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An official website of the United States government

Centers for Medicare and Medicaid Services (CMS)

Administrator: Chiquita Brooks-LaSure

7500 Security Boulevard
Baltimore, MD 21244-1850
Voice: (410) 786-3000
Voice2: (202) 690-6145
Toll-Free Voice: (877) 267-2323
TTY: Medicare: 877-486-2048; Medicaid: 800-692-2326
Web Address:
Secondary Web Address:

The Centers for Medicare and Medicaid Services (CMS) is a federal agency with responsibilities that include the Medicare and Medicaid programs, two national health care programs benefiting about 75 million Americans; the State Children’s Health Insurance Program; regulation of all non-research laboratory testing performed on humans in the United States; and programs assisting millions of Americans and small companies in obtaining health insurance coverage. The website targets health care providers and the public, while offers information about services to beneficiaries. Publications are available.

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