Parthiv V. Raval, MD, is a gastroenterologist with more than 35 years of medical experience. A former Chief of Gastroenterology at Barnert Hospital, Dr. Raval has extensive experience in digestive health and has served in leadership roles throughout his career. He sees patients at GANJ’s Clifton location.

Ravishankar “Ravi” Ramamoorthy, MD, is a gastroenterologist and member of North Jersey Gastroenterology, a division of Gastroenterology Associates of New Jersey. Dr. Ramamoorthy completed his medical degree, residency and gastroenterology fellowship at UMDNJ in Newark and provides digestive health care to patients at GANJ’s Wayne location.

Ori A. Rackovsky, MD, is a board-certified gastroenterologist with Gastroenterology Associates of New Jersey. His training and research include inflammatory bowel disease, liver fibrosis and other digestive conditions. Dr. Rackovsky sees patients at GANJ’s Wayne and Montclair locations.

Giulio Quarta, MD, is a gastroenterologist with Gastroenterology Associates of New Jersey. He completed his gastroenterology fellowship at NYU Langone Medical Center and has an extensive background in medical research. Dr. Quarta sees patients at GANJ’s West Orange location and is fluent in Spanish with a working knowledge of Italian.

David M. Pinn, MD, is board certified in gastroenterology and internal medicine and is a member of North Jersey Gastroenterology, a division of Gastroenterology Associates of New Jersey. Dr. Pinn completed his gastroenterology fellowship at Montefiore Medical Center and provides digestive health care to patients at GANJ’s Wayne location.

Alexander Perelman, DO, MS, is a board-certified gastroenterologist with extensive experience diagnosing and treating digestive disorders. His clinical interests include GERD and eosinophilic esophagitis, and he is an experienced educator and published author. Dr. Perelman sees patients at GANJ locations in West Orange and Jersey City.

Haleh Pazwash, MD, FACG, is a board-certified gastroenterologist with extensive clinical, academic and leadership experience. She serves as Chair of the Division of Gastroenterology at The Valley Hospital and has conducted research focused on endoluminal gastroplication. Dr. Pazwash sees patients at GANJ’s Ridgewood location.