Current Duke Appointments & Affiliations
Professor of Pediatrics
·
2026 - Present
Pediatrics, Gastroenterology, Hepatology and Nutrition,
Pediatrics
Chief, Division of Gastroenterology, Hepatology & Nutrition
·
2023 - Present
Pediatrics, Gastroenterology, Hepatology and Nutrition,
Pediatrics
Member in the Duke Clinical Research Institute
·
2023 - Present
Duke Clinical Research Institute,
Institutes and Centers
Recent Scholarly Works
Associations of Meal-Related and Somatic Symptoms With Mucosal Eosinophil and Mast Cell Counts in Youth With Disorders of Gut-Brain Interaction.
Journal article Neurogastroenterol Motil · August 2026 INTRODUCTION: Meal-related symptoms are commonly identified in disorders of gut-brain interaction (DGBIs). Gastroduodenal low-grade inflammation involving mucosal eosinophils and/or mast cells has been previously described in patients with DGBIs. In childr ... Full text Link to item CiteHigh Burden of Constipation Among Autistic Youth: A Nationwide Query Powered by PCORnet.
Journal article Am J Gastroenterol · July 1, 2026 INTRODUCTION: Autism is associated with gastrointestinal problems; however, contemporary data on constipation prevalence and healthcare utilization are lacking. METHODS: We queried >20 million electronic records of youth 6-17 years from 70 Patient-Centered ... Full text Link to item CiteA post hoc analysis of linaclotide in pediatric patients with functional constipation and neurodevelopmental disorders.
Journal article J Pediatr Gastroenterol Nutr · July 2026 OBJECTIVES: Functional constipation (FC) is common in children with comorbid neurodevelopmental disorders (NDD) and its optimal treatment may be challenged by adherence and medication tolerability issues in this population. We assessed the efficacy and saf ... Full text Link to item CiteRecent Grants
Phase 3 Study to Assess the Safety and Efficacy of Tenapanor
Clinical TrialPrincipal Investigator · Awarded by Ardelyx, Inc. · 2025 - 2027Advancing Science in Pediatric Gastroparesis
ResearchPrincipal Investigator · Awarded by Baylor College of Medicine · 2023 - 2027Duke Training Grant in Digestive Diseases and Nutrition
Inst. Training Prgm or CMEPreceptor · Awarded by National Institute of Diabetes and Digestive and Kidney Diseases · 1988 - 2027View All Grants
Education
Tufts University ·
2001
M.P.H.
Tufts University, School of Medicine ·
2001
M.D.
University of Michigan, Ann Arbor ·
1997
B.S.