CMS releases CY2028 NOIA for MA organizations wishing to apply for new contracts or service area expansions.
Mid-Late October 2026
POVER transactions must be complete (if required) according to the End-of-Year Enrollment and Payment Systems Processing Information Memo.
October 15, 2026
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.
October 15, 2026
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
Medicare Annual Election Period begins. Medicare beneficiaries can enroll in MA or Part D plans for CY2027.
November 11, 2026
CY2028 NOIA deadline to ensure access to HPMS for MA organizations applying for new contracts or service area expansions.