Dr. Warren G. Butt

David Metz is a Gastroenterologist in Philadelphia, Pennsylvania. Dr. Metz is rated as a Distinguished provider by MediFind in the treatment of Neuroendocrine Tumor. His top areas of expertise are Neuroendocrine Tumor, Zollinger-Ellison Syndrome, Pancreatic Islet Cell Tumor, Endoscopy, and Colonoscopy.

Bryson Katona is a Gastroenterologist in Philadelphia, Pennsylvania. Dr. Katona is rated as a Distinguished provider by MediFind in the treatment of Neuroendocrine Tumor. His top areas of expertise are Familial Colorectal Cancer, Lynch Syndrome, DICER1 Syndrome, Endoscopy, and Colonoscopy. Dr. Katona is currently accepting new patients.

Gastroenterologist Saowanee Ngamruengphong specializes in the endoscopic diagnosis and management of gastrointestinal malignancies, premalignant and malignant lesions in the gastrointestinal tract (e.g., early gastric cancer, Barrett's esophagus-associated neoplasia), esophageal cancer, colon polyps or early colorectal cancer, and pancreatic and biliary disease. Dr. Ngamruengphong earned a medical degree from Chulalongkorn University and completed residency training at the Texas Tech University Health Sciences Center. She undertook fellowship training in gastroenterology at the Mayo School of Graduate Medical Education and further fellowship training in therapeutic endoscopy at The Johns Hopkins Hospital. Her research interests include endoscopic resection and the management of precancerous or cancerous gastrointestinal lesions. Dr. Ngamruengphong is a member of several professional organizations, including the Thai Medical Council, the American College of Gastroenterology and the American Gastroenterological Association. Videos Endoscopic Submucosal Dissection (ESD) — Eileen’s Story Recent News Articles and Media Coverage A Rare, Stomach-Saving Endoscopic Procedure, Inside Tract (Spring 2021) Case Presentation: ESD-TAMIS, Inside Tract (Spring 2019) Innovative Approaches to Colorectal Surgery Benefit Patients, Surgery (Winter 2019) For Colorectal Polyps: Early Detection and Minimally Invasive Endoscopic Resection, Inside Tract (Winter, 2019) The Cutting Edge of Endoscopic Resection, Inside Tract (Spring, 2017) Stomach Cancer: Know Your Risks & Treatment Options, Johns Hopkins Surgery (4/26/2017). Dr. Ngamruengphong is rated as a Distinguished provider by MediFind in the treatment of Neuroendocrine Tumor. Her top areas of expertise are Achalasia, Pancreatic Pseudocyst, Stomach Cancer, Endoscopy, and Gastric Bypass.