Medicare Enrollment for 2027: Don’t Miss These Key Details

The Medicare Annual Enrollment Period (AEP) for 2026 plans runs October 15 – December 7, 2026. Any plan changes you make to your Medicare Advantage or Part D drug plan during this period will take effect on January 1, 2027.

Each year, some rules for the enrollment period carry over while others get updated. For 2027, there are a few important changes just finalized by CMS, along with ongoing requirements you will want to keep in mind.

Here’s an overview of what’s new — and what still matters — as you review your Medicare plan options for 2027.

Get Your AEP To-Do List

This easy-to-understand list for the Medicare Annual Enrollment Period will help you save money, ensure your benefits are the best they can be, check that your doctors are still in network, & more.

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