Based in Tulsa, Okla. and established in 1987, Warren Clinic is a part of Saint Francis Health System. Saint Francis Health System is an integrated, medically-based Health System. Warren Clinic comprises of physician offices in ten northeastern Oklahoma cities, including 29 practice locations in Tulsa. Each clinic offers patients a wide spectrum of primary care medical services, from disease prevention to the management of patients with chronic medical conditions. In November 1997, Medical Care Associates of Tulsa (MCAT) joined Warren Clinic.