Dr. Cohen is the Charles C. and Dorothea E. Harris Professor of Dermatology at New York University School of Medicine, where he also serves as Chief of Allergy and Contact Dermatitis, Vice Chairman of Clinical Affairs, and Director of Occupational and Environmental Dermatology. Dr. Cohen joined the NYU faculty in 1994 and his work has concentrated on cutaneous allergic and toxic reactions to exogenous and photo-reactive chemicals and the interaction of environmental stressors on the skin. Dr. Cohen has previously served as a lecturer of Environmental Sciences at Columbia University School of Public Health and has served as an Affiliated Faculty Member of the NYU Global Institute of Public Health since 2014.
Dr. Cohen currently serves on the Kadmon and Evommune board of directors. He has served on the board of directors of Dermira from 2014 until its acquisition by Eli Lilly and Company in 2020 and had previously served as a scientific advisor to Dermira since its inception in 2010. Dr. Cohen also served on the Boards of Vyteris from 2011 to 2012 and Connetics from 2005 until its acquisition by Stiefel in 2006. Dr. Cohen is a Past President of the American Dermatological Association, and served as President of the American Contact Dermatitis Society, the Dermatology Section of the New York Academy of Medicine, and the New York Dermatological Association.
Dr. Cohen served as a founding board member for the American Acne and Rosacea Society, and led the national guidelines of care for individuals with Latex allergy and served on the panel to establish the national guidelines of care for Atopic Dermatitis for the American Academy of Dermatology. Dr. Cohen received a B.S. in biomedical science from the City University of New York, an M.D. from State University of New York at Stony Brook School of Medicine and an M.P.H. in environmental science from Columbia University School of Public Health.