Dr. Hartwig an Alva, Oklahoma native, began his Family Practice Clinic in Perry in 1989. He attended Northwestern Oklahoma State University for his undergraduate education before completing his medical education at the University of Oklahoma, College of Medicine in 1986. Dr. Hartwig spent his residency at OU Health Science Center and Family Medical Clinic in Enid, Oklahoma. He and his wife Marsha have three sons, Spencer, Jansen and Mitchell.  In his free time he enjoys staying active with tennis, running, hunting, and following his boys’ activities.