Medical Physics Division
![Timothy Mitchell, PhD](https://radonc.wustl.edu/files/2018/07/timothymitchell-1rzdywa-280x386.jpg)
Timothy Mitchell, PhD
Assistant Professor of Radiation Oncology
- Phone: 314-362-2639
- Email: tjmitchell@wustl.edu
![Naim Ozturk, PhD](https://radonc.wustl.edu/files/2018/08/ozturk-cc-2g4bbbi-280x386.jpg)
Naim Ozturk, PhD
Chief Physicist, Cox Health Springfield
- Phone: 314-362-2639
- Email: nozturk@wustl.edu
![Michael Prusator, PhD](https://radonc.wustl.edu/files/2020/07/Prusator-Michael_crop_webs_04-280x386.jpg)
Michael Prusator, PhD
Assistant Professor of Radiation Oncology
Chief, External Beam Physics
- Phone: 314-273-1429
- Email: m.prusator@wustl.edu
![Matthew Schmidt, PhD](https://radonc.wustl.edu/files/2019/03/Matthew_Schmidt-24lf8zh-280x386.jpg)
Matthew Schmidt, PhD
Assistant Professor of Radiation Oncology
Chief, Quality Assurance
- Email: matthew.schmidt@wustl.edu
![Phillip Wall, PhD, MS](https://radonc.wustl.edu/files/2022/10/Wall_Phillip_web-280x386.jpg)
Phillip Wall, PhD, MS
Assistant Professor of Radiation Oncology
Assistant Program Director, Medical Physics Residency Program
- Email: phillip.wall@wustl.edu
![Jeffrey F. Williamson, PhD, MD(hon), FAAPM, FACR, FASTRO](https://radonc.wustl.edu/files/2018/07/jeffreywilliamson-2enhgpp-280x386.jpg)
Jeffrey F. Williamson, PhD, MD(hon), FAAPM, FACR, FASTRO
Professor of Radiation Oncology
- Phone: 804-387-2512
- Email: jfwilliamson@wustl.edu
![Tong Zhu, PhD, DABR](https://radonc.wustl.edu/files/2021/07/Zhu_Tong_web-280x386.jpg)
Tong Zhu, PhD, DABR
Associate Professor of Radiation Oncology
Chief, MRgRT Services
- Phone: 314-273-1447
- Email: zhut@wustl.edu
![Jacqueline Esthappan Zoberi, PhD](https://radonc.wustl.edu/files/2018/07/jacquelinezoberi-165lbpg-280x386.jpg)
Jacqueline Esthappan Zoberi, PhD
Professor of Radiation Oncology
Chief, Brachytherapy Medical Physics Service
- Phone: 314-362-8610
- Email: jzoberi@radonc.wustl.edu