Dr. Deepak S. Mahajan is a gastroenterologist in New Hyde Park, New York and is affiliated with multiple hospitals in the area, including NYC Health and Hospitals-Queens and North Shore University Hospital at Northwell Health. He received his medical degree from B. J. Medical College Ahmedabad and has been in practice for more than 20 years. Dr. Deepak S. Mahajan has expertise in treating obesity, hypertension & high blood pressure, gastroenteritis, among other conditions - see all areas of expertise. Dr. Deepak S. Mahajan accepts Medicare, Aetna, Humana, Blue Cross, United Healthcare - see other insurance plans accepted.