Enrollment Guide
Know your dates. Follow the steps. Enroll with confidence.
Medicare enrollment has strict deadlines — missing them can mean gaps in coverage or permanent premium penalties. This guide explains every window and walks you through exactly what to do.
Which situation describes you?
Choose your scenario to jump to the guidance most relevant to you.
Turning 65 soon
You're approaching Medicare eligibility for the first time and want to know when and how to enroll.
Have employer coverage
You or your spouse still has job-based insurance and you're deciding whether to delay Medicare.
Reviewing or switching plans
You're already on Medicare and want to change your coverage during an enrollment window.
Medicare enrollment periods explained
There are four main windows when you can sign up or make changes. Each has different rules.
Your enrollment checklist
Work through these steps in order. Check each one off as you go — your progress is saved in your browser.
Overall progress
0 of 22 complete
Step 1 — Confirm your eligibility
0/4Step 2 — Gather your documents
0/5Step 3 — Choose your coverage
0/5Step 4 — Submit your enrollment
0/4Step 5 — After you're enrolled
0/4Ready to compare plans?
Once you know your enrollment window, find the right coverage for your needs.