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Feeding Team with patient

Pediatric Gastroenterology specializes in the diagnosis and treatment of children and adolescents with disorders involving the gastrointestinal tract (GI), including the esophagus, stomach, intestine tract, liver, and pancreas. Our providers perform an extensive range of related diagnostic and therapeutic procedures, provide nutrition consultations, and care for children before and after liver transplants. Our clinician-scientists perform progressive, ground-breaking research into conditions, such as Inflammatory Bowel Disease (IBD) and are committed to training outstanding future pediatric gastroenterologists. A commitment to clinical care, research, and education allows our provider so offer increasingly state-of-the-art treatment for patients while looking to the future to advance our discipline.


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  • Theresa Heifert, MD

    Welcome New Physician Faculty: Theresa Heifert, MD

    Dr. Heifert joined the Department of Pediatrics as an Assistant Professor with the Division Pediatric Gastroenterology on February 12, 2024. Dr. Heifert earned her medical degree from the Uniformed Services University of the Health Sciences, Bethesda, MD, completed her pediatric residency at the Madigan Army Medical Center, Tacoma, WA, and completed her subspecialty training in Pediatric Gastroenterology and Nutrition at Walter Reed National Military Medical Center, Bethesda, MD. Most recently she has been Staff Pediatric Gastroenterologist and Chief of Pediatric Gastroenterology and Nutrition at Womack Army Medical Center, Fort Bragg, NC.  Welcome Theresa!

  • Tina Greeson, NP, RN, BSN

    Greeson Earns Doctor of Nursing Degree

    Tina Greeson, an Advanced Practice Practitioner in the Division of Gastroenterology, recently successfully defended her doctoral dissertation! Tina earner her doctorate in nursing while working her full time clinical job with Pediatrics. She is a wonderful example of what a nurse practitioner can do in an academic setting. Congratulations Dr. Greeson!

  • NASPGHAN Presentations


    UNC Pediatric Gastroenterology was well represented at the North American Society For Pediatric Gastroenterology, Hepatology & Nutrition (NASPGHAN) Annual Meeting in San Diego, October 4-7, 2023.

  • Michael Kappelman, MD, MPH

    Kappelman Awarded Multi-Year U01 to Study Social Risk and Outcomes of IBD In Children and Adults

    Michael Kappelman, MD, MPH, Professor of Pediatrics in the Division of Gastroenterology, has received a CDC Cooperative Agreement Awards (U01) award entitled “Improving Outcomes and Reducing Disparities for Patients with Inflammatory Bowel Disease through Epidemiology, Enhanced Disease Management, Dissemination, and Education”. This will be a 5-year, $3.75 million award starting September 30, 2023. UNC is the Prime recipient. It is a multiple PI award with Dr. Kappenman as Lead PI along with adult GI colleagues Dr. Sid Singh at UCSD and Dr. Meena Bewtra at UPenn.