ColumbiaDoctors Medical Group is one of the largest multi-specialty practices in New York State, comprised of an experienced group of physicians specializing in Cardiology, Vascular Disease, Internal Medicine and Gastroenterology. The physicians at ColumbiaDoctors Medical Group are specialists in many areas of medicine, including: Congenital Heart Failure, Cardiac Transplantation, Cardiovascular Disease, Peripheral Vascular Disease, Pulmonary Hypertension, Arrhythmias, Cardiac Catheterization, Internal... Read More about Sanjay D. Naik, MD