John P. Lynch, MD, was appointed Barnes-Jewish Hospital’s chief medical officer in July 2009. Dr. Lynch, a faculty member of Washington University School of Medicine, has been on staff at Barnes-Jewish since 1995. Dr. Lynch is board certified in internal medicine, pulmonary medicine and critical care medicine, as well as a Fellow of the American College of Chest Physicians. Dr. Lynch received his medical degree from Georgetown University. He completed his residency at the former Barnes Hospital and completed a fellowship in pulmonary and critical care medicine at Washington University School of Medicine.