Gastroenterology & Hepatology Faculty
Our Faculty & Staff

Care and understanding are part of the job.
Our outstanding faculty has extensive clinical and research experience.
Our physicians also serve as department chiefs at major medical centers and teaching hospitals, and as officers, council members and committee chairmen of national GI organizations.
A number of our doctors have been nationally recognized by Castle Connolly, Consumers' Research Council of America and the Best Doctors in America.

Ayse Aytaman, MD, FACG, AGAF, FAASLD
Clinical Professor of Medicine
Chief, Division of Gastroenterology and Hepatology
VA NY Harbor Health Care System – Brooklyn Campus

Daniel DiLeo, MD
Clinical Assistant Professor of Medicine
Director of Hepatology
VA NY Harbor Health Care System – Brooklyn Campus

David Frank, MD, FACP
Clinical Assistant Professor of Medicine
Associate Program Director, Internal Medicine Residency Program
VA NY Harbor Health Care System – Brooklyn Campus

Evan Grossman, MD
Assistant Professor of Medicine
Director of Medical Nutrition
Chief of Division of Gastroenterology & Hepatology, NYC Health + Hospitals / Kings County

Yaniuska Lescaille, MD, MPH
Clinical Assistant Professor of Medicine
Director of Service
NYC Health + Hospitals / Kings County

Laura A. Martello-Rooney, PhD
Director of GI Research, Division of Gastroenterology & Hepatology

Manuel Martinez, MD, FACG, FASGE
Clinical Assistant Professor of Medicine
Director of Endoscopy
VA NY Harbor Health Care System – Brooklyn Campus

Kohtaro Ooka, MD
Clinical Assistant Professor of Medicine
Director of Service
NYC Health + Hospitals / Kings County

Safak Reka, MD
Assistant Professor of Medicine

Savanna Thor, DO, MPH
Assistant Professor of Medicine
Assistant Program Director, GI Fellowship Program

Rajesh Veluvolu, MD
Clinical Assistant Professor of Medicine
Director of Service
NYC Health + Hospitals / Kings County

Eliezer Weiss, MD
Clinical Assistant Professor of Medicine
Director of Research, Gastroenterology Fellowship Program
VA NY Harbor Health Care System – Brooklyn Campus

Qi Yu, MD
Clinical Assistant Professor of Medicine
Director of Service
NYC Health + Hospitals / Kings County