Medigap is a supplemental insurance policy sold through private health insurance companies and is used to fill in the "gaps" that Medicare does not pay. You must have Medicare part A and part B if you are to obtain Medicare Supplemental Insurance- Medigap
General Info (800) 633-4227
Eligibility & Replacement Medicare Card (800) 772-1213
Health Plan Choices Info- TTY (877) 486-2048
