Dr. George N. Pavlou is a gastroenterologist at and President of Gastroenterology Associates of New Jersey (GANJ). He is dual board certified in internal medicine and gastroenterology.
In addition to his position at GANJ, Dr. Pavlou was a clinical instructor at St. George’s University in Grenada, West Indies and a teaching attending at St. Joseph’s Regional Medical Center in Paterson, NJ as well as on the Medical Board of St. Joseph’s Hospital for over 20 years.
He completed a gastroenterology fellowship and an internal medicine residency at St. Joseph’s Regional Medical Center. He received his medical degree from St. George’s University and his Bachelor of Science degree in biomedical engineering from Boston University in Boston, MA.
Dr. Pavlou is a member of the American Gastroenterology Association and the American College of Gastroenterology.
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Awarded Castle Connolly Top Doctors 2023
Awarded Bergen County's Top Doctors 2023
Matthew A. Kutner, DO is a graduate of the UMDNJ School of Osteopathic Medicine. He completed his residency at Beth Israel Medical Center in New York, where he was also honored to be selected as Chief Medical Resident. He completed his gastroenterology fellowship training and an additional fellowship in an advanced endoscopy at Rutgers-University Hospital. Dr. Kutner is a member of Hackensack Digestive Disease Associates
Awarded Castle Connelly Top Doctors 2023
Dr. Gary J. Kosc is a gastroenterologist with Gastroenterology Associates of New Jersey (GANJ) and is board certified by both the American Board of Internal Medicine and the American Board of Gastroenterology.
Prior to his position at GANJ, Dr. Kosc was a partner at a private internal medicine practice as a gastroenterologist.
Dr. Kosc is currently on the teaching faculty at St. Joseph’s Regional Medical Center in Paterson, NJ, where he also completed his fellowship in gastroenterology and his residency in internal medicine. He was also part of an Internal Medicine internship program (the Fifth Pathway Program) at St. Joseph’s.
He received his medical degree from Universidad Autónoma de Guadalajara A.C. in Guadalajara, Mexico and his Bachelor of Science in biology from St. Peter’s University in Jersey City, NJ.
In addition, Dr. Kosc was named New Jersey Top Doc in gastroenterology in 2010.
Awarded Castle Connolly Top Doctors 2021
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
Dr. Bonnie Cheng is a gastroenterologist at North Jersey Gastroenterology, a division of Gastroenterology Associates of New Jersey (GANJ). She is dual board-certified in Internal Medicine and Gastroenterology by the American Board of Internal Medicine
In addition to performing diagnostic and therapeutic upper and lower endoscopy, Dr. Cheng also performs specialty procedures including High-Resolution Esophageal Manometry, pH testing, and capsule endoscopy
Dr. Cheng completed her fellowship in gastroenterology at Mount Sinai Hospital in New York, NY as well as her residency and internship at Hospital of University of Pennsylvania in Philadelphia, PA. She received her medical degree from SUNY Buffalo and Bachelor of Science in biology at New York University.
Dr. Cheng is a member of North Jersey Gastroenterology
Awards and Recognitions
Castle Connolly Top Doctor Since 2020
Castle Connolly Exceptional Women in Medicine 2022, 2023, 2024
College: University of Michigan, Ann Arbor, MI
Medical school: Columbia University College of Physicians, New York, NY
Residency: Northwestern University, Chicago, IL
Fellowship: Northwestern University, Chicago, IL
Dr. Bleicher is a member of North Jersey Gastroenterology
Awarded Castle Connolly Top Doctors 2023
College: John Hopkins Unversity, Baltimore, MD
Medical school: UMDNJ, Newark, NJ
Residency: University of Maryland, Baltimore, MD
Fellowship: University of Maryland, Baltimore, MD
Dr. Zangara is a member of North Jersey Gastroenterology
College: University of Michigan, Ann Arbor, MI
Medical school: University of Pennsylvania, Philadelphia, PA
Residency: Cornell Medical Center, New York, NY
Fellowship: Memorial Sloan-Kettering Cancer Center, New York, NY
Dr. Stillman is a member of North Jersey Gastroenterology
Awarded Castle Connolly Top Doctors 2023
Dr. Joseph M. Roth is a gastroenterologist at Gastroenterology Associates of New Jersey (GANJ). He is dual board certified in internal medicine and gastroenterology by the American Board of Internal Medicine.
Prior to his position at GANJ, Dr. Roth was the Chief of Medicine and Chief of Gastroenterology at St. Mary’s Hospital in Passaic, NJ.
He completed a fellowship in gastroenterology at the University of Connecticut in Farmington, CT and his residency and internship in internal medicine at Lenox Hill Hospital in New York, NY. In addition, he received his medical degree from the University of Pittsburgh in Pittsburgh, PA. He received his bachelor’s degree from Rutgers University in New Brunswick, NJ, graduating with high honors.
Dr. Roth is currently a member of the American College of Physicians and the American Gastroenterological Association. He is a Castle Connolly Top Doctor. He has also been named Top Doctor by New Jersey Monthly and Inside New Jersey.
Awarded Castle Connolly Top Doctors 2023
Dr. David M. Pinn is a gastroenterologist at Gastroenterology Associates of New Jersey and double board certified in Gastroenterology and Internal Medicine.
Dr. Pinn completed his fellowship in gastroenterology at Montefiore Medical Center in Bronx, NY and his residency in internal medicine at Mount Sinai Beth Israel in New York, NY. He graduated magna cum laude from Yeshiva University in New York City with a bachelor's degree in biology and attended the Albert Einstein College of Medicine where he graduated with distinction in gastroenterology.
Throughout his career, Dr. Pinn has published numerous articles in peer-reviewed journals and has given lectures and presentations on a broad range of gastroenterology and hepatology topics. He is a member of several gastroenterology societies.
Dr. Pinn is a member of North Jersey Gastroenterology
