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The Woodlands

Phone: 936-267-7555
Fax: 936-267-7922


17580 I-45 South
5th Floor, Orange Pod
The Woodlands, TX 77384

Allyson N. Wyatt, MD

Attending Physician

Assistant Professor, Division of Gastroenterology, Hepatology & Nutrition, Baylor College of Medicine


School Education Degree Year
Children’s Hospital of Pittsburgh at UPMC Fellowship Pediatric Gastroenterology 2016
Children’s Medical Center – UT Southwestern, Dallas Residency Pediatrics 2013
University of Texas Medical Branch at Galveston Medical School Doctor of Medicine 2010


Dr. Allyson Wyatt is a pediatric gastroenterologist that cares for children with general gastrointestinal disorders and specializes in Inflammatory Bowel Disease (IBD) – Crohn’s disease and Ulcerative Colitis. Dr. Wyatt practices at Texas Children’s Hospital in The Woodlands and leads a multidisciplinary Inflammatory Bowel Disease Program there in combination with Pediatric IBD Surgery. She sees patients with IBD in a comprehensive IBD Clinic where she creates an individualized and collaborative medical team for every patient. She has a particular interest in the treatment of complex IBD and partners with Pediatric IBD Surgery to provide coordinated surgical and gastrointestinal medical expertise. She enjoys forming trusting and long-lasting relationships with her patients and their families. She strives for close communication between patients and all members of their care team and believes that this is essential in helping patients and families navigate chronic illness. Dr. Wyatt also serves as the Director of Pediatric Gastroenterology in The Woodlands and has been recognized institutionally for her excellence in patient care.


Organization Name Role
American Gastroenterological Association (AGA)
North American Society for Pediatric Gastroenterology, Hepatology & Nutrition (NASPGHAN)

Selected Publications

Ruan W, Nguyen H, Wyatt A, Ihekweazu F, Vartabedian B, Karam L, Walsh S, Kellermayer R. High seroconversion rate against SARS-CoV2 in symptomatic pediatric inflammatory bowel disease patients. J Pediatr Gastroenterol Nutr 2021; 73(3):363-366.

Wyatt A, Kellermayer R. PCR Based Fecal Pathogen Panel Testing Should Be Interpreted with Caution at Diagnosis of Pediatric Inflammatory Bowel Diseases. Ann Clin Lab Sci 2018; 48(5):674-676.

Wyatt A, Kellermayer R. Right-sided Colonic Juvenile Polyps in Paediatric Primary Sclerosing Cholangitis Patients. J Crohns Colitis 2018; 12(11):1375-1376.

Niehaus J, Meidel M, Good M, Wyatt A, Pak S, Silverman G, Luke C.  “SERPINB12 is a slow-binding inhibitor of granzyme A and hepsin.”  Biochemistry 2015; 54(45):6756-9. 

Wu A, Alessi L, Wyatt A, Srinath, A.  “Multiple magnet ingestion leading to intestinal fistula in an autistic 13 year old female.”  Annals of Pediatric Child Health 2015; 3(2): 1046.

Wahlmuller F, Furtmuller M, Geiger M.  The Serpin Family: Proteins with Multiple Functions in Health and Disease.  Springer, 2015.  Chapter - Serpins in Caenorhabditis elegans.   

Awards & Honors

Early Career Award for Excellence in Patient Care (2022)

Power of Professionalism (POP) Award (2022)

Top Doctors in Texas Rising Stars, Texas Monthly (2020, 2021)

Patient and Family Comments

* Texas Children's Hospital physicians' licenses and credentials are reviewed prior to practicing at any of our facilities. Sections titled From the Doctor, Professional Organizations and Publications were provided by the physician's office and were not verified by Texas Children's Hospital.