Adventist HealthCare is a faith-based, nonprofit health system headquartered in Gaithersburg, Maryland. Founded in 1907 as the Washington Sanitarium by the Seventh-day Adventist Church, the organization has grown into a comprehensive healthcare network serving the Washington, D.C. metropolitan area. Its services include acute-care hospitals, rehabilitation facilities, behavioral health programs, urgent care centers, and home health services. Adventist HealthCare operates notable facilities such as Shady Grove Medical Center, White Oak Medical Center, and Fort Washington Medical Center. The system is recognized for specialized care in cardiac, cancer, stroke, orthopedic, and mental health services.