Joshua Zeichner, MD, is an Associate Professor and the Director of Cosmetic and Clinical Research in Dermatology at Mount Sinai Hospital, New York, NY. He is one of the country’s key opinion leaders in medical and cosmetic dermatology and is well published in top peer-reviewed dermatology journals. As an educator, he trains residents and medical students and regularly lectures to international audiences at major dermatology meetings. Dr. Zeichner has consistently been voted by his peers to New York Magazine’s Best Doctors and New York City Super Doctors, published in the New York Times Magazine, including recognitions in the 2026 issues.
