Faculty

Select physician listed alphabetically by last name:
A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z

Nompleggi Dominic Nompleggi, MD, PhD

 Chief, Gastroenterology, UMass Memorial Medical Center
 Associate Professor of Medicine, University of Massachusetts Medical School

 Clinic Contact Number: (508) 856-2500
 Clinical Profile
 Academic Profile

Medical School: 
Georgetown University
Washington, DC 1982

Residency:
Beth Israel Deaconess Medical Center
Harvard Medical School

Fellowships:
BIDMC, Harvard Medical School (Nutrition)

Brigham and Women’s Hospital, Harvard Medical School (Gastroenterology)    

Special Interests:
Diseases of the stomach and esophagus,
including disorders of swallowing, gastroesophageal reflux disease, Barrett’s esophagus, peptic ulcer disease, gastroparesis and other gastrointestinal motility disorders. Small bowel diseases like gluten sensitivity or celiac disease and short bowel syndrome


Barnard 

 Graham Barnard, MD, PhD

 Director, Liver Transplantation, UMass Memorial Medical Center
 Associate Professor of Medicine and Biochemistry, University of Massachusetts Medical School

 Clinical Profile
 Academic Profile

Medical School:
Stanford University School of Medicine
Stanford, CA 1985

Residency:
Beth Israel Deaconess Medical Center

Fellowship:
Brigham and Women’s Hospital (Gastroenterology)

Barry
 Curtis Barry, MD

 Assistant Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile 
 Academic Profile

Medical School:
Boston University School of Medicine
Boston, MA 2003

Residency:
Boston University Medical Center

Fellowships:
University of Cincinnati (Gastroenterology)

Lahey Clinic (Transplant Hepatology)

Clinical Interests:
Cirrhosis, hepatitis C, hepatology, liver transplantation


Bhattacharya
 
 Kanishka Bhattacharya, MD

 Assistant Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile 
 Academic Profile

Medical School:
University of Calcutta Medical College
Calcutta, India 1983

Residency:
St. Elizabeth’s Medical Center

Fellowship:
St. Elizabeth’s Medical Center (Gastroenterology)

Clinical Interests:
Double balloon endoscopy, endoscopic bariatric procedures, enteroscopy, gastrointestinal bleeding, inflammatory bowel disease, pancreaticobiliary disorder, spirus enteroscopy


Cave, MD David Cave, MD, PhD

 Director, Clinical Gastroenterology Research, UMass Memorial Medical Center
 Director, Gastroenterology Fellowship Program, University of Massachusetts Medical School
 Professor of Medicine, University of Massachusetts Medical School
 
 Clinical Profile
 Academic Profile

Medical School:
St Georges Hospital Medical School/ University of London
London, England 1970       

Residency:
University of Chicago

Fellowship:
University of Chicago (Gastroenterology)                                                                                                                                           

Clinical Interests:
Small bowel diseases, video capsule endoscopy and deep enteroscopy, Inflammatory Bowel Disease, Complex gastroenterological problems

 

Houghton
 JeanMarie Houghton, MD, PhD

 Associate Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile 
 Academic Profile

Medical School:
University of Medicine and Dentistry of New Jersey - New Jersey Medical School
Newark, NJ 1989

Residency:
University of Medicine and Dentistry of New Jersey - University Hospital

Fellowship:
University of Medicine and Dentistry of New Jersey - University Hospital (Microbiology and Molecular Genetics, Gastroenterology)


Hyatt
 
 Benjamin Hyatt, MD

 Assistant Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile
 Academic Profile

Medical School: 
Boston University School of Medicine Boston, MA 2004

Residency:
Beth Isael Deaconess Medical Center/Harvard Medical School

Fellowship:
Gastroenterology, UMass Memorial Medical Center, University of Massachusetts Medical School

Clinical Interests:
General gastroenterology, inflammatory bowel disease


Leiter
 Andrew Leiter, MD, PhD

 Professor of Medicine, UMass Medical School

 Clinical Profile
 Academic Profile

Medical School:  
Case Western Reserve University
Cleveland, OH 1978

Residency:  
Boston University Medical Center, University Hospital

Fellowship:  
Tufts Medical Center (Gastroenterology)

 

Research  Interests: 
Endocrine cells of the gastrointestinal tract

Clinical Interests: 
Gastroenterology and Hepatology


Levey
 John Levey, MD, MBA

 Clinical Chief, Gastroenterology, UMass Memorial Medical Center
 Clinical Associate Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile
 Academic Profile

Medical School:
University of Texas School of Medicine
San Antonio, TX 1987

Residency:
Newton-Wellesley Hospital

Fellowships:
Brockton/West Roxbury VA Medical Center Harvard University Medical School Affiliate (Ambulatory Care Medicine)

UMass Memorial Medical Center - UMass Graduate Medical Education (Gastroenterology)

Brockton/West Roxbury Veterans Administration Medical Center (Internal Medicine)

 

Research Interests:
Investigator: The use of brush cytology and flow cytometry in Barrett’s esophagus. (University of Massachusetts/Memorial Medical Center 2011)

Principal Investigator: Colonoscopy Metrics: Surveillance Intervals and Adenoma Detection Rate in Trainees vs. Attending’s. (University of Massachusetts/Memorial Medical Center 2011)

Principle Investigator: Adenoma Detection Rates with High Definition Optics.  (University of Massachusetts/Memorial Medical Center 2013)

marshall
 Christopher Marshall, MD

 Assistant Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile
 Academic Profile

Medical School:
University of Massachusetts Medical School
Worcester, MA 2004

Residency:
UMass Memorial Medical Center - UMass Graduate Medical Education

Fellowship:
UMass Memorial Medical Center - UMass Graduate Medical Education (Gastroenterology)

Patwardhan
 Rashmi Patwardhan, MD, FACP


 Clinical Professor of Medicine, University of Massachusetts Medical School
  
 Clinical Profile
 Academic Profile

Medical School:
Seth G.S. Medical College
Mumbai, India 1976

Residencies:
King Edward Memorial Hospital

Saint Vincent Hospital

Fellowship:
Vanderbilt University

Clinical, Research, educational Interests:
Diagnostic and therapeutic Endoscopy, Treatment of GI Disorders, Brush Cytology in Barrett’s Esophagus. Teaching medical students, residents and fellows.


Pellish Randall Pellish, MD

 Assistant Professor of Medicine
 Program Director, Gastroenterology Fellowship
 Co-Director, UMass Center for Microbiome Research

 Clinical Profile
 Academic Profile

Medical School:
University of Massachusetts Medical School
Worcester, MA 2001

Residency:
Warren Alpert Medical School of Brown University/ Rhode Island Hospital & Miriam Hospital (Chief Resident)

Fellowship:
Warren Alpert Medical School of Brown University/ Rhode Island Hospital & Miriam Hospital                 

Clinical and Research Interests:
Inflammatory Bowel Disease, Clostridium difficile Colitis, Fecal Microbiota Transplant (Stool Transplant)

Szabo Gyongyi Szabo, MD, PhD

 Worcester Foundation for Biomedical Research Endowed 
 Chair, Professor and  Vice Chair for Research, Department of Medicine
 Associate Vice Provost, Translational Research Education
 Associate Dean, Clinical and Translational Sciences
 Medical Director, Hepatology Center at UMass Memorial Medical Center
President, American Association for the Study of Liver Diseases
Founding Director, Liver Institute of the UMASS Worcester

Clinical Profile
Academic Profile

Medical School:
Debrecen Medical University
Debrecen, Hungary 1984

Residency:
UMass Memorial Medical Center - UMass Graduate Medical Education

Fellowship:
UMass Memorial Medical Center - UMass Graduate Medical Education (Gastroenterology)

Clinical Interests:
Alcoholic liver disease, hepatology, nonalcoholic steatohepatitis, viral hepatitis

Wassef Wahid Wassef, MD, MPH, FACG

 Director, Endoscopy, UMass Memorial Medical Center
 Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile
 Academic Profile

Medical School:
Boston University School of Medicine
Boston, MA 1984

Residency:
St. Mary's Hospital/Yale-New Haven Medical Center

Fellowship:
Rhode Island Hospital (Gastroenterology, Biliary Medicine)

Clinical Interests:
Biliary tract disease, gastrointestinal oncology, endoscopic management of reflux disease, endoscopic ultrasound, ERCP, pancreatitis

Zacharias

 Isabel Zacharias, MD

 Assistant Professor of Medicine, University of Massachusetts Medical School
 Staff Gastroenterology/Transplant Hepatology

 Clinical Profile
 Academic Profile

Medical School:
Tufts University School of Medicine
Boston, MA 2002

Residency:
Lahey Clinic Medical Center

Fellowships:
Lahey Clinic Medical Center (Gastroenterology, Transplant Hepatology

Lahey Clinic Medical Center (Transplant Hepatology)

Clinical Interests:
Transplant hepatology, hepatitis B and C, non-alcoholic fatty liver disease, hepatocellular carcinoma, adult and pediatric-gastroenterology, gastroenterology-PRS

 

Zawacki
 John K Zawacki MD

 Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile
 Academic Profile

Medical School:
Tufts University School of Medicine
Boston, MA 1968

Residency:
Tufts Medical Center

Fellowship: 
Tufts Medical Center (Gastroenterology)

Chief Medical Resident:
Tufts Medical Center

Clinical Interest:
Inflammatory Bowel Disease

Educational Interest:
Fostering the principles of the Art of Medicine

Recent Publication:
On Being a Physician, Worcester Medical News, Fall of 2014

zivny

 Jaroslav Zivny, MD

 Assistant Professor of Medicine, University of Massachusetts Medical School

 Clinical Profile
 Academic Profile

Medical School:
Charles University School of Medicine
Prague, Czech Republic 1995

Residency:
University of Massachusetts Medical School

Fellowship:
University of Massachusetts Medical School

Beth Israel Deaconess, Harvard University (Advanced Endoscopy)

Clinical Interests:
Pancreatic and biliary disorders, ERCP, EUS, Endoscopic mucosal resection, Ablation of dysplastic Barrett’s esophagus

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