AEP
Timing

Annual Enrollment

October 15 – December 7. Compare, switch, or stay.

The Annual Enrollment Period runs October 15 through December 7 each year. It's when most people can change their Medicare Advantage or Part D plan for the coming year.

Key points

  • Switch between Original Medicare and Medicare Advantage.
  • Change your Part D plan.
  • Changes take effect January 1.
  • Plans change formularies, networks, and pricing every year — worth reviewing annually.

Next steps

Related topics

Educational only. This information is not personalized advice. For your specific situation, verify at Medicare.gov or speak with a licensed Medicare professional.