Dr. Stephen Ko MD Radiation Oncologist

Dr. Stephen Ko is a radiation oncologist in Jacksonville, Florida and is affiliated with Mayo Clinic Jacksonville. He received his medical degree from University of Texas Medical School at San Antonio and has been in practice for 15 years. He is one of 6 doctors at Mayo Clinic Jacksonville who specialize in Radiation Oncology.

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Office Location

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Specialty & Clinical Interests

Radiation Oncologist: General Radiation Oncology

Hospital Affiliation

Mayo Clinic Jacksonville
High performing in Cancer

Education & Medical Training

University of California at Irvine
Residency, Radiation Oncology, 2000–2004

University of Texas Health Science Center at San Antonio
Residency, Internal Medicine, 1999–2000

University of Texas Medical School at San Antonio
Class of 1999

Certifications & Licensure

American Board of Radiology
Certified in Radiation Oncology

FL State Medical License
Active through 2016

Publications & Presentations

Image-guided intensity-modulated radiotherapy for prostate cancer: Dose constraints for the anterior rectal wall to minimize rectal toxicity.
Peterson, J. L.,Buskirk, S. J.,Heckman, M. G.,Diehl, N. N.,Bernard, J. R.,Tzou, K. S.,Casale, H. E.,Bellefontaine, L. P.,Serago, C.,Kim, S.,Vallow, L. A.,Daugherty, L. C.,Ko, S. J.

Complications after (90)Y microsphere radioembolization for unresectable hepatic tumors: An evaluation of 112 patients.
Peterson, J. L.,Vallow, L. A.,Johnson, D. W.,Heckman, M. G.,Diehl, N. N.,Smith, A. A.,Tzou, K. S.,Paz-Fumagalli, R.,Kim, S.,Ko, S. J.,Daugherty, L. C.,Kim, G. P.,Brown, N.,Mori, K. W.,Buskirk, S. J.


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