Medicare Part D
Section 101 of the Medicare Prescription Drug, Improvement, and Modernization Act of 2003 (MMA) (Pub. L. 108–173) amended Title XVIII of the Social Security Act by establishing a new Part D: the Voluntary Prescription Drug Benefit Program. Below are links to information regarding Medicare Part D.
Department of Health and Human Services - general information
Department of Health and Human Services - prescription drug coverage overview and more links