Turning 65 Medicare Checklist

Start several months before you turn 65

Give yourself time to understand whether you need to enroll and how Medicare will coordinate with the coverage you have now. For most people who become eligible at 65, the Initial Enrollment Period begins three months before the month they turn 65, includes the birthday month, and continues for three months afterward.

Starting early does not obligate you to select a plan. It gives you time to collect dates, ask an employer or current insurer questions, and confirm federal enrollment information before making a change.

• Write down the month you turn 65
• Mark the beginning and end of your Initial Enrollment Period
• Confirm whether you already receive Social Security or Railroad Retirement Board benefits
• Watch for official Medicare enrollment information and your Medicare card

Confirm whether you need to enroll

Some people are automatically enrolled in Medicare Part A and Part B, while others must actively sign up through Social Security or the Railroad Retirement Board. Do not assume enrollment will happen automatically based only on your age.

If you or your spouse are still working and you have group health coverage from that current job, you may be able to delay Part B. Ask the employer's benefits administrator whether the coverage qualifies under Medicare's current-employment rules and which coverage would pay first.

• Check your enrollment status with the appropriate federal agency
• Ask what forms or employment records are required
• Confirm the requested Part A and Part B effective dates
• Keep copies of confirmations and official notices

Coordinate the coverage you already have

COBRA, retiree coverage, Marketplace coverage, veterans benefits, Medicaid, and other coverage can coordinate with Medicare differently. COBRA generally does not extend the eight-month Part B Special Enrollment Period tied to active employment, so verify timing before relying on it.

If you use a Health Savings Account, coordinate contribution timing before Medicare begins. Premium-free Part A can begin retroactively for as many as six months when someone enrolls after 65, but not before the first month of eligibility. Ask the employer, HSA administrator, and a qualified tax professional about your dates.

Prepare for a complete coverage review

Medicare enrollment is only the first part of the review. Your providers, prescriptions, pharmacies, travel, other coverage, budget, and comfort with coverage rules all belong in the conversation.

Compare the full cost picture rather than one premium. Review separate timing rules for Medicare Advantage, Part D drug coverage, or Medigap before changing or ending any coverage.

• List the doctors, hospitals, specialists, and pharmacies that matter to you
• Organize prescriptions privately for a personal review
• Compare premiums and possible out-of-pocket costs together
• Check provider, network, referral, prior-authorization, and travel considerations

Confirm the new coverage before ending the old coverage

Keep your current coverage until the new coverage has been accepted and its effective date is confirmed. A preliminary conversation, application, or comparison is not the same as active coverage.

Use the printable checklist to record dates and questions, but keep Medicare numbers, Social Security numbers, banking information, medication lists, and health details out of public comments and ordinary email. Bring private information only into an appropriate secure review process.

Your Medicare timeline is personal. Verify eligibility, enrollment periods, documentation, and effective dates with Medicare, Social Security, the Railroad Retirement Board, your employer, or your current insurer as appropriate.