William Duffy, MD

William Duffy, MD

Moderator

Dr. William Duffy is a career internal medicine physician and leader who embodies the role of clinician as educator, advisor, confidant, advocate and colleague. He holds a B.S. in chemistry from Seton Hall University, an M.D. from Georgetown University and is a Clinical Assistant Professor of Internal Medicine at the University of Pennsylvania. In over twenty years of practice, he has extensive experience in outpatient and inpatient care, perioperative consultation, as well as student and resident teaching. However, his primary focus is one of lifestyle modification as both prevention and treatment of disease.

He focuses on the individual's health as a product of their unique environment and dedicates time to discussing nutrition, exercise, stressors, family, support systems, leisure time, physical feelings with each patient. He strives to be the best clinician he can be and works in tandem with his patients to foster their efforts to be their best as well. Dr. Duffy currently practices at Penn Medicine Valley Forge in Penn Personalized Care.

Dr. Duffy is a certified personal trainer with the National Academy of Sports Medicine (NASM), as well as a member of the American College of Lifestyle Medicine (ACLM). He also maintains memberships in both the National Hockey League (NHL) and National Football League (NFL) Physician Societies.

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