Dr. Tasiopoulos received his Doctor of Osteopathic Medicine degree from the Chicago College of Osteopathic Medicine. He completed his residency at Northwestern University, and his fellowship at University of Chicago – Lutheran General Hospital. He is currently a member of the American College of Gastrointestinal Endoscopy, the Chicago Society of Gastroenterology, and the American College of Gastroenterology. Dr. Tasiopoulos specializes in diagnostic and therapeutic endoscopy and colonoscopy. He is board certified in both internal medicine and gastroenterology.