Headquartered in King of Prussia, PA, UHS has approximately 101,500 employees and through its subsidiaries operates 29 inpatient acute care facilities, 346 inpatient behavioral health facilities and 168 outpatient and other facilities, an insurance offering, a physician network and various related services located in 40 U.S. states, Washington, D.C., Puerto Rico and the United Kingdom. In 2026, UHS was again recognized as one of Fortune World's Most Admired Companies; and in 2025, ranked #271 on the Fortune 500; and was #355 among U.S. companies on Forbes Global 2000 World's Largest Public Companies.