Marnie Nussbaum MD Dermatology and Aesthetics | 64 followers on LinkedIn. Marnie B. Nussbaum, M.D., FAAD, is a board-certified dermatologist specializing in non-invasive aesthetic rejuvenation. | Dr. Marnie Nussbaum is a NYC board certified dermatologist with a private practice located on the Upper East Side in Manhattan, NY. Dr.