Dr. Rattanjit S. Kohli is an internist in Brooklyn, New York and is affiliated with multiple hospitals in the area, including Downstate Health Sciences University-University Hospital At Downstate and NYC Health and Hospitals-Kings County. He received his medical degree from Delhi University College of Medical Sciences and has been in practice for more than 20 years. Dr. Rattanjit S. Kohli has expertise in treating arthritis, hypertension & high blood pressure, diabetes, among other conditions - see all areas of expertise. Dr. Rattanjit S. Kohli accepts Medicare, Aetna, Humana, Cigna, Blue Cross - see other insurance plans accepted.