Stuart Marcus, MD, has a broad range of physician leadership experience in clinical, administrative, regulatory and educational aspects of healthcare. He currently serves as a physician adviser with Xsolis, a healthcare technology firm, providing artificial intelligence-based utilization management services to hospital-based clients. He also serves as associate professor of medical education at the Dr. Kiran C. Patel College of Allopathic Medicine at Nova Southeastern University, Davie, Fla., where he teaches introductory clinical skills.

From 2016 to 2021, Dr. Marcus served as executive vice president/chief clinical officer for AMITA Health, a 19-hospital system with more than 230 sites of care in the greater Chicago area. As chief clinical officer, Dr. Marcus had systemwide accountability for quality and patient safety, physician advisory services, utilization and case management, clinical documentation improvement, health informatics, medical education, clinical research, population health and managed care. Dr. Marcus was the clinical lead for AMITA Health’s COVID-19 emergency command center, which encompassed all aspects of the healthcare system’s pandemic response.

Prior to joining AMITA Health, Dr. Marcus was president/CEO of St. Vincent's Health Services in Bridgeport, Conn., and market executive for Ascension’s New York and Connecticut market. He joined St. Vincent’s in 2006 as clinical vice president/chairman of the Department of Oncology, where he led development of the system's integrated cancer center. He later served as chief medical officer and as professor of surgery for the Frank H. Netter MD School of Medicine at Quinnipiac University. Earlier in his career at NYU/Bellevue, Dr. Marcus held positions as associate professor of surgery and general surgery program director at the NYU School of Medicine and chief of surgery at Bellevue Hospital Center, where he helped to coordinate Bellevue’s 9/11 response.

Dr. Marcus’ clinical practice was focused on gastrointestinal cancer surgery. He earned his medical degree from Duke University, was trained in general surgery at NYU/Bellevue and completed a fellowship in surgical oncology at the National Cancer Institute. He earned his Master of Business Administration from the University of Massachusetts at Amherst.