

Oncology
Derek Johnson, M.D.
Assistant Professor of Radiology and Assistant Professor of Neurology
Rochester, MN
Derek R. Johnson, M.D., is a board-certified diagnostic radiologist specializing in nuclear medicine and neuroradiology at Mayo Clinic in Rochester, Minnesota. His subspecialty focus includes nuclear medicine therapy within the Mayo Clinic Comprehensive Cancer Center and Radiology departments, with expertise in neuroimaging for neuro-oncologic conditions such as glioblastomas, meningiomas, and pituitary microadenomas in Cushing disease. He treats adult patients with brain tumors, including those
21+
Years in Practice
Credentials
Board Certifications
- Psychiatry and Neurology (ABPN)
- Diagnostic Radiology (ABR)
- Nuclear Radiology (ABR)
Education & Training
- Mayo Clinic — Fellowship, Neuroradiology
- Mayo Clinic — Fellowship, Nuclear Medicine
- Mayo Clinic — Residency, Radiology
- University of Minnesota Medical School — M.D.
Clinical Focus
Subspecialties
Radiation Oncology
Conditions & Treatments
Radiation TherapyBrain Tumors
Practice Details
Hospital Affiliations
- Mayo Clinic
Languages
English
Experience
21+ years in practice