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Medicare enrollment: put the dates in order

Build a timeline for eligibility, decisions and coverage.

Mave Insurance, LLCUpdated September 13, 2026Content standards
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The clear answer

Medicare has several enrollment periods with different purposes. Initial eligibility, delayed enrollment after working and annual plan changes should not be blended into one deadline. Begin with when you became eligible and what coverage you currently have.

Start with the decision in front of you

Keep the key points above in mind as you work through these next steps.

What deserves a closer look

A plan-change period may not give you the right to buy a Medigap policy without underwriting. Use official guidance for your situation. The Mave timeline tool illustrates the standard age-65 window and flags first-of-month birthdays.

Your practical checklist

Use this list to prepare for a coverage conversation. Ask for the answer in the official policy, benefits summary or enrollment notice, and keep a copy for your records.

  • Confirm eligibility and automatic-enrollment status.
  • Verify current employer or retiree coverage.
  • Record deadlines for each coverage component.
  • Confirm effective dates in writing.

Medicare enrollment: put the dates in order: common questions

Is Medicare enrollment the same as choosing a private Medicare plan?

No. Enrolling in Medicare Parts A and B and selecting a Medicare Advantage, Part D or Medigap policy involve different processes and timing rules.

What if I have employer coverage near age 65?

Check whether the coverage is based on current employment, employer size and how it coordinates with Medicare. Do not assume retiree coverage or COBRA creates the same protections.

Make this about your life.

Tell us your priorities and how to reach you. A dedicated agent can explain the available options, service scope and compensation that apply to your situation.

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