Dr. Marissa D. Newman is an internist in New York, New York and is affiliated with Mount Sinai Hospital. She received her medical degree from Rutgers Robert Wood Johnson Medical School and has been in practice between 11-20 years. Dr. Marissa D. Newman has expertise in treating bronchitis, hypertension & high blood pressure, gastroenteritis, among other conditions - see all areas of expertise. Dr. Marissa D. Newman accepts Medicare, Aetna, Cigna, Blue Cross - see other insurance plans accepted. Dr. Marissa D. Newman is highly recommended by patients.