Biographical summary
William Breen, M.D., is a Radiation Oncologist at Mayo Clinic in Rochester, Minnesota. He serves as the Associate Research Chair in the department of Radiation Oncology.
Dr. Breen attended medical school at Mayo Medical School in Rochester, followed by Radiation Oncology residency at Mayo Clinic Rochester.
He specializes in treating brain tumors, lung cancer, lymphoma, and other CNS disorders using techniques including proton therapy, IMRT, SBRT, total skin electron beam therapy, and orthovoltage radiotherapy. Dr. Breen is the principal investigator on several studies, including ongoing clinical trials incorporating SBRT with immunotherapy for mesothelioma and utilizing 18F-DOPA PET and advanced MRI for glioblastoma.
Conditions treated
Procedures performed
Interests
- Proton and photon radiotherapy
- Gamma Knife and linear accelerator-based radiosurgery
- Integration of PET scans for radiotherapy planning
Mayo Clinic locations
Education
- 2022
ResidentRadiation Oncology, Programs in Rochester, Mayo School of Graduate Medical Education, Mayo Clinic College of Medicine
- 2018
Transitional InternshipGundersen Lutheran Medical Center
- 2017
MDMayo Medical School
- 2013
BA - Major: Biochemistry. Minor: Latin.Saint John's University
Activities and honors
Certifications
- 2023
Radiation OncologyAmerican Board of Radiology
Awards and honors
- 2024
2023 Top Performer Patient Experience AwardMayo Clinic Patient Experience
- 2023
Mayo Clinic Radiation Oncology Midwest Distinguished Clinical Service AwardMayo Clinic Department of Radiation Oncology
- 2023
Distinguished Clinician ResearcherMayo Clinic Department of Radiation Oncology
- 2023
2023-2024 Teacher of the YearDepartment of Radiation Oncology
- 2023
Most Innovative Clinical Trial - CNS Disease GroupMayo Clinic Cancer Center
- 2022
Roentgen Resident/Fellow Research AwardMayo Clinic
- 2018
Scott Spretel Resident Excellence Award NomineeRadiation Oncology Residency, Mayo School of Graduate Medical Education
- 2015
Earl Mailhot Memorial ScholarshipMayo Clinic Alix School of Medicine, Mayo Clinic College of Medicine, Department of Education Administration
- 2014
Sarcoma ScholarRein in Sarcoma
- 2013
Schilling ScholarshipMayo Clinic Alix School of Medicine, Mayo Clinic College of Medicine, Department of Education Administration
Professional memberships
- 2024
2024 Annual Meeting CNS Scientific Program Abstract ReviewerASTRO
- 2023 - present
MemberSociety of Neuro-oncology
- 2023 - present
MemberInternational Lymphoma Radiation Oncology Group
- 2023 - present
Voting MemberAmerican Radium Society Brain Malignancy Panel
- 2023 - present
Associate ChairDepartment of Radiation Oncology Research Committee
- 2023 - present
ChairDepartment of Radiation Oncology Telemedicine Working Group
- 2022 - present
MemberASTRO
- 2022 - 2023
MemberRadiation Oncology Education Committee, Department of Radiation Oncology
- 2022 - present
Chair/LeadNeurobehavioral Oncology Committee
- 2022 - present
MemberAlliance Cancer Cooperative Group
- 2022 - present
Co-ChairMayo Enterprise CNS Radiation Oncology Disease Group
- 2021 - present
MemberMayo Clinic Radiation Oncology Research Committee
- 2021 - 2022
LeadRadiation Oncology Journal Club
- 2020 - 2022
Alternate MemberMayo Graduate Education Committee (GEC) for Med-Lab Subspecialties, Mayo Clinic Rochester Committees; Mayo Graduate Education Committee (GEC) for Med-Lab Subspecialties
- 2020 - present
MemberDepartment of Radiation Oncology Telemedicine Working Group
Publications