Dr. Jeffrey S. Unger, M.D., is board-certified in Gastroenterology and Internal Medicine. He is fellowship-trained in Gastroenterology from New York University Medical Center. He earned his medical degree from Boston University School of Medicine and completed his residency at Columbia-Presbyterian Medical Center. Dr. Unger served two terms as Chief of Gastroenterology at Robert Wood Johnson at Somerset and has a special interest in liver and reflux disease.
Dr. Jeffrey S. Unger, M.D., is board-certified in Gastroenterology and Internal Medicine. He is fellowship-trained in Gastroenterology from New York University Medical Center. He earned his medical degree from Boston University School of Medicine and completed his residency at Columbia-Presbyterian Medical Center. Dr. Unger served two terms as Chief of Gastroenterology at Robert Wood Johnson at Somerset and has a special interest in liver and reflux disease.
The reviews listed below were collected independently of GastroMed Healthcare through rater8. Each review represents an authentic and verified patient experience.
Very nice. Down to earth and personable.
(1 week ago)
Jul-2026
Dr Under is kind, attentive, highly intelligent and thorough! I highly recommend him.
(1 week ago)
Jul-2026
Best in every way. Dr. Unger is professional, courteus, thorough, and patient
(3 weeks ago)
Jul-2026
Always a pleasure to see Dr. Unger. He really has the most amazing personality when dealing with patients.
(3 weeks ago)
Jul-2026
Dr. Unger is an outstanding!!! Simply the best.
(3 weeks ago)
Jul-2026
Good listener, attentive, and professional
(1 month ago)
Jul-2026
Great Doctor!!
Rating 100
(1 month ago)
Jul-2026
dr. Unger is an excellent doctor. You never feel rushed to take his time with you. Highly recommend.
(1 month ago)
Jul-2026
He’s just the best! Lucky to have him as my Dr.
(1 month ago)
Jun-2026
Great Dr explains everything so you can understand it
(1 month ago)
Jun-2026
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GastroMED
25 Monroe Street Bridgewater, NJ 08807
Dr. Jeffrey S. Unger, M.D., is a board-certified physician with expertise in Gastroenterology and Internal Medicine.
He attended Boston University School of Medicine in Boston, MA, for his medical degree. He then completed his Internship and Residency in Internal Medicine at Columbia-Presbyterian Medical Center in New York. To further specialize his skills, Dr. Unger completed his Fellowship in Gastroenterology at New York University Medical Center in New York.
Dr. Unger is board-certified in both Gastroenterology and Internal Medicine. He has been an Attending Physician in the Department of Medicine, Division of Gastroenterology, at the Robert Wood Johnson at Somerset since 2000 and served for two terms as Chief of Gastroenterology at the same institution.
He has a special interest in liver disease and reflux disease. His procedural expertise includes endoscopy, colonoscopy, biopsy, polypectomy, variceal banding, endoscopic retrograde cholangiopancreatography, biliary stenting, gallstone extraction, infrared photocoagulation of hemorrhoids, argon plasma coagulation, and capsule enteroscopy. He has also written many abstracts and publications in the field of Gastroenterology and has served on various committees at Robert Wood Johnson in Somerset.
Very nice. Down to earth and personable.
Dr Under is kind, attentive, highly intelligent and thorough! I highly recommend him.
Best in every way. Dr. Unger is professional, courteus, thorough, and patient
Always a pleasure to see Dr. Unger. He really has the most amazing personality when dealing with patients.
Dr. Unger is an outstanding!!! Simply the best.
Good listener, attentive, and professional
Great Doctor!! Rating 100
dr. Unger is an excellent doctor. You never feel rushed to take his time with you. Highly recommend.
He’s just the best! Lucky to have him as my Dr.
Great Dr explains everything so you can understand it