Faculty by division
![Ashlyn B. Turner, MD](https://pediatrics.wustl.edu/app/uploads/2021/11/Ashlyn-Turner-280x386.jpeg)
Ashlyn B. Turner, MD
Assistant Professor of Pediatrics, Gastroenterology, Hepatology & Nutrition
- Phone: 314-454-6173
![Elizabeth C. Utterson, MD](https://pediatrics.wustl.edu/app/uploads/2021/11/Elizabeth-Utterson-280x386.jpeg)
Elizabeth C. Utterson, MD
Associate Professor of Pediatrics, Gastroenterology, Hepatology & Nutrition
Medical Director of Procedures
- Phone: 314-454-6173
![George F. Van Hare, MD, FACC, FAAP, FHRS](https://pediatrics.wustl.edu/app/uploads/2021/12/George-Van-Hare-280x386-1-280x386.jpeg)
George F. Van Hare, MD, FACC, FAAP, FHRS
Louis Larrick Ward Professor of Pediatrics, Cardiology
- Phone: 314-454-6095
![Yasasvi Vasili, MD](https://pediatrics.wustl.edu/app/uploads/2022/01/Photo_Vasili-280x386-1-280x386.jpeg)
Yasasvi Vasili, MD
Assistant Professor of Pediatrics, Hospitalist Medicine
- Phone: 314-454-2076
- Email: yvasili@wustl.edu
![Zachary A. Vesoulis, MD, MSCI](https://pediatrics.wustl.edu/app/uploads/2021/12/Zachary-Vesoulis-280x386-1-280x386.jpeg)
Zachary A. Vesoulis, MD, MSCI
Assistant Professor of Pediatrics, Newborn Medicine
- Phone: 314-454-2683
![Arpita Vyas, MD, DCH](https://pediatrics.wustl.edu/app/uploads/2022/10/Vyas-Arpita_Peds_300-280x386-1-280x386.jpg)
Arpita Vyas, MD, DCH
Associate Professor of Pediatrics (PEFA), Endocrinology and Diabetes
- Phone: 314-454-6051
![Colleen M. Wallace, MD](https://pediatrics.wustl.edu/app/uploads/2022/01/Collen-M.-Wallace-MD.jpg)
Colleen M. Wallace, MD
Professor of Pediatrics, Hospitalist Medicine
Director, Humanities Program
Assistant Dean for Student Affairs
- Phone: 314-454-2076
![Jennifer A. Wambach, MD, MS](https://pediatrics.wustl.edu/app/uploads/2022/08/Jennifer-Wambach-280x386-1-280x386.jpeg)
Jennifer A. Wambach, MD, MS
Associate Professor of Pediatrics, Newborn Medicine
Co-Director, Neonatal Perinatal Medicine Fellowship Program
Researcher, Pathobiology
- Phone: 314-454-2683