The Division of Gastroenterology at Northwell Health is recognized globally for its clinical, technical and research expertise in all aspects of gastroenterological and liver diseases.

Within our gastroenterology services division is the Digestive Disease Institute, where our specialists integrate their diagnostic skills with the latest medical technologies to develop and provide therapies tailored to the needs of our patients.

Patients choose Northwell Health’s Gastroenterology Division for:

World-class care from expert gastroenterology clinicians

The Digestive Disease Institute

  • The Digestive Disease Institute, as well as the institutions serving underneath it, commits to the highest level of patient care, research and education for up-and-coming residents and fellows. Its physicians follow the best clinical practices and also extend medical care to patients’ family members who are at risk for developing gastroenterological disorders.

State-of-the-art facilities

  • The division houses groundbreaking research and technology and equipped with extensive resources,including a state-of-the-art endoscopy unit at Glen Cove Hospital that serves the community on both an inpatient and outpatient basis.

Pioneers in gastroenterology research

  • The Division of Gastroenterology has very exciting and active research programs and is working diligently to perform detailed studies on a variety of gastroenterological conditions. 


  • Northwell Health and the Endoscopy Center of Long Island (ECLI) have joined forces to deliver comprehensive GI care. ECLI is the largest outpatient endoscopy center in New York state. This state-of-the-art ambulatory surgery center specializes in technologically advanced colonoscopy, endoscopy and related gastrointestinal procedures. Committed to excellent patient satisfaction, the ECLI team is comprised of board-certified gastroenterologists, colorectal surgeons, pathologists and anesthesiologists.


Larry Sherwin Miller, MD

  • Chief of Division - Gastroenterology, Department of Medicine, Long Island Jewish Medical Center
  • Chief of Division - Gastroenterology, Department of Medicine, North Shore University Hospital
  • Professor, Donald and Barbara Zucker School of Medicine at Hofstra/Northwell
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(888) 321-DOCS

Make an appointment

Call (888) 321-3627 to schedule an appointment with an expert gastroenterologist at the award-winning Northwell Health.

Patient tools

  • Access patient portals
  • The FollowMyHealth™ Patient Portal allows you to manage your health information online.

  • Get medical records
  • Health Information Management Offices can help patients access copies of medical records.

  • Preregister online
  • Preregistration is available for Lenox Hill Hospital maternity and surgery patients.