Dr. John Biltz received his medical degree from the University of Texas Southwestern Medical School in Dallas in 1993. He completed his internship there. He received his residency in dermatology at the University of Iowa Hospitals and Clinics in Iowa City, Iowa. He was certified by the American Board of Dermatology in September 1997. A native of Navarro County, Dr. Biltz has practiced medicine in Corsicana, Texas, his hometown, for over fifteen years.
Dr. Biltz and his wife, Susan, have three children.