Supplements & other insurance

How Medicare works with other insurance

Learn how benefits are coordinated when you have Medicare and other health insurance.

Retiree insurance

Read 5 things you need to know about how retiree insurance works with Medicare. If you're retired, have Medicare and have group health plan coverage from a former employer, generally Medicare pays first. Your retiree coverage pays second.

What's Medicare Supplement Insurance (Medigap)?

Read about Medigap (Medicare Supplement Insurance), which helps pay some of the health care costs that Original Medicare doesn't cover.

Find a Medigap policy

Read about Medigap (Medicare Supplement Insurance), which helps pay some of the health care costs that Original Medicare doesn't cover.

When can I buy Medigap?

Get the facts about the specific times when you can sign up for a Medigap policy.

How to compare Medigap policies

Read about different types of Medigap policies, what they cover, and which insurance companies sell Medigap policies in your area.

Medigap & travel

Read about which Medigap policies offer coverage when you travel outside the United States (U.S.).