St. Elizabeths Hospital is a facility in southeast Washington, D.C., originally built to be a psychiatric hospital. Since 2010, hospital functions have been limited to a portion of the east campus operated by the District of Columbia Department of Mental Health. The remainder of the east campus is slated for redevelopment by the District of Columbia which owns the site. The west campus is owned by the Federal government and is being redeveloped for use as headquarters for the U.S.