The National Institutes of Health (NIH), a part of the U.S. Department of Health and Human Services, is the nation’s medical research agency — making important discoveries that improve health and save lives.

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Lawrence A. Tabak, D.D.S, Ph.D.

The NIH Director

Lawrence A. Tabak, D.D.S., Ph.D. is performing the duties of the Director of the National Institutes of Health (NIH), assuming this role on December 20, 2021.

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Close-up of the front of Building One.

NIH Leadership

NIH leadership plays an active role in shaping the agency's research planning, activities, and outlook.

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Organization chart.

Organization

The NIH is made up of 27 different components called Institutes and Centers.

Staff Directory

The NIH Enterprise Directory (NED) is an electronic directory of people who work at the NIH.

Voices of the NIH Community

NIH’s project to capture an oral history of the research experience.

History

For over a century, NIH scientists have paved the way for important discoveries that improve health and save lives.