Meet the Gastroenterology Physicians
Team Leader

Thomas A. Ullman, MD
Gastroenterology
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Physicians

Daniel S. Behin, MD
Gastroenterology
Title: Program Director
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Lawrence J. Brandt, MD
Gastroenterology
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Kristina R. Chacko, MD
Transplant Hepatology (Liver, Gallbladder, Pancreas)
Title: Transplant Hepatologist, Medical Director of Living Donor Program (Liver), Program Director of Transplant Hepatology Fellowship
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Ruby Greywoode, MD
Gastroenterology, Internal Medicine
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Sanjeev Gupta, MD
Gastroenterology, Hepatology (Liver, Gallbladder, Pancreas)
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Hilary I. Hertan, MD
Gastroenterology
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Sammy Ho, MD
Gastroenterology
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Akash R. Kumar, MD
Gastroenterology, Internal Medicine
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Nancy C. Manzione, MD
Gastroenterology
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Parvathi A. Myer, MD
Gastroenterology
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John F. Reinus, MD
Transplant Hepatology (Liver, Gallbladder, Pancreas)
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Jayanta R. Roy-Chowdhury, MD, MBBS
Gastroenterology, Hepatology (Liver, Gallbladder, Pancreas)
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Jonathan M. Schwartz, MD
Gastroenterology, Transplant Hepatology (Liver, Gallbladder, Pancreas)
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Deborah S. Sherman, MD
Gastroenterology
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- Daniel S. Behin, MD
- Lawrence J. Brandt, MD
- Kristina R. Chacko, MD
- Ruby Greywoode, MD
- Sanjeev Gupta, MD
- Hilary I. Hertan, MD
- Sammy Ho, MD
- Akash R. Kumar, MD
- Nancy C. Manzione, MD
- Parvathi A. Myer, MD
- John F. Reinus, MD
- Jayanta R. Roy-Chowdhury, MD, MBBS
- Jonathan M. Schwartz, MD
- Deborah S. Sherman, MD
- Thomas A. Ullman, MD