Jonathan Kirshner, MD, is an is an Assistant Professor of Medicine at CUMC and an Infectious Diseases physician at NewYork-Presbyterian Medical Group Westchester. After earning his medical degree from Eastern Virginia Medical School, Dr. Kirshner completed his residency in Internal Medicine at Mount Sinai Beth Israel. He served his fellowship in Infectious Diseases at Montefiore Medical Center in New York. He is a member of several professional organizations, including the Infectious Diseases Society of America, the American College of Physicians, and the American Medical Association, and is board certified in Internal Medicine.