Ardent Health Services LLC operates acute care hospitals and other health care facilities in the United States. Its acute care hospitals and other health care facilities provide a range of services, including general surgery, internal medicine, emergency room care, orthopedics, neurosurgery, radiology, oncology, diagnostic care, cardiovascular services, pediatric services, and behavioral health services. As of December 31, 2004, the company operated 15 acute care hospitals and other health care facilities, with a total of 2,258 licensed beds, in Albuquerque, New Mexico; Tulsa, Oklahoma; and Baton Rouge, Louisiana. It also operates a health plan in Albuquerque, New Mexico, which includes approximately 193,000 members in New Mexico and approximately 56,000 additional members. The company also provides network access and medical management services through a contract with CIGNA HealthCare. Ardent Health Services was founded in 2001 and is headquartered in Nashville, Tennessee.