The Oklahoma State University Center for Health Sciences (OSU-CHS) is located in Tulsa, in the U.S. state of Oklahoma and is part of the Oklahoma State University System. The Center founded by the Oklahoma State Legislature in 1972 (to provide care to rural areas) and merged with OSU in 1988. The Oklahoma State University College of Osteopathic Medicine (OSU-COM) is consistently ranked by U.S. News & World Report as being among the best medical schools in the country. In 2013, the U.S. News & World Report ranked Oklahoma State University Center for Health Sciences 84th nationally in the field of primary care.