Medicare is a social insurance program that provides health insurance coverage to about 60 million Americans- 51.2 million ages 65 and older and 8.8 million persons with disabilities- and is one of the nation’s largest sources of health coverage. A program through which close to 20 percent of U.S. health expenditures flow, Medicare provides coverage for about one of every six people residing in the country. Click here (PDF) to view the Medicare Overview infographic.

For more information on how Medicare is designed and operates, keep reading below or click here (PDF) to download the Medicare Primer.

The official Medicare website is


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