Immediate-Past President

Radhika Kumari, MD


Radhika Kumari, MD is a Clinical Assistant Professor of Medicine at Stanford University. Dr. Kumari's clinical interests lie in taking care of patients with Hepatitis C , cirrhosis and complications, liver cancer and management of post transplant patients. Her research interests are doing Translational research in Portal Hypertension and its complications.




Edward W. Holt, MD

Since starting at California Pacific Medical Center in 2013, Dr. Edward “Will” Holt has directed the Fatty Liver program there, leading efforts in clinical practice and clinical research, including coordination of a growing number of clinical trials.  He serves as the Associate Program Director for CPMC’s Transplant Hepatology fellowship.  Dr. Holt’s clinical interests span most topics in general and transplant hepatology, and his research interests are in NAFLD and NASH.  Prior to joining faculty at CPMC, Dr. Holt spent 4 years there as a fellow in Gastroenterology and Transplant Hepatology and 3 years as training in Internal Medicine at the Massachusetts General Hospital in Boston. 


Vice President

Suraj Gupta, MD

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. He manages common diseases, including: gastroesophageal reflux disease, chronic hepatitis, inflammatory bowel disease, and performs screening exams for colorectal cancer.




Robert Wong, MD, MS

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.  He graduated from University of California, San Francisco School of Medicine, completed internal medicine residency at California Pacific Medical Center and gastroenterology and hepatology fellowship at Stanford University School of Medicine, where he also completed a Master's in Epidemiology and Clinical Research.  He is a Fellow of the American College of Gastroenterology and is actively involved with the American College of Gastroenterology and the American Association for the Study of Liver Diseases committees.  His clinical interests include management of patients with complex liver diseases, including viral hepatitis, hepatocellular carcinoma, and nonalcoholic fatty liver disease.  His research focuses on epidemiology and outcomes in patients with chronic liver disease and healthcare disparities among under-served minority populations.


Board Member

Nik Agarwal, MD

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. He received his medical degree from Drexel University College of Medicine and has been in practice between 11-20 years.


Marina Roytman, MD, FACP

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. She is ABIM board certified and holds membership with the American Association of Study of Liver Disease.  Dr. Roytman’s involvement in research encompasses areas in Hepatitis B, Hepatitis C, Drug Induced Liver Injury, Non-Alcoholic Steatohepatitis (NASH), Cirrhosis and Liver Fibrosis. She has presented her research at international, national and regional conferences, and has numerous peer-reviewed publications. Dr. Roytman joined University of California San Francisco, Fresno in August 2017 as Clinical Professor of Medicine for the Department of Medicine and Director of the Liver Program in the Division of Gastroenterology, Hepatology and Nutrition.  


Board Member

Bilal Hameed, MD

Dr. Bilal Hameed is the Associate Professor of Medicine and the Program Director of the Transplant Hepatology Fellowship Program at the University of California San Francisco. He is the section editor for the journal Gastroenterology. He has authored more than 30 original articles, reviews and book chapters on NASH and ALF in various prestigious journals. He is the PI for Acute liver failure study group (ALFSG) and co-investigator on an NIH-funded study on NASH. He is an investigator on several ongoing clinical trials for patients with NASH, PSC and chronic liver diseases. He is recognized nationally and internationally for his work related to Nonalcoholic Steatohepatitis (NASH) and Acute Liver Failure (ALF). 


Board Member

Elizabeth Hwang, MD, AGAF


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.  She received her medical degree from the Johns Hopkins University School of Medicine and completed internal medicine residency at Columbia, gastroenterology fellowship at Stanford and transplant hepatology fellowship at Columbia.  She is a fellow of the American Gastroenterological Association and a member of the American Association for the Study of Liver Diseases and American Society of Gastrointestinal Endoscopy.  Her clinical focus is in liver disease, particularly viral hepatitis, and she works closely with the County of Santa Clara Public Health and Custody Health Departments to expand screening and treatment access throughout the county.  She is also heavily involved with teaching, curriculum development and mentorship of fellows, residents and medical students. 


Board Member

Allison Kwong, MD


Allison Kwong, MD is a transplant hepatologist at Stanford University. She received her medical degree at Mount Sinai School of Medicine and completed fellowships in gastroenterology at Stanford University and advanced/transplant hepatology at University of California, San Francisco. She is an active member of the American Association for the Study of Liver Diseases (AASLD) and received the Clinical, Translational, and Outcomes Research Award from the AASLD Foundation. Her clinical and research interests include cirrhosis, portal hypertension, liver transplantation, and alcohol-associated liver disease.


Board Member

Neil Stollman, MD

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.  He is currently an Associate Clinical Professor of Medicine at UCSF, Chief of the Division of Gastroenterology at Alta Bates Summit Medical Center in Oakland, and prior Chief of Gastroenterology at the Miami VA Medical Center and San Francisco General Hospital.  An expert in C difficile infection and fecal transplantation, diverticular disease and H pylori, he has published his work in journals such as Lancet, Gastroenterology, the American Journal of Gastroenterology, and Gastrointestinal Endoscopy.  He has served on the American Gastroenterological Association Research and Clinical Guidelines Committees, the American College of Gastroenterology Educational Affairs, Patient Care, and Credentialing Committees and the Editorial Advisory Board of Gastrointestinal Endoscopy.  Dr. Stollman is also a Fellow of the American Gastroenterological Association (AGA) and the American College of Gastroenterology (ACG).  He is the immediate past Chairman of the ACG Board of Governors and a current Trustee.


Board Member

Chair of NP/PA Subcommittee

Sandip Suprai, DNP, RN, FNP-BC

Hello my name is Sandip Suprai, I was born in Marysville, CA. I have been in nursing since I was 17 years old, started out as a nursing assistant at a skilled nursing facility where I had decided I would like to go into nursing versus accounting (what I had thought I wanted in high school). I got my Bachelor’s in Nursing in 2003 and worked on E3 as a RN caring for primarily post surgical liver, kidney transplants, colorectal, whipple surgical patients at Stanford Healthcare for 7.5 years. In 2007 I received my Masters in Nursing-NP.   I joined the GI/Liver team in 2011 and have been here since then. I also had a great opportunity to complete my Doctorate in Nursing Practice in 2016 and take on the APP Lead position in 2015 for the GI/Liver and Renal team. I enjoy working at Stanford hospital, and working with one of the best teams of APP’s and attendings! I’m on the Liver Quality team, APP week committee, served on the APP Wellness committee, APP General Council, Press Ganey committee and many other process and quality improvement projects within the department!. In my free time when I’m not working or being a PTA mom,  I enjoy spending time with my family, watching my children play sports, cooking, and sketching!


Board Member

Eric Mao, MD


Eric Mao, MD is an Assistant Clinical Professor of Medicine at the University of California Davis. He received his medical degree and completed internal medicine and gastroenterology training at Brown University in Rhode Island. He completed an advanced fellowship on inflammatory bowel disease at University of California San Francisco. He has clinical and research interests in inflammatory bowel disease and directs the inflammatory bowel disease program at the University of California Davis.