Union Location
Hours of Operation
Mon-Fri: 9:00AM- 5:00PM
Sat-Sun: Closed
Gastroenterology Care in Union, New Jersey
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Advanced Gastroenterology Group's main office is located in Union, NJ, serving patients throughout Union County and the surrounding communities. Our board-certified gastroenterologists provide comprehensive digestive health care — from routine colonoscopy screenings to advanced endoscopic procedures — all in a convenient, patient-centered setting.
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Our Union office specializes in:
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Colonoscopy and colon cancer screening for adults 45 and older
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Upper endoscopy (EGD) for heartburn, GERD, and swallowing problems
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Diagnosis and management of IBS, Crohn's disease, and ulcerative colitis
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Fatty liver disease evaluation and our structured NAFLD program
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Hemorrhoid evaluation and treatment
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In-office infusions for inflammatory bowel disease
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FibroScan for non-invasive liver assessment
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Hydrogen breath testing for SIBO and lactose intolerance
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Our Union team includes experienced gastroenterologists who have trained at leading institutions including Rutgers-New Jersey Medical School, Jefferson Health, and Hackensack University Medical Center. We accept most major insurance plans, and preventive colonoscopies are covered at 100% for average-risk patients under the ACA.
We offer same-day appointments for urgent concerns and convenient online scheduling through our patient portal.










