ATC Healthcare, Inc. provides medical supplemental staffing services primarily in the United States. It provides supplemental staffing services to nursing homes, physician practice management groups, managed care facilities, insurance companies, surgery centers, community health centers, and schools. The company offers healthcare associates, including specialty nurse, such as critical care, neonatal, and labor and delivery; medical administrative staff, such as third party billers, administrative assistants, claims processors, collection personnel, and medical records clerks. The company offers registered nurses, licensed practical nurses, and certified nursing assistants. It also offers allied health staffing services, which include mental health technicians; various therapists, including speech, occupational, and physical; radiology technicians; and phlebotomists. In addition, ATC Healthcare operates Travel Nurse Program on behalf of the clients with nurses, physical therapists, and occupational therapists on a long term basis. The company was incorporated in 1978 as Staff Builders, Inc. and changed its name to ATC Healthcare, Inc. in 2001. ATC Healthcare is based in Lake Success, New York.