Sagar A. Patel, MD

Titles and Roles

Assistant Professor, Department of Radiation Oncology
Emory University School of Medicine
Radiation Oncologist
Breast Cancer
Bladder Cancer
Prostate Cancer
Emory Proton Therapy Center


Sagar A. Patel, MD, is Assistant Professor in the Department of Radiation Oncology at Emory University School of Medicine. Dr. Patel practices general radiation oncology and specializes in the treatment of breast, bladder, and prostate cancer, as well as brachytherapy and proton therapy. He sees patients at Emory Saint Joseph's Hospital and Emory Proton Therapy Center.


Dr. Patel graduated from Harvard Medical School and completed his residency at the Harvard Radiation Oncology Program, where he trained at Massachusetts General Hospital, Brigham and Women's Hospital, Dana-Farber Cancer Institute, Boston Children's Hospital, and Beth Israel Deaconess Medical Center. He completed advanced fellowship training in brachytherapy with a focus on prostate high-dose rate brachytherapy at UCLA prior to joining the faculty at Emory.


During his residency, Dr. Patel completed the Program in Clinical Effectiveness with focus in biostatistics and clinical trial design at the Harvard University School of Public Health. His primary research focus is on reducing cardiovascular toxicity associated with breast cancer treatment with proton therapy. He is also interested in utilizing proton therapy, brachytherapy, and stereotactic body radiotherapy to reduce treatment toxicity of prostate cancer and gastrointestinal tumors.


Dr. Patel has published and co-authored multiple manuscripts in peer-reviewed journals, and he is a reviewer for Practical Radiation Oncology.

  • PublicationsPublication Date


Dr. Patel was the recipient of the William Shipley Research Award in the Department of Radiation Oncology at Massachusetts General Hospital during his training at Harvard.

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