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Re-opening Safely

Gastroenterologists in New York City NY

Vanguard Gastroenterology, with multiple locations in New York City, is committed to providing the highest standard in healthcare and patient services. Our board-certified physicians and award-winning specialists provide personal attention through diagnosis and treatment to focus on our patients’ long-term health.

As a gastrointestinal medical clinic, we provide a broad range of services including colonoscopies, upper endoscopies, breath tests and more. Our gastroenterologists provide treatments for GERD/Acid Reflux, Crohn’s disease and other gastrointestinal issues. Vanguard Gastroenterology in New York City utilizes the latest in minimally invasive treatment procedures to minimize patient discomfort, speed recovery and improve outcomes.  When you are searching for a gastroenterologist near me look no further than Vanguard Gastroenterology Clinic.

Our Physicians

Our doctors and staff are devoted to our patients and to the commitment of providing quality patient care on all levels


 Dr. Khaykis was selected as

“Exceptional Women in Medicine 2019”

Vanguard Gastroenterology New York City NY

Patient Reviews & Feedback

Dr Cohen has been my GI dr for some years now. He is an excellent clinician, knowledgeable, timely, thorough and concerned. I highly recommend him to anyone with GI issues.

Vanguard Gastroenterology New York City, NY

Deborah W

My wife and I had colonoscopy screenings with Dr. Friedlander. He is a warm human being and excellent physician. He and his staff made the experience very comfortable. Many thanks!

Vanguard Gastroenterology New York City, NY

Dino D.

Dr Brettholz is a Great doctor. He definitely knows what he’s talking about. Very experienced and makes you feel very comfortable. Highly recommended!

Vanguard Gastroenterology New York City, NY

Ioannis S.