Dr. Steven D. Gronowitz is a double board certified by the American Board of Internal Medicine and the American Board of Gastroenterology. Prior to his position at GANJ, he was in private practice for over ten years.

Dr. Gronowitz completed a fellowship in gastroenterology and hepatology at New York Medical College in Valhalla, NY. He also completed his residency and internship at Montefiore Medical Center in Bronx, NY. In addition, he received his medical degree from SUNY Health Science Center at Brooklyn in Brooklyn, NY and his Bachelor of Arts in computer science and mathematics at Binghamton University in Binghamton, NY. Currently, he is an Assistant Professor at the Seton Hall-Hackensack Meridian School of Medicine.

Dr. Gronowitz has conducted over ten oral/poster presentations throughout the course of his career on relevant topics regarding gastroenterology. He has also a recipient of a Certificate of Distinction by The Leo M. Davidoff Society for outstanding achievement as a house officer in the teaching of medical students.

Awarded Castle Connolly Top Doctors 2023
Awarded Bergen County's Top Doctors 2023