Dr. Zahalsky is a primary care physician Board Certified in Internal Medicine. He earned a M.D. from Brown University, and completed a residency in Internal Medicine at the Johns Hopkins Bayview Medical Center. He has been practicing medicine in Arlington, Virginia for more than 20 years. Dr. Zahalsky is on the staff of Virginia Hospital Center in Arlington. He has served as chairman and vice-chairman of the Division of Primary Care at Virginia Hospital Center. He has also been a Clinical Assistant Professor at Georgetown University.