Medicare supplement plans are offered by private insurance companies and available to individuals who are eligible for Medicare. A Medicare supplement plan will help limit out-of-pocket medical expenses such as copayments, coinsurance and deductibles. Medicare supplement plans are secondary to Original Medicare while Medicare Advantage Plans are primary to Original Medicare.
For Medigap Policies sold on or after June 1, 2010, there are 11 standardized plans labeled Plan A through Plan N. Each one of these standardized Medigap policies provide the same benefits to the individual.