Medicare enrollment deadline in Indiana
Federal Medicare enrollment windows apply to Indiana residents. State-specific Medigap rules can change your switching rights.
Enrollment windows in Indiana
| Window | Dates | Who it's for |
|---|---|---|
| Initial Enrollment (IEP) | 7-month window around your 65th birthday month | First-time enrollees |
| General Enrollment (GEP) | January 1 – March 31 | People who missed their IEP |
| Annual Enrollment (AEP) | October 15 – December 7 | Anyone changing Part C or D plans |
| MA Open Enrollment (OEP) | January 1 – March 31 | Medicare Advantage members |
Indiana Medigap notes
Indiana follows the standard federal Medicare calendar. Free counseling is available through SHIP Indiana.
Outside of guaranteed issue periods, most Medigap insurers can use medical underwriting. Check whether Indiana offers a birthday rule or anniversary window before assuming you can switch plans freely.
What to do next in Indiana
- Confirm your exact 7-month Initial Enrollment Period using your date of birth.
- Compare Medicare Advantage and Medigap with the side-by-side comparison.
- Estimate any Part D late enrollment penalty if you delayed drug coverage.
Frequently asked questions
- When is the Medicare Initial Enrollment Period in Indiana?
- The Initial Enrollment Period is the same in every state, including Indiana. It is a seven-month window that starts three months before the month you turn 65 and ends three months after.
- What is the Medicare Annual Enrollment Period in Indiana?
- In Indiana, as in every state, the Annual Enrollment Period runs October 15 through December 7. You can change Medicare Advantage or Part D plans, with new coverage starting January 1.
- Does Indiana have special Medigap rules?
- Federal Medicare rules apply everywhere, but several states layer extra Medigap protections on top. See the state-specific note on this page for Indiana.
- Where can Indiana residents get free Medicare help?
- Every state has a State Health Insurance Assistance Program (SHIP) that offers free, unbiased Medicare counseling. Indiana residents can contact their local SHIP office for one-on-one help.
Other states
Get your exact dates for Indiana
Enter your date of birth and we'll calculate the precise start and end of every enrollment window that applies to you.
Educational resource. Not legal, tax, or insurance advice. Always confirm specifics with Medicare.gov or your State Health Insurance Assistance Program.