![Radiation Oncology](/umgccc/-/media/images/cancer-center/health-services/cancer-services/radiation-oncology/radonc.jpg)
Radiation Oncology Specialists
![William F. Regine, MD, FACR, FASTRO, FACRO](https://cdn-images.kyruus.com/providermatch/umms/photos/200/regine-william-1104831957.jpg)
William F. Regine, MD, FACR, FASTRO, FACRO
Chair and Professor of Radiation Oncology, Sr. Associate Dean for Clinical Affairs, UM SOM, President, University of Maryland FPI, Executive Director, Maryland Proton Treatment Center
![Sally B. Cheston, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/cheston-sally-1568476745.jpg)
Sally B. Cheston, MD
Associate Professor of Radiation Oncology
Medical Director, Central Maryland Radiation Oncology
![Rashmi Khosla Benda, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/benda-rashmi-1750334769.jpg)
Rashmi Khosla Benda, MD
Associate Professor of Radiation Oncology
Medical Director, UM SRH Requard Radiation Oncology Center
![Matthew J. Ferris, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/ferris-matthew-1265851323.jpg)
Matthew J. Ferris, MD
Assistant Professor of Radiation Oncology, Medical Director of Maryland Proton Treatment Center, Billing & Compliance Director, Department of Radiation Oncology
![Wendla Karen Citron, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/citron-wendla-1477588846.jpg)
Wendla Karen Citron, MD
Clinical Assistant Professor of Radiation Oncology, Medical Director of Radiation Oncology, Tate Cancer Center at UM BWMC, Residency Program Associate Director
![Jack J. Hong, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/hong-jack-1033186085.jpg)
Jack J. Hong, MD
Assistant Professor of Radiation Oncology, Medical Director of Radiation Oncology, Kaufman Cancer Center at UM UCH
![John Philip Mastandrea, MD](https://kyruus-app-static.kyruus.com/providermatch/umms/photos/200/mastandrea-john-1518999697.jpg)
John Philip Mastandrea, MD
Clinical Associate Professor of Radiation Oncology, Chief, UM SRH Requard Radiation Oncology Center
![Sarah Anne McAvoy, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/mcavoy-sarahanne-1144549015.jpg)
Sarah Anne McAvoy, MD
Assistant Professor of Radiation Oncology
Vice Chair of Education
Residency Program Director
![Mark V. Mishra, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/mishra-mark-1790932630.jpg)
Mark V. Mishra, MD
Associate Professor of Radiation Oncology
Director of Clinical Research
Associate Director for UM Cancer Networks
![Jason K. Molitoris, MD, PhD](https://kyruus-app-static.kyruus.com/providermatch/umms/photos/200/molitoris-jason-1265876973.jpg)
Jason K. Molitoris, MD, PhD
Associate Professor of Radiation Oncology; Director of Clinical Hyperthermia Program
![Elizabeth M. Nichols, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/nichols-elizabethmay-1396903761.jpg)
Elizabeth M. Nichols, MD
Associate Professor of Radiation Oncology, Vice Chair for Clinical Affairs, Clinical Director, Department of Radiation Oncology
![Akshar N. Patel, MD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/patel-akshar-1902199391.jpg)
Akshar N. Patel, MD
Visiting Assistant Professor of Radiation Oncology; Sub-Department Chair, Radiation Oncology, UM Baltimore Washington Medical Center
![Melissa Ana Liriano Vyfhuis, MD, PhD](https://cdn-images.kyruus.com/providermatch/umms/photos/200/vyfhuis-melissa-1801214689.jpg)
Melissa Ana Liriano Vyfhuis, MD, PhD
Associate Professor of Radiation Oncology, Medical Director of Radiation Oncology Center, UM CRMC, Chair, Radiation Oncology EDI Committee
Nurse Practitioners
Nutritionist
![Mackenzie Minotti, Registered Dietician](/umgccc/-/media/images/cancer-center/health-services/cancer-services/radiation-oncology/social-workers-and-nutritionists/mackenzie-minotti-rad-onc-nutritionist.jpg?h=345&w=304&la=en&hash=D2E13423D45398A67A363F78A7A97DB5)
Mackenzie Minotti, RD, LDN
Registered Dietitian UMMC
![Radiation Oncology](/umgccc/-/media/images/cancer-center/health-services/cancer-services/radiation-oncology/radonc.jpg)