Our Physicians

Physician Photo

Diane Heaton, M.D.

Medical Director, Board Certified in Radiation Oncology

Dr. Heaton serves as the Medical Director of Northeastern Oklahoma Cancer Institute. She has been practicing in the Tulsa area since 1994.

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Physician Photo

Terry J. Styles, M.D.

Board Certified Radiation Oncologist

Dr. Styles brings not only her expertise in the latest radiation techniques to Northeastern Oklahoma
Cancer Institute, but also her passion to integrate this technology with the care of the whole patient.

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