Who Regulates Medigap? 
The Center for Medicare and Medicaid Services -LRB- also known as CMS -RRB- regulates Medigap . Every Medigap Policy must follow federal and state laws designed to protect you and it must be clearly identified as a `` standardized '' policy . CMS provides a Medicare Handbook to all Medicare Beneficiaries each year . The handbook covers the following : Enrollment Information Signing Up for Medicare Part A & Part B Medicare covered tests and services Health and prescription drug coverage choices Getting help to pay for health and prescription drug costs Your rights and how to protect yourself from fraud Long term care planning 