Dr. Prager is board certified in internal medicine. Dr. Prager graduated Summa Cum Laude from Yale College earning his bachelor’s degree. He earned his medical degree from the University of California San Diego and completed his residency at the University of Pittsburgh. For the past 15 years, Dr. Prager has served as an assistant professor of internal medicine at Washington University School of Medicine. In addition to his primary care services, Dr. Prager takes a special interest in geriatric medicine and treating patients who have the human immunodeficiency virus (HIV).