Taryn E. Hassinger, MD, MS Taryn E. Hassinger, MD, MS, is a surgeon with AHN Surgery Institute, specializing in providing patients options for colon and rectal surgery. She applies best-practice techniques and procedures to help ensure long-term patient outcomes. Dr. Hassinger went to medical school and did her residency at University of Virginia School of Medicine in Charlottesville, Virginia. She did her fellowship in colon and rectal surgery at University of Minnesota Medical School in Minneapolis, Minnesota. Dr. Hassinger is certified by the American Board of Surgery in General Surgery. She sees patients ages 16 and older.