Already have Medicare?
You can usually change your Medicare Advantage plan or your prescription drug plan for 2027.
A change made by December 7, 2026 generally starts January 1, 2027.
Medicare Made Understandable
Understand Your Medicare Choices.
Get Answers From Alan.
Learn how Medicare works, check whether your doctors and prescriptions are covered, and explore Medicare plans available where you live.
1Learn about MedicarePlain-English guides on enrollment dates, costs, doctors, and how the parts of Medicare fit together.2Check my situationFind out what to check before you change your Medicare coverage. Answer a few questions and get a short list of next steps.3Talk with AlanCall or schedule a phone or Zoom conversation. Bring your questions. You do not have to decide on a plan.
Annual Enrollment
October 15–December 7, 2026
This window is open. It is for 2027 coverage.
New to Medicare?
Your first chance to sign up is the seven months around the month you turn 65.
Those dates are not the same as this fall window.
Already in a Medicare Advantage plan?
You can make one change from January 1 through March 31, 2027. You can switch to another Medicare Advantage plan, or go back to Original Medicare.
That window is not a second Annual Enrollment.
Not sure which dates apply to you? Use our enrollment guide.
Last reviewed October 21, 2026.
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I'm turning 65Learn when to enroll, what to sign up for, and what happens if you're still working.
I want to keep my doctorsCheck your doctors, specialists, hospitals, and medical groups before changing coverage.
I need help with prescriptionsLearn how drug coverage works and what to check about your medicines and pharmacy.
I want to understand my costsCompare premiums, deductibles, copayments, and other potential expenses.
I already have MedicareUnderstand your coverage and when you may be able to change it.
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Your Medicare choices depend on where you get your care. Choose your city to learn about local providers and how to check whether a plan covers the doctors and hospitals you use.