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Texas Medical Center

Gastroenterology, Hepatology and Nutrition
Phone: 832-822-3131
Fax: 832-825-4131


6701 Fannin Street
Suite 1100
Houston, TX 77030

Mary Elizabeth M. Tessier, MD

Assistant Professor of Pediatrics, Baylor College of Medicine


School Education Degree Year
Baylor College of Medicine, Houston, TX Fellowship Pediatric Gastroenterology, Hepatology and Nutrit 2015
Baylor College of Medicine, Houston, TX Internship Pediatrics 2010
Baylor College of Medicine, Houston, TX Residency Pediatrics 2009
University of Virginia School of Medicine, Charlottesville, VA Medical School Doctor of Medicine 2009


Clinical Interests:
General Pediatric Gastroenterology
Liver Disease
Research Interests:
Dr. Tessier has an interest in enterohepatic circulation and the impact of the gut microbiome on hepatic health and vise-versa. She hopes to expand our knowledge of the gut microbiome and metabolome in regards to hepatic health. Her initials interest lies in studies in C. difficile with hope to expand research into dysbiosis and metabolic derangement in hepatic and intestinal disease. The ultimate goal is to develop treatments for both adult and pediatric liver and intestinal diseases.


Organization Name Role
American Academy of Pediatrics Member
American Association for the Study of Liver Diseases Member
American Gastroenterological Association Member
North American Society for Pediatric Gastroenterology, Hepatology and Nutrition


Selected Publications

Tessier ME, Harpavat S, Shepherd RW, Hiremath GS, Brandt ML, Fisher A, Goss JA. Beyond the Pediatric end-stage liver disease system: Solutions for infants with biliary atresia requiring liver transplant. World Journal of Gastroenterology 2014 Aug 28;20(32):11062-11068. Review. PubMed PMID: 25170195.
Thakkar K, Chen L, Tessier ME, Gilger MA. Outcomes of Children Following Esophagogastroduodenoscopy for Chronic Abdominal Pain. Clin Gastroenterol Hepatol. 2013 Sep 6. PubMed PMID: 24016631

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.