Dr. Caroline McWilliams is a board-certified physician in Addiction Medicine and Internal Medicine, serving as the Medical Director at Gaudenzia, a leading provider of substance use disorder treatment and behavioral health services. With nearly 20 years of experience in clinical leadership, integrated care, and evidence-based addiction treatment, Dr. McWilliams is a nationally recognized expert in the field.
She earned her undergraduate degree from Brown University and her medical degree from the Lewis Katz School of Medicine at Temple University, followed by residency training at Pennsylvania Hospital, part of the University of Pennsylvania Health System.
Dr. McWilliams has held prominent roles including Medical Director at Recovery Centers of America and Inglis House, where she developed and led programs for individuals with co-occurring mental health and substance use disorders, chronic medical conditions, and disabilities. Her clinical interests include opioid use disorder, medication-assisted treatment (MAT), trauma-informed care, and community-based recovery models.
She is an active member of the American Society of Addiction Medicine (ASAM) and frequently speaks on topics such as harm reduction, health equity, and innovative approaches to addiction care. At Gaudenzia, Dr. McWilliams oversees medical strategy, clinical quality, and program development, ensuring that clients receive compassionate, comprehensive, and culturally competent care.
Why I Work at Gaudenzia
“I chose this work because I believe that addiction is a complex but treatable medical condition and everyone deserves access to compassionate, evidence-based care. I’m honored to lead a team of professionals who share this vision, and I remain dedicated to advancing a standard of care that is both clinically rigorous and deeply humane.”