Dr. Christopher J. DiMaio is a gastroenterologist in Greenlawn, New York and is affiliated with multiple hospitals in the area, including Long Island Jewish Medical Center at Northwell Health and North Shore University Hospital at Northwell Health. He received his medical degree from University at Buffalo School of Medicine and has been in practice for more than 20 years. Dr. Christopher J. DiMaio has expertise in treating colonoscopy, upper gi endoscopy, gastroenteritis, among other conditions - see all areas of expertise. Dr. Christopher J. DiMaio accepts Medicare, Aetna, Humana, Cigna, Blue Cross, United Healthcare - see other insurance plans accepted. Dr. Christopher J. DiMaio is highly recommended by patients.