Key Upcoming Dates

August 20, 2026 | Key Medicare Advantage dates
CMS releases CY2027 contract materials in HPMS for MA and Part D plans (including D-SNPs).
August 31, 2026 | Key Medicare Advantage dates
CY2026 Part C and D reporting requirements data submission for enrollment/disenrollment.
August 31, 2026 | Key Medicare Advantage dates
CY2027 contract execution deadline
Mid-September, 2026 | Key Medicare Advantage dates
All CY2027 MA and PDP contracts fully executed (signed) by both Part C/Part D plan sponsors and CMS.
September 30, 2026 | Key Medicare Advantage dates
Deadline for all MA organizations (including D-SNPs) to send the standardized ANOC to enrollees. Plans that have Part D cost sharing must also send the Low Income Subsidy (LIS) rider to enrollees by this date.