Our Physicians
Meet Our Doctors
At Vanguard Gastroenterology Clinic in New York, NY, our team of expert gastroenterologists specializes in a wide range of procedures and treatments. From comprehensive GI consultations to advanced techniques like endoscopic ultrasound (EUS), sigmoidoscopy exams, and ERCP, our doctors deliver top-notch care. Trust us for personalized, cutting-edge gastroenterology services.

Nooshin Hosseini, M.D.
Board Certified Gastroenterologist
Super Doctors Rising Stars 2025

Nancy Chung, M.D.
Board Certified Gastroenterologist
Vanguard Gastroenterology

Scott Weber, M.D.
Board Certified Gastroenterologist
Super Doctors Hall of Fame

Edward M. Brettholz, M.D.
Board Certified Gastroenterologist
Legacy Member, Super Doctors Hall of Fame

Jonathan Cohen, M.D.
Board Certified Gastroenterologist
Super Doctors Hall of Fame

Inessa Khaykis, M.D.
Board Certified Gastroenterologist
Exceptional Women in Medicine

James M. Salik, M.D.
Board Certified Gastroenterologist
Castle Connolly Top Doctor

Alex Sherman, M.D.
Board Certified Gastroenterologist
America's Top Doctors
Avant Medical Group
Primary Care Providers
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