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NCSCG Board

Robert Wong, MD, MS

Robert Wong, MD, MS

Immediate Past-President

Robert Wong, MD, MS is a Clinical Associate Professor of Medicine (Affiliated) in the Division of Gastroenterology and Hepatology, Stanford University School of Medicine, and staff physician in the Gastroenterology and Hepatology Section at VA Palo Alto Healthcare System.

Christina Chou, MD

Christina Chou, MD

Treasurer

Christina Chou, MD is a graduate of the Case Western Reserve University School of Medicine in Cleveland.

Nghiem Ha, MD

Nghiem Ha, MD

Board Member

Nghiem Ha, MD, MAS is a research and clinical gastroenterology fellow in the Division of Gastroenterology and Hepatology at the University of California, San Francisco.

Allison Kwong, MD

Allison Kwong, MD

Board Member

Allison Kwong, MD is a transplant hepatologist at Stanford University.

Rosa Valadao, MD

Rosa Valadao, MD

Board Member

Rosa Valadao, MD is a gastroenterologist at Kaiser Permanente East Bay in San Francisco, CA.

Marina Roytman, MD, FACP

Marina Roytman, MD, FACP

President

Marina Roytman, MD received her medical degree at the Oregon Health Sciences University, Portland, Oregon followed by Internal Medicine residency at Mount Sinai Hospital in New York and Medical Education fellowship at John A. Burns School of Medicine in Hawaii.

Suraj Gupta, MD

Suraj Gupta, MD

Board Member

Suraj Gupta, MD is a gastroenterologist at Kaiser San Rafael and San Francisco. Dr. Gupta's areas of special interest is in disorders of the biliary tract and pancreas.

Elizabeth Hwang, MD, AGAF

Elizabeth Hwang, MD, AGAF

Board Member

Dr. Elizabeth Hwang is Associate Chief of Gastroenterology, Director of Hepatology and Co-Director of Clinic at Santa Clara Valley Medical Center (SCVMC) and an assistant professor (affiliated) at the Stanford University School of Medicine.

Eric Mao, MD

Eric Mao, MD

Board Member

Eric Mao, MD is an Assistant Clinical Professor of Medicine at the University of California Davis.

Kidist Yimam, MD

Kidist Yimam, MD

Board Member

Dr. Kidist K. Yimam is a Transplant Hepatologist and the Medical Director of California Pacific Medical Center (CPMC), San Francisco, CA, Autoimmune Liver Disease (AILD) Program.

Bilal Hameed, MD

Bilal Hameed, MD

Vice President

Dr. Bilal Hameed is the Professor of Medicine and the Program Director of the Transplant Hepatology Fellowship Program at the University of California San Francisco.

Nik Agarwal, MD

Nik Agarwal, MD

Board Member

Dr. Nikhil Agarwal is a gastroenterologist in San Francisco, California and is affiliated with multiple hospitals in the area, including California Pacific Medical Center and California Pacific Medical Center-St. Luke's Campus.

Mikhail Alper, PA-C

Mikhail Alper, PA-C

Board Member
APP Committee Chair

Mikhail Alper, PA-C is a Physician Assistant at California Gastroenterology Associates in Fresno, CA.

Neil Stollman, MD

Neil Stollman, MD

Board Member

Neil Stollman MD received his medical degree from the New York University School of Medicine, completed a Residency and Chief Residency in Internal Medicine at The College of Physicians and Surgeons of Columbia University in New York, and his Fellowships in Gastroenterology and Advanced Therapeutic Endoscopy at the University of Miami School of Medicine.

Mike Tzuhen Wei, MD

Mike Tzuhen Wei, MD

Board Member

Mike Tzuhen Wei, MD is a Clinical Assistant Professor of Medicine, Gastroenterology & Hepatology, at Stanford School of Medicine.

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