Dr. Mark Abdelmalek

Dr. Abdelmalek is a dermatologist and Mohs surgeon practicing at Dermatology of Marlton, where he performs Mohs surgery in South Jersey and Philadelphia. He holds dual board certification in Mohs Micrographic Dermatologic Surgery and Dermatology from the American Board of Dermatology and is a fellow of the American College of Mohs Surgery and the American Academy of Dermatology. He has focused on Mohs surgery since 2007 and was among the first group of Mohs surgeons in the country to earn board certification in that specialty.

He received his undergraduate education at Penn State's Schreyer Honors College. His medical degree is from Drexel, followed by an internal medicine internship at Hahnemann University Hospital. Dermatology residency and chief residency were completed at Drexel University College of Medicine, and he then completed a Mohs micrographic surgery fellowship at the Laser and Dermatologic Surgery Center in St. Louis, Missouri. He has training in surgery, pathology and reconstructive surgery, and is a fellowship-trained dermatologic surgeon with surgical training beyond standard dermatology.

At the Perelman School of Medicine, University of Pennsylvania, he serves as an adjunct associate professor of dermatology. He spent more than a decade in academic medicine, ending as interim chair of the Department of Dermatology at Drexel University, and is a past president of the Philadelphia Dermatological Society. He founded Dermatology of Philadelphia | Mohs Surgery Center, which opened in Philadelphia in 2020. He has performed tens of thousands of dermatologic and Mohs surgeries and treated thousands of skin cancer patients, including complex Mohs cases. Philadelphia Magazine named him a Top Doctor each year from 2017 to 2025, and he received the Philadelphia Dermatological Society Founders Award in 2016.