Dr. Jetter, Gina Mapes is a physician at Northeast Texas Neurology Associates 4801 Troup Hwy S. #800 Tyler, TX 75703 Smith County Telephone (903) 526-7055 Web Presence: https://uthealtheasttexas.com/provider/gina-mapes-jetter-md This Physician has registered with the Texas Department of Public Safety’s Texas Compassionate Use Program for Medically Prescribed Cannabis as of June 21, 2019.