Current Appointments & Affiliations
Instructor Temporary in the Department of Pediatrics
·
2023 - 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 Publications
High Burden of Constipation among Autistic Youth - A Nationwide Query Powered by PCORnet®.
Journal Article Am J Gastroenterol · February 18, 2026 BACKGROUND: 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 PCORnet® health sy ... Full text Link to item CiteInterrater reliability in pediatric high-resolution anorectal manometry recordings.
Journal Article J Pediatr Gastroenterol Nutr · February 2, 2026 OBJECTIVES: High-resolution anorectal manometry (HR-ARM) is a diagnostic test assessing anorectal neuromuscular function in children with constipation and/or fecal incontinence. Interrater reliability of HR-ARM in children has not been previously studied. ... Full text Link to item Cite13 C-Spirulina Gastric Emptying Breath Test Normative Values in Healthy Children: A Multicenter Study With Comparison to Symptomatic Children.
Journal Article Am J Gastroenterol · February 1, 2026 INTRODUCTION: Diagnosing pediatric gastroparesis presents a significant challenge due to lack of normative data in children. We aimed to determine normative values for gastric emptying using the nonradioactive 13 C-Spirulina gastric emptying breath test ( ... 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 - 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 - 2027Assessing Psyllium Given with Meals for Fructan Sensitivity in Children with Irritable Bowel Syndrome
ResearchPrincipal Investigator · Awarded by National Institutes of Health · 2024 - 2027View All Grants
Education, Training & Certifications
Tufts University ·
2001
M.P.H.
Tufts University, School of Medicine ·
2001
M.D.
University of Michigan, Ann Arbor ·
1997
B.S.