Pediatric Gastroenterology & Nutrition Fellowship

The fellowship program in Pediatric Gastroenterology & Nutrition endeavors to fully train pediatricians to become expert, board certified consultants in Pediatric Gastroenterology, Hepatology and Nutrition in an academic setting and to have the capacity to become independent basic scientists or clinical investigators.

Meet the Team

Clinical Team

The Pediatric Gastroenterology & Nutrition Program at MassGeneral Hospital for Children provides multidisciplinary care for children with gastrointestinal, liver, pancreatic and nutritional disorders. Learn more.

Basic Science Team

The major mission of the Mucosal Immunology and Developmental Gastroenterology Laboratories at MGH remains a multidisciplinary approach to characterize the role of the enterocyte in mucosal barrier function at the interface between microbial luminal stimuli and lymphoid effector responses. Learn more.

First Year Fellows

Shifra Koyfman, MDShifra Koyfman, MD
Medical School: UMDNJ – New Jersey Medical School
Residency: Jacobi Medical Center – Albert Einstein College of Medicine
Current Research Interests: TBD
Research Mentor: TBD
SOC Chairperson / Advisor: TBD

Victoria Martin, MDVictoria Martin, MD
Medical School: University of Massachusetts Medical School
Residency: UMASS Memorial Children’s Medical Center
Current Research Interests: EoE, GI Food Allergy, Mucosal Immunology
Research Mentor: Wayne Shreffler, MD
SOC Chairperson / Advisor: TBD

Second Year Fellows

Maureen Leonard, MDMaureen Leonard, MD
Medical School: New York Medical College
Residency: Tufts Medical Center
Current Research Interest: Celiac disease, microbiome, intestinal permeability, probiotics, CDGEMM
Publications: Leonard, M. M., & Vasagar, B. (2014). US perspective on gluten-related diseases. Clinical and Experimental Gastroenterology, 7, 25-37.
Research Mentor: Alessio Fasano, MD
SOC Chairperson / Advisor: Christopher Moran, MD

Claire Zar-Kessler, MDClaire Zar-Kessler, MD
Medical School: Albert Einstein College of Medicine of Yeshiva University
Residency: New York Presbyterian Hospital-Weill Cornell
Current Research Interest: TBD
Research Co-Mentors: Jaime Belkind-Gerson, MD and Brad Kuo, MD
SOC Chairperson / Advisor: Kriston Ganguli, MD

Third Year Fellows

Navneet Hundal, MDNavneet Hundal, MD
Medical School: St. George's University, Grenada
Residency: SUNY Health Science Center at Brooklyn, NY
Current Research Interest: Th2 cells and their receptors in patients with Eosinophilic Esophagitis.
Research Mentor: Wayne Shreffler, MD
SOC Chairperson / Advisor: Qian Yuan, MD

Mark Kusek, MDMark Kusek, MD
Medical School: University of Nebraska College of Medicine
Residency: Medical University of South Carolina, Charleston, SC
Current Research Interests: Investigating factors that could affect eosinophil migration in esophageal epithelial cells.
Research Advisor: Bryan Hurley, PhD
SOC Chairperson / Advisor: Christopher Moran, MD

Education at MGHfC

As part of the largest teaching hospital in the Harvard Medical School system, MassGeneral Hospital for Children offers outstanding opportunities in medical education.


What will we discover next?

Learn how researchers at MassGeneral Hospital for Children are finding new treatments that advance pediatric care.