U.S. Public Health Service Building | |
 Main entrance of the U.S. Public Health Service Building, 2008 | |
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| Location | 1951 Constitution Avenue, NW, Washington, D.C. |
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| Coordinates | 38°53′34″N 77°2′39″W / 38.89278°N 77.04417°W |
| Area | 1 acre (0.40 ha) |
| Built | 1931 |
| Architect | Jules Henri de Sibour; Office of the Supervising Architect |
| Architectural style | Neoclassical |
| NRHP reference No. | 07000641[1] |
| Added to NRHP | July 5, 2007 |
The Federal Reserve Board - East Building, historically known as the U.S. Public Health Service Building, is a historic government office building. It is located at 1951 Constitution Avenue, Northwest, Washington, D.C., adjacent to the Eccles Building.
It was the headquarters of the U.S. Public Health Service during 1933–1942 and 1946–1947; at other times it was the headquarters of the Combined Chiefs of Staff, Atomic Energy Commission, and National Science Foundation. From 1965 until 2018, it was used by the Department of the Interior, most prominently as the headquarters of the Bureau of Indian Affairs and Office of Surface Mining, during which time it was known as the Department of the Interior - South Building. In 2018, it was transferred to the Federal Reserve Board of Governors.