Mario Sznol, MD

Mario Sznol, MD recently joined the faculty of Sylvester Cancer Center, University of Miami, in February 2026. Prior to joining the University of Miami, he was a Professor of Internal Medicine, Leader of the Clinical Research Team for the Skin and Kidney Cancer Program, and Co-Leader of the Cancer Immunology Program at the Yale Comprehensive Cancer Center. Dr. Sznol is a graduate of Rice University and Baylor College of Medicine (BCM) in Houston, Texas. He trained in internal medicine at BCM and completed a fellowship in medical oncology in the Department of Neoplastic Diseases at Mount Sinai Hospital, New York. He spent the next twelve years in the Biologics Evaluation Section (BES), Investigational Drug Branch (IDB), Cancer Therapy Evaluation Program of the National Cancer Institute, and was BES Chief from 1994 to 1999. He was on the inpatient units of the Biological Response Modifiers Program, NCI, from 1988 to 1996, and on the immunotherapy service of the Surgery Branch, NCI, from 1997 to 1999. From 1999 to 2004, he served as Vice President of Clinical Development for Vion Pharmaceuticals in New Haven, Connecticut. In 2004, he joined the medical oncology faculty at Yale, focusing on early drug development, immunotherapy and treatments for advanced melanoma and kidney cancer. Dr. Sznol is a past president of the Society for Immunotherapy of Cancer (SITC).