The Children's Hospital at TriStar Centennial has announced the addition of pediatric gastroenterologist M. Samer Ammar, MD, to TriStar Medical Group Children's Specialists. Ammar specializes in the treatment of abdominal pain, gastrointestinal bleeding, constipation, diarrhea, encopresis, Celiac Disease, IBS, and general pediatric gastroenterology, hepatology and nutrition concerns.

After earning his medical degree from Damascus University School of Medicine in Syria, he completed his pediatric residency at Louisiana State University Medical Center and pediatric fellowship in gastroenterology, hepatology and nutrition from the James Whitcomb Riley Hospital for Children at Indiana University School of Medicine. Ammar is board-certified by the American Board of Pediatric Gastroenterology.