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Meet Our Team

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Gastroenterology

Lori Zimmerman, MD

Lori Zimmerman , MD

Interim Director, Gastrointestinal Endoscopy and the Gastroenterology Procedure Unit; Gastroenterologist, Division of Gastroenterology, Hepatology and Nutrition
Assistant Professor, Harvard Medical School
Paul A. Rufo, MD, MMSc

Paul A. Rufo , MD, MMSc

Gastroenterologist, Division of Gastroenterology, Hepatology and Nutrition
Assistant Professor of Pediatrics, Harvard Medical School
Lauren Veit Collen, MD

Lauren Collen , MD

Co-Director, VEOIBD Clinic; Gastroenterologist, Division of Gastroenterology, Hepatology and Nutrition
Assistant Professor of Pediatrics, Harvard Medical School

Surgery

Jill M. Zalieckas, MD, MPH

Jill M. Zalieckas , MD, MPH

Co-Director, Congenital Diaphragmatic Hernia Program; Associate in Critical Care Medicine, Department of Anesthesiology, Critical Care and Pain Medicine; Pediatric Surgeon, Department of Surgery
Assistant Professor of Surgery, Harvard Medical School
Craig Lillehei, MD

Craig Lillehei , MD

Pediatric Surgeon, Department of Surgery; Distinguished Chair in Surgical Education
Associate Professor of Surgery, Harvard Medical School
Prathima Nandivada, MD

Prathima Nandivada , MD

Pediatric Surgeon, Department of Surgery; Associate Program Director, Pediatric Surgery Fellowship
Assistant Professor of Surgery, Harvard Medical School

Nutrition

Clinical Social Workers

Bioinformatician

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Michael Field, MSc

Bioinformatician, IBD Multidisciplinary Medical Surgical Clinic