One Goal. One Passion. Every Patient. Every Time.


Gastroenterology / Hepatology

Marc Klapholz, MD, FACC, FCSAI, Chief of Service

Nikolaos Pyrsopoulos, MD, PhD, MBA, Division Director

(973) 972-2500

The Digestive Disease Center provides a full-range of diagnostic and therapeutic procedures for disorders of the gastrointestinal system including diseases of the esophagus, stomach, small bowel, colon and rectum, as well as the liver, gallbladder, and pancreas. In a multidisciplinary approach and close collaboration with General Surgery, Interventional Radiology, Hepatobiliary and Liver Transplant Surgery, patients receive excellence of care. Commonly treated problems are peptic ulcer disease, gastroesophageal reflux disorder (GERD), inflammatory bowel disease, colonic polyps, gallstone disease, acute and chronic liver disease, pre and post liver transplant services, gastrointestinal bleeding, colon cancer screening, and motility disorders of the esophagus, stomach and colon. Patients are evaluated endoscopically with a modern, state-of-the-art videoendoscopic computerized system. Diagnostic and therapeutic services to evaluate the stomach, liver, pancreas, biliary tree, colon and small intestine are available. Special procedures such as esophageal, pancreatic and biliary stent placement, balloon dilation of strictures, endoscopic ultrasonography with fine needle biopsy, and push enteroscopy are offered. Ultrasound Guided Percutaneous liver biopsy to evaluate diseases of the liver is provided. For evaluation of GI motility disorders, a modern motility system including 24-hour pH monitoring, esophageal manometry and anal manometry are available. Additionally, capsule endoscopy, and balloon enteroscopy is available to diagnose disorders of the small bowel.

Sushil Ahlawat, MD
Maliha Ahmad, MD
Lizza Bojito-Marrero, MD
Zamir Brelvi, MD, PhD
Michael Demyen, MD
Rajagopal Edula, MD
Arun Samanta, MD
Weizheng William Wang, MD

Courtesy Staff

Theodore DaCosta, MD
Gerald Salen, MD