Retired Maj. Gen. Brian C. Lein, M.D.

Dr. Lein is Associate Dean of Graduate Medical Education and OMS-4 Advising at the Illinois College of Osteopathic Medicine. He previously served more than 40 years in the U.S. Army and Department of Defense, leading major medical organizations including the Army Medical Department Center and School and the Army Medical Research and Materiel Command. He also served as the Army’s senior physician, overseeing recruitment and professional development for more than 4,000 military doctors. Dr. Lein commanded two major military hospitals, including Landstuhl Regional Medical Center during the Iraq and Afghanistan wars. A board-certified general surgeon, he is a Fellow of the American College of Surgeons and an experienced military medical leader.