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Matthew A Grossman,  MD

Accepting New Patients

Matthew A Grossman, MD

Interventional Gastroenterology, Gastroenterology

5.0
(76)

Speaks: Spanish

Male

LGBTQ+ Health

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About me

Dr. Matthew Grossman is an interventional endoscopist and gastroenterologist with the Atlantic Digestive Health Institute at Morristown, specializing in premalignant conditions and malignancies involving the gastrointestinal (GI) system. Board-certified by the American Board of Internal Medicine in gastroenterology, and fellowship-trained in gastroenterology and advanced therapeutic endoscopy, Dr. Grossman cares for patients and is called upon for the most challenging endoscopic procedures.

Dr. Grossman has performed thousands of advanced procedures providing the highest quality of care using state-of-the-art technology to diagnose and treat patients. His clinical interests are in therapeutic endoscopy: endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound, submucosal dissection and resection, and endoscopic surgical techniques including endoscopic bariatric surgery, esophageal and gastric POEM, Zenker’s diverticulectomy, transoral incisionless fundoplication, enteric stenting, double balloon enteroscopy, Barrett’s esophagus, pancreatic cyst management and endoscopic suturing.

After earning his medical degree from Rutgers/UMDNJ Robert Wood Johnson Medical School, New Brunswick, NJ, Dr. Grossman completed his residency in internal medicine at Columbia University Medical Center, NYC. He then completed a fellowship in gastroenterology at New York University Medical Center, NYC, and went on for a second fellowship in advanced therapeutic endoscopy at Lenox Hill Hospital, NYC.

Active in clinic trials of novel endoscopic devices as well as research on pancreatic cancer genomics, Dr. Grossman has written numerous publications in peer-reviewed journals and presented at many national scientific meetings. He has given frequent talks throughout the GI community about the latest innovations in endoscopy.

Dr. Grossman is a Fellow of the New York Society for Gastrointestinal Endoscopy. He maintains active membership in the American Society for Gastrointestinal Endoscopy, the American College of Gastroenterology, and the American Gastroenterology Association. He is fluent in Spanish. Dr. Grossman is part of the Atlantic Medical Group and a participating provider of the Atlantic Accountable Care Organization.

Areas of focus: Advanced and Therapeutic Endoscopy: ERCP, Barrett’s Esophagus Management, Double Balloon Enteroscopy, Endoscopic Sleeve Gastroplasty (ESG), Endoscopic Submucosal Dissection/Endoscopic Mucosal Resection, Endoscopic Surgical Techniques: Esophageal and Gastric POEM, Endoscopic Suturing, Endoscopic Ultrasound, Enteric Stenting, Pancreatic Cyst Management and Necrosectomy, Transoral Incisionless Fundoplication, Zenker’s Diverticulectomy

SPECIALTIES

  • Interventional Gastroenterology

  • Gastroenterology

AFFILIATIONS

  • Atlantic Accountable Care Organization

  • Atlantic Medical Group

  • Morristown Medical Center

Where to see me

0

Education & Experience

TRAINING

UMDNJ New Jersey Medical School

Medical School

Columbia University Medical Center

Internship

Columbia University

Residency

NYU Medical Center

Fellowship

BOARD CERTIFICATIONS

Gastroenterology

American Board of Internal Medicine

Patient Reviews

OVERALL RATING

5.0

(76 ratings)
33 reviews
  • 4.7
    Dec 23, 2025
    Dr. Grossman was extremely informative with a high degree of excitement on what he can do to help me in my condition. I feel very confident that we have the right provider to take care of my needs.
  • 5.0
    Dec 17, 2025
    Excellent communication throughout visit
  • 4.3
    Dec 3, 2025
    Dr. Grossman is a great practitioner. He listens and does not rush you during your visit. He works with you to find options and treatments to improve your health.
  • 5.0
    Nov 26, 2025
    My visit could not have been better. Everyone was friendly, efficient, and knowledgeable. I am very happy that Dr. Grossman is now my doctor & really liked his staff!
  • 5.0
    Nov 21, 2025
    Dr. Grossman is outstanding. Exceeded my expectations. Bedside manner was superb. Listened intently. Conversational and engaging. First time meeting him and I feel very fortunate.