Joel Gelfand, MD

Joel M. Gelfand, MD, MSCE, FAAD, is a leading dermatologist specializing in observational epidemiology and clinical trials for inflammatory skin diseases, particularly psoriasis, atopic dermatitis, cutaneous T cell lymphoma, acne, and hidradenitis suppurativa. As the James J. Leyden Professor of Dermatology and Epidemiology at the University of Pennsylvania Perelman School of Medicine, he directs research using large medical records databases for pharmacoepidemiologic studies in dermatologic con