Dr. Ryan T. Pitman

Christopher Rivera is a primary care provider, practicing in Pediatrics and Internal Medicine in Carlyle, Illinois. Dr. Rivera is rated as an Advanced provider by MediFind in the treatment of Childhood Iron Deficiency Anemia. His top areas of expertise are Thrombocytopenia, Oligodendroglioma, Embryonal Tumor with Multilayered Rosettes, and Pediatric Low-Grade Glioma (pLGG). Dr. Rivera is currently accepting new patients.

Keith Wickenhauser is a primary care provider, practicing in Pediatrics and Internal Medicine in Saint Charles, Missouri. Dr. Wickenhauser is rated as an Advanced provider by MediFind in the treatment of Childhood Iron Deficiency Anemia. His top areas of expertise are Chronic Lymphocytic Leukemia (CLL), Lung Metastases, Vitamin D Deficiency, Colonoscopy, and Endoscopy. Dr. Wickenhauser is currently accepting new patients.

As a board-certified gastroenterologist, Rajeev Ramgopal, MD, is skilled in providing high-quality, comprehensive care to patients experiencing a wide variety of gastrointestinal conditions. He is proud to be a part of the exceptional team at Gateway Gastroenterology, in Chesterfield, Missouri. After finishing his undergraduate education at the University of Rochester in New York, Dr. Ramgopal returned to his hometown of Oklahoma City to obtain his medical degree at the University of Oklahoma. He went on to complete his Internal Medicine Residency training at Washington University in St. Louis, Missouri, and was selected to serve as a chief resident. He stayed at Washington University to complete his Gastroenterology and Hepatology Fellowship.When he is not caring for patients at Gateway Gastroenterology, Dr. Ramgopal enjoys spending time with his wife and son. He also likes to stay active by running, scuba diving, and snowboarding. He looks forward to welcoming new and returning patients to the practice. Dr. Ramgopal is rated as an Experienced provider by MediFind in the treatment of Childhood Iron Deficiency Anemia. His top areas of expertise are Diarrhea, Trichohepatoenteric Syndrome, Familial Adenomatous Polyposis, Endoscopy, and Colonoscopy.