Dr. Michael Viksjo grew up in Buffalo, New York and went to the University at Buffalo School of Medicine before moving to the tristate area. He completed his residency in Internal Medicine at Montefiore Medical Center, the University Hospital for the Albert Einstein College of Medicine in the Bronx. After later finishing his Gastroenterology fellowship at New Jersey Medical School in Newark, NJ, he spent 5 years in private practice at Hackensack University Medical Center before joining Advanced Gastroenterology Group here in Union County in March of 2015.

He currently works out of both Overlook Medical Center in Summit, New Jersey and Trinitas Regional Medical Center in Elizabeth, New Jersey (where he also serves as the Academic Chief of the Gastroenterology teaching service). Dr. Viksjo is a member of the American College of Gastroenterology and the American Society of Gastrointestinal Endoscopy, is a Fellow of the American Gastroenterology Association, and is a former President of the New Jersey Gastroenterology and Endoscopy Society.

Dr. Viksjo sees patients with all types of Gastrointestinal and Liver disease, but specializes in the diseases of the liver, bile ducts, and pancreas with the use of advanced endoscopic procedures like Endoscopic Ultrasound with fine needle aspiration and therapeutic Endoscopic Retrograde Cholangiopancreatography.