FONAR Corporation, together with its subsidiaries, engages in the research, development, production, and marketing of magnetic resonance imaging (MRI) scanners for the detection and diagnosis of human diseases in the United States. The company operates through two segments, Medical Equipment segment, and Physician Management and Diagnostic services segment. It provides Upright MRI scanner that allows patients to be scanned in weight-bearing conditions, such as standing, sitting, bending, or lying down. The company offers non-medical management, including administrative services, billing and collection services, credentialing services, contract negotiations, compliance consulting, purchasing IT services, hiring, conducting interviews, training, supervision and management of non-medical personnel, storage of medical records, office space, equipment, repair maintenance services, accounting, assistance with compliance matters and the development and implementation of practice growth and marketing strategies. The company owns and operates four diagnostic imaging facilities in Florida; and manages 35 MRI scanning facilities, including 22 facilities located in New York and 13 situated in Florida. It markets its scanners to private diagnostic imaging centers and hospitals. The company was founded in 1978 and is based in Melville, New York.