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Pediatric Gastroenterology

Gastroenterology Leadership

Dr. Charmaine H. Mziray-Andrew is an Associate Professor of Pediatrics at Southern Illinois University School of Medicine, specializing in gastroenterology.  She is one of the pediatric specialists recruited as part of HSHS St. John’s Children’s Hospital, which is a joint endeavor of SIU and HSHS St. John’s Hospital in Springfield. She completed a three-year fellowship in pediatric gastroenterology, hepatology and nutrition at the University of Chicago Comer Children’s Hospital (2010) and her pediatrics residency, including a year as chief resident, at Sinai Children’s Hospital (2007), both in Chicago.  Mziray-Andrew completed her medical degree at Instituto Superior de Ciencias Medicas-Havana in Havana, Cuba (1996). Mziray-Andrew is board certified in pediatrics and pediatric gastroenterology.  She has authored several professional publications. A native of Tanzania, Mziray-Andrew is married to Jackson Munuo and has two children.

Meet Our Other Gastroenterology Providers


When working with pediatric gastroenterology, our pediatric residents will benefit from a multidisciplinary approach, working closely with ENT, dietitians, and speech therapists.

Clinical and Research Interests

The Division of Pediatric Gastroenterology at SIU School of Medicine has a diverse staff with a wide array of clinical and research interests. Those interests include (but are not limited to):

  • Nutritional Rehabilitation & Feeding Disorders
  • Allergic Conditions of the Gastrointestinal Tract
  • Inflammatory Bowel Disease
  • Celiac Disease
  • Diarrheal diseases
  • Vomitting