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Key Upcoming Dates

October 2, 2026 | Key Medicare Advantage dates
Deadline by which enrollees of non-renewing PDPs, MA plans, MA-PD plans, and cost-based plans must receive final, personalized beneficiary non-renewal notification letters.
October 15, 2026 | Key Medicare Advantage dates
Medicare Annual Election Period begins. Medicare beneficiaries can enroll in MA or Part D plans for CY2027.
October 15, 2026 | Key Medicare Advantage dates
Deadline for MA organizations that need to make corrections to CY2027 ANOCs to submit ANOC errata to CMS in HPMS. MA organizations must send the corrected ANOCs to enrollees immediately following CMS approval.
October 15, 2026 | Key Medicare Advantage dates
Deadline for all MA organizations (including D-SNPs) to send the following documents to current enrollees: EOC (Member Handbook); abridged or comprehensive formularies; and provider and pharmacy directories.
Mid-Late October 2026 | Key Medicare Advantage dates
POVER transactions must be complete (if required) according to the End-of-Year Enrollment and Payment Systems Processing Information Memo.

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