May 1, 2017
Between December 2014 and December 2015, enrollment in Medigap increased to 11.8 million, up from approximately 11.2 million in December 2014.
The enrollment in Plan G, which covers all Medicare deductible and coinsurance amounts except the Part B deductible, increased by 28 percent from 2014 to 2015, or by 198,000 enrollees.
Enrollment in Plan K, which provides partial coverage for coinsurance and copayments and has an out-of-pocket limit of $4,940, also increased by 28 percent from 2014 to 2015, or by 16,000 enrollees.
The percent of fee-for-service (FFS) Medicare beneficiaries with Medigap plans increased from 30 percent in 2014 to 32 percent in 2015.
This report presents trends in enrollment and coverage options in Medicare Supplement (Medigap) insurance using data on enrollment as of December 2015 from the National Association of Insurance Commissioners (NAIC). The NAIC data set contains information on most Medigap policies in force in the United States and its territories, representing approximately 11.8 million enrollees, with policies from 305 companies.