Responsibilities Summit Oaks Hospital, a 126 bed, private acute care hospital and chemical dependency treatment center, located in a picturesque suburban setting, fully accredited (by the Joint Commission), has been providing quality health care to adult, child and adolescent northeastern USA residents, since 1902.Summit Oaks has repeatedly been recognized in U.S. News & World Report, as one of the nation's best behavioral health hospitals. 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.