as follows:

    Authority: 42 U.S.C. 1302, 1395i-2, 1395i-2a, 1395p, 1395q, and 
1395hh.
0
8. Section 406.5 is amended by revising paragraph (a) to read as 
follows:


Sec.  406.5  Basis of eligibility and entitlement.

    (a) Hospital insurance without premiums. Hospital insurance is 
available to most individuals without payment of a premium if they meet 
the following conditions:
    (1) The individual--
    (i) Is age 65 or over;
    (ii) Has received social security or railroad retirement disability 
benefits for 25 months; or
    (iii) Has end-stage renal disease. Subpart B of this part explains 
the requirements such individuals must meet to obtain hospital 
insurance without premiums.
    (2) Effective July 4, 2025, the individual is a citizen or national 
of the United States or an eligible noncitizen as defined in 42 CFR 
400.200.
* * * * *
0
9. Section 406.6 is amended by revising paragraph (b) and adding 
paragraph (f) to read as follows:


Sec.  406.6   Application or enrollment for hospital insurance.

* * * * *
    (b) Individuals who need not file an application for hospital 
insurance. An individual who meets the requirements of Sec.  
406.5(a)(2), and any of the following conditions need not file an 
application for hospital insurance:
* * * * *
    (f) Special rules for eligible noncitizens. Individuals who only 
meet the requirements of Sec.  406.5(a)(1), but do not also meet the 
requirements of Sec.  406.5(a)(2), may subsequently meet both Sec.  
406.5(a)(1) and (2) due to a change in U.S. citizenship, U.S. 
nationality, or immigration status or category. For these individuals, 
the following requirements apply:
    (1) An individual who meets the conditions of paragraph (b) of this 
section must contact SSA to initiate entitlement to hospital insurance. 
Entitlement may be retroactive for up to 6 months, but not earlier than 
the first month in which the individual met all of the requirements of 
Sec.  406.5(a).
    (i) If acceptable evidence establishes the month in which the 
individual first satisfied Sec.  406.5(a)(2), SSA will use that month, 
subject to the applicable retroactivity limits noted in the paragraph 
(f)(1) of this section.
    (ii) If the earliest month of eligibility cannot be established 
based on acceptable documentary evidence, entitlement will begin on the 
first day of the month in which SSA verifies that the individual 
satisfies Sec.  406.5(a)(2), based on applicable data made available by 
the Department of Homeland Security.
    (2) An individual who meets the conditions of paragraph (c) of this 
section must contact SSA to file an application for hospital insurance. 
Entitlement may be retroactive for up to 6 months, but not earlier than 
the first month in which the individual met all of the requirements of 
Sec.  406.5(a).
    (i) If acceptable evidence establishes the month in which the 
individual first satisfied Sec.  406.5(a)(2), SSA will use that month, 
subject to the applicable retroactivity limits noted in the paragraph 
(fx)(2) of this section.
    (ii) If the earliest month of eligibility cannot be established 
based on acceptable documentary evidence, entitlement will begin on the 
first day of the month in which SSA verifies that the individual 
satisfies Sec.  406.5(a)(2), based on applicable data made available by 
the Department of Homeland Security.
0
10. Section 406.10 is amended by revising paragraph (a) and adding 
paragraph (b)(3) to read as follows:


Sec.  406.10   Individual age 65 or over who is entitled to social 
security or railroad retirement benefits, or who is eligible for social 
security benefits.

    (a) Requirements. An individual is entitled to hospital insurance 
benefits under section 226 of the Act under the following conditions:
    (1) The individual has attained age 65 and is--
    (i) Entitled to monthly social security benefits under section 202 
of the Act;
    (ii) A qualified railroad retirement beneficiary who has been 
certified as such to the Social Security Administration by the Railroad

[[Page 44278]]

Retirement Board in accordance with section 7(d) of the Railroad 
Retirement Act of 1974; or
    (iii) Effective January 1, 1981, eligible for monthly social 
security benefits under section 202 of the Act and has filed an 
application for hospital insurance.
    (2) Effective July 4, 2025, the individual is a citizen or national 
of the United States or an eligible noncitizen as defined in 42 CFR 
400.200.
    (b) * * *
    (3) Entitlement continues until the date entitlement is terminated 
in accordance with Sec.  406.14(b) or (c).
0
11. Section 406.11 is amended by revising paragraph (b)(2) to read as 
follows:


Sec.  406.11  Individual age 65 or over who is not eligible as a social 
security or railroad retirement benefits beneficiary, or on the basis 
of government employment.

* * * * *
    (b) * * *
    (2) Residence and citizenship. He or she is a resident of the 
United States and is
    (i) A citizen or national of the United States;
    (ii) An alien lawfully admitted for permanent residence under the 
Immigration and Nationality Act who has continuously resided in the 
United States for 5 years immediately preceding the first month in 
which he or she meets all other requirements for entitlement to 
hospital insurance;
    (iii) An alien who has been granted the status of Cuban and Haitian 
entrant, as defined in section 501(e) of the Refugee Education 
Assistance Act of 1980; or
    (iv) An individual who lawfully resides in the United States in 
accordance with a Compact of Free Association (COFA), as referred to in 
8 U.S.C. 1612(b)(2)(G).
* * * * *
0
12. Section 406.12 is amended by revising paragraph (a) and adding 
paragraph (d)(2)(v) to read as follows:


Sec.  406.12   Individual under age 65 who is entitled to social 
security or railroad retirement disability benefits.

    (a) Basic requirements. An individual under age 65 is entitled to 
hospital insurance benefits under the following conditions:
    (1) If, for 25 months, the individual has been--
    (i) Entitled or deemed entitled to social security disability 
benefits as an insured individual, child, widow, or widower who is 
``under a disability''; or
    (ii) A disabled qualified beneficiary certified under section 7(d) 
of the Railroad Retirement Act.
    (2) Effective July 4, 2025, the individual is a citizen or national 
of the United States or an eligible noncitizen as defined in 42 CFR 
400.200.
* * * * *
    (d) * * *
    (2) * * *
    (v) The date entitlement is terminated in accordance with Sec.  
406.14(b) or (c).
* * * * *
0
13. Section 406.13 is amended by revising paragraphs (c) and (f) to 
read as follows:


Sec.  406.13  Individual who has end-stage renal disease.

* * * * *
    (c) Requirements. An individual who has been medically determined 
to have ESRD is entitled to hospital insurance benefits under the 
following conditions:
    (1) He or she is--
    (i) Fully or currently insured under the social security program 
(title II of the Act) or would be fully or currently insured if his or 
her employment (after 1936) as defined under the Railroad Retirement 
Act were considered ``employment'' under the Act;
    (ii) Entitled to monthly social security or railroad retirement 
benefits; or
    (iii) The spouse or dependent child of a person who meets the 
requirements of paragraph (c)(1)(i) or (c)(1)(ii) of this section.
    (2) He or she has filed an application for Medicare Part A.
    (3) He or she has satisfied the waiting period explained in 
paragraph (e) of this section.
    (4) Effective July 4, 2025, the individual is a citizen or national 
of the United States or an eligible noncitizen, as defined in 42 CFR 
400.200.
* * * * *
    (f) End of entitlement. Entitlement ends under any of the following 
conditions:
    (1) With the end of the 12th month after the month in which a 
regular course of dialysis ends.
    (2) With the end of the 36th month after the month in which the 
individual received a kidney transplant. Beginning January 1, 2023, an 
individual who is no longer entitled to Part A benefits due to this 
paragraph may be eligible to enroll in Part B solely for purposes of 
coverage of immunosuppressive drugs as described in Sec.  407.55 of 
this subchapter.
    (3) With the date entitlement is terminated in accordance with 
Sec.  406.14(b) or (c).
* * * * *
0
14. Section 406.14 is added to read as follows:


Sec.  406.14  End of entitlement due to change in U.S. citizenship, 
U.S. nationality, or immigration status or category.

    (a) Basis. Individuals whose U.S. citizenship, U.S. nationality, or 
immigration status or category changes such that they no longer meet 
the requirements of Sec.  406.5(a)(2) of this part will lose 
entitlement to hospital insurance benefits without premiums.
    (b) For individuals who were entitled to, or enrolled for, hospital 
insurance benefits without premiums as of July 4, 2025, the SSA must, 
not later than 1 year after July 4, 2025, complete a review of 
individuals for purposes of identifying individuals not described by 
Sec.  406.5(a)(2). SSA must notify each individual identified under 
such review that if SSA determines that an individual does not meet the 
requirements of Sec.  406.5(a)(2), the individual's entitlement to, or 
enrollment for, hospital insurance benefits will be terminated in 
accordance with paragraph (d) of this section.
    (c) Entitlement will end as provided under paragraph (d) of this 
section for individuals who were entitled to, or enrolled for, hospital 
insurance benefits without premiums who were not identified and 
notified by the SSA per Sec.  406.14(b) and were subsequently 
determined by the SSA as not meeting the requirements of Sec.  
406.5(a)(2).
    (d) Termination notice. The SSA will send notice to individuals if 
they no longer satisfy the requirements of Sec.  406.5(a)(2). The 
notice contains the following information:
    (1) Specifies the individual's appeal rights in accordance with 20 
CFR part 404, subpart J.
    (2) States the effective date of the hospital insurance benefits 
entitlement termination action, which will be the end of the month 
following the month in which the termination notice is dated.
    (3) States that the individual should contact the SSA if their 
citizenship, nationality, or immigration status or category changes 
such that they may be entitled to, or enrolled for, hospital insurance 
benefits under this part.
    (e) Resumption of benefits. An individual whose hospital insurance 
benefits were terminated under paragraph (d) of this section may 
request resumption of benefits if the individual's U.S. citizenship, 
U.S. nationality, or immigration status or category changes such that 
the individual meets the requirements of Sec.  406.5(a)(2) of this 
part. To request resumption of entitlement, the individual must contact 
SSA and provide information sufficient to

[[Page 44279]]

establish that the requirements of Sec.  406.5(a)(2) are met.
0
15. Section 406.20 is amended by revising paragraph (b)(2) and adding 
paragraph (c)(5) to read as follows:


Sec.  406.20   Basic requirements.

* * * * *
    (b) * * *
    (2) Is a resident of the United States and, effective July 4, 2025, 
is--
    (i) A citizen or national of the United States;
    (ii) An alien lawfully admitted for permanent residence under the 
Immigration and Nationality Act who has continuously resided in the 
United States for 5 years immediately preceding the first month in 
which they meet all other requirements for entitlement to hospital 
insurance;
    (iii) An alien who has been granted the status of Cuban and Haitian 
entrant, as defined in section 501(e) of the Refugee Education 
Assistance Act of 1980; or
    (iv) An individual who lawfully resides in the United States in 
accordance with a Compact of Free Association referred to in 8 U.S.C. 
1612(b)(2)(G).
* * * * *
    (c) * * *
    (5) Meets the eligibility requirements in paragraph (b)(2) of this 
section.
0
16. Section 406.27 is amended by redesignating paragraph (f) as 
paragraph (g) and adding a new paragraph (f) to read as follows:


Sec.  406.27   Special enrollment periods for exceptional conditions.

* * * * *
    (f) Special enrollment period for eligible noncitizens. An SEP 
exists for individuals who have not been entitled to, or enrolled for, 
Medicare due to failure to meet the requirements of Sec.  406.20(b)(2), 
but subsequently meet the requirements or whose Medicare entitlement or 
enrollment was terminated due to loss of U.S. citizenship, U.S. 
nationality, or eligible noncitizen status, who subsequently meet the 
citizenship, nationality, or immigration status or category 
requirements specified in Sec.  406.20(b)(2).
    (1) SEP parameters. (i) An individual is eligible for this SEP if 
the individual otherwise met the eligibility requirements for Medicare, 
except for Sec.  406.20(b)(2), and the individual subsequently meets 
the applicable Medicare eligibility requirements, including Sec.  
406.20(b)(2).
    (ii)An individual is eligible for this SEP if the individual's 
prior Medicare entitlement or enrollment was terminated because the 
individual did not meet the requirements of Sec.  406.20(b)(2) and the 
individual subsequently meets the applicable Medicare eligibility 
requirements, including Sec.  406.20(b)(2).
    (iii) An individual does not need to miss an enrollment period to 
be eligible for this SEP.
    (2) SEP duration. The SEP begins on the first day of the month in 
which the individual contacts the SSA and provides information 
sufficient to establish that the requirements of Sec.  406.20(b)(2) are 
met and ends on the last day of the fifth month after the month in 
which the SEP began.
    (3) Effective date of coverage. Coverage under this paragraph 
begins on the first day of the month following the month of enrollment.
* * * * *
0
17. Section 406.28 is amended by adding new paragraph (g) to read as 
follows:


Sec.  406.28  End of entitlement due to change in citizenship, 
nationality, or immigration status or category.

* * * * *
    (g) Loss of eligibility due to lack of U.S. citizenship, U.S. 
nationality, or eligible noncitizen status. Individuals whose U.S. 
citizenship, U.S. nationality, or immigration status or category 
changes such that they no longer meet the requirements of Sec.  
406.20(b) of this part will lose entitlement to premium hospital 
insurance benefits.
    (1) For individuals who were entitled to, or enrolled for, premium 
hospital insurance benefits as of July 4, 2025, the SSA must, not later 
than 1 year after July 4, 2025, complete a review of individuals for 
purposes of identifying individuals not described by Sec.  
406.20(b)(2). SSA must notify each individual identified under such 
review that if SSA determines that an individual does not meet the 
requirements of Sec.  406.20(b)(2), the individual's entitlement to, or 
enrollment for, premium hospital insurance benefits will be terminated 
in accordance with paragraph (g)(3) of this section.
    (2) Entitlement will end as provided under paragraph (g)(3) of this 
section for individuals who were entitled to, or enrolled for, premium 
hospital insurance benefits who were not identified and notified by the 
SSA per Sec.  406.28(g)(1) and were subsequently determined by the SSA 
as not meeting the requirements of Sec.  406.20(b)(2).
    (3) Termination notice. The SSA will send notice to individuals if 
they no longer satisfy the requirements of Sec.  406.20(b)(2). The 
notice contains the following information:
    (i) Specifies the individual's appeal rights in accordance with 20 
CFR part 404, subpart J.
    (ii) States the effective date of the hospital insurance benefits 
entitlement termination action, which will be the end of the month 
following the month in which the termination notice is dated.
    (iii) States that the individual should contact the SSA if their 
eligibility status changes such that they may be entitled to, or 
enrolled for, hospital insurance benefits under this part.
0
18. Section 406.50 is amended by revising the section heading and 
paragraph (a) to read as follows:


Sec.  406.50  Nonpayment of benefits on behalf of eligible noncitizens.

    (a) Hospital insurance benefit payments may not be made for 
services furnished to any eligible noncitizen, as defined in 42 CFR 
400.200, for any month in which his or her monthly social security 
benefits are suspended (or would be suspended if he or she were 
entitled to those benefits) because the eligible noncitizen remains 
outside the United States for more than 6 months.
    (b) Benefits will be payable beginning with services furnished in 
the first full calendar month the eligible noncitizen is back in the 
United States.
* * * * *

PART 407--SUPPLEMENTARY MEDICAL INSURANCE (SMI) ENROLLMENT AND 
ENTITLEMENT

0
19. The authority for part 407 is revised to read as follows:

    Authority: 42 U.S.C. 1302, 1395p, 1395q, and 1395hh.

0
20. Section 407.10 is amended by revising paragraph (a) to read as 
follows:


Sec.  407.10  Eligibility to enroll.

    (a) Basic rule. Except as specified in paragraph (b) of this 
section, an individual is eligible to enroll for SMI if he or she--
    (1) Is entitled to hospital insurance under any of the rules set 
forth in Sec. Sec.  406.10 through 406.15 of this chapter; or
    (2) Meets the following requirements:
    (i) Has attained age 65. (An individual is considered to have 
attained age 65 on the day before the 65th anniversary of his or her 
birth.)
    (ii) Is a resident of the United States and, effective July 4, 
2025, is--
    (A) A citizen or national of the United States;
    (B) An alien lawfully admitted for permanent residence under the 
Immigration and Nationality Act, who

[[Page 44280]]

has resided continuously in the United States during the 5 years 
preceding the month in which he or she applies for enrollment;
    (C) An alien who has been granted the status of Cuban and Haitian 
entrant, as defined in section 501(e) of the Refugee Education 
Assistance Act of 1980; or
    (D) An individual who lawfully resides in the United States in 
accordance with a Compact of Free Association as referred to in 8 
U.S.C. 1612(b)(2)(G).
* * * * *
0
21. Section 407.23 is amended by redesignating paragraph (f) as 
paragraph (g) and adding a new paragraph (f) to read as follows:


Sec.  407.23   Special enrollment periods for exceptional conditions.

* * * * *
    (f) Special enrollment period for eligible noncitizens. An SEP 
exists for individuals who have not been entitled to, or enrolled for, 
Medicare due to failure to meet the requirements of Sec.  407.10(a)(2), 
but subsequently meet the requirements or whose Medicare entitlement or 
enrollment was terminated due to loss of U.S. citizenship, loss of U.S. 
nationality, or eligible noncitizen status, who subsequently meet the 
citizenship, nationality, or immigration status or category 
requirements specified in Sec.  407.10(a)(2).
    (1) SEP parameters. (i) An individual is eligible for this SEP if 
the individual otherwise met the eligibility requirements for Medicare, 
except for Sec.  407.10(a)(2), and the individual subsequently meets 
the applicable Medicare eligibility requirements, including Sec.  
407.10(a)(2).
    (ii) An individual is eligible for this SEP if the individual's 
prior Medicare entitlement or enrollment was terminated because the 
individual did not meet the requirements of Sec.  407.10(a)(2) and the 
individual subsequently meets the applicable Medicare eligibility 
requirements, including Sec.  407.10(a)(2).
    (iii) An individual does not need to miss an enrollment period to 
be eligible for this SEP.
    (2) SEP duration. The SEP begins on the first day of the month in 
which the individual contacts the SSA and provides information 
sufficient to establish that the requirements of Sec.  407.10(a)(2) are 
met and ends on the last day of the fifth month after the month in 
which the SEP began.
    (3) Effective date of coverage. Coverage under this paragraph 
begins on the first day of the month following the month of enrollment.
* * * * *
0
22. Section 407.27 is amended by adding paragraph (e) to read as 
follows:


Sec.  407.27  Termination of entitlement: Individual enrollment.

* * * * *
    (e) Loss of eligibility due to lack of U.S. citizenship, U.S. 
nationality, or eligible noncitizen status. Individuals whose U.S. 
citizenship, U.S. nationality, or immigration status or category 
changes such that they do not meet the requirements of Sec.  
407.10(a)(2)(ii) of this part will lose entitlement to SMI.
    (1) For individuals who were entitled to, or enrolled for, SMI as 
of July 4, 2025, the SSA must, not later than 1 year after July 4, 
2025, complete a review of individuals for purposes of identifying 
individuals not described by Sec.  407.10(a)(2). SSA must notify each 
individual identified under such review that if SSA determines that an 
individual does not meet the requirements of Sec.  407.10(a)(2), the 
individual's entitlement to, or enrollment for, SMI will be terminated 
in accordance with paragraph (e)(3) of this section.
    (2) Entitlement will end as provided under paragraph (e)(3) of this 
section for individuals who were entitled to, or enrolled for, SMI who 
were not identified and notified by the SSA per Sec.  407.27(e)(1) and 
were subsequently determined by the SSA as not meeting the requirements 
of Sec.  407.10(a)(2)(ii).
    (3) Termination notice. The SSA will send notice to individuals if 
they no longer satisfy the requirements of Sec.  407.10(a)(2). The 
notice contains the following information:
    (i) Specifies the individual's appeal rights in accordance with 20 
CFR part 404, subpart J.
    (ii) States the effective date of the SMI entitlement termination 
action, which will be the end of the month following the month in which 
the termination notice is dated.
    (iii) States that the individual should contact the SSA if their 
citizenship, nationality, or immigration status or category changes 
such that they may be entitled to, or enrolled for, SMI under this 
part.
0
23. Section 407.55 is amended by revising paragraph (a) to read as 
follows:


Sec.  407.55   Eligibility to enroll.

    (a) Basic rules.
    (1) Except as specified in paragraph (b) of this section, an 
individual is eligible to enroll, be deemed enrolled, or reenroll in 
the Part B-ID benefit if their Part A entitlement ends as described in 
Sec.  406.13(f)(2) of this subchapter.
    (2) Effective July 4, 2025, the individual must meet the 
eligibility criteria set forth in Sec.  407.10(a)(2)(ii).
* * * * *
0
24. Section 407.62 is amended by redesignating paragraph (f) as 
paragraph (g) and adding a new paragraph (f) to read as follows:


Sec.  407.62  Termination of coverage.

* * * * *
    (f) Enrollment in the Part B-ID benefit ends the date entitlement 
is terminated in accordance with Sec.  407.27(e) due to the 
individual's failure to meet the citizenship, nationality, or eligible 
noncitizen requirements described in Sec.  407.10(a)(2).
* * * * *

PART 410--SUPPLEMENTARY MEDICAL INSURANCE (SMI) BENEFITS

0
25. The authority for part 410 continues to read as follows:

    Authority:  42 U.S.C. 1302, 1395m, 1395hh, 1395rr, and 1395ddd.

0
26. Section 410.78 is amended by--
0
a. Revising paragraph (a)(3);
0
b. Adding paragraphs (b)(2)(xiii), (b)(3)(xiv)(D), (b)(3)(xv), and 
(b)(6); and
0
c. Revising paragraph (f);
    The revisions and additions read as follows:


Sec.  410.78   Telehealth services.

    (a) * * *
    (3) Interactive telecommunications system means, except as 
otherwise provided in this paragraph (a)(3), multimedia communications 
equipment that includes, at a minimum, audio and video equipment 
permitting two-way, real-time interactive communication between the 
patient and distant site physician or practitioner.
    (i) An interactive telecommunications system may also include two-
way, real-time audio-only communication technology for any telehealth 
service furnished to a patient in their home on or before December 31, 
2027.
    (ii)(A) For telehealth services furnished after December 31, 2027 
date, interactive telecommunications system may also include two-way, 
real-time audio-only communication technology for any telehealth 
service furnished to a patient in their home if the distant site 
physician or practitioner is technically capable of using an 
interactive telecommunications system as defined in this paragraph 
(a)(3), but the patient is not capable of, or does not consent to, the 
use of video technology.

[[Page 44281]]

    (B) The following modifiers must be appended to a claim for 
telehealth services furnished using two-way, real-time audio-only 
communication technology to verify that the conditions set forth in 
paragraph (a)(3)(ii)(A) of this section have been met:
* * * * *
    (b) * * *
    (2) * * *
    (xiii) Occupational therapists, physical therapists, speech-
language pathologists, or audiologists, through December 31, 2027.
* * * * *
    (3) * * *
    (xiv) * * *
    (D) Consistent with section 6209(d) of the CAA, 2026, in-person 
visit requirements for the purposes of diagnosis, evaluation, or 
treatment of a mental health disorder do not apply through December 31, 
2027.
* * * * *
    (6) Consistent with section 6209(a) of the CAA, 2026, the 
geographic requirements specified in paragraph (b)(4) of this section 
do not apply through December 31, 2027.
* * * * *
    (f) Process for adding or deleting services. Except as otherwise 
provided in this paragraph (f), changes to the list of Medicare 
telehealth services are made through the annual physician fee schedule 
rulemaking process. CMS maintains the list of services that are 
Medicare telehealth services under this section, including the current 
HCPCS codes that describe the services on the CMS website.


Sec.  410.105   [Amended]

0
27. Section 410.105 is amended in paragraph (b)(3)(ii) by removing the 
reference ``Sec.  410.100(m)'' and adding in its place the reference 
``Sec.  410.100(1)''.
0
28. Section 410.175 is amended by revising paragraphs (a) and (b) to 
read as follows:


Sec.  410.175  Alien absent from the United States.

    (a) Medicare does not pay Part B benefits for services furnished to 
an eligible noncitizen, as defined in 42 CFR 400.200, if those services 
are furnished in any month for which the individual is not paid monthly 
social security cash benefits (or would not be paid if he or she were 
entitled to those benefits) because he or she has been outside the 
United States continuously for 6 full calendar months.
    (b) Payment of benefits resumes with services furnished during the 
first full calendar month the eligible noncitizen, as defined in 42 CFR 
400.200, is back in the United States.
* * * * *

PART 414--PAYMENT FOR PART B MEDICAL AND OTHER HEALTH SERVICES

0
29. The authority citation for part 414 continues to read as follows:

    Authority: 42 U.S.C. 1302, 1395hh, and 1395rr(b)(l).

0
30. Section 414.502 is amended by revising the definitions of ``Data 
collection period'' and ``Data reporting period'' to read as follows:


Sec.  414.502  Definitions.

* * * * *
    Data collection period is the 6 months from January 1 through June 
30, during which applicable information is collected and that precedes 
the data reporting period.
    Data reporting period for CDLTs that are not ADLTs is the 3-month 
period, May 1 through July 31, and for ADLTs is the 3-month period, 
January 1 through March 31, during which a reporting entity reports 
applicable information to CMS and that follows the preceding data 
collection period.
* * * * *


Sec.  414.504  [Amended]

0
31. Section 414.504 is amended in paragraph (a)(1) by removing the date 
``January 1, 2026'' and adding in its place the date ``May 1, 2026''.
0
32. Section 414.507 is amended by--
0
a. Revising paragraph (d) introductory text and paragraph (d)(9); and
0
b. Adding paragraph (d)(12).
    The revisions and addition read as follows:


Sec.  414.507  Payment for clinical diagnostic laboratory tests.

* * * * *
    (d) Phase-in of payment reductions. For years 2018 through 2029, 
the payment rates established under this section for each CDLT that is 
not a new ADLT or new CDLT, may not be reduced by more than the 
following amounts for--
* * * * *
    (9) 2026--0.0 percent of the payment rate established in 2025.
* * * * *
    (12) 2029--15 percent of the payment rate established in 2028.
* * * * *
0
33. Section 414.523 is amended by revising paragraph (a)(1)(v) to read 
as follows:


Sec.  414.523  Payment for laboratory specimen collection fee and 
travel allowance.

    (a) * * *
    (1) * * *
    (v) For a specimen collected from a Medicare beneficiary in a 
skilled nursing facility or on behalf of a home health agency, the 
specimen collection fee otherwise payable under paragraph (a)(1) of 
this section is increased by $2.00.
0
34. Section 414.610 is amended by--
0
a. Revising paragraph (c)(1)(ii) introductory text; and
0
b. In paragraph (c)(5)(ii) removing the date ``September 30, 2025'' and 
adding in its place the date ``December 31, 2027''.
    The revision reads as follows:


Sec.  414.610  Basis of payment.

* * * * *
    (c) * * *
    (1) * * *
    (ii) For services furnished during the period July 1, 2008 through 
December 31, 2027, ambulance services originating in either of the 
following:
* * * * *
0
35. Section 414.1105 is amended by revising paragraph (c) introductory 
text to read as follows:


Sec.  414.1105  Payment for Comprehensive Outpatient Rehabilitation 
Facility (CORF) services.

* * * * *
    (c) Payment for supplies and durable medical equipment, prosthetic 
and orthotic devices. Supplies and durable medical equipment that are 
CORF services under Sec.  410.100(k), prosthetic device services that 
are CORF services under Sec.  410.100(f), and orthotic devices that are 
CORF services under Sec.  410.100(g) are paid the lesser of 80 percent 
of the following:
* * * * *
0
36. Section 414.1305 is amended by revising the definitions of ``APM 
Incentive Payment'', ``Certified Electronic Health Record Technology 
(CEHRT)'' paragraph (2), ``Collection type'', ``MVP participant'' and 
``Participant List'' to read as follows:


Sec.  414.1305  Definitions.

* * * * *
    APM Incentive Payment means the lump sum incentive payment for a 
year as described in section 414.1450(b)(1) and that is paid for an 
eligible clinician who is a QP for the applicable year.
* * * * *
    Certified Electronic Health Record Technology (CEHRT) * * *
    (2) * * *
    (i) For CY 2019 through CY 2026, at 45 CFR 170.315(a)(12) (family 
health

[[Page 44282]]

history) and 45 CFR 170.315(e)(3) (patient health information capture); 
and
    (ii) * * *
    (A) For CY 2019 through CY 2026, the applicable measure calculation 
certification criterion at 45 CFR 170.315(g)(1) or (2) for all 
certification criteria that support a meaningful use objective with a 
percentage-based measure.
    (B) Clinical quality measure certification criteria that support 
the calculation and reporting of clinical quality measures at 45 CFR 
170.315(c)(2) and (c)(3), and for CY 2019 through CY 2026, optionally 
(c)(4), and can be electronically accepted by CMS.
* * * * *
    Collection type means a set of quality measures with comparable 
specifications and data completeness criteria, as applicable, 
including, but not limited to: Electronic clinical quality measures 
(eCQMs); MIPS clinical quality measures (MIPS CQMs); QCDR measures; 
Medicare Part B claims measures; CMS Web Interface measures (except as 
provided in paragraph (1) of this definition, for the CY 2017 through 
CY 2022 performance periods/2019 through 2024 MIPS payment years); the 
CAHPS for MIPS survey measure; administrative claims measures; Medicare 
Clinical Quality Measures for Accountable Care Organizations 
Participating in the Medicare Shared Savings Program (Medicare CQMs); 
and Medicare Electronic Clinical Quality Measures for Accountable Care 
Organizations Participating in the Medicare Shared Savings Program 
(Medicare eCQMs).
* * * * *
    MVP participant means an individual MIPS eligible clinician, 
multispecialty group, single-specialty group, subgroup, or APM Entity 
that is assessed on an MVP in accordance with Sec.  414.1365 for all 
MIPS performance categories. For the CY 2026 performance period/2028 
MIPS payment year and future years, MVP participant means an individual 
MIPS eligible clinician, single-specialty group, multispecialty group 
that meets the requirements of a small practice, subgroup, or APM 
Entity that is assessed on an MVP in accordance with Sec.  414.1365 for 
all MIPS performance categories. Beginning in the CY 2029 performance 
period/2031 MIPS payment year, MVP participant means an individual MIPS 
eligible clinician, single specialty group, multispecialty group that 
meets the requirements of a small practice, virtual group, subgroup, or 
APM Entity that is assessed on an MVP in accordance with Sec.  414.1365 
for all MIPS performance categories.
* * * * *
    Participation List means the list of participants in an APM Entity 
that is compiled from a CMS-maintained list where practicable.
* * * * *
0
37. Section 414.1330 is amended by revising paragraph (c)(2)(iv) to 
read as follows.


Sec.  414.1330  Quality performance category.

    (c) * * *
    (2) * * *
    (iv) Whether the quality measure is designated as high priority or 
not, through the CY 2026 performance period/2028 MIPS payment year.
* * * * *
0
38. Section 414.1335 is amended by--
0
a. Revising paragraphs (a)(1)(i) introductory text, (a)(1)(ii), and 
(a)(4)(i);
0
b. Adding paragraph (a)(1)(iii);
0
c. Revising paragraph (a)(4)(i); and
0
d. Adding paragraph (a)(5).
    The revisions and additions read as follows:


Sec.  414.1335  Data submission criteria for the quality performance 
category.

    (a) * * *
    (1) * * *
    (i) For the CY 2017 through 2026 performance periods/2019 through 
2028 MIPS payment years, except as provided in paragraph (a)(1)(ii) of 
this section, submits data on at least six measures, including at least 
one outcome measure. If an applicable outcome measure is not available, 
reports one other high priority measure. If fewer than six measures 
apply to the MIPS eligible clinician, group, virtual group, or APM 
Entity, reports on each measure that is applicable. Beginning in the CY 
2027 performance period/2029 MIPS payment year, MIPS eligible 
clinicians, except as provided in paragraphs (a)(1)(ii) and (a)(1)(iii) 
of this section, submits data on at least six measures, including at 
least one MIPS core measure. If there is not an available and 
applicable MIPS core measure, a MIPS eligible clinician must attest to 
not having an available and applicable MIPS core measure and submit 
data on a separate MIPS quality measure. If fewer than six measures 
apply then the MIPS eligible clinician, group, virtual group, or APM 
Entity must report on each measure that is applicable.
* * * * *
    (ii) For the CY 2017 through 2026 performance periods/2019 through 
2028 MIPS payment years, a MIPS eligible clinician, group, virtual 
group, and APM Entity that report on a specialty or subspecialty 
measure set, as designated in the MIPS final list of quality measures 
established by CMS through rulemaking, must submit data on at least six 
measures within that set, including at least one outcome measure. If an 
applicable outcome measure is not available, report one other high 
priority measure. If the set contains fewer than six measures or if 
fewer than six measures within the set apply to the MIPS eligible 
clinician, group, virtual group, or APM Entity, report on each measure 
that is applicable. Beginning in the CY 2027 performance period/2029 
MIPS payment year, except as provided in paragraph (a)(1)(iii) of this 
section, a MIPS eligible clinician that reports on a specialty or 
subspecialty measure set, as designated in the MIPS final list of 
quality measures established by CMS through rulemaking, must submit 
data on at least six measures within that set, including at least one 
MIPS core measure. If there is not an available and applicable MIPS 
core measure, a MIPS eligible clinician must attest to not having an 
available and applicable MIPS core measure and submit data on a 
separate MIPS quality measure within that set. If the set contains 
fewer than six measures or if fewer than six measures within the set 
apply to the MIPS eligible clinician, report on each measure that is 
applicable.
* * * * *
    (iii) Small practices. Beginning with the CY 2027 performance 
period/2029 MIPS payment year, MIPS eligible clinicians in small 
practices are not required to submit at least one MIPS core measure or 
attest to not having an applicable and available MIPS core measure. 
MIPS eligible clinicians in small practices must submit data on at 
least six measures, if applicable.
* * * * *
    (4) For Medicare CQMs. (i) A MIPS eligible clinician, group, and 
APM Entity reportingquality data on beneficiaries eligible for Medicare 
CQMs as defined at Sec.  425.20) within the APP measure set or APP Plus 
measure set (as applicable) and administering the CAHPS for MIPS Survey 
as required under the APP.
    (ii) [Reserved]
    (5) For Medicare eCQMs. (i) A MIPS eligible clinician, group, and 
APM Entity reporting on the Medicare eCQMs (reporting quality data on 
beneficiaries eligible for Medicare eCQMs as defined at Sec.  425.20) 
within the APP Plus measure set and administering the CAHPS for MIPS 
Survey as required under the APP.
    (ii) [Reserved]
* * * * *

[[Page 44283]]

0
39. Section 414.1340 is amended by--
0
a. Revising paragraphs (d) and (e); and
0
b. Adding paragraph (f).
    The revisions and additions read as follows:


Sec.  414.1340  Data completeness criteria for the quality performance 
category.

* * * * *
    (d) APM Entities, specifically Medicare Shared Savings Program 
Accountable Care Organizations meeting reporting requirements under the 
APP, submitting quality measure data on Medicare CQMs must submit data 
on the following:
    (1) At least 75 percent of the applicable beneficiaries eligible 
for the Medicare CQM, as defined at Sec.  425.20, who meet the 
measure's denominator criteria for MIPS payment year 2026 and future 
MIPS payment years.
    (e) APM Entities, specifically Medicare Shared Savings Program 
Accountable Care Organizations meeting reporting requirements under the 
APP, submitting quality measure data on Medicare eCQMs must submit data 
on the following:
    (1) At least 75 percent of the applicable beneficiaries eligible 
for the Medicare eCQM, as defined at Sec.  425.20, who meet the 
measure's denominator criteria for MIPS payment years 2029 and future 
MIPS payment years.
    (2) [Reserved]
    (f) If quality data are submitted selectively such that the 
submitted data are unrepresentative of a MIPS eligible clinician, 
group, virtual group, subgroup, or APM Entity's performance, any such 
data would not be true, accurate, or complete for purposes of Sec.  
414.1390(b) or Sec.  414.1400(a)(5).
0
40. Section 414.1365 is amended by--
0
a. Adding paragraph (a)(2); and
0
b. Revising paragraphs (c)(1) introductory text and (c)(1)(ii).
    The revisions and additions read as follows:


Sec.  414.1365  MIPS Value Pathways.

    (a) * * *
    (2) Beginning in the CY 2029 performance period/2031 MIPS payment 
year, except for MIPS eligible clinicians reporting under the APM 
Performance Pathway in accordance with Sec.  414.1367, all MIPS 
eligible clinicians must report an MVP.
* * * * *
    (c) * * *
    (1) Quality. Through the CY 2026 performance period/2028 MIPS 
payment year, except as provided in paragraph (c)(1)(i) of this 
section, an MVP participant must select and report, if applicable, four 
quality measures, including one outcome measure (or, if an outcome 
measure is not available, one high priority measure), included in the 
MVP, excluding the population health measure required under paragraph 
(c)(4)(ii) of this section. Beginning in the CY 2027 performance 
period/2029 MIPS payment year, except as provided in paragraphs 
(c)(1)(i) and (c)(1)(ii) of this section, an MVP participant must 
select and report, if applicable, four quality measures, including one 
MIPS core measure available in the MVP, excluding the population health 
measure required under paragraph Sec.  414.1365(c)(4)(ii). If there is 
not an available and applicable MIPS core measure, an MVP participant 
must attest to not having an available and applicable MIPS core measure 
and submit a separate MIPS quality measure within the MVP.
* * * * *
    (ii) Small practices. Beginning with the CY 2027 performance 
period/2029 MIPS payment year, an MVP participant that meets the 
requirements of a small practice is not required to submit at least one 
MIPS core measure or attest to not having an available and applicable 
MIPS core measure. Except as provided in paragraph (c)(1)(i) of this 
section, an MVP participant that meets the requirements of a small 
practice must select and report, if applicable, at least four quality 
measures included in the MVP, excluding the population health measure 
required under paragraph (c)(4)(ii) of this section.
* * * * *
0
41. Section 414.1375 is amended is amended by revising paragraphs 
(b)(2)(ii)(A) and (b)(3)(i) introductory text to read as follows:


Sec.  414.1375  Promoting Interoperability (PI) performance category.

* * * * *
    (b) * * *
    (2) * * *
    (ii) * * *
    (A) Through the 2028 MIPS payment year, report that the MIPS 
eligible clinician completed the actions included in the Security Risk 
Analysis measure during the year in which the performance period 
occurs;
* * * * *
    (3) * * *
    (i) Supporting providers with the performance of CEHRT (SPPC).
    From the 2019 MIPS payment year through the 2027 MIPS payment year, 
to engage in activities related to supporting providers with the 
performance of CEHRT, the MIPS eligible clinician--
* * * * *
0
42. Section 414.1380 is amended by--
0
a. Revising paragraphs (b)(1)(ii)(E) and (b)(1)(ii)(F);
0
b. Adding paragraphs (b)(1)(ii)(G) and (H), and (b)(1)(iv)(D);
0
c. Revising paragraphs (b)(3)(i) and (b)(4)(ii)(C)(3);
0
d. Adding paragraph (b)(4)(ii)(C)(4); and
0
e. Revising paragraphs (c)(2)(i)(A)(10) and (c)(2)(i)(C)(12).
    The revisions and additions read as follows:


Sec.  414.1380  Scoring.

* * * * *
    (b) * * *
    (1) * * *
    (ii) * * *
    (E) Beginning with the CY 2025 performance period/2027 MIPS payment 
year, CMS will publish a list of topped out measures determined to be 
impacted by limited measure choice on a yearly basis. Measures included 
on the list are scored from 1 to 10 measure achievement points 
according to defined topped out measure benchmarks calculated from 
performance data in the baseline period in which a performance rate of 
97 percent corresponds to 10 percent of the performance threshold for 
the corresponding performance year.
    (F) Medicare CQMs collection type benchmarks.
    (1) Beginning in the CY 2025 performance period/2027 MIPS payment 
year, measures of the Medicare CQMs collection type use flat benchmarks 
for their first two performance periods in MIPS.
    (2) Beginning with the CY 2026 performance period/2028 MIPS payment 
year, measures of the Medicare CQMs collection type use flat 
benchmarks.
    (G) Medicare eCQMs collection type benchmarks.
    (1) Beginning with the CY 2027 performance period/2029 MIPS payment 
year, measures of the Medicare eCQMs collection type use flat 
benchmarks.
    (2) [Reserved]
    (H) Beginning in the CY 2027 performance period/2029 MIPS payment 
year, MIPS core measures, which are required under Sec.  
414.1335(a)(1)(i) and (ii), for which the benchmark for the applicable 
collection type is identified as topped out for 2 or more consecutive 
years, are scored from 1 to 10 measure achievement points according to 
defined topped out measure benchmarks calculated from performance data 
in the baseline period in which a performance rate of 97 percent 
corresponds to 10 percent of the

[[Page 44284]]

performance threshold for the corresponding performance year.
* * * * *
    (iv) * * *
    (D) Beginning with the CY 2027 performance period/2029 MIPS payment 
year, MIPS core measures, which are required under Sec.  
414.1335(a)(1)(i) and (ii), are not subject to the 7 measure 
achievement point cap specified in paragraph (b)(1)(iv)(B) of this 
section.
* * * * *
    (3) * * *
    (i) For MIPS eligible clinicians participating in APMs, the 
improvement activities performance category score is at least 50 
percent.
* * * * *
    (4) * * *
    (i) * * *
    (C) * * *
    (ii) * * *
    (C) * * *
    (3) Beginning with the CY 2026 performance period/2028 MIPS payment 
year, the total number of bonus points available to be earned when 
reporting one optional measure, more than one optional measure, or all 
optional measures under the Public Health and Clinical Data Exchange 
objective is a total of 5 bonus points.
    (4) For the CY 2027 performance period/2029 MIPS payment year, the 
total number of bonus points available to be earned when reporting the 
Electronic Prior Authorization optional measure is a total of 10 bonus 
points.
* * * * *
    (c) * * *
    (2) * * *
    (i) * * *
    (A) * * *
    (10) Beginning with the 2026 MIPS payment year, for the quality and 
improvement activities performance categories, CMS determines based on 
documentation provided to the agency that data for a MIPS eligible 
clinician are inaccessible or unable to be submitted due to 
circumstances outside of the control of the clinician because the MIPS 
eligible clinician delegated submission of the data to their third 
party intermediary, evidenced by a written agreement between the MIPS 
eligible clinician and third party intermediary, and the third party 
intermediary did not submit the data for the performance category(ies) 
on behalf of the MIPS eligible clinician in accordance with applicable 
deadlines. To determine whether to apply reweighting to the affected 
performance category(ies), CMS will consider: whether the MIPS eligible 
clinician knew or had reason to know of the issue with its third party 
intermediary's submission of the clinician's data for the performance 
category(ies); whether the MIPS eligible clinician took reasonable 
efforts to correct the issue; and whether the issue between the MIPS 
eligible clinician and their third party intermediary caused no data to 
be submitted for the performance category(ies) in accordance with 
applicable deadlines.
    (i) For the 2026 MIPS payment year, requests must be submitted by 
November 1st of the year preceding the relevant MIPS payment year.
    (ii) Beginning with the 2027 MIPS payment year, requests must be 
submitted by December 31st of the year preceding the relevant MIPS 
payment year.
* * * * *
    (C) * * *
    (12) Beginning with the 2026 MIPS payment year, CMS determines 
based on documentation provided to the agency that data for a MIPS 
eligible clinician are inaccessible or unable to be submitted due to 
circumstances outside of the control of the clinician because the MIPS 
eligible clinician delegated submission of the data to their third 
party intermediary, evidenced by a written agreement between the MIPS 
eligible clinician and third party intermediary, and the third party 
intermediary did not submit the data for the performance category on 
behalf of the MIPS eligible clinician in accordance with applicable 
deadlines. To determine whether to apply reweighting to the Promoting 
Interoperability performance category, CMS will consider: whether the 
MIPS eligible clinician knew or had reason to know of the issue with 
its third party intermediary's submission of the clinician's data for 
the performance category; whether the MIPS eligible clinician took 
reasonable efforts to correct the issue; and whether the issue between 
the MIPS eligible clinician and their third party intermediary caused 
no data to be submitted for the performance category in accordance with 
applicable deadlines.
    (i) For the 2026 MIPS payment year, requests must be submitted by 
November 1st of the year preceding the relevant MIPS payment year.
    (ii) Beginning with the 2027 MIPS payment year, requests must be 
submitted by December 31st of the year preceding the relevant MIPS 
payment year.
* * * * *


Sec.  414.1395  [Amended]

0
43. Section 414.1395 is amended by removing and reserving paragraph 
(c)(2).
0
44. Section 414.1400 is amended by--
0
a. Revising paragraphs (b)(3)(iii), (b)(3)(v)(E)(1),
0
b. Redesignating paragraph (b)(3)(vi) and (viii) as (b)(3)(vii)(A) and 
(B), respectively;
0
c. Adding paragraph (b)(3)(vii)(C);
0
d. Reserving paragraphs (b)(3)(vi) and (viii);
0
e. Revising paragraphs (b)(3)(x), (b)(3)(xiv), and (c)(1) introductory 
text;
0
b. Adding paragraphs (c)(2); and
0
c. Revising paragraph (e)(5);
    The revisions and additions read as follows:


Sec.  414.1400  Third party intermediaries.

* * * * *
    (b) * * *
    (3) * * *
    (iii) Beginning with the CY 2021 performance period/2023 MIPS 
payment year, the QCDR or qualified registry must provide performance 
feedback at least 4 times a year and provide specific feedback on how 
they compare to other clinicians who have submitted data on a given 
measure within the QCDR or qualified registry. Feedback must be 
provided at the level at which data is submitted. Exceptions to this 
requirement may occur if the QCDR or qualified registry submits 
notification to CMS within the performance period promptly within the 
month of realization of the impending deficiency and provides 
sufficient rationale as to why they do not believe they would be able 
to meet this requirement (for example, if the QCDR does not receive the 
data from their clinician until the end of the performance period).
* * * * *
    (v) * * *
    (E) * * *
    (1) If the intermediary submits MIPS data to CMS for fewer than 10 
Quality Payment Program participants, the data validation audit sample 
must include all Quality Payment Program participants. If the 
intermediary submits data for 10 or more Quality Payment Program 
participants, it must use a sample size of at least 3 percent of a 
combination of the individual MIPS eligible clinicians, groups, virtual 
groups, subgroups and APM entities for which the QCDR or qualified 
registry will submit data to CMS, except that the sample size may be no 
fewer than a combination of 10 individual clinicians, groups, virtual 
groups, subgroups and APM entities, no more than a combination of 50 
individual clinicians, groups, virtual groups, subgroups and APM 
entities.
    (2) If there are fewer than 5 patient records, the patient record 
audit sample must include all patient records. If there

[[Page 44285]]

are 5 or more patient records, the intermediary must use a sample that 
includes at least 25 percent of the patients of each individual 
clinician, group, virtual group, subgroup or APM entity in the sample, 
except that the sample for each individual clinician, group, virtual 
group, subgroup or APM entity must include a minimum of 5 patients and 
need not include more than 50 patients.
* * * * *
    (vi) [Reserved].
    (vii) Participation plan for third party intermediary not 
submitting data.
    (A) For the CY 2024 performance period/2026 MIPS payment year 
through CY 2026 performance period/2028 MIPS payment year, a QCDR or 
qualified registry that was approved but did not submit any MIPS data 
for either of the 2 years preceding the applicable self-nomination 
period must submit a participation plan for CMS' approval. This 
participation plan must include the QCDR's and/or qualified registry's 
detailed plans about how the QCDR or qualified registry intends to 
encourage clinicians to submit MIPS data to CMS through the QCDR or 
qualified registry.
    (B) Beginning with the CY 2027 performance period/2029 MIPS payment 
year, a QCDR or qualified registry that was approved but did not submit 
any MIPS data for the year preceding the applicable self-nomination 
period must submit a participation plan for CMS' approval. This 
participation plan must include the QCDR's and/or qualified registry's 
detailed plans about how the QCDR or qualified registry intends to 
encourage clinicians to submit MIPS data to CMS through the QCDR or 
qualified registry.
    (viii) [Reserved].
* * * * *
    (x) For the CY 2017 performance period/2019 MIPS payment year 
through CY 2026 performance period/CY 2028 MIPS payment year, a QCDR or 
a qualified registry must be able to submit to CMS data for at least 
six quality measures including at least one outcome measure.
    (A) For the CY 2017 performance period/2019 MIPS payment year 
through CY 2026 performance period/CY 2028 MIPS payment year, if no 
outcome measure is available, a QCDR or qualified registry must be able 
to submit to CMS results for at least one other high priority measure.
    (B) Beginning with CY 2027 performance period/2029 MIPS payment 
year, a QCDR or a qualified registry must be able to submit to CMS data 
for at least six quality measures including at least one MIPS core 
measure.
* * * * *
    (xiv) A QCDR or a qualified registry must attest that the 
information listed on the qualified posting is accurate. Changes to 
information (for example, cost, services included) on the qualified 
posting must be included and finalized during the qualified posting 
review period. Third party intermediaries will not be permitted to make 
changes after the qualified posting is publicly posted on the Quality 
Payment Program Resource Library page.
* * * * *
    (c) * * *
    (1) For the CY 2021 performance period/2023 MIPS payment year 
through the CY 2024 performance period/2026 MIPS payment year, health 
IT vendors must be able to submit data for the MIPS performance 
categories as follows:
* * * * *
    (2) Beginning with the CY 2025 performance period/2027 MIPS payment 
year, health IT vendors cannot submit MIPS data.
* * * * *
    (5) Termination for third party intermediary not submitting data.
    (i) Beginning with the CY 2024 performance period/2026 MIPS payment 
year, a QCDR or qualified registry that submits a participation plan as 
required under paragraph (b)(3)(viii) of this section, but does not 
submit MIPS data for the applicable performance period for which they 
self-nominated under paragraph (b)(3)(viii) of this section, will be 
terminated.
    (ii) Beginning with the CY 2027 performance period/2029 MIPS 
payment year, a QCDR or qualified registry that submits a participation 
plan as required under paragraph (b)(3)(viii) of this section, but does 
not submit MIPS data for the applicable performance period for which 
they self-nominated under paragraph (b)(3)(viii) of this section, will 
be queried by CMS before the end of the calendar year for the given 
MIPS performance period requesting documentation that they have 
contracted with Quality Payment Program participants who will submit 
data for the given MIPS performance period. If documentation cannot be 
provided or the third-party intermediary will not be submitting MIPS 
data or both for the given MIPS performance period, the third-party 
intermediary will be terminated.
0
45. Section Sec.  414.1425 is amended by--
0
a. Revising paragraph (c)(5); and
0
b. Adding paragraphs (c)(8) and (d)(5).
    The revision and additions read as follows:


Sec.  414.1425  Qualifying APM participant determination: In general.

* * * * *
    (c) * * *
    (5) * * *
    (ii) The APM Entity voluntarily or involuntarily terminates from an 
Advanced APM at a date on which the APM Entity would not bear financial 
risk for that QP performance period under the terms of the Advanced 
APM, even if such termination date occurs within such QP Performance 
Period.
* * * * *
    (8) Beginning in the 2027 QP Performance Period, application of QP 
determination is limited strictly to eligible clinicians as defined at 
Sec.  414.1305 and that meet the definition of Qualifying APM 
participant (QP) as defined at Sec.  414.1305 by participating in an 
Advanced APM during the QP performance period.
* * * * *
    (d) * * *
    (5) Beginning in the 2027 QP Performance Period, application of 
Partial QP determination is limited strictly to eligible clinicians as 
defined at Sec.  414.1305 that meet the definition of Partial 
Qualifying APM Participant (Partial QP) as defined at Sec.  414.1305 by 
participating in an Advanced APM during the QP performance period.
* * * * *
0
46. Section Sec.  414.1430 is amended by revising paragraphs (a), 
(b(1)(i), (2)(i), (3)(i), and (4)(i) to read as follows:


Sec.  414.1430  Qualifying APM participant determination: QP and 
partial QP thresholds.

    (a) * * *
    (1) QP payment amount threshold. The QP payment amount thresholds 
are the following values for the indicated payment years: (i) 2019 and 
2020: 25 percent.
    (ii) 2021 through 2026: 50 percent.
    (iii) 2027: 75 percent.
    (iv) 2028: 50 percent.
    (v) 2029 and thereafter: 75 percent.
    (2) Partial QP payment amount threshold. The Partial QP payment 
amount thresholds are the following values for the indicated payment 
years:
    (i) 2019 and 2020: 20 percent.
    (ii) 2021 through 2026: 40 percent.
    (iii) 2027: 50 percent.
    (iv) 2028: 40 percent.
    (v) 2029 and thereafter: 50 percent.
    (3) QP patient count threshold. The QP patient count thresholds are 
the following values for the indicated payment years: (i) 2019 and 
2020: 20 percent.

[[Page 44286]]

    (ii) 2021 through 2026: 35 percent.
    (iii) 2027: 50 percent.
    (iv) 2028: 35 percent.
    (v) 2029 and thereafter: 50 percent.
    (4) Partial QP patient count threshold. The Partial QP patient 
count thresholds are the following values for the indicated payment 
years: (i) 2019 and 2020: 10 percent.
    (ii) 2021 through 2026: 25 percent.
    (iii) 2027: 35 percent.
    (iv) 2028: 25 percent.
    (v) 2029 and thereafter: 35 percent.
    (b) * * *
    (1) * * *
    (i) * * *
    (A) 2021 through 2026: 50 percent
    (B) 2027: 75 percent.
    (C) 2028: 50 percent.
    (D) 2029 and thereafter: 75 percent.
    (2) * * *
    (i) * * *
    (A) 2021 through 2026: 40 percent
    (B) 2027: 50 percent.
    (C) 2028: 40 percent.
    (D) 2029 and thereafter: 75 percent.
* * * * *
    (3) * * *
    (i) * * *
    (A) 2021 through 2026: 35 percent.
    (B) 2027: 50 percent.
    (C) 2028: 35 percent.
    (D) 2029 and thereafter: 50 percent.
* * * * *
    (4) * * *
    (i) * * *
    (A) 2021 through 2026: 25 percent
    (B) 2027: 35 percent.
    (C) 2028: 25 percent.
    (D) 2029 and thereafter: 35 percent.
* * * * *
0
47. Section Sec.  414.1450 is amended by revising paragraphs (a)(1)(i) 
and (b)(1) to read as follows:


Sec.  414.1450  APM Incentive Payment.

    (a) * * *
    (1) * * *
    (i) For payment years in which an APM incentive payment is 
authorized under section 1833(z)(1)(A) of the Act, CMS makes a lump sum 
payment to QPs in the amount described in paragraph (b) of this section 
for the applicable payment year and in the manner described in 
paragraphs (d) and (e) of this section.
    (b) * * *
    (1) The amount of the APM incentive payment is the applicable 
percentage established for the payment year of the estimated aggregate 
payments for covered professional services as defined in section 
1848(k)(3)(A) of the Act furnished during the calendar year immediately 
preceding the payment year. CMS uses the paid amounts on claims for 
covered professional services to calculate the estimated aggregate 
payments on which CMS will calculate the APM Incentive Payment. The 
applicable percentage is the following value for the indicated payment 
years:
    (i) 2019 through 2024: 5 percent.
    (ii) 2025: 3.5 percent.
    (iii) 2026: 1.88 percent.
    (iv) 2028: 3.1 percent.
* * * * *

PART 415--SERVICES FURNISHED BY PHYSICIANS IN PROVIDERS, 
SUPERVISING PHYSICIANS IN TEACHING SETTINGS, AND RESIDENTS IN 
CERTAIN SETTINGS

0
48. The authority citation for part 415 continues to read as follows:

    Authority: 42 U.S.C. 1302 and 1395hh.

0
49. Section 415.172 is amended by revising paragraphs (a) introductory 
text and (b)(2) to read as follows:


Sec.  415.172  Physician fee schedule payment for services of teaching 
physicians.

    (a) General rule. If a resident participates in a service furnished 
in a teaching setting, physician fee schedule payment is made only if a 
teaching physician is present during the key portion of any service or 
procedure for which payment is sought. For all teaching settings, if a 
resident participates in a service furnished in a teaching setting, 
physician fee schedule payment is made if a teaching physician is 
present during the key portion of the service including for Medicare 
telehealth services, through audio/video real-time communications 
technology for any service or procedure for which payment is sought, 
when either the teaching physician or resident is in the same physical 
location as the beneficiary or in instances when the service is a 3-way 
telehealth visit, with the teaching physician, resident, and patient in 
different locations.
* * * * *
    (b) * * *
    (2) For all teaching settings, except for services furnished as set 
forth in Sec. Sec.  415.174 (concerning an exception for services 
furnished in hospital outpatient and certain other ambulatory 
settings), 415.176 (concerning renal dialysis services), and 415.184 
(concerning psychiatric services), the medical records must document 
whether the teaching physician was physically present or present 
through audio/video real-time communications technology at the time the 
service (including a Medicare telehealth service) is furnished. The 
medical records must contain a notation describing the specific 
portion(s) of the service for which the teaching physician was present 
through audio/video real-time communications technology. The presence 
of the teaching physician during procedures and evaluation and 
management services may be demonstrated by the notes in the medical 
records made by the physician or as provided in Sec.  410.20(e) of this 
chapter.
0
50. Section 415.174 is amended by revising paragraph (a) introductory 
text to read as follows:


Sec.  415.174  Exception: Evaluation and management services furnished 
in certain centers.

    (a) In the case of certain evaluation and management codes (as 
specified by CMS in program instructions), MACs may make physician fee 
schedule payment for a service furnished by a resident without the 
presence of a teaching physician. For the exception to apply, all of 
the following conditions must be met:
* * * * *

PART 417--HEALTH MAINTENANCE ORGANIZATIONS, COMPETITIVE MEDICAL 
PLANS, AND HEALTH CARE PREPAYMENT PLANS

0
51. The authority for part 417 continues to read as follows:

    Authority: 42 U.S.C. 1302 and 1395hh, and 300e, 300e-5, and 
300e-9, and 31 U.S.C. 9701.

0
52. Section 417.2 is amended by revising paragraph (b) to read as 
follows:


Sec.  417.2  Basis and scope.

* * * * *
    (b) Subparts G through R of this part set forth the rules for 
Medicare contracts with, and payment to, HMOs and competitive medical 
plans (CMPs) under sections 1876 and 1899C of the Act and 8 U.S.C. 
1611.
* * * * *
0
53. Section 417.422 is amended by revising paragraph (h) to read as 
follows:


Sec.  417.422  Eligibility to enroll in an HMO or CMP.

* * * * *
    (h) Effective July 4, 2025, is a United States citizen or national, 
or an eligible noncitizen as defined in 42 CFR 400.200.
0
54. Section 417.460 is amended by revising paragraphs (b)(2)(iv) and 
(j) to read as follows:


Sec.  417.460  Disenrollment of beneficiaries by an HMO or CMP.

* * * * *
    (b) * * *
    (2) * * *

[[Page 44287]]

    (iv) No longer meets the requirements of Sec.  417.422(h); or
* * * * *
    (j) Enrollee is not a United States citizen or national, or an 
eligible noncitizen. Disenrollment is effective the first day of the 
month following notice by CMS that the individual is ineligible in 
accordance with Sec.  417.422(h).

PART 422--MEDICARE ADVANTAGE PROGRAM

0
55. The authority for part 422 continues to read as follows:

    Authority: 42 U.S.C. 1302, 1306, 1395w-21 through 1395w-28, and 
1395hh.

0
56. Section 422.1 is amended by adding paragraph (a)(1)(xii) and 
removing and reserving paragraph (a)(2) to read as follows:


Sec.  422.1  Basis and scope.

    (a) * * *
    (1) * * *
    (xii) 1899C-Limiting Medicare coverage of certain individuals.
    (2) [Reserved]
* * * * *
0
57. Section 422.50 is amended by revising paragraph (a)(7) to read as 
follows:


Sec.  422.50  Eligibility to elect an MA plan.

* * * * *
    (a) * * *
    (7) Effective July 4, 2025, is a United States citizen or national, 
or an eligible noncitizen as defined in 42 CFR 400.200.
* * * * *
0
58. Section 422.62 is amended by revising paragraph (b)(16) to read as 
follows:


Sec.  422.62  Election of coverage under an MA plan.

* * * * *
    (b) * * *
    (16) The individual becomes an eligible noncitizen.
    (i) The SEP begins when the individual provides the Social Security 
Administration with sufficient information to demonstrate that the 
requirements of Sec.  406.20(b)(2) and Sec.  407.10(a)(2)(ii) have been 
met and is entitled to Medicare Part A and enrolled in Medicare Part B. 
The SEP continues for the first 2 months after the date that the 
individual is entitled to Medicare Part A and enrolled in Medicare Part 
B.
* * * * *
0
59. Section 422.74 is amended by revising paragraphs (b)(2)(v) and 
(d)(9) to read as follows:


Sec.  422.74  Disenrollment by the MA organization.

* * * * *
    (b) * * *
    (2) * * *
    (v) The individual no longer meets the requirements of Sec.  
422.50(a)(7).
* * * * *
    (d) * * *
    (9) Enrollee loses U.S. citizenship, U.S. nationality, or eligible 
noncitizen status. Disenrollment is effective the first day of the 
month following notice by CMS that the individual is ineligible in 
accordance with Sec.  422.50(a)(7) of this chapter.
* * * * *

PART 423--VOLUNTARY MEDICARE PRESCRIPTION DRUG BENEFIT

0
60. The authority for part 423 continues to read as follows:

    Authority:  42 U.S.C. 1302, 1306, 1395w-101 through 1395w-152, 
and 1395hh.

0
61. Section 423.1 is amended by adding a section in numerical order in 
paragraph (a)(1) and removing and reserving paragraph (a)(3) to read as 
follows:


Sec.  423.1   Basis and scope.

    (a) * * *
    (1) * * *
    1899C. Limiting Medicare coverage of certain individuals.
* * * * *
    (3) [Reserved]
* * * * *
0
62. Section 423.30 is amended by revising paragraph (a)(1)(iii) to read 
as follows:


Sec.  423.30  Eligibility and enrollment.

    (a) * * *
    (1) * * *
    (iii) Effective July 4, 2025, is a United States citizen or 
national, or an eligible noncitizen as defined in 42 CFR 400.200.
* * * * *
0
63. Section 423.38 is amended by revising paragraphs (c)(21)(i) and 
(ii) to read as follows:


Sec.  423.38   Enrollment periods.

* * * * *
    (c) * * *
    (21) * * *
    (i) The individual becomes an eligible noncitizen.
    (ii) The SEP begins when the individual provides the Social 
Security Administration with sufficient information to demonstrate that 
the requirements of Sec.  406.20(b)(2) or Sec.  407.10(a)(2)(ii) have 
been met and is entitled to, or enrolled for, either Medicare Part A or 
Part B. The SEP continues for the first 2 months after the Part A or 
Part B entitlement date, whichever is earlier.
* * * * *
0
64. Section 423.44 is amended by revising paragraphs (b)(2)(vi) and 
(d)(8) heading to read as follows:


Sec.  423.44   Involuntary disenrollment from Part D coverage.

* * * * *
    (b) * * *
    (2) * * *
    (vi) The individual no longer meets the requirements of Sec.  
423.30(a)(1)(iii).
* * * * *
    (d) * * *
    (8) Individual loses U.S. citizenship, U.S. nationality, or 
eligible noncitizen status. * * *
* * * * *

PART 424--CONDITIONS FOR MEDICARE PAYMENT

0
65. The authority for part 424 continues to read as follows:

    Authority: 42 U.S.C. 1302 and 1395hh.

0
66. Section 424.516 is amended by adding paragraph (f)(4) to read as 
follows:


Sec.  424.516  Additional provider and supplier requirements for 
enrolling and maintaining active enrollment status in the Medicare 
program.

* * * * *
    (f) * * *
    (4) A provider or supplier that is a covered entity as defined at 
42 CFR 10.3 is required to--
    (i) Submit to CMS the documentation set forth at Sec.  
428.203(c)(1) and (2) relating to covered Part D drugs written or 
ordered by such provider or supplier.
    (ii) Comply with the submission requirements set forth at Sec.  
428.203(c)(3) and (4).
* * * * *

PART 425--MEDICARE SHARED SAVINGS PROGRAM

0
67. The authority citation for part 425 continues to read as follows:

    Authority: 42 U.S.C. 1302, 1306, 1395hh, and 1395jjj.

0
68. Section 425.20 is amended by--
0
a. Revising and republishing the definition of ``Beneficiary eligible 
for Medicare CQMs'';
0
b. Adding the definition of ``Beneficiary eligible for Medicare eCQMs'' 
in alphabetical order;
0
c. Revising paragraph (2) in the definition of ``Experienced with 
performance-based risk Medicare ACO initiatives'';

[[Page 44288]]

0
d. Revising paragraph (2) in the definition of ``Inexperienced with 
performance-based risk Medicare ACO initiatives''; and
0
e. Adding the definition of ``Rural county status'' in alphabetical 
order.
    The revisions, republication, and additions read as follows:


Sec.  425.20  Definitions.

* * * * *
    Beneficiary eligible for Medicare CQMs means a beneficiary 
identified for purposes of reporting Medicare CQMs for ACOs 
participating in the Medicare Shared Savings Program (Medicare CQMs), 
who meets the following requirements (as applicable):
    (1) For performance years 2024 through 2026, the beneficiary is 
either of the following:
    (i) A Medicare fee-for-service beneficiary (as defined at Sec.  
425.20) who--
    (A) Meets the criteria for a beneficiary to be assigned to an ACO 
described at Sec.  425.401(a); and
    (B)(1) For performance year 2024, had at least one claim with a 
date of service during the measurement period from an ACO professional 
who is a primary care physician or who has one of the specialty 
designations included in Sec.  425.402(c), or who is a physician 
assistant, nurse practitioner, or clinical nurse specialist.
    (2) For performance years 2025 and 2026, had at least one primary 
care service with a date of service during the applicable performance 
year from an ACO professional who is a primary care physician or who 
has one of the specialty designations included in Sec.  425.402(c), or 
who is a physician assistant, nurse practitioner, or clinical nurse 
specialist.
    (ii) A Medicare fee-for-service beneficiary who is assigned to an 
ACO in accordance with Sec.  425.402(e) because the beneficiary 
designated an ACO professional participating in an ACO as responsible 
for coordinating their overall care.
    (2) For performance years 2027 and subsequent performance years, a 
beneficiary that is assigned to the ACO under subpart E of this part.
    Beneficiary eligible for Medicare eCQMs means a beneficiary 
identified for purposes of reporting Medicare eCQMs for ACOs 
participating in the Medicare Shared Savings Program (Medicare eCQMs), 
who is a beneficiary that is assigned to the ACO under subpart E of 
this part.
* * * * *
    Experienced with performance-based risk Medicare ACO initiatives * 
* *
    (2) Forty percent or more of the ACO's ACO participants 
participated in a performance-based risk Medicare ACO initiative, or in 
an ACO that deferred its entry into a second Shared Savings Program 
agreement period under a two-sided model under Sec.  425.200(e), in any 
of the 5 most recent performance years. An ACO participant is 
considered to have participated in a performance-based risk Medicare 
ACO initiative if the ACO participant TIN was or will be included in 
financial reconciliation for one or more performance years under such 
initiative during any of the 5 most recent performance years, unless 
the ACO participant TIN did not have a written agreement to participate 
in the performance-based risk Medicare ACO initiative.
* * * * *
    Inexperienced with performance-based risk Medicare ACO initiatives 
* * *
    (2) Less than 40 percent of the ACO's ACO participants participated 
in a performance-based risk Medicare ACO initiative, or in an ACO that 
deferred its entry into a second Shared Savings Program agreement 
period under a two-sided model under Sec.  425.200(e), in each of the 5 
most recent performance years. An ACO participant is considered to have 
participated in a performance-based risk Medicare ACO initiative if the 
ACO participant TIN was or will be included in financial reconciliation 
for one or more performance years under such initiative during any of 
the 5 most recent performance years, unless the ACO participant TIN did 
not have a written agreement to participate in the performance-based 
risk Medicare ACO initiative.
* * * * *
    Rural county status means a county that has a status of 
Micropolitan (population of 10,000 to 50,000 individuals) or Noncore 
(population less than 10,000 individuals) per the Federal Office of 
Rural Health Policy (FORHP) county designation using the most recently 
available version of the United States Census Bureau Delineation File.
* * * * *
0
69. Section 425.304 is amended by--
0
a. In paragraph (a)(2), removing the phrase ``paragraph (b) or (c) of 
this section'' and adding in its place the phrase ``paragraph (b), (c), 
or (e) of this section''; and
0
b. Adding paragraph (e).The addition reads as follows:


Sec.  425.304  Beneficiary incentives.

* * * * *
    (e) Part B Cost Sharing Support.
    (1) General. ACOs, subject to certain conditions and safeguards, 
may enter into Part B cost sharing support arrangements with ACO 
participants, pursuant to which the ACO participants reduce or 
eliminate cost sharing for those categories of eligible Part B items 
and services and eligible beneficiaries identified by the ACO. This 
cost sharing support could include both or either of Medicare FFS 
deductible and coinsurance amounts.
    (2) Application of the CMS-sponsored model safe harbor. CMS has 
determined that the Federal anti-kickback statute safe harbor for CMS-
sponsored model arrangements and CMS-sponsored model patient incentives 
(Sec.  1001.952(ii)(1) and (2) of this title) is available to protect 
remuneration exchanged under Part B cost sharing support arrangements 
between ACOs and ACO participants, and patient incentives in the form 
of Part B cost sharing support furnished to eligible beneficiaries 
under the Shared Savings Program that meet all of the requirements of 
this section and the anti-kickback statute safe harbor requirements set 
forth at Sec.  1001.952(ii) of this title.
    (3) Application procedures.
    (i) General. An ACO must submit a Part B cost sharing support 
implementation plan in the form and manner and by a deadline specified 
by CMS. The implementation plan must include the following:
    (A) The categories of eligible beneficiaries for which the ACO 
plans to make Part B cost sharing support available.
    (B) The categories of eligible Part B items and services for which 
the ACO plans to make Part B cost sharing support available.
    (C) A description of how the ACO's planned Part B cost sharing 
support strategy meets at least one of the clinical goals in paragraph 
(e)(4)(iii) of this section.
    (D) The procedures that the ACO will implement to ensure that ACO 
participants that have entered into a Part B cost sharing support 
arrangement with the ACO have access to the most current list of 
beneficiaries eligible to receive Part B cost sharing support.
    (E) A requirement for the ACO to submit to CMS a complete and 
accurate list of ACO participants that have entered into a Part B cost 
sharing support arrangement with the ACO according to paragraph 
(e)(5)(i) of this section.
    (F) An attestation that, in any marketing or communications 
regarding the availability of Part B cost-sharing support, the ACO and 
its ACO participants will not represent such support as a substitute 
for supplemental

[[Page 44289]]

insurance coverage or encourage beneficiaries to reduce or terminate 
such coverage.
    (G) Such other information as may be specified by CMS.
    (ii) CMS review. CMS evaluates an ACO's implementation plan and 
approves or denies the application. An ACO may only offer Part B cost 
sharing support to beneficiaries if CMS approves its application. CMS 
may reject the ACO's application on the basis of one or more of the 
following:
    (A) The ACO's and the ACO participant's history of noncompliance in 
the Shared Savings Program.
    (B) The ACO's history of noncompliance in CMMI ACO models.
    (C) Whether the implementation plan complies with the requirements 
of Sec.  425.304.
    (D) Such other factors as CMS deems reasonable to protect the 
integrity of the Shared Savings Program, including concerns that the 
use of Part B cost sharing support may contribute to fraud, waste or 
abuse.
    (iii) Changes to the implementation plan. If an ACO wants to make a 
change to its implementation plan, the ACO must submit a description of 
the change to CMS in a form and manner and by a deadline or deadlines 
specified by CMS. CMS evaluates the proposed change and either approves 
or rejects it.
    (4) Part B cost sharing support requirements.
    (i) Beneficiary eligibility. Beneficiaries are eligible to receive 
Part B cost sharing support if they meet the following criteria:
    (A) The beneficiary is assigned to the applying ACO (as described 
at Sec.  425.400(a)(1)(i)) if the ACO has selected prospective 
assignment or the beneficiary is an assignable beneficiary (as defined 
at Sec.  425.20), if the applying ACO has selected preliminary 
prospective assignment with retrospective reconciliation.
    (B) The beneficiary does not have secondary insurance that covers 
the associated Part B cost sharing obligation.
    (C) The beneficiary's overall health is expected to be improved or 
maintained by receiving the associated Part B item or service.
    (ii) Eligible Part B items and services. ACOs may reduce or 
eliminate beneficiary cost sharing for all Medicare FFS Part B items 
and services except durable medical equipment, prosthetics, orthotics, 
supplies, and prescription drugs.
    (iii) Clinical goals. Cost sharing support must advance one or more 
of the following clinical goals:
    (A) Adherence to a treatment regime.
    (B) Adherence to a drug regime.
    (C) Adherence to a follow-up care plan.
    (D) Management of a chronic disease or condition.
    (5) Part B cost sharing support arrangements.
    (i) ACO participant agreements. The ACO must have a written 
agreement with each ACO participant that has agreed to reduce or 
eliminate Part B cost sharing for eligible ACO beneficiaries under a 
Part B cost sharing support arrangement with the ACO. The terms of the 
Part B cost sharing support agreement must include all of the 
following:
    (A) The categories of eligible beneficiaries and eligible Part B 
items and services for which the ACO participant may reduce or 
eliminate Part B cost sharing.
    (B) A requirement that the ACO participant reduce or eliminate cost 
sharing in accordance with the ACO's approved implementation plan.
    (C) The amount and frequency with which the ACO will reimburse the 
ACO participant for the cost sharing amounts not collected.
    (D) A requirement for ACO participants to maintain copies of 
records that identify each beneficiary who received a reduction or 
elimination of Part B cost sharing, the type and date of item or 
service for which cost sharing support was provided, and the dollar 
amount of the cost sharing support.
    (E) The ability for the ACO or ACO participant to terminate the 
Part B cost sharing support agreement if the ACO or ACO participant 
fails to comply with the requirements of this section.
    (F) A requirement that the ACO or ACO participants will not market 
to beneficiaries the availability of the Part B cost sharing support as 
a substitute for their supplemental insurance coverage.
    (ii) Other rules governing participation.
    (A) An ACO participant must not be required by an ACO to 
participate in a Part B cost sharing support arrangement.
    (B) An ACO may participate in Part B cost sharing support in 
accordance with an approved implementation plan even if not all of its 
ACO participants agree to participate.
    (iii) Source of funding. The ACO must finance all payments made to 
ACO participants in accordance with the Part B cost sharing support 
agreement from its own funds.
    (6) Record retention.
    (i) The ACO must maintain copies of the written Part B cost sharing 
support agreement with ACO participants, as well as the following 
records:
    (A) Records that identify each beneficiary who received a reduction 
or elimination of Part B cost sharing.
    (B) Records that document the type and date of the Part B item or 
service for which Part B cost sharing was reduced or eliminated.
    (C) Records that document the dollar amount of Part B cost sharing 
that was reduced or eliminated.
    (D) Records that document the ACO participant that furnished the 
item or service for which Part B cost sharing was reduced or 
eliminated.
    (ii) The ACO must provide the records specified in paragraph 
(e)(6)(i) of this section to CMS upon request.
    (7) Addressing compliance problems. At any time, CMS may suspend or 
prohibit the ACO or any ACO participant from participating in a Part B 
cost sharing support arrangement if CMS determines that the ACO or its 
ACO participants have failed to comply with any of the requirements of 
this part. This suspension or prohibition will be effective, in CMS' 
discretion, regardless of whether the ACO has corrected or otherwise 
resolved the noncompliance.
0
70. Section 425.308 is amended by--
0
a. In paragraph (b)(9) introductory text, removing the phrase ``For 
performance year 2025 and subsequent performance years,'' and adding in 
its place the phrase ``For performance years 2025 and 2026,''; and
0
b. Adding paragraph (b)(11).The addition reads as follows:


Sec.  425.308   Public reporting and transparency.

* * * * *
    (b) * * *
    (11) For performance year 2027 and subsequent performance years, 
the CEHRT use activity selected by the ACO for the purpose of meeting 
the ACO CEHRT use requirement at Sec.  425.507(c).
* * * * *
0
71. Section 425.312 is amended by--
0
a. Revising the last sentence in paragraph (a)(2)(iii);
0
b. Adding a new sentence at the end of paragraph (a)(2)(iv); and
0
c. Removing paragraph (a)(2)(v).The revision and addition read as 
follows:


Sec.  425.312  Beneficiary notifications.

    (a) * * *
    (2) * * *
    (iii) * * * The standardized written notice must be furnished to 
all of these beneficiaries by May 30, unless CMS specifies a later date 
during the performance year.
    (iv) * * * The standardized written notice must be furnished to all 
of these beneficiaries by May 30, unless CMS

[[Page 44290]]

specifies a later date during the performance year.
* * * * *
0
72. Section 425.400 is amended by revising paragraph (c)(1)(x) 
introductory text and adding paragraph (c)(1)(xi) to read as follows:


Sec.  425.400   General.

* * * * *
    (c) * * *
    (1) * * *
    (x) For the performance year starting on January 1, 2026, as 
follows:
* * * * *
    (xi) For the performance year starting on January 1, 2027, and 
subsequent performance years as follows:
    (A) CPT codes:
    (1) 96160 and 96161 (codes for administration of health risk 
assessment).
    (2) 96202 and 96203 (codes for caregiver behavior management 
training).
    (3) 97550, 97551, and 97552 (codes for caregiver training 
services).
    (4) 98016 (code for virtual check-in).
    (5) 99201 through 99215 (codes for office or other outpatient visit 
for the evaluation and management of a patient).
    (6) 99304 through 99318 (codes for professional services furnished 
in a nursing facility; professional services or services reported on an 
FQHC or RHC claim identified by these codes are excluded when furnished 
in a skilled nursing facility (SNF)).
    (7) 99319 through 99340 (codes for patient domiciliary, rest home, 
or custodial care visit).
    (8) 99341 through 99350 (codes for evaluation and management 
services furnished in a patient's home).
    (9) 99354 and 99355 (add-on codes, for prolonged evaluation and 
management or psychotherapy services beyond the typical service time of 
the primary procedure; when the base code is also a primary care 
service code under this paragraph (c)(1)(xi)).
    (10) 99406 and 99407 (codes for smoking and tobacco-use cessation 
counseling services).
    (11) 99421, 99422, and 99423 (codes for online digital evaluation 
and management).
    (12) 99424, 99425, 99426, and 99427 (codes for principal care 
management services).
    (13) 99437, 99487, 99489, 99490 and 99491 (codes for chronic care 
management).
    (14) 99439 (code for non-complex chronic care management).
    (15) 99452 (code for interprofessional consultation service).
    (16) 99483 (code for assessment of and care planning for patients 
with cognitive impairment).
    (17) 99484, 99492, 99493 and 99494 (codes for behavioral health 
integration services).
    (18) 99495 and 99496 (codes for transitional care management 
services).
    (19) 99497 and 99498 (codes for advance care planning; services 
identified by these codes furnished in an inpatient setting are 
excluded).
    (B) HCPCS codes:
    (1) G0019 and G0022 (codes for community health integration 
services).
    (2) G0023 and G0024 (codes for principal illness navigation 
services).
    (3) G0101 (code for cervical or vaginal cancer screening).
    (4) G0136 (code for physical activity and nutritional assessment 
services).
    (5) G0317, G0318, and G2212 (codes for prolonged office or other 
outpatient visit for the evaluation and management of a patient).
    (6) G0402 (code for the Welcome to Medicare visit).
    (7) G0438 and G0439 (codes for the annual wellness visits).
    (8) G0442 (code for alcohol misuse screening service).
    (9) G0443 (code for alcohol misuse counseling service).
    (10) G0444 (code for annual depression screening service).
    (11) G0463 (code for services furnished in electing teaching 
amendment (ETA) hospitals).
    (12) G0506 (code for chronic care management).
    (13) G0537 and G0538 (codes for cardiovascular risk assessment and 
risk management services).
    (14) G0539 and G0540 (codes for individual behavior management/
modification caregiver training services).
    (15) G0541, G0542, and G0543 (codes for direct care caregiver 
training services).
    (16) G0544 (code for post-discharge telephonic follow-up contacts 
intervention).
    (17) G0556, G0557, and G0558 (codes for advanced primary care 
management services).
    (18) G0560 (code for safety planning interventions).
    (19) G0568 and G0569 (codes for behavioral health integration add-
on when furnished with advanced primary care management services).
    (20) G0570 (code for psychiatric collaborative care model add-on 
when furnished with advanced primary care management services).
    (21) G2010 (code for the remote evaluation of patient video/
images).
    (22) G2011, G0396, G0397 (codes for screening, brief intervention, 
and referral to treatment).
    (23) G2012 and G2252 (codes for virtual check-in).
    (24) G2058 (code for non-complex chronic care management).
    (25) G2064 and G2065 (codes for principal care management 
services).
    (26) G2086, G2087, and G2088 (codes for office-based opioid use 
disorder services).
    (27) G2211 (code for visit complexity inherent to evaluation and 
management services add-on).
    (28) G2214 (code for psychiatric collaborative care model).
    (29) G3002 and G3003 (codes for chronic pain management).
    (30) GACP1 and GACP2 (codes for advance care planning).
    (31) GADV1 (code for assessment and treatment of vaccine adverse 
effects).
    (C) Primary care service codes include any CPT code identified by 
CMS that directly replaces a CPT code specified in paragraph 
(c)(1)(xi)(A) of this section or a HCPCS code specified in paragraph 
(c)(1)(xi)(B) of this section, when the assignment window or expanded 
window for assignment (as defined in Sec.  425.20) for a benchmark or 
performance year includes any day on or after the effective date of the 
replacement code for payment purposes under FFS Medicare.
* * * * *
0
73. Section 425.401 is revised and republished to read as follows:


Sec.  425.401  Criteria for a beneficiary to be assigned to an ACO.

    (a) Assignment eligibility criteria. A beneficiary may be assigned 
to an ACO under the assignment methodology in Sec. Sec.  425.402 and 
425.404, for a performance or benchmark year, if the beneficiary meets 
all of the following criteria during the assignment window:
    (1) For performance years starting prior to January 1, 2028 (as 
applicable):
    (i)(A) Has at least 1 month of Part A and Part B enrollment; and
    (B) Does not have any months of Part A only or Part B only 
enrollment.
    (ii) Does not have any months of Medicare group (private) health 
plan enrollment.
    (iii) Is not assigned to any other Medicare shared savings 
initiative.
    (iv) Lives in the United States or U.S. territories and 
possessions, based on the most recent available data in our beneficiary 
records regarding the beneficiary's residence at the end of the 
assignment window.
    (2) For the performance year starting on January 1, 2028, and 
subsequent performance years:

[[Page 44291]]

    (i) Has at least 1 month of Part A and Part B enrollment and does 
not have Medicare group (private) health plan enrollment during that 
same month during the assignment window.
    (ii) Is not assigned to any other Medicare shared savings 
initiative.
    (iii) Lives in the United States or U.S. territories and 
possessions, based on the most recent available data in our beneficiary 
records regarding the beneficiary's residence at the end of the 
assignment window.
    (b) Prospective assignment exclusion criteria. A beneficiary is 
excluded from the prospective assignment list of an ACO that is 
participating under prospective assignment under Sec.  425.400(a)(3) at 
the end of a performance or benchmark year and quarterly during each 
performance year consistent with Sec.  425.400(a)(3)(ii), or at the end 
of CY 2019 as specified in Sec.  425.609(b)(1)(ii) and (c)(1)(ii) if 
the beneficiary meets any of the following criteria during the 
performance or benchmark year:
    (1) For performance years starting prior to January 1, 2028 (as 
applicable):
    (i)(A) Does not have at least 1 month of Part A and Part B 
enrollment; and
    (B) Has any months of Part A only or Part B only enrollment.
    (ii) Has any months of Medicare group (private) health plan 
enrollment.
    (iii) Did not live in the United States or U.S. territories and 
possessions, based on the most recent available data in our beneficiary 
records regarding the beneficiary's residency at the end of the year.
    (2) For the performance year starting on January 1, 2028, and 
subsequent performance years:
    (i) Does not have at least 1 month of Part A and Part B enrollment 
without Medicare group (private) health plan enrollment during that 
same month during the assignment window.
    (ii) Did not live in the United States or U.S. territories and 
possessions, based on the most recent available data in our beneficiary 
records regarding the beneficiary's residency at the end of the year.
0
74. Section 425.402 is amended by revising and republishing paragraphs 
(b)(3), (b)(4) and (b)(5)(iv) to read as follows:


Sec.  425.402  Basic assignment methodology.

* * * * *
    (b) * * *
    (3)(i) Under the first step, a beneficiary identified in paragraph 
(b)(1) of this section is assigned to an ACO if the allowed charges for 
primary care services furnished to the beneficiary by primary care 
physicians who are ACO professionals and non-physician ACO 
professionals in the ACO are greater than the allowed charges for 
primary care services furnished by primary care physicians, nurse 
practitioners, physician assistants, and clinical nurse specialists who 
are--
    (A) ACO professionals in any other ACO; or
    (B) Not affiliated with any ACO and identified by a Medicare-
enrolled billing TIN.
    (ii) For performance year 2028 and subsequent performance years, if 
an ACO professional for which CMS identifies a primary care service 
under paragraph (b)(2) of this section also bills primary care services 
under a Medicare-enrolled billing TIN unaffiliated with any ACO, then 
CMS excludes from consideration in assignment under paragraph (b)(3)(i) 
of this section the allowed charges for primary care services billed by 
the ACO professional under the non-ACO TIN during the applicable 
assignment window.
    (4)(i) The second step considers the remainder of the beneficiaries 
identified in paragraph (b)(1) of this section who have not had a 
primary care service rendered by any primary care physician, nurse 
practitioner, physician assistant, or clinical nurse specialist, either 
inside the ACO or outside the ACO. The beneficiary will be assigned to 
an ACO if the allowed charges for primary care services furnished to 
the beneficiary by physicians who are ACO professionals with specialty 
designations as specified in paragraph (c) of this section are greater 
than the allowed charges for primary care services furnished by 
physicians with specialty designations as specified in paragraph (c) of 
this section--
    (A) Who are ACO professionals in any other ACO; or
    (B) Who are unaffiliated with an ACO and are identified by a 
Medicare-enrolled billing TIN.
    (ii) For performance year 2028 and subsequent performance years, if 
an ACO professional for which CMS identifies a primary care service 
under paragraph (b)(2) of this section also bills primary care services 
under a Medicare-enrolled billing TIN unaffiliated with any ACO, then 
CMS excludes from consideration in assignment under paragraph (b)(4)(i) 
of this section the allowed charges for primary care services billed by 
the ACO professional under the non-ACO TIN during the applicable 
assignment window.
    (5) * * *
    (iv)(A) A beneficiary identified in paragraph (b)(5)(ii) of this 
section is assigned to the ACO if the allowed charges for primary care 
services furnished to the beneficiary by ACO professionals in the ACO 
who are primary care physicians, physicians with specialty designations 
included in paragraph (c) of this section, or non-physician ACO 
professionals during the applicable expanded window for assignment are 
greater than the allowed charges for primary care services furnished by 
primary care physicians, physicians with specialty designations as 
specified in paragraph (c) of this section, nurse practitioners, 
physician assistants, and clinical nurse specialists who are--
    (1) ACO professionals in any other ACO; or
    (2) Not affiliated with any ACO and identified by a Medicare-
enrolled billing TIN.
    (B) For performance year 2028 and subsequent performance years, if 
an ACO professional for which CMS identifies a primary care service 
under paragraph (b)(5)(iii) of this section also bills primary care 
services under a Medicare-enrolled billing TIN unaffiliated with any 
ACO, then CMS excludes from consideration in assignment under paragraph 
(b)(5)(iv)(A) of this section the allowed charges for primary care 
services billed by the ACO professional under the non-ACO TIN during 
the applicable expanded window for assignment.
* * * * *
0
75. Section 425.507 is amended by--
0
a. In paragraph (a) introductory text, removing the phrase ``For 
performance years beginning on or after January 1, 2025,'' and adding 
in its place the phrase ``For performance years 2025 and 2026,'';
0
b. In paragraph (b) introductory text, by adding the words ``For 
performance years 2025 and 2026,'' to the beginning of the first 
sentence; and
0
c. Adding paragraph (c).The addition reads as follows:


Sec.  425.507  Incorporating Promoting Interoperability requirements 
related to the Quality Payment Program for performance years beginning 
on or after January 1, 2025.

* * * * *
    (c) For performance years beginning on or after January 1, 2027, an 
ACO must demonstrate the use of CEHRT (as defined in paragraph (3) of 
the CEHRT definition at Sec.  414.1305 of this chapter) in one of the 
following manners:
    (1) The ACO uses CEHRT (as defined in paragraph (3) of the CEHRT 
definition at Sec.  414.1305 of this chapter) that also supports the 
calculation and reporting of clinical quality measures by being 
certified to the ONC health IT certification criteria at 45 CFR 
170.315(c)(2) and (c)(3), to completely

[[Page 44292]]

report at least one of the measures in the APP Plus quality measure set 
using the eCQMs or Medicare eCQMs collection types and meets the data 
completeness requirement at Sec.  414.1340 of this chapter for the 
applicable performance year.
    (2) The ACO completely reports at least one measure in the APP Plus 
quality measure set and meets the data completeness requirement at 
Sec.  414.1340 of this chapter for the applicable performance year 
using EHR technology that meets paragraph (3) of the CEHRT definition 
at Sec.  414.1305 of this chapter and attests that it used data 
collected from an HL7[supreg] Fast Healthcare Interoperable Resources 
(FHIR[supreg])-based API to support quality measurement using a Health 
IT Module (as defined in 45 CFR 170.102) that has been certified to an 
unexpired criterion or criteria in 45 CFR 170.315 supporting 
standardized API access.
    (3) The ACO attests to at least one of the Shared Savings Program 
CEHRT use metrics from the list of metrics established for the 
applicable performance year.
0
76. Section 425.508 is amended by adding paragraphs (c)(1) through (4) 
to read as follows:


Sec.  425.508  Incorporating quality reporting requirements related to 
the Quality Payment Program.

* * * * *
    (c) * * *
    (1) For performance years beginning on or after January 1, 2026. 
ACOs may exclude one or more TINs of ACO participants from an ACO's 
submission of eCQM/MIPS CQM/Medicare CQM/Medicare eCQM data (as 
applicable) for each measure as required in this paragraph (c). 
Applicable exclusions may include:
    (i) Unforeseen circumstance(s) that are outside of the control of 
the ACO, such as the unexpected closure of a group or individual's 
practice that bills under the ACO participant TIN.
    (ii) An ACO participant TIN has a CEHRT that is intended for 
specialty use and does not support the measure(s) included in the APP 
Plus quality measure set.
    (iii) Other circumstances as determined by CMS.
    (2) ACOs may not exclude an ACO participant TIN from the ACO's 
quality data submission for each measure based on the following:
    (i) The demographics of the beneficiaries who had an encounter 
during the performance year with an ACO participant TIN.
    (ii) The health status of the beneficiaries who had an encounter 
during the performance year with an ACO participant TIN.
    (iii) The estimated impact of the ACO participant TIN on the ACO's 
quality performance.
    (3) The ACO's submission of eCQM/MIPS CQM/Medicare CQM/Medicare 
eCQM data (as applicable) for each measure must include ACO participant 
TINs that represent at least 95 percent of the beneficiaries assigned 
to the ACO under subpart E of this part prior to the application of the 
measure specifications.
    (4) CMS retains the right to audit and validate eCQM/MIPS CQM/
Medicare CQM/Medicare eCQM data reported by an ACO and may request 
documentation from the ACO related to the exclusion of ACO participant 
TINs under paragraph (c)(1) of this section. Failure to report quality 
measure data accurately, completely, and timely may result in 
compliance actions as described in Sec. Sec.  425.216 and 425.218.
* * * * *
0
77. Section 425.512 is amended by--
0
a. In paragraph (a)(2)(iv), removing the phrase ``eCQMs/Medicare CQMs'' 
and adding in its place the phrase ``eCQMs/MIPS CQMs/Medicare CQMs/
Medicare eCQMs'';
0
b. In paragraph (a)(5)(i)(B) introductory text, removing the phrase 
``For performance years 2025 and 2026,'' and adding in its place the 
phrase ``For performance year 2025 and subsequent performance years,'';
0
c. Removing paragraph (a)(5)(i)(C);
0
d. In paragraph (a)(5)(iii)(C), removing the phrase ``eCQMs/Medicare 
CQMs'' and adding in its place the phrase ``eCQMs/MIPS CQMs/Medicare 
CQMs/Medicare eCQMs'';
0
e. In paragraph (a)(7)(ii), removing the phrase ``For performance year 
2025 and subsequent performance years,'' and adding in its place the 
phrase ``For performance years 2025 and 2026''; and
0
f. Adding paragraph (a)(7)(iii).
    The addition reads as follows:


Sec.  425.512   Determining the ACO quality performance standard for 
performance years beginning on or after January 1, 2021.

    (a) * * *
    (7) * * *
    (iii) For performance year 2027 and subsequent performance years, 
if an ACO reports all of the required measures in the APP Plus quality 
measure set, meeting the data completeness requirement at Sec.  
414.1340 of this subchapter for each measure in the APP Plus quality 
measure set, and receiving a MIPS Quality performance category score as 
described at Sec.  414.1380(b)(1) of this subchapter, for the relevant 
performance year, and the ACO meets the following--
    (A) The ACO's MIPS Quality performance category score is calculated 
on less than five measures; and
    (B) Any unscored measure(s) must meet all of the following:
    (1) The ACO's total available measure achievement points used to 
calculate the ACO's MIPS Quality performance category score are reduced 
under Sec.  414.1380(b)(1)(vii)(A) of this subchapter.
    (2) The ACO's total measure achievement points used to calculate 
the ACO's MIPS Quality performance category score are not reduced under 
Sec.  414.1380(b)(1)(iii) of this subchapter.
* * * * *


Sec.  425.600  [Amended]

0
78. Section 425.600 is amended in paragraph (f)(4)(ii) by removing the 
references ``Sec. Sec.  425.601(f), and 425.656(e)'' and adding in 
their place the references ``Sec.  425.601(f), and Sec.  425.656(e) and 
(f)''.
0
79. Section 425.605 is amended by--
0
a. Revising paragraph (d)(1)(v)(A)(3)(ii), the first sentence of 
paragraph (d)(1)(v)(A)(4) introductory text, and paragraph 
(d)(1)(v)(A)(4)(ii);
0
b. Adding paragraph (d)(1)(v)(A)(5);
0
c. In paragraph (h)(2), removing the references ``paragraph 
(d)(1)(i)(A)(4), (d)(1)(ii)(A)(4), (d)(1)(iii)(A)(4), (d)(1)(iv)(A)(4), 
or (d)(1)(v)(A)(4) of this section'' and adding in their place the 
references ``paragraph (d)(1)(i)(A)(4), (d)(1)(ii)(A)(4), 
(d)(1)(iii)(A)(4), (d)(1)(iv)(A)(4), (d)(1)(v)(A)(4) or (d)(1)(v)(A)(5) 
of this section'';
0
d. In paragraph (i)(2)(i) introductory text, removing the phrase 
``paragraph (i)(2)(ii) of this section'' and adding in its place the 
phrase ``paragraph (i)(2)(ii) or (i)(2)(iii) of this section, as 
applicable''; and
0
e. Adding new paragraph (i)(2)(iii).
    The revisions and additions read as follows:


Sec.  425.605  Calculation of shared savings and losses under the BASIC 
track.

* * * * *
    (d) * * *
    (1) * * *
    (v) * * *
    (A) * * *
    (3) * * *
    (ii) 50 percent multiplied by the ACO's quality score calculated 
according to Sec.  425.512 for an ACO that meets the alternative 
quality performance standard by meeting the criteria specified in Sec.  
425.512(a)(4)(ii).
    (4) For ACOs in agreement periods beginning on July 1, 2019, 
through January 1, 2026, for performance years beginning on or after 
January 1, 2024. * * *

[[Page 44293]]

    (ii) 50 percent multiplied by the ACO's quality score calculated 
according to Sec.  425.512 for an ACO that meets the alternative 
quality performance standard by meeting the criteria specified in Sec.  
425.512(a)(5)(ii).
    (5) For ACOs in agreement periods beginning on or after January 1, 
2027, for performance years beginning on or after January 1, 2027. An 
ACO that meets all the requirements for receiving shared savings 
payments under the BASIC track, Level E, receives a shared savings 
payment equal to a percentage of all the savings under the updated 
benchmark (up to the performance payment limit described in paragraph 
(d)(1)(v)(B) of this section). Except as provided in paragraph (h) of 
this section, the percentage is as follows:
    (i) 60 percent for an ACO that that meets the quality performance 
standard by meeting the criteria specified in Sec.  425.512(a)(2) or 
(a)(5)(i).
    (ii) 60 percent multiplied by the ACO's quality score calculated 
according to Sec.  425.512 for an ACO that meets the alternative 
quality performance standard by meeting the criteria specified in Sec.  
425.512(a)(5)(ii).
* * * * *
    (i) * * *
    (2) * * *
    (iii) For agreement periods beginning on or after January 1, 2024, 
and before January 1, 2027, for performance year 2025 and subsequent 
performance years of the ACO's agreement period. CMS calculates the 
benchmark-based loss recoupment limit as follows:
    (A) Calculates the value for total benchmark expenditures as the 
product of an ACO's per capita updated benchmark expenditures for the 
performance year prior to the recomputation of the ACPT as specified in 
Sec.  425.660(c)(1) and an ACO's assigned beneficiary person years for 
the performance year.
    (B) Calculates the value for total benchmark expenditures as the 
product of an ACO's per capita updated benchmark expenditures for the 
performance year after the recomputation of the ACPT as specified in 
Sec.  425.660(c)(1) and an ACO's assigned beneficiary person years for 
the performance year.
    (C) Calculates the product of the percentage specified in paragraph 
(d)(1)(iii)(D)(2), (d)(1)(iv)(D)(2), and (d)(1)(v)(D)(2) of this 
section, as applicable, and the lesser of the ACO's total benchmark 
expenditures calculated according to paragraphs (i)(2)(iii)(A) and 
(i)(2)(iii)(B) of this section.
0
80. Section 425.610 is amended by--
0
a. In paragraph (l)(2) introductory text, removing the phrase 
``paragraph (l)(3) of this section'' and adding in its place the phrase 
``paragraph (l)(3) or (l)(4) of this section, as applicable''; and
0
b. Adding paragraph (l)(4).
    The addition reads as follows:


Sec.  425.610  Calculation of shared savings and losses under the 
ENHANCED track.

* * * * *
    (l) * * *
    (4) For agreement periods beginning on or after January 1, 2024, 
and before January 1, 2027, for performance year 2025 and subsequent 
performance years of the ACO's agreement period. The amount of shared 
losses for which an eligible ACO is liable may not exceed 15 percent of 
the lesser of the following:
    (i) Total benchmark expenditures calculated as the product of an 
ACO's per capita updated benchmark expenditures for the performance 
year prior to the recomputation of the ACPT as specified in Sec.  
425.660(c)(1) and an ACO's assigned beneficiary person years for the 
performance year.
    (ii) Total benchmark expenditures calculated as the product of an 
ACO's per capita updated benchmark expenditures for the performance 
year after the recomputation of the ACPT as specified in Sec.  
425.660(c)(1) and an ACO's assigned beneficiary person years for the 
performance year.


Sec.  425.612   [Amended]

0
81. Section 425.612(a)(1)(iv)(A)(2) is amended by removing the 
references ``Sec.  425.401(a)(1) and (2)'' and adding in its place the 
references ``Sec.  425.401(a)(1)(i)-(ii) and (a)(2)(i) (as 
applicable)''.
0
82. Section 425.630 is amended by--
0
a. In paragraph (e)(1), removing the phrase ``social determinants of 
health'' and adding in its place the phrase ``upstream drivers of 
health'';
0
b. Revising paragraph (f)(2)(ii) introductory text to add a new first 
sentence; and
0
c. Revising and republishing paragraphs (f)(2)(iii) and (f)(2)(iv).
    The revisions and republications read as follows:


Sec.  425.630   Option to receive advance investment payments.

* * * * *
    (f) * * *
    (2) * * *
    (ii) For performance years 2023 through 2027.
* * * * *
    (iii) Determines a beneficiary's payment amount.
    (A) For performance years 2023 through 2027. For each beneficiary 
in the assigned population identified in paragraph (f)(2)(i) of this 
section, CMS determines the payment amount that corresponds to the 
beneficiary's risk factors-based score determined in paragraph 
(f)(2)(ii) of this section. The beneficiary payment amount is as 
follows:

                                                           Table 1 to Paragraph (f)(2)(iii)(A)
--------------------------------------------------------------------------------------------------------------------------------------------------------
                Rick factors-based score                     1-24        25-34       35-44       45-54       55-64       65-74       75-84      85-100
--------------------------------------------------------------------------------------------------------------------------------------------------------
Payment amount..........................................         $0         $20         $24         $28         $32         $36         $40         $45
--------------------------------------------------------------------------------------------------------------------------------------------------------

    (B) For performance year 2028 and subsequent performance years. For 
each beneficiary in the assigned population identified in paragraph 
(f)(2)(i) of this section, CMS determines the quarterly payment amount, 
as follows:
    (1) An ACO will receive a quarterly payment of $45 for each 
beneficiary that meets any of the following criteria:
    (i) Is enrolled in the LIS.
    (ii) Is dually eligible for Medicare and Medicaid.
    (iii) Is residing in a county with rural county status (as defined 
at Sec.  425.20). CMS determines the county of residence for the 
beneficiary based on the beneficiary's mailing address.
    (2) An ACO will receive a quarterly payment of $25 for each 
beneficiary that does not meet any of the criteria listed in paragraph 
(f)(2)(iii)(B)(1) of this section.
    (iv) Calculates the ACO's quarterly payment amount.
    (A) For performance years 2023 through 2027. The ACO's quarterly 
payment amount is the sum of the beneficiary payment amounts 
corresponding to each assigned beneficiary's risk factors-based score, 
specified in paragraph (f)(2)(iii)(A) of this section, capped at 10,000 
beneficiaries. If the ACO has more than 10,000 assigned beneficiaries 
according to paragraph (f)(2)(i) of this section, CMS will calculate 
the quarterly

[[Page 44294]]

payment amount based on the 10,000 assigned beneficiaries with the 
highest risk factors-based scores determined according to paragraph 
(f)(2)(ii) of this section.
    (B) For performance year 2028 and subsequent performance years. The 
ACO's quarterly payment amount is the sum of the beneficiary payment 
amounts corresponding to the quarterly payments specified in paragraph 
(f)(2)(iii)(B) of this section. If the ACO has more than 10,000 
assigned beneficiaries according to paragraph (f)(2)(i) of this 
section, CMS will calculate the quarterly payment amount based on the 
10,000 assigned beneficiaries with the highest quarterly payment amount 
determined according to paragraph (f)(2)(iii)(B) of this section.
* * * * *
0
83. Section 425.640 is amended by--
0
a. In paragraph (b)(1)(i), removing the phrase ``January 1, 2026, or in 
subsequent years'' and adding in its place the phrase ``January 1, 2026 
or January 1, 2027'';
0
b. In paragraph (c)(1), removing the phrase ``January 1, 2026, or in 
subsequent years'' and adding in its place the phrase ``January 1, 2026 
or January 1, 2027''; and
0
c. Revising paragraphs (f)(1)(i) and (ii).
    The revisions read as follows:


Sec.  425.640  Option to receive prepaid shared savings.

* * * * *
    (f) * * *
    (1) * * *
    (i) An eligible ACO entering an agreement period beginning on 
January 1, 2026 or January 1, 2027 will receive quarterly prepaid 
shared savings payments through December 31, 2027, unless the payment 
is withheld or terminated under paragraph (h) of this section.
    (ii) An eligible ACO participating in an agreement period beginning 
on January 1, 2025, will receive quarterly prepaid shared savings 
payments starting with the performance year beginning on January 1, 
2026 through December 31, 2027, unless the payment is withheld or 
terminated under paragraph (h) of this section. The ACO will not 
receive additional or catch-up payments for performance year 2025.
* * * * *


Sec.  425.650  [Amended]

0
84. Section 425.650 is amended in paragraph (a) by removing the 
references ``Sec. Sec.  425.652 through 425.662'' and adding in their 
place the references ``Sec. Sec.  425.652 through 425.664''.
0
85. Section 425.652 is amended by adding paragraph (a)(8)(iii) to read 
as follows:


Sec.  425.652  Establishing, adjusting, and updating the benchmark for 
agreement periods beginning on January 1, 2024, and in subsequent 
years.

    (a) * * *
    (8) * * *
    (iii) For agreement periods beginning on January 1, 2027, and in 
subsequent years, in addition to any adjustment applied to the 
historical benchmark in accordance with paragraph (a)(8)(ii) of this 
section (either a regional adjustment, prior savings adjustment, or 
population adjustment, as applicable), the ACO will receive a growth 
adjustment (as calculated under Sec.  425.664), if eligible. The sum of 
the adjustment amount (if any) applied in paragraph (a)(8)(ii) of this 
section and the growth adjustment (determined according to Sec.  
425.664(i)(1)) may not exceed an amount equal to the cap specified in 
Sec.  425.664(i)(2).
* * * * *
0
86. Section 425.656 is amended by--
0
a. Revising paragraph (a);
0
b. In paragraph (c)(2), removing the phrase ``paragraph (e) of this 
section'' and adding in its place the phrase ``paragraphs (e) or (f) of 
this section (as applicable)'';
0
c. Revising and republishing paragraph (c)(3);
0
d. Revising paragraph (e) introductory text;
0
e. Redesignating paragraph (f) as paragraph (g);
0
f. Adding new paragraph (f); and
0
g. In newly redesignated paragraph (g) introductory text, removing the 
phrase ``paragraphs (b) through (e) of this section'' and adding in its 
place the phrase ``paragraphs (b) through (f) of this section''.
    The revisions, republications, and addition read as follows:


Sec.  425.656   Calculating the regional adjustment to the historical 
benchmark.

    (a) General. This section describes the methodology for calculating 
the regional adjustment to the historical benchmark based on the ACO's 
regional service area expenditures, making separate calculations for 
the following populations of beneficiaries: ESRD, disabled, aged/dual 
eligible Medicare and Medicaid beneficiaries, and aged/non-dual 
eligible Medicare and Medicaid beneficiaries. This section applies to 
regional adjustment calculations for agreement periods beginning on 
January 1, 2024, and in subsequent years, except as specified 
otherwise.
* * * * *
    (c) * * *
    (3)(i) For agreement periods beginning on or after January 1, 2024 
and before January 1, 2027. Caps the per capita dollar amount for each 
Medicare enrollment type (ESRD, disabled, aged/dual eligible Medicare 
and Medicaid beneficiaries, aged/non-dual eligible Medicare and 
Medicaid beneficiaries) calculated under paragraph (c)(2) of this 
section at a dollar amount equal to a percentage of national per capita 
expenditures for Parts A and B services under the original Medicare 
fee-for-service program in BY3 for assignable beneficiaries in that 
enrollment type identified for the 12-month calendar year corresponding 
to BY3 using data from the CMS Office of the Actuary. The cap is 
applied as follows:
    (A) For positive adjustments, the per capita dollar amount for a 
Medicare enrollment type is capped at 5 percent of the national per 
capita expenditure amount for the enrollment type for BY3.
    (B) For negative adjustments, the per capita dollar amount for a 
Medicare enrollment type is capped at negative 1.5 percent of the 
national per capita expenditure amount for the enrollment type for BY3.
    (ii) For agreement periods beginning on January 1, 2027, and in 
subsequent years. Caps the per capita dollar amount for each Medicare 
enrollment type (ESRD, disabled, aged/dual eligible Medicare and 
Medicaid beneficiaries, aged/non-dual eligible Medicare and Medicaid 
beneficiaries) calculated under paragraph (c)(2) of this section at a 
dollar amount, as follows:
    (A) For positive adjustments, the per capita dollar amount for a 
Medicare enrollment type is capped at a dollar amount calculated as 
follows:
    (1) Calculate the product of the following:
    (i) The amount of national per capita expenditures for Parts A and 
B services under the original Medicare fee-for-service program in BY3 
for assignable beneficiaries in that enrollment type identified for the 
12-month calendar year corresponding to BY3 using data from the CMS 
Office of the Actuary.
    (ii) The ACO's weighted average CMS-HCC risk score for the 
enrollment type for BY3.
    (2) Calculate 5 percent of the enrollment type-specific product 
determined in paragraph (c)(3)(ii)(A)(1) of this section.
    (B) For negative adjustments, the per capita dollar amount for a 
Medicare enrollment type is capped at a dollar amount equal to negative 
1.5 percent of national per capita expenditures for Parts A and B 
services under the original Medicare fee-for-service

[[Page 44295]]

program in BY3 for assignable beneficiaries in that enrollment type 
identified for the 12-month calendar year corresponding to BY3 using 
data from the CMS Office of the Actuary.
* * * * *
    (e) Phase-in of weights used in the regional adjustment calculation 
for agreement periods beginning on or after January 1, 2024 and before 
January 1, 2027.
* * * * *
    (f) Phase-in weights used in the regional adjustment calculation 
for agreement periods beginning on January 1, 2027, and in subsequent 
years.
    (1) The first time that an ACO's benchmark is adjusted based on the 
ACO's regional service area expenditures, CMS calculates the regional 
adjustment as follows:
    (i) Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's initial or rebased 
historical benchmark, if the ACO is determined to have lower spending 
than the ACO's regional service area.
    (ii) Using 15 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's initial or rebased 
historical benchmark, if the ACO is determined to have higher spending 
than the ACO's regional service area.
    (2) The second time that an ACO's benchmark is adjusted based on 
the ACO's regional service area expenditures, CMS calculates the 
regional adjustment as follows:
    (i) For an ACO participating under the BASIC track--
    (A) Using 50 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    (B) Using 25 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    (ii) For an ACO participating under the ENHANCED track--
    (A) Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    (B) Using 25 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    (3) The third time that an ACO's benchmark is adjusted based on the 
ACO's regional service area expenditures, CMS calculates the regional 
adjustment as follows:
    (i) For an ACO participating under the BASIC track--
    (A) Using 50 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    (B) Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    (ii) For an ACO participating under the ENHANCED track--
    (A) Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    (B) Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    (4) The fourth or subsequent time that an ACO's benchmark is 
adjusted based on the ACO's regional service area expenditures, CMS 
calculates the regional adjustment as follows:
    (i) For an ACO participating under the BASIC track, using 50 
percent of the difference between the average per capita amount of 
expenditures for the ACO's regional service area and the average per 
capita amount of the ACO's rebased historical benchmark.
    (ii) For an ACO participating under the ENHANCED track--
    (A) Using 35 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have lower spending than the ACO's regional 
service area; or
    (B) Using 50 percent of the difference between the average per 
capita amount of expenditures for the ACO's regional service area and 
the average per capita amount of the ACO's rebased historical benchmark 
if the ACO is determined to have higher spending than the ACO's 
regional service area.
    (5) To determine if an ACO has lower or higher spending compared to 
the ACO's regional service area, CMS does the following:
    (i) Multiplies the difference between the average per capita amount 
of expenditures for the ACO's regional service area and the average per 
capita amount of the ACO's historical benchmark for each population of 
beneficiaries (ESRD, disabled, aged/dual eligible Medicare and Medicaid 
beneficiaries, aged/non-dual eligible Medicare and Medicaid 
beneficiaries) as calculated under paragraph (c)(1) of this section by 
the applicable proportion of the ACO's assigned beneficiary population 
(ESRD, disabled, aged/dual eligible Medicare and Medicaid 
beneficiaries, aged/non-dual eligible Medicare and Medicaid 
beneficiaries) for BY3 of the historical benchmark.
    (ii) Sums the amounts determined in paragraph (f)(5)(i) of this 
section across the populations of beneficiaries (ESRD, disabled, aged/
dual eligible Medicare and Medicaid beneficiaries, aged/non-dual 
eligible Medicare and Medicaid beneficiaries).
    (iii) If the resulting sum is a net positive value, the ACO is 
considered to have lower spending compared to the ACO's regional 
service area. If the resulting sum is a net negative value, the ACO is 
considered to have higher spending compared to the ACO's regional 
service area.
    (iv) If during the term of the agreement period CMS adjusts the 
ACO's benchmark, as specified in Sec.  425.652(a)(9), CMS redetermines 
whether the ACO is considered to have lower spending or higher spending 
compared to the ACO's regional service area for purposes of determining 
the percentage in paragraphs (f)(1) through (4) of this section used in 
calculating the regional adjustment.
* * * * *
0
87. Section 425.658 is amended by--
0
a. Revising paragraph (c)(1) introductory text and paragraph (c)(2); 
and
0
b. In paragraph (d), removing the phrase ``paragraph (c)(1) of this 
section'' and adding in its place the phrase ``paragraph (c) of this 
section''.

[[Page 44296]]

    The revisions read as follows:


Sec.  425.658   Calculating the prior savings adjustment to the 
historical benchmark.

* * * * *
    (c) * * *
    (1) For agreement periods beginning on or after January 1, 2024 and 
before January 1, 2027. If an ACO is eligible for the prior savings 
adjustment as determined in paragraph (b)(3) of this section, the prior 
savings adjustment will equal the lesser of the following:
* * * * *
    (2) For agreement periods beginning on January 1, 2027, and in 
subsequent years. If an ACO is eligible for the prior savings 
adjustment as determined in paragraph (b)(3) of this section, the prior 
savings adjustment will equal the lesser of the following:
    (i) 75 percent of the pro-rated average per capita amount computed 
in paragraph (b)(3)(ii) of this section.
    (ii) A single per capita value that is calculated as follows:
    (A) Calculate the product of the following for each Medicare 
enrollment type (ESRD, disabled, aged/dual eligible Medicare and 
Medicaid beneficiaries, aged/non-dual eligible Medicare and Medicaid 
beneficiaries)--
    (1) The national per capita expenditures for Parts A and B services 
under the original Medicare fee-for-service program in BY3 for 
assignable beneficiaries in that enrollment type identified for the 12-
month calendar year corresponding to BY3 using data from the CMS Office 
of the Actuary; and
    (2) The ACO's weighted average CMS-HCC risk score for that 
enrollment type for BY3.
    (B) Calculate 5 percent of each enrollment type-specific product 
determined in paragraph (c)(2)(ii)(A) of this section.
    (C) Calculate the single per capita value as a person-year weighted 
average by multiplying each of the enrollment type-specific values 
determined in accordance with paragraph (c)(2)(ii)(B) of this section 
by the proportion of the ACO's assigned beneficiaries within that 
particular enrollment type, and then summing the results.
* * * * *
0
88. Section 425.660 is revised to read as follows:


Sec.  425.660  Accountable Care Prospective Trend (ACPT).

    (a) General. The methodology by which CMS calculates and adjusts a 
projected growth rate called the Accountable Care Prospective Trend 
(ACPT) is described in this section. CMS incorporates the ACPT into the 
blended update factor described in Sec.  425.652(b) when updating an 
ACO's benchmark for each performance year of the agreement period, for 
agreement periods beginning on January 1, 2024, and in subsequent 
years.
    (b) Determination of ACPT. An ACPT is a flat dollar amount 
calculated using one or more annualized growth rates based on national 
fee-for-service Medicare expenditures projected by the CMS Office of 
the Actuary. In determining the ACPT for a Medicare enrollment type for 
each performance year, CMS does all of the following:
    (1) Calculate annualized projected growth rates. The annualized 
projected growth rates are calculated as an annual rate of growth in 
projected expenditures relative to the prior year. CMS projects 
annualized per capita growth in Parts A and B fee-for-service 
expenditures for each performance year of the ACO's agreement period. 
In calculating the annualized projected growth rates, CMS does all of 
the following:
    (i) Excludes IME and DSH payments, and the supplemental payment for 
IHS/Tribal hospitals and Puerto Rico hospitals.
    (ii) Makes separate expenditure calculations for each of the 
following populations of beneficiaries:
    (A) ESRD.
    (B) Aged/Disabled.
    (iii) Calculates one or more annualized projected growth rates for 
the ESRD population of beneficiaries described in paragraph 
(b)(1)(ii)(A) of this section, and one or more annualized growth rates 
for the Aged/Disabled population of beneficiaries described in 
paragraph (b)(1)(ii)(B) of this section, as follows:
    (A) Using a uniform annualized projected rate of growth over each 
of the 5 performance years of the 5-year agreement period (for 
agreement periods beginning on or after January 1, 2024, and before 
January 1, 2027), or for each performance year (for agreement periods 
beginning on January 1, 2027, and in subsequent years), as applicable; 
or
    (B) If annualization as specified in paragraph (b)(1)(iii)(A) of 
this section is determined not to reasonably fit the anticipated growth 
curve, CMS applies an alternative annualization technique using two or 
more annualized growth rates reflecting the projected rates of growth 
during the 5 performance years comprising the 5-year agreement period 
(for agreement periods beginning on or after January 1, 2024, and 
before January 1, 2027), or for each performance year (for agreement 
periods beginning on January 1, 2027, and in subsequent years), as 
applicable.
    (2) Calculate cumulative projected growth rate. For each 
performance year, CMS calculates cumulative projected growth rates 
relative to the ACO's benchmark year (BY) 3, using the annualized 
projected growth rates, determined in accordance with paragraph (b)(1) 
of this section, for each population of beneficiaries: the ESRD 
population and the Aged/Disabled population.
    (3) Express cumulative projected growth rate as a flat dollar 
amount. For each performance year, CMS multiplies the applicable 
cumulative projected growth rate described in paragraph (b)(2) of this 
section by BY3 truncated national per capita fee-for-service Medicare 
expenditures for assignable beneficiaries for each Medicare enrollment 
type (ESRD, disabled, aged/dual eligible Medicare and Medicaid 
beneficiaries, and aged/non-dual eligible Medicare and Medicaid 
beneficiaries) identified for the 12-month calendar year corresponding 
to BY3 to express the cumulative projected growth rate as a flat dollar 
amount as follows:
    (i) The ESRD cumulative projected growth rate calculated in 
accordance with paragraph (b)(2) of this section is used for the ESRD 
population.
    (ii) The Aged/Disabled cumulative projected growth rate calculated 
in accordance with paragraph (b)(2) of this section is used for the 
following populations: disabled, aged/dual eligible Medicare and 
Medicaid beneficiaries, and aged/non-dual eligible Medicare and 
Medicaid beneficiaries.
    (4) Risk adjust the flat dollar amount. CMS adjusts the flat dollar 
amounts described in paragraph (b)(3) of this section for each 
performance year for differences in severity and case mix between the 
ACO's BY3 assigned beneficiary population and the national assignable 
FFS population for each Medicare enrollment type identified for the 12-
month calendar year corresponding to BY3.
    (5) Calculate ACO-specific ACPT growth rates. CMS divides the risk 
adjusted flat dollar amounts described in paragraph (b)(4) of this 
section by the ACO's historical benchmark expenditures described in 
Sec.  425.652(a) for each Medicare enrollment type to calculate the 
percentage increase to be included in the blended update factor 
described in Sec.  425.652(b)(4).
    (6) Timing of calculations.
    (i) For agreement periods beginning on or after January 1, 2024, 
and before January 1, 2027.
    (A) At the beginning of the ACO's agreement period, CMS calculates 
the annualized projected growth rates for all performance years of the 
ACO's

[[Page 44297]]

agreement period in accordance with paragraph (b)(1) of this section. 
These annualized projected growth rates will remain fixed over the 
ACO's agreement period.
    (B) For a given performance year, CMS calculates an ACO-specific 
ACPT value, in accordance with paragraphs (b)(2) through (b)(5) of this 
section, using the annualized projected growth rates calculated at the 
beginning of the ACO's agreement period, as described in paragraph 
(b)(6)(i)(A) of this section.
    (ii) For agreement periods beginning on January 1, 2027, and in 
subsequent years.
    (A) In the calendar year preceding a given performance year, CMS 
calculates the annualized projected growth rates in accordance with 
paragraph (b)(1) of this section for that performance year.
    (B) For a given performance year, CMS calculates an ACO-specific 
ACPT value, in accordance with paragraphs (b)(2) through (b)(5) of this 
section, using the annualized projected growth rates calculated in the 
preceding calendar year, as described in paragraph (b)(6)(ii)(A) of 
this section.
    (c) Recomputation of ACPT. At financial reconciliation for a given 
performance year, CMS may recompute the ACO-specific ACPT value for a 
Medicare enrollment type initially determined at paragraph (b)(5) of 
this section for that performance year, to address under-projection or 
over-projection of the ACPT (as applicable), as follows:
    (1) For agreement periods beginning on or after January 1, 2024, 
and before January 1, 2027.
    (i) For performance year 2025 and subsequent performance years of 
the ACO's agreement period, CMS separately calculates for the ESRD and 
Aged/Disabled populations the difference between the cumulative 
projected growth rates calculated in paragraph (b)(2) of this section 
and the cumulative observed growth in per capita expenditures for the 
national assignable FFS population.
    (ii) For the ESRD and Aged/Disabled populations separately, if the 
difference calculated in paragraph (c)(1)(i) of this section is less 
(more negative) than -1.0 percentage point, CMS will recompute the ACO-
specific ACPT value for the corresponding enrollment type(s) initially 
determined at paragraph (b)(5) of this section. CMS will calculate an 
ACO-specific ACPT value for the corresponding enrollment type(s), in 
accordance with paragraphs (b)(3) through (b)(5) of this section, using 
the cumulative observed growth in expenditures for the national 
assignable FFS population minus 1.0 percentage point.
    (iii) For the ESRD and Aged/Disabled populations separately, if the 
difference calculated in paragraph (c)(1)(i) of this section is greater 
than (less negative) or equal to -1.0 percentage point, CMS will not 
recompute the ACO-specific ACPT value for the corresponding enrollment 
type(s) initially determined at paragraph (b)(5) of this section.
    (2) For agreement periods beginning on January 1, 2027, and in 
subsequent years.
    (i) CMS separately calculates for the ESRD and Aged/Disabled 
populations the difference between the cumulative projected growth 
rates calculated in paragraph (b)(2) of this section and the cumulative 
observed growth in per capita expenditures for the national assignable 
FFS population.
    (ii) For the ESRD and Aged/Disabled populations separately, if the 
difference calculated in paragraph (c)(2)(i) of this section is less 
(more negative) than -1.0 percentage point, CMS will recompute the ACO-
specific ACPT value for the corresponding enrollment type(s) initially 
determined at paragraph (b)(5) of this section. CMS will calculate an 
ACO-specific ACPT value for the corresponding enrollment type(s), in 
accordance with paragraphs (b)(3) through (b)(5) of this section, using 
the cumulative observed growth in expenditures for the national 
assignable FFS population minus 1.0 percentage point.
    (iii) For the ESRD and Aged/Disabled populations separately, if the 
difference calculated in paragraph (c)(2)(i) of this section is greater 
than or equal to +1.5 percentage points, CMS will recompute the ACO-
specific ACPT value for the corresponding enrollment type(s) initially 
determined at paragraph (b)(5) of this section. CMS will calculate an 
ACO-specific ACPT value for the corresponding enrollment type(s), in 
accordance with paragraphs (b)(3) through (b)(5) of this section, using 
the cumulative observed growth in expenditures for the national 
assignable FFS population plus 1.5 percentage point.
    (iv) For the ESRD and Aged/Disabled populations separately, if the 
difference calculated in paragraph (c)(2)(i) of this section is between 
-1.0 and +1.5 percentage points, inclusive, CMS will not recompute the 
ACO-specific ACPT value for the corresponding enrollment type(s) 
initially determined at paragraph (b)(5) of this section.
0
89. Section 425.662 is amended by revising and republishing paragraph 
(b)(2) to read as follows:


Sec.  425.662  Calculating the population adjustment to the historical 
benchmark.

* * * * *
    (b) * * *
    (2)(i) For agreement periods beginning on January 1, 2025, or 
January 1, 2026. Calculates a scaler as the difference between 5 
percent of the national per capita expenditure amount, expressed as 
single value as calculated in paragraph (b)(1) of this section, and the 
higher of: the regional adjustment, expressed as a single value as 
described in Sec.  425.656(d); the per capita prior savings adjustment 
determined in Sec.  425.658(c); or no adjustment, in the case where the 
regional adjustment is negative and the ACO is not eligible for the 
prior savings adjustment under Sec.  425.658(b)(3)(i).
    (ii) For agreement periods beginning on January 1, 2027, and in 
subsequent years. Calculates a scaler as the difference between the 
following:
    (A) A single per capita value that is calculated as follows:
    (1) Calculate the product of the following for each Medicare 
enrollment type (ESRD, disabled, aged/dual eligible Medicare and 
Medicaid beneficiaries, aged/non-dual eligible Medicare and Medicaid 
beneficiaries):
    (i) The national per capita expenditures for Parts A and B services 
under the original Medicare fee-for-service program in BY3 for 
assignable beneficiaries in that enrollment type identified for the 12-
month calendar year corresponding to BY3 using data from the CMS Office 
of the Actuary.
    (ii) The ACO's weighted average CMS-HCC risk score for that 
enrollment type for BY3.
    (2) Calculate 5 percent of each enrollment type-specific product 
determined in paragraph (b)(2)(ii)(A)(1) of this section.
    (3) Calculate a single per capita value as a person-year weighted 
average by multiplying each of the enrollment type-specific values 
determined in accordance with paragraph (b)(2)(ii)(A)(2) of this 
section by the proportion of the ACO's assigned beneficiaries within 
that particular enrollment type, then summing the results.
    (B) The highest among--
    (1) The regional adjustment, expressed as a single value as 
described in Sec.  425.656(d);
    (2) The per capita prior savings adjustment determined in Sec.  
425.658(c); or
    (3) No adjustment, in the case where the regional adjustment is 
negative and the ACO is not eligible for the prior

[[Page 44298]]

savings adjustment under Sec.  425.658(b)(3)(i).
* * * * *
0
90. Section 425.664 is added to read as follows:


Sec.  425.664  Calculating the growth adjustment to the historical 
benchmark .

    (a) General. This section describes the methodology for calculating 
the growth adjustment to the historical benchmark for agreement periods 
beginning on January 1, 2027, and in subsequent years.
    (b) Determine an ACO's new growth share of assigned beneficiary 
person years.
    (1) Identify shared savings initiatives for the growth adjustment. 
CMS means, for purposes of this part, an initiative implemented by CMS, 
including the following options and initiatives--
    (i) The Shared Savings Program;
    (ii) The Innovation Center ACO models; or
    (iii) Other initiatives that may be specified by CMS.
    (2) Identify ACO professionals who are inexperienced in shared 
savings initiatives. CMS determines that an ACO professional is 
inexperienced in a shared savings initiative if the ACO professional 
has not billed primary care services through a participant in the 
Shared Savings Program, or participated in an Innovation Center ACO 
model, or other initiative specified by CMS in financial reconciliation 
for one or more performance years under such initiative during any of 
the 5 performance years directly preceding the start of the current 
agreement period.
    (3) Identify beneficiaries who are inexperienced with shared 
savings initiatives assigned to the ACO. CMS determines that a 
beneficiary assigned to an ACO is inexperienced with shared savings 
initiatives if the beneficiary was not included in assignment in 
financial reconciliation to an ACO in the Shared Savings Program, 
Innovation Center ACO model, or other initiative specified by CMS in 
the performance year that corresponds to the ACO's BY3.
    (4) Calculate an ACO's new growth for the applicable performance 
year. CMS calculates an ACO's new growth as follows:
    (i) CMS determines the number of beneficiary person years for 
beneficiaries who are inexperienced with shared savings initiatives (as 
determined under paragraph (b)(3) of this section) with an ACO 
professional who is inexperienced with shared savings initiatives (as 
determined under paragraph (b)(2) of this section) as the ACO 
professional who provided the highest number of primary care services 
at the ACO within the assignment window, or to whom the beneficiary was 
voluntarily aligned, in the performance year as follows:
    (A) Count the primary care services (as defined at Sec.  425.20) 
each assigned beneficiary who is inexperienced with shared savings 
initiatives (as determined under paragraph (b)(3) of this section) has 
with each ACO professional participating in the ACO within the 
assignment window, or to whom the beneficiary was voluntarily aligned 
for the applicable performance year.
    (B) For the purposes of this calculation, attribute the assigned 
beneficiary who is inexperienced with shared savings initiatives (as 
determined under paragraph (b)(3) of this section) to the ACO 
professional with whom the beneficiary had the highest number of 
primary care services (as defined at Sec.  425.20) for the applicable 
performance year.
    (C) CMS counts, as new growth for the performance year, the number 
of beneficiary person years for beneficiaries who are inexperienced 
with shared savings initiatives (as determined under paragraph (b)(3) 
of this section) and who received the highest number of primary care 
services (as defined at Sec.  425.20) for the applicable performance 
year from an ACO professional who is inexperienced with shared savings 
initiatives (as determined under paragraph (b)(2) of this section).
    (ii) [Reserved]
    (c) Determine an ACO's overall growth assigned beneficiary person 
years. CMS calculates an ACO's overall growth as the number of assigned 
beneficiary person years in the performance year minus the number of 
assigned beneficiary person years in the performance year that 
corresponds to the ACO's BY3. If the ACO is a new entrant or re-
entering ACO, the overall growth is equal to the number of assigned 
beneficiary person years in the performance year.
    (d) Determine an ACO's capped new growth for the performance year. 
An ACO's new growth is the lesser of an ACO's new growth (as determined 
in paragraph (b) of this section) and an ACO's overall growth (as 
determined in paragraph (c) of this section).
    (e) Apply the minimum new growth thresholds for the performance 
year. CMS applies the minimum new growth threshold for each performance 
year, expressed in absolute terms and relative terms. CMS determines 
the minimum new growth threshold that applies as the lesser of the 
relative minimum new growth threshold multiplied by the number of total 
assigned beneficiary person years and the absolute minimum new growth 
threshold. The absolute minimum new growth threshold and the relative 
minimum new growth threshold are as follows:

                                            Table 1 to Paragraph (e)
----------------------------------------------------------------------------------------------------------------
                                                     PY 1         PY 2         PY 3         PY 4         PY 5
----------------------------------------------------------------------------------------------------------------
Absolute Minimum New Growth Threshold..........          100          300          600          900        1,200
Relative Minimum New Growth Threshold..........         0.5%         1.5%         3.5%         5.5%         7.5%
----------------------------------------------------------------------------------------------------------------

    (f) Calculate the new growth above the minimum and below the cap 
for the performance year. CMS calculates the new growth above the 
minimum and below the cap for each performance year as the difference 
between an ACO's capped new growth for the applicable performance year 
(as determined under paragraph (d) of this section) and the minimum new 
growth threshold applied for the performance year (as determined under 
paragraph (e) of this section), or zero, if negative. The ACO is 
eligible for a growth adjustment for the applicable performance year if 
the new growth above the minimum and below the cap is greater than 
zero.
    (g) Calculate the new growth share for the performance year. CMS 
calculates the new growth share for the performance year as the new 
growth above the minimum and below the cap in the performance year (as 
determined under paragraph (f) of this section) divided by the total 
assigned beneficiary person years in the performance year.
    (h) Determine ACO's incentive factor. The ACO's incentive factor is 
an ACO-specific per capita dollar amount calculated as 5 percent of the 
per capita historical benchmark expressed as a single value before the 
application of the adjustments to the historical

[[Page 44299]]

benchmark specified at Sec.  425.652(a)(8)(ii) (as applicable).
    (i) Determine the ACO's growth adjustment to the historical 
benchmark.
    (1) CMS calculates the growth adjustment to the historical 
benchmark as the product of the ACO's new growth share (as determined 
under paragraph (g) of this section) and the ACO's incentive factor (as 
determined under paragraph (h) of this section).
    (2) The per capita dollar amount for a Medicare enrollment type is 
capped at 5 percent of the product of the following--
    (i) The national per capita expenditure amount for the enrollment 
type for BY3; and
    (ii) The ACO's weighted average CMS-HCC risk score for the 
enrollment type for BY3.


Sec.  425.672   [Amended]

0
91. Section 425.672 is amended in paragraph (c)(2)(iv) by removing the 
reference ``Sec.  425.658(c)(1)(ii)'' and adding in its place the 
references ``Sec.  425.658(c)(1)(ii) and (c)(2)(ii)''.


Sec.  425.702  [Amended]

0
92. Section 425.702 is amended in paragraph (c)(1)(iii) introductory 
text by removing the phrase ``For performance year 2024 and subsequent 
performance years,'' and adding in its place the phrase ``For 
performance years 2024 through 2026,''.

PART 427--MEDICARE PART B DRUG INFLATION REBATE PROGRAM

0
93. The authority citation for part 427 continues to read as follows:

    Authority:  42 U.S.C. 1395w-3a(i), 1302, and 1395hh.

0
94. Section 427.20 is amended by revising the definition of ``First 
marketed date'' to read as follows:


Sec.  427.20  Definitions.

* * * * *
    First marketed date means the earliest date of first sale of any 
NDC-11 within a billing and payment code among all products and package 
sizes under the same FDA application. The first marketed date will be 
identified using ASP data reported by NDC-11 to CMS by a manufacturer 
as required under sections 1927(b)(3)(A)(iii)(I) and 1847A(f)(2) of the 
Act, if available. If ASP date are not available, the first marketed 
date will be identified using an alternative public source, such as the 
NDC Directory.
0
95. Section 427.101 is amended by revising paragraph (b)(5) to read as 
follows.


Sec.  427.101  Identification of the Part B rebatable drugs.

    (b) * * *
    (5) Skin substitutes. A product included within the suite of 
cellular- and tissue-based products that aid wound healing, other than 
skin substitute products that are licensed as a drug or biological 
product under section 351 of the Public Health Service Act.
0
96. Section 427.302 is amended by adding paragraph (e)(6) and revising 
paragraph (f) to read as follows.


Sec.  427.302   Calculation of the per unit Part B rebate.

* * * * *
    (e) * * *
    (6) For paragraphs (e)(2) through (e)(5) of this section, in the 
event CPI-U data are unavailable for the month described in such 
paragraph, CMS will use the first month for which CPI-U data are 
available following the month for which CPI-U data are unavailable.
    (f) Identification of the rebate period CPI-U. For each Part B 
rebatable drug by billing and payment code, CMS will identify and use 
the greater of the benchmark period CPI-U index level or the CPI-U 
index level for the first month of the calendar quarter that is 2 
calendar quarters before the applicable calendar quarter in which the 
Part B rebatable drug is furnished.
    (1) In the event CPI-U data are unavailable for the month described 
in such paragraph, CMS will use the first month for which CPI-U data 
are available following the month for which CPI-U data are unavailable.
    (2) [Reserved].

PART 428--MEDICARE PART D DRUG INFLATION REBATE PROGRAM

0
97. The authority citation for part 428 continues to read as follows:

    Authority: 42 U.S.C. 1395w-114b, 1302, and 1395hh.

0
98. Section 428.20 is amended by revising the definition of 
``Applicable period Consumer Price Index for All Urban Consumers (CPI-
U)'' to read as follows.


Sec.  428.20   Definitions.

* * * * *
    Applicable period Consumer Price Index for All Urban Consumers 
(CPI-U) means, with respect to an applicable period, the CPI-U for the 
first month of such applicable period (that is, October). In the case 
where the first month's CPI-U data are unavailable, CMS will use the 
first month for which CPI-U data are available following the month for 
which CPI-U data are unavailable.
0
99. Section 428.202(e) is amended by adding paragraph (e)(6) to read as 
follows.


Sec.  428.202  Calculation of the per unit Part D rebate amount.

* * * * *
    (e) * * *
    (6) For paragraphs (e)(2) through (e)(5) of this section, in the 
event CPI-U data are unavailable for the month described in such 
paragraph, CMS will use the first month for which CPI-U data are 
available following the month for which CPI-U data are unavailable.
0
100. Section 428.203 is amended by adding paragraph (c) to read as 
follows.


Sec.  428.203  Determination of the total number of units dispensed 
under Part D.

* * * * *
    (c) Data reporting requirement.
    (1) Beginning with claims with a date of service on or after 
January 1, 2027, a provider or supplier that is a covered entity as 
defined at Sec.  10.3 must submit the data elements associated with 
each claim for a covered Part D drug billed to Medicare Part D for 
which such covered entity or its contractor(s) (such as contract 
pharmacies) dispensed units of a drug for which a manufacturer provides 
a discount under the 340B Program to such covered entity:
    (i) Date of service.
    (ii) Prescription or service reference number.
    (iii) Fill number.
    (iv) Dispensing pharmacy NPI.
    (v) NDC-11.
    (2) In addition to submitting the data elements set forth in 
paragraph (c)(1) of this section, such provider or supplier must submit 
its 340B ID and name as designated in the 340B Office of Pharmacy 
Affairs Information System (OPAIS) database.
    (3) The data elements and information set forth in paragraphs 
(c)(1) and (2) of this section must be submitted on a quarterly basis 
and in a form and manner specified by CMS in accordance with the 
following timelines:
    (i) Data elements and information associated with claims with dates 
of service during the first calendar quarter must be submitted by the 
close of the second calendar quarter.
    (ii) Data elements and information associated with claims with 
dates of service during the second calendar quarter must be submitted 
by the close of the third calendar quarter.
    (iii) Data elements and information associated with claims with 
dates of service during the third calendar quarter must be submitted by 
the close of the fourth calendar quarter.
    (iv) Data elements and information associated with claims with 
dates of

[[Page 44300]]

service during the fourth calendar quarter must be submitted by the 
close of the first calendar quarter of the immediately following 
calendar year.
    (4) Data elements and information submitted in accordance with 
paragraph (c)(3) of this section that is either incomplete or contains 
invalid data must be resubmitted at a later time in a form and manner 
specified by CMS.

PART 512--STANDARD PROVISIONS FOR MANDATORY INNOVATION CENTER 
MODELS AND SPECIFIC PROVISIONS FOR CERTAIN MODELS

0
101. The authority citation for part 512 continues to read as follows:

    Authority:  42 U.S.C. 1302, 1315a, and 1395hh.

0
102. Section 512.705 is amended by--
0
a. Revising the definition for ``ASM beneficiary'' and ``Dual eligible 
proportion''; and
0
b. Adding definitions for ``PECOS'' and ``Rural area'' in alphabetical 
order.
    The revisions and additions read as follows:


Sec.  512.705  Definitions.

* * * * *
    ASM beneficiary means a Medicare FFS beneficiary who is being 
treated by an ASM participant for an ASM targeted chronic condition.
* * * * *
    Dual eligible proportion means the share of an ASM participant's 
beneficiaries who are dually eligible Medicare beneficiaries.
* * * * *
    PECOS stands for the Provider Enrollment, Chain, and Ownership 
System.
* * * * *
    Rural area has the same meaning as the term is defined at 42 CFR 
414.1305 under MIPS.
* * * * *
0
103. Section 512.710 is amended by--
0
a. Revising paragraph (a)(1) introductory text;
0
b. Revising paragraphs (a)(2) and (c);
0
c. Revising the introductory text of paragraphs (d)(1) and (d)(2); and
0
d. Adding paragraph (h).
    The revisions and additions read as follows:


Sec.  512.710   Participant eligibility and selection.

    (a) * * *
    (1) A clinician selected by CMS as an ASM participant for any ASM 
performance year and who furnishes covered services during any 
applicable ASM performance year remains an ASM participant for the 
duration of the ASM test period unless CMS either terminates ASM in 
accordance with Sec.  512.165 or the ASM participant receives notice of 
termination as described in paragraph (h) of this section.
* * * * *
    (2) Effect of not meeting ASM participant eligibility criteria for 
an ASM performance year. For any ASM performance year within the ASM 
test period that an ASM participant does not meet the criteria for 
mandatory participation set forth in this section, the ASM participant 
is--
    (i) Not subject to Sec. Sec.  512.715, 512.720, and 512.745 for the 
applicable ASM performance year;
    (ii) Not subject to Sec.  512.750 for the corresponding ASM payment 
year;
    (iii) Not eligible for the waivers described in Sec.  512.775 for 
the applicable ASM performance year; and
    (iv) Not eligible for the CMS-sponsored model arrangements and 
patient incentives safe harbor described in Sec.  512.765 with respect 
to remuneration attributable to the applicable ASM performance year; 
and
* * * * *
    (c) Exceptions to specific ASM performance requirements.
    (1) Exceptions. CMS may in its sole discretion determine that an 
ASM participant who meets the requirements described in paragraph 
(c)(1)(i) or (c)(1)(ii) is excepted from model requirements as 
described in paragraph (c)(2) of this section for the duration 
specified in paragraph (c)(3) of this section.
    (i) Exception based on change in TIN. An ASM participant stops 
reassigning billing rights to the TIN that CMS used to select the ASM 
participant for the applicable ASM performance year and satisfies the 
written notice requirements in paragraph (c)(1)(i)(A) or (c)(1)(i)(B) 
of this section.
    (A) Notification of change in TIN before an ASM performance year. 
An ASM participant who stops reassigning billing rights to the TIN that 
CMS used to select the ASM participant before the applicable ASM 
performance year must provide written notice of the change to CMS in a 
form and manner determined by CMS no later than 60 days after the start 
of the applicable ASM performance year.
    (B) Notification of change in TIN during an ASM performance year. 
An ASM participant who stops reassigning billing rights to the TIN that 
CMS used to select the ASM participant during an applicable ASM 
performance year must provide written notice of the change to CMS in a 
form and manner determined by CMS within 30 days of the effective date 
of the termination of reassignment to the ASM participant's TIN.
    (ii) Exception based on ASM heart failure participant specialty 
type redesignation. An ASM heart failure participant redesignates their 
primary specialty type through the applicable paper CMS-855 form or 
internet-based PECOS before or during the applicable ASM performance 
year to a specialty type described in paragraph (c)(1)(ii)(A) and 
satisfies the written notice requirements in paragraph (c)(1)(ii)(B) of 
this section.
    (A) Specialty type redesignations for ASM heart failure 
participants.
    (1) Cardiac Electrophysiology.
    (2) Cardiac Surgery.
    (3) Interventional Cardiology.
    (4) Advanced Heart Failure and Transplant Cardiology.
    (5) Adult Congenital Heart Disease
    (B) Notification of specialty type redesignation. An ASM heart 
failure participant who redesignates their primary specialty type 
through the applicable paper CMS-855 form or internet-based PECOS 
before or during the applicable ASM performance year as described in 
paragraph (c)(1)(ii) of this section must provide written notice of the 
CMS-approved redesignation together with verification of board 
certification in the newly designated primary specialty type to CMS in 
a form and manner determined by CMS within 30 days of the effective 
date of the CMS-approved redesignation.
    (2) Effect of exception. If CMS determines an ASM participant meets 
an exception under paragraph (c)(1) of this section, the ASM 
participant is--
    (i) Not subject to Sec. Sec.  512.715, 512.720, and 512.745 for the 
applicable ASM performance year;
    (ii) Not subject to Sec.  512.750 for the corresponding ASM payment 
year;
    (iii) Not eligible for the waivers described in Sec.  512.775 for 
the applicable ASM performance year;
    (iv) Not eligible for the CMS-sponsored model arrangements and 
patient incentives safe harbor described at Sec.  512.765 with respect 
to remuneration attributable to the period beginning on the CMS-
determined date of the exception described in paragraph (c)(3) of this 
section.
    (3) Duration of exception.
    (i) An exception under paragraph (c)(1)(i) of this section is 
effective on the CMS-determined date and applies for the ASM 
performance year specified by CMS.
    (ii) An exception under paragraph (c)(1)(ii) of this section is 
effective on the CMS-determined date and applies for the ASM 
performance year specified by CMS and for the remainder of the ASM test 
period.

[[Page 44301]]

    (d) * * *
    (1) Heart failure specialty type--
* * * * *
    (2) Low back pain specialty type--
* * * * *
    (h) Termination.
    (1) CMS may in its sole discretion terminate an ASM participant's 
participation in the model immediately or upon advance notice if CMS 
determines:
    (i) One or more grounds for remedial action described in Sec.  
512.160(a) have occurred with respect to the ASM participant; or
    (ii) The ASM participant's continued participation would be 
inconsistent with the purposes of ASM, the requirements of this part, 
or applicable law.
0
104. Section 512.720 is amended by--
0
a. Revising paragraphs (a)(1)(i), (a)(ii)(B), and (e); and
0
b. Removing paragraph (f).
    The revisions read as follows:


Sec.  512.720  Data submission requirements.

    (a) * * *
    (1) * * *
    (i) * * *
    (A) Include numerator and denominator data for at least one 
applicable quality measure described in Sec.  512.725(b) or (c) that is 
not an administrative claims-based collection type and that meets the 
data completeness requirement as specified at Sec.  512.725(f); and
    (B) Except as provided in paragraph (a)(1)(i)(C) of this section, 
be submitted at the TIN/NPI level.
    (C) An ASM participant who is in a small practice may submit 
quality ASM performance category data at either the TIN/NPI or the TIN 
level.
    (ii) * * *
    (B) Be submitted at either the TIN/NPI or TIN level;
* * * * *
    (e) * * *
    (1) Quality ASM performance category.
    (i) If CMS receives multiple data submissions in the quality ASM 
performance category in accordance with paragraph (a)(1)(i) of this 
section from submitters in multiple organizations (for example, 
qualified registry, practice administrator, or EHR vendor) for an 
individual ASM participant, CMS scores each submission and assigns the 
highest score.
    (ii) If CMS receives multiple data submissions for the quality ASM 
performance category in accordance with paragraph (a)(1)(i) of this 
section from one or more submitters in the same organization for an 
individual ASM participant, CMS scores the most recent submission and 
assigns that score.
    (iii) If CMS receives a TIN-level data submission in the quality 
ASM performance category in accordance with paragraph (a)(1)(i) of this 
section for an ASM participant in a small practice, CMS scores the TIN-
level submission and assigns that score to all individual ASM 
participants in the small practice, regardless of any TIN/NPI-level 
submission(s) received for one or more of those ASM participants.
    (2) Improvement activities ASM performance category.
    (i) If CMS receives multiple data submissions in the improvement 
activities ASM performance category in accordance with paragraph 
(a)(1)(ii) of this section from submitters in multiple organizations 
(for example, qualified registry, practice administrator, or EHR 
vendor) for an individual ASM participant, CMS scores each submission 
and assigns the highest score.
    (ii) If CMS receives multiple data submissions in the improvement 
activities ASM performance category in accordance with paragraph 
(a)(1)(ii) of this section from one or more submitters in the same 
organization for an individual ASM participant, CMS scores the most 
recent submission and assigns that score.
    (3) Promoting Interoperability ASM performance category.
    (i) For multiple data submissions received for the Promoting 
Interoperability ASM performance category in accordance with paragraph 
(a)(1)(iii) of this section, CMS calculates a score for each submission 
and assigns the highest of the scores.
* * * * *
0
105. Section 512.725 is amended by--
0
a. Revising paragraph (c)(4);
0
b. Adding paragraphs (c)(5), (e)(3)(i), and adding and reserving 
paragraph (e)(3)(ii);
0
c. Revising paragraphs (f)(3), (h)(1)(i), (h)(2) introductory text, and 
(h)(2)(i) introductory text;
0
d. Removing paragraph (h)(2)(iii);
0
e. Redesignating paragraph (h)(2)(iv) as paragraph (h)(2)(iii); and
0
f. Adding new paragraphs (h)(2)(iv) and (i).
    The revisions and additions read as follows:


Sec.  512.725  Quality ASM performance category.

* * * * *
    (c) * * *
    (4) Functional Outcome Assessment (MIPS Q182).
    (5) Magnetic Resonance Imaging (MRI) Lumbar Spine for Low Back Pain 
(modified for ASM).
* * * * *
    (e) * * *
    (3) * * *
    (i) For ASM participants in small practices, CMS scores all 
administrative claims-based quality measures at the TIN/NPI level 
according to the measure specifications for the applicable ASM 
performance year.
    (ii) [Reserved].
* * * * *
    (f) * * *
    (3) CMS excludes from an ASM participant's total measure 
achievement points and total available measure achievement points any 
measure required under paragraph (b) or (c) of this section that meets 
the respective measure's data completeness requirement but does not 
have a benchmark.
* * * * *
    (h) * * *
    (1) * * *
    (i) For each ASM performance year, an ASM participant receives 
between 1 and 10 measure achievement points (including partial points) 
for each measure specified in paragraph (b) or (c) of this section that 
satisfies the requirements described in paragraph (h)(1)(i)(A) or 
(h)(1)(i)(B) of this section, as applicable.
    (A) For each measure other than an administrative claims-based 
quality measure under the quality ASM performance category on which 
data is submitted in accordance with paragraph (e) of this section, the 
measure must do all of the following:
    (1) Have a benchmark specified in paragraph (h)(2) of this section.
    (2) Meet the case minimum requirements specified in paragraph (g) 
of this section.
    (3) Meet the data completeness criteria specified in paragraph (f) 
of this section.
    (B) For each administrative claims-based quality measure calculated 
by CMS under the quality ASM performance category, the measure must 
have a benchmark as specified in paragraph (h)(2) of this section and 
meet the case minimum requirements specified in paragraph (g) of this 
section.
* * * * *
    (2) Benchmarks for quality ASM performance category.
    (i) CMS bases benchmarks on an ASM participant's performance by 
collection type, from one of the following data sources:
* * * * *

[[Page 44302]]

    (iv) CMS excludes from an ASM participant's total measure 
achievement points and total available measure achievement points any 
measure required under paragraphs (b) or (c) of this section that does 
not have a benchmark.
* * * * *
    (i) Voluntary submission of patient-reported outcome data. For any 
ASM cohort and ASM performance year for which CMS specifies that a 
voluntary patient-reported outcome data submission is available, CMS 
may add 5 additional points to the ASM participant's quality ASM 
performance category score for the ASM participant's voluntary 
submission of patient-reported outcome data that meets the applicable 
requirements set forth in paragraph (i)(1) of this section for any CMS-
specified data collection period. Additional points awarded under this 
paragraph are added to the ASM participant's total measure achievement 
points calculated under paragraph (h)(4)(i) of this section, subject to 
the limitation set forth under paragraph (h)(4)(i)(B) of this section.
    (1) Requirements for successful voluntary submission of patient-
reported outcome data. To be eligible to receive the additional points 
for the quality ASM performance category for the applicable ASM 
performance year described in paragraph (i) of this section, an ASM 
participant must submit all of the following:
    (i) Baseline assessment data for at least 20 ASM beneficiaries for 
a first CMS-specified data collection period or follow-up assessment 
data for at least 20 ASM beneficiaries who received a baseline 
assessment during the preceding data collection period.
    (ii) All data elements for the applicable voluntary patient-
reported outcome instrument for each required assessment, as specified 
and in a form and manner determined by CMS, for the applicable data 
collection period.
    (iii) Data on all risk variables, as specified and in a form and 
manner determined by CMS, for each ASM beneficiary from whom an ASM 
participant voluntarily collects patient-reported outcome data during 
the applicable data collection period.
    (iv) The voluntary patient-reported outcome data in a form and 
manner determined by CMS by the data submission deadline for the 
applicable ASM performance year as described at Sec.  512.720(d).
    (2) Correction and resubmission of voluntary patient-reported 
outcome data.
    (i) An ASM participant may correct or resubmit any data needed to 
meet the voluntary data submission requirements described in paragraph 
(i)(1) of this section.
    (ii) CMS does not accept new submissions, corrected submissions, or 
resubmissions of voluntary patient-reported outcome data after the 
applicable data submission deadline described in paragraph (i)(1)(iv) 
of this section.
    (3) Timely error notice for determination of quality ASM 
performance category scoring incentive. An ASM participant may submit a 
written timely error notice as described at Sec.  512.755 if the ASM 
participant believes an error occurred in CMS' determination of whether 
the ASM participant met the requirements described in paragraph (i)(1) 
of this section to receive the additional quality ASM performance 
category points described in paragraph (i) of this section for the 
applicable ASM performance year as provided to an ASM participant by 
CMS in an ASM performance report.
0
106. Section 512.740 is amended by--
0
a. Revising paragraphs (b)(2)(ii), (b)(2)(iv), and (b)(3)(i)(C);
0
b. Removing paragraph (b)(3)(ii);
0
c. Redesignating paragraph (b)(3)(iii) as paragraph (b)(3)(ii);
0
d. Removing paragraph (b)(4)(i);
0
e. Redesignating paragraph (b)(4)(ii) as paragraph (b)(4)(i) and 
reserving paragraph (b)(4)(ii);
0
f. Revising newly redesignated paragraph (b)(4)(i);
0
g. Redesignating paragraph (c)(2) as paragraph (c)(3); and
0
h. Adding new paragraph (c)(2).
    The revisions and addition read as follows:


Sec.  512.740   Promoting Interoperability ASM performance category.

* * * * *
    (b) * * *
    (2) * * *
    (ii) An ASM participant must fulfill the Health Information 
Exchange objective through the following:
    (A) For each ASM performance year, report one of the following 
options:
    (1) Support Electronic Referral Loops by Sending Health Information 
(Measure ID # PI_HIE_1) and Support Electronic Referral Loops by 
Receiving and Reconciling Health Information (Measure ID # PI_HIE_4).
    (2) Health Information Exchange (HIE) Bi-Directional Exchange 
(Measure ID # PI_HIE_5).
    (3) Enabling Exchange Under the Trusted Exchange Framework and 
Common Agreement (TEFCA) (Measure ID # PI_HIE_6).
    (B) For the 2027 ASM performance year, an ASM participant may, but 
is not required to, report the Electronic Prior Authorization measure 
(Measure ID # PI_HIE_7).
    (C) Beginning with the 2028 ASM performance year, an ASM 
participant must report both measures described in paragraphs 
(b)(2)(ii)(C)(1) and (b)(2)(ii)(C)(2) of this section, report one 
measure and claim one exclusion, or claim exclusions to both measures:
    (1) Electronic Prior Authorization (Measure ID # PI_HIE_7).
    (2) Electronic Prior Authorization for Prescription Drugs (Measure 
ID # PI_HIE_8).
* * * * *
    (iv) An ASM participant must fulfill the Public Health and Clinical 
Data Exchange objective by reporting both measures described in 
paragraphs (b)(2)(iv)(A) and (b)(2)(iv)(B) of this section, reporting 
one measure and claiming one exclusion, or claiming exclusions to both 
measures:
    (A) Immunization Registry Reporting (Measure ID # PI_PHCDRR_1).
    (B) Electronic Case Reporting (Measure ID # PI_PHCDRR_3).
* * * * *
    (3) * * *
    (i) * * *
    (C) An exclusion for each measure that includes an option for an 
exclusion.
    (ii) Submit an affirmative attestation regarding the ASM 
participant's completion of the annual self-assessment checklist under 
the MIPS Promoting Interoperability High Priority Practices Guide of 
the SAFER Guides measure (Measure ID# PI_PPHI_2) within the calendar 
year of the ASM performance year.
    (4) * * *
    (i) Actions to limit or restrict the compatibility or 
interoperability of CEHRT. To fulfill ASM requirements for activities 
related to limiting or restricting the compatibility or 
interoperability of CEHRT, an ASM participant must not knowingly and 
willfully take action, such as disabling functionality, to limit or 
restrict the compatibility or interoperability of CEHRT.
    (ii) [Reserved].
* * * * *
    (c) * * *
    (2) Promoting Interoperability measure suppression. If certain 
circumstances occur that impact CMS' assessment of the performance of 
ASM participants on a measure specified for the Promoting 
Interoperability ASM performance category, CMS may in its sole 
discretion suppress the affected measure by excluding it from CMS' 
assessment of ASM participant performance while allocating the

[[Page 44303]]

maximum points available or providing full credit for the affected 
measure as long as the affected measure is reported, resulting in a 
suppressed measure contributing to the Promoting Interoperability ASM 
performance category objective score under paragraph (c)(3) of this 
section; or excluding it from the determination of a meaningful EHR 
user if the affected measure is not scored. CMS determines whether 
certain circumstances exist that warrant suppression of a measure based 
on CMS' consideration of one or more of the following factors:
    (i) The nature, breadth, and duration of the circumstances' effect 
on ASM participants' ability to fulfill the measure requirement.
    (ii) The availability of certified health IT modules to fulfill the 
measure.
    (iii) The circumstance affects the measure such that calculating 
the measure score would lead to misleading or inaccurate results, which 
may include performance or compliance.
    (iv) Out-of-date or conflicting technical standards.
    (v) Technical and operational capacity of required partners.
    (vi) Other factors as determined by CMS.
* * * * *
0
107. Section 512.745 is amended by--
0
a. Revising paragraph (a) introductory text and paragraph 
(a)(2)(iii)(B);
0
b. Redesignating paragraph (a)(5) as paragraph (a)(6);
0
c. Adding new paragraph (a)(5);
0
d. Revising newly redesignated paragraph (a)(6);
0
e. Revising paragraphs (b)(2) through (b)(6); and
0
f. Adding paragraphs (b)(7) and (b)(8).
    The revisions and additions read as follows:


Sec.  512.745  Final scoring.

    (a) Final score calculation. CMS calculates a final score of zero 
to 100 points using the formula specified at paragraph (a)(6) of this 
section for each ASM participant that meets the requirements to receive 
a final score as specified in paragraph (a)(2) of this section.
* * * * *
    (2) * * *
    (iii) * * *
    (B) Do not receive either a--
    (1) Quality ASM performance category score under Sec.  
512.725(h)(4)(iii); or
    (2) Cost ASM performance category score under Sec.  
512.730(e)(3)(i).
* * * * *
    (5) Rural scoring adjustment.
    (i) Scoring adjustment for an ASM participant in a rural area. CMS 
adds 5 points to the final score of an ASM participant who is in a 
rural area as defined at Sec.  512.705 and meets the requirements to 
receive a final score greater than zero as described in paragraph 
(a)(2)(i) of this section for an applicable ASM performance year.
    (6) Final score formula. Final score = [(quality ASM performance 
category score x quality ASM performance category weight) + (cost ASM 
performance category score x cost ASM performance category weight)] x 
100 + improvement activities ASM performance category scoring 
adjustment + Promoting Interoperability ASM performance category 
scoring adjustment + complex patient scoring adjustment + small 
practice scoring adjustment + rural scoring adjustment. The final score 
cannot be below zero points or exceed 100 points.
    (b) * * *
    (2) The ASM participant's quality ASM performance category scoring 
incentive for voluntary reporting of patient-reported outcome data 
under Sec.  512.725(i), as applicable.
    (3) The ASM participant's complex patient scoring adjustment under 
paragraph (a)(3) of this section, as applicable.
    (4) The ASM participant's small practice or solo practitioner 
scoring adjustment under paragraph (a)(4) of this section, as 
applicable.
    (5) The ASM participant's rural scoring adjustment under paragraph 
(a)(5) of this section, as applicable.
    (6) The ASM participant's final score, as applicable.
    (7) The ASM payment adjustment factor under Sec.  512.750(c)(1).
    (8) The ASM payment multiplier under Sec.  512.750(c).
* * * * *
0
108. Section 512.750 is amended by revising paragraphs (f)(1) and 
(f)(2) to read as follows:


Sec.  512.750   Payment adjustment.

* * * * *
    (f) * * *
    (1) If an NPI submits Part B covered professional service claims 
during an ASM payment year under a different TIN than the TIN CMS 
selected them as an ASM participant for that same ASM performance year 
and to which the NPI began assigning billing rights after the 
applicable ASM performance year but before the end of the corresponding 
ASM payment year, CMS multiplies the amount otherwise paid under Part B 
for covered professional services to the different TIN by the ASM 
payment multiplier calculated for the ASM participant based on their 
performance in the corresponding ASM performance year.
    (2) CMS multiplies the amount otherwise paid under Part B for 
covered professional services by the highest ASM payment multiplier 
calculated for an NPI who meets all the following:
    (i) Is an ASM participant under multiple TINs for a given ASM 
performance year.
    (ii) Submits Part B covered professional service claims during an 
ASM payment year under a TIN by which CMS did not select the NPI as an 
ASM participant and to which the ASM participant began reassigning 
billing rights after the applicable ASM performance year but before the 
end of the corresponding ASM payment year.
* * * * *
0
109. Section 512.765 is amended by adding paragraph (c) to read as 
follows:


Sec.  512.765  Application of the CMS-sponsored model arrangements and 
patient incentives safe harbor.

* * * * *
    (c) Scope. The CMS-sponsored model arrangements and patients 
incentives safe harbor described in paragraphs (a) and (b) of this 
section is available only with respect to remuneration exchanged or 
furnished in connection with an ASM participant's performance under the 
model and does not apply with respect to remuneration attributable to 
any period for which CMS determines the ASM participant does not meet 
ASM participant eligibility criteria under Sec.  512.710(a)(2) or is 
excepted from specified ASM requirements under Sec.  512.710(c).
0
110. Section 512.771 is amended by--
0
a. Revising paragraphs (a)(1), (a)(2), (a)(5), and (a)(6);
0
b. Redesignating paragraphs (a)(7) and (a)(8) as paragraphs (d)(2) and 
(d)(3), respectively.
0
c. Redesignating paragraphs (a)(9) through (13) as (a)(7) through (11), 
respectively.
0
d. Revising newly redesignated paragraphs (a)(7) and (a)(9); and
0
e. Adding paragraph (d).
    The revisions and additions read as follows:


Sec.  512.771  Collaborative care arrangements.

    (a) * * *
    (1) The collaborative care arrangement must be in writing, signed 
by all parties, specify the effective date, and be exclusively between 
one or more ASM participants who reassign billing rights through the 
same TIN and a primary care practice.
    (2) The primary care practice party and an ASM participant party to 
the

[[Page 44304]]

collaborative care arrangement must share one or more patients who are 
ASM beneficiaries.
* * * * *
    (5) All parties to the collaborative care arrangement must comply 
with the provisions of this section and all other applicable statutes, 
regulations, and guidance.
    (6) Neither the opportunity to enter into a collaborative care 
arrangement nor remuneration given or received under a collaborative 
care arrangement may be conditioned directly or indirectly on the 
volume or value of past or anticipated referrals or business generated 
by, between, or among the parties to the collaborative care arrangement 
or any other person. A selection criterion that considers whether an 
ASM participant and primary care practice share one or more ASM 
beneficiaries for the purpose of satisfying the requirement set forth 
in paragraph (a)(2) of this section will be deemed not to violate the 
volume or value standard of this section if the purpose of the 
criterion is to further the purpose of the collaborative care 
arrangement.
    (7) All parties to the collaborative care arrangement must retain 
the ability to make decisions in the best interests of ASM 
beneficiaries, including the selection of clinicians, devices, 
supplies, and treatments.
* * * * *
    (9) An ASM participant must maintain contemporaneous documentation, 
in accordance with Sec.  512.135, regarding all collaborative care 
arrangements entered into, including the following:
    (i) The relevant written agreements.
    (ii) Records of all remuneration exchanged, if any, for each ASM 
participant party to a collaborative care arrangement, including, at a 
minimum, all of the following:
    (A) A description of the remuneration.
    (B) The value of remuneration.
    (C) The methodology for determining the value of any in-kind 
remuneration in accordance with paragraph (d)(2)(ii) of this section, 
if applicable.
    (D) The date on which the remuneration was exchanged.
    (iii) The identity of each ASM participant who is a party to the 
collaborative care arrangement.
* * * * *
    (d) Remuneration under a collaborative care arrangement. If the 
parties to a collaborative care arrangement elect to include terms 
allowing for the exchange of remuneration under the collaborative care 
arrangement, the parties must also comply with all of the following:
    (1) The purpose of the exchange of remuneration under the 
collaborative care arrangement must be reasonably related to the 
purpose of the collaborative care arrangement, consistent with the 
requirements of paragraph (a)(3) of this section.
    (2) The total amount of any remuneration exchanged under a 
collaborative care arrangement in a given ASM performance year must not 
exceed an amount equal to the ASM participant's ASM payment adjustment 
factor for the applicable ASM performance year multiplied by the amount 
otherwise paid to the ASM participant by CMS under Part B for covered 
professional services during the applicable ASM performance year.
    (i) The collaborative care arrangement must specify a methodology 
for the parties to identify and calculate the total amount of 
remuneration exchanged under such arrangement in the ASM performance 
year for each ASM participant and determine within a reasonable amount 
of time after the information necessary to make the calculation in 
paragraph (d)(2) of this section becomes available whether the total 
amount of remuneration exceeds the limitation in paragraph (d)(2) of 
this section.
    (ii) For in-kind remuneration, the value of remuneration exchanged 
for the purpose of this section is determined based on the offeror's 
cost for the remuneration, using any reasonable accounting methodology, 
or the fair market value of the in-kind remuneration.
    (iii) The collaborative care arrangement must require the parties 
to reconcile any remuneration exchanged by each ASM participant under 
the arrangement in the ASM performance year after the limitation in 
paragraph (d)(2) of this section is determined.
    (iv) If the total amount of remuneration received by a party in the 
ASM performance year exceeds the limitation in paragraph (d)(2) of this 
section, the collaborative care arrangement must require the party that 
received the excess amount to repay the excess amount to the other 
party within a reasonable amount of time after the reconciliation.
    (3) Any remuneration exchanged under a collaborative care 
arrangement must be solely between the parties to the arrangement. To 
the extent that remuneration exchanged is monetary, any payment between 
the parties must be made by check, electronic funds transfer, or 
another traceable cash transaction.
* * * * *
0
111. Section 512.775 is amended in paragraph (a) by removing the 
reference ``Sec.  512.710(a)(2)'' and adding in its place the phrase 
``Sec.  512.710(a)(2) or Sec.  512.710(c)''.

Robert F. Kennedy, Jr.,
Secretary, Department of Health and Human Services.

    Note:  The following Appendices will not appear in the Code of 
Federal Regulations.

Appendix 1: MIPS Quality Measures

    Note:  Except as otherwise noted in this proposed rule, 
previously finalized measures and specialty sets would continue to 
apply for the CY 2027 performance period/2029 MIPS payment year and 
future years. Previously finalized measures and specialty sets are 
in the CY 2017 through CY 2026 PFS final rules: 81 FR 77558 through 
77816, 82 FR 53966 through 54174, 83 FR 60097 through 60285, 84 FR 
63205 through 63513, 85 FR 85045 through 85369, 86 FR 65687 through 
65968, 87 FR 70250 through 70633, 88 FR 79556 through 79964, 89 FR 
98599 through 98957, and 90 FR 50036 through 50353. In addition, 
electronic clinical quality measures (eCQMs) that are endorsed by a 
Consensus-Based Entity (CBE) are shown in Table A of this Appendix 
as follows: CBE #/eCQM CBE #.


    Note:  In section IV.A.4.d.(1)(c)(i) of this proposed rule, we 
are proposing to implement MIPS core measures for traditional MIPS 
and MVP reporting which are identified in the tables in this 
Appendix. In addition, in section IV.A.4.d.(1)(c)(ii) of this 
proposed rule, we are proposing to remove the high priority 
designation from MIPS quality measures and therefore, we have 
removed the high priority indicator across all tables in this 
Appendix.

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Appendix 2--Improvement Activities

    In this proposed rule, for the CY 2027 performance period/2029 MIPS 
payment year and future years, we are proposing to add 6 new 
improvement activities, modify 5 previously finalized improvement 
activities, and remove 11 previously finalized improvement activities. 
These proposals are discussed in section IV.A.4.d.(3)(b) of this 
proposed rule and in more detail below. We request comment on our 
proposals.

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[FR Doc. 2026-14327 Filed 7-14-26; 4:15 pm]
BILLING CODE 4169-69-P