Medicare Part D is a program that was created by the federal Medicare Prescription Drug, Improvement, and Modernization Act (MMA) of 2003 to provide some assistance for Medicare beneficiaries to pay for outpatient prescription drug costs. It is an optional program available to Medicare beneficiaries eligible for Medicare Part A and/or enrolled in Part B. The MMA was created and is regulated by the federal government. The State of Wisconsin Office of the Commissioner of Insurance (OCI) does not have jurisdiction regarding Medicare, Medicare-approved drug discount cards, Medicare Part D, or Medicare Advantage plans.

Information regarding Medicare Part D, Medicare Advantage plans, and changes to the traditional Medicare program can be obtained from the Centers for Medicare and Medicaid Services (CMS), the agency which administers the Medicare Program, ( or from the Board on Aging and Long Term Care (BOALTC) (