Digestive and Liver Disease Care at Chestnut Hill

The Gastroenterology and Liver (Hepatology) service at Chestnut Hill evaluates and treats a variety of digestive diseases. These diseases and conditions, affecting the esophagus, stomach, small intestine, colon and rectum, liver, bile ducts, pancreas or gallbladder, include:

  • Polyps, tumors and cancers of the digestive tract
  • Chronic, acute and autoimmune pancreatitis and pancreatic cancer
  • Barrett’s esophagus and other esophageal disorders
  • Gastroesophageal reflux disease (GERD)
  • Gallstones
  • Liver conditions such as viral hepatitis, HIV/hepatitis co-infection, metabolic liver diseases
  • Inflammatory bowel disease, including Crohn's disease and ulcerative colitis
  • Irritable bowel syndrome
  • Celiac sprue (gluten allergy)
  • Biliary tract disease

Meet Our Team

Robson Simon_80x100

Simon C. Robson, MBChB, PhD, FCRP

Vice Chair, Research; Director, Anesthesia

Tyler Berzin, MD, MS

Co-Director, GI Endoscopy

Douglas Pleskow, MD

Clinical Chief, Gastroenterology

Alan Bonder, MD

Alan Bonder, MD

Gastroenterology; Hepatology/Liver Disease

Maria-Andreea Catana, MD


Michelle J. Lai, MD, MPH


Vilas R. Patwardhan, MD


Contact Information

Gastroenterology and Liver Care at Beth Israel Deaconess HealthCare-Chestnut Hill
Medical and Surgical Specialties Clinic
200 Boylston Street
Newton, MA 02467

Gastroenterology: 617-754-8888
Liver: 617-632-1070

Dr. Robson: Second and Fourth Tuesdays
Dr. Berzin: First and Third Wednesday mornings
Dr. Moss: First and Third Monday mornings
Dr. Pleskow: alternating Monday mornings
Dr. Bonder: Mondays
Dr. Catana: Tuesdays
Dr. Ghaziani: Wednesdays
Dr. Lai: Wednesdays
Dr. Malik: Mondays
Dr. Patwardhan: Mondays & Tuesdays