Unity Health Center Medical Staffing Unity Health Care Nursing StaffingServices: Provide nursing staff for D.C. Jail. Owner: Unity Health Care MORE PROJECTS Saint Elizabeth's Hospital DC Office of the State Superintendent of Education (OSSE) Children’s National Health System - Schools Services Department of Youth Rehabilitation Services (DYRS) DC Department of Disability Services (DDS) District of Columbia Department of Health Prince George’s County Health Department Unity Health Care University of Maryland