Health Info Programs Pharmacy Nutrition Behavioral Health Ardmore Clinic CAIHF Diabetes Care Center Durant Clinic Oklahoma Optical Purcell Clinic Tishomingo Clinic Privacy Policy Health System    (580) 436-3980 or toll free 1-800-851-9136 Description   Chickasaw Nation Health System    Mission Statement: Provide American Indians with health services that promote healing and wellness.   Vision Statement: Healthy American Indians through informed choices and excellent health services.