GetFastRates.com
Switching Between Medicare Advantage and Medicare Supplement (Medigap)
Switching between Medicare Advantage and Original Medicare plus a Medigap policy is generally possible -- but the timing, and especially the medical underwriting, genuinely differ depending on which direction you're going.
People switch between Medicare Advantage and Original Medicare plus a Medigap policy for real reasons -- a network that stopped working, wanting broader access, or wanting to simplify. Both directions are generally possible, but they aren't symmetrical: switching into a Medigap policy usually comes with a real medical-underwriting question that switching into Medicare Advantage doesn't.
Switching timing generally follows Medicare's enrollment periods
Moving between Medicare Advantage and Original Medicare typically happens during the Annual Enrollment Period (October 15 - December 7) or, if you're already in a Medicare Advantage plan, the Medicare Advantage Open Enrollment Period (January 1 - March 31). Outside those windows, a separate qualifying event is generally required.
Enrolling in a new Medicare Advantage plan is generally guaranteed-issue
During the right enrollment window, Medicare Advantage plans generally can't turn you down or charge more based on your health -- the real decision factors there are network, drug formulary, and service area, not medical underwriting.
Adding or switching a Medigap policy usually isn't guaranteed-issue
Outside specific protected situations -- like your first Medigap enrollment during your own Medigap Open Enrollment Period, or a guaranteed-issue right tied to certain coverage changes -- an insurer can generally ask health questions and decline or rate up a Medigap application. This is the single biggest thing to check before dropping Medicare Advantage coverage expecting a Medigap policy to replace it automatically.
- Whether a guaranteed-issue right applies to your specific situation is worth confirming directly, not assumed
- Some states have their own broader Medigap protections beyond the federal minimum
Confirm your doctors and medications before switching either direction
Original Medicare plus Medigap is accepted nationwide with no network to check; a new Medicare Advantage plan has its own specific network and drug formulary. Either direction, checking your actual doctors and medications against the new setup is worth doing before the switch takes effect, not after.
Your next step
See the enrollment period that applies to your specific switch.
Also worth a look:
Common questions
Can I always switch from Medicare Advantage to a Medigap policy?
You can generally apply anytime, but outside a guaranteed-issue situation, the insurer can typically ask health questions and decline or rate up the application. Whether a guaranteed-issue right applies to your specific situation is worth confirming before counting on the switch going through.
Is switching from Medigap to Medicare Advantage easier?
Generally yes, from a health-questions standpoint -- Medicare Advantage plans are generally guaranteed-issue during the right enrollment window. The bigger things to check going that direction are usually the plan's network and drug formulary against your actual doctors and medications.
What's the biggest mistake people make switching between these?
Dropping Medicare Advantage coverage before confirming a Medigap application will actually be accepted. Because Medigap underwriting isn't guaranteed-issue in every situation, it's worth confirming the new coverage is real before giving up the old one.
Questions are easier by phone.
Call 855-367-1095 to talk through your situation with licensed insurance help.
- Licensed insurance help
- No guaranteed eligibility, pricing, or availability
- Educational starting point
GetFastRates.com is not connected with or endorsed by the U.S. government or the federal Medicare program. Calling connects you with licensed insurance help. Plan availability, costs, benefits, and enrollment rules can vary by state, carrier, and individual situation.