Number: RL33712 Title: Medicare: A Primer Authors: Jennifer O'Sullivan, Domestic Social Policy Division Abstract: This report provides an overview of Medicare. It begins with a brief program history, and then outlines the key features of Parts A and B, also known as "Original Medicare." That is followed by overviews of Part C and Part D, a discussion of program financing, and a discussion of future program directions. Pages: 40 Date: August 1, 2008