Headquartered in King of Prussia, PA, UHS has 89,000 employees and through its subsidiaries operates 26 acute care hospitals, 334 behavioral health facilities, 39 outpatient facilities and ambulatory care access points, an insurance offering, a physician network and various related services located in 38 U.S. states, Washington, D.C., Puerto Rico and the United Kingdom. In 2021, UHS was again recognized as one of the World's Most Admired Companies by Fortune; in 2020, ranked #281 on the Fortune 500; and listed #330 in Forbes ranking of U.S.' Largest Public Companies.