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Final ruleTook effect June 1, 2026

Medicare Program; Contract Year 2027 and Certain Contract Year 2026 Policy and Technical Changes to the Medicare Advantage Program, Medicare Prescription Drug Benefit Program, and Medicare Cost Plan Program

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register April 6, 2026. Document 2026-06600. Updated Nov. 13, 2026.

What it does

This final rule revises the Medicare Advantage (Part C), Medicare Prescription Drug Benefit (Part D), and Medicare cost plan regulations to implement changes related to Star Ratings, marketing and communications, drug coverage, enrollment processes, special needs plans, and other programmatic areas.

The Centers for Medicare & Medicaid Services's summary, as published in the Federal Register.

What changed in the regulation

2 parts of Title 42 of the Code of Federal Regulations:

42 CFR 422, 42 CFR 423

Wording on eCFR: the day before it took effect and from the day it took effect (first part listed).

Compared with

The Centers for Medicare & Medicaid Services has published 24 final rules in 2026 so far, compared with 12 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

What happens next and when

Effective date: These regulations are effective June 1, 2026.

The agency's dates, word for word.

Document number2026-06600
ActionFinal rule.
AgenciesHealth and Human Services Department; Centers for Medicare & Medicaid Services
PublishedApril 6, 2026
Effective dateJune 1, 2026
Regulation identifier (RIN)0938-AV40, 0938-AV63
DocketCMS-2025-1393
Significant (marked in the Federal Register)Yes

Source: the Federal Register (public domain). The document in the Federal Register