Gary Weissman

Dr. Gary Weissman is an Assistant Professor of Medicine and Informatics and Core Faculty at the PAIR Center. He is also a Senior Fellow of both the Leonard Davis Institute (LDI) of Health Economics and the Penn Institute for Bioinformatics (IBI). Dr. Weissman is a practicing physician and cares for people on the medical intensive care unit at the Hospital of the University of Pennsylvania.

Dr. Weissman leads the Clinical Artificial Intelligence and Machine Learning (CAIML) Lab that develops and tests predictive clinical decision support systems using artificial intelligence (AI) and machine learning (ML) methods. The CAIML lab develops AI/ML decision support systems for ventilator management, population health management, and diagnostic excellence. He also conducts policy research related to the regulation and oversight of clinical AI/ML decision support systems. His work has been supported by NHLBI, NIGMS, NIA, and ARPA-H.

Dr. Weissman was selected by the National Academy of Medicine as a Diagnostic Excellence Scholar in 2024, is a Faculty Scientific Advisor for the Center for Precision Resource Utilization (CPRU) at the Penn Medicine Center for Health Care Transformation and Innovation (CHTI), and is the founding director of the Complete Inpatient Record using Comprehensive Electronic data (CIRCE) Project. He teaches courses every summer at Penn on clinical AI/ML and predictive modeling methods.

Dr. Weissman received his AB in Physics from Dartmouth College, completed a post-baccalaureate program at the University of Pennsylvania, and completed medical school at Sidney Kimmel Medical College, Thomas Jefferson University. He completed residency in internal medicine and a fellowship in pulmonary and critical care medicine, with a Master of Science in Health Policy Research, at the University of Pennsylvania. He lives with his wife and three children, and enjoys spending time outdoors with his family, playing ultimate frisbee, and woodworking.