Robert S. Wiesen completed his medical residency at Beth Israel Medical Center in Manhattan. He then went on to complete his fellowship in gastroenterology at UMDNJ-New Jersey Medical School, where he was elected chief fellow, in recognition of his diagnostic and endoscopic skills. Dr. Wiesen has presented research abstracts regarding hepatitis, and pruritus, at international meetings and the National Institutes of Health. Dr. Wiesen has a special interest in therapeutic endoscopy, including endoscopic ultrasound with fine needle aspiration, ERCP with gallstone removal, colonic and esophageal stent placement, as well as endoscopic mucosal resection. He also performs upper endoscopy and screening colonoscopy with biopsy and polyp removal, and has expertise in diagnosing and managing gastroesophageal reflux disease. Dr. Wiesen is board certified in Gastroenterology and Internal Medicine.
