All questions · The first few days

Who is my radiation oncologist?

The doctor who treats cancer with radiation.

They decide whether radiation is right for you, plan it, and keep an eye on you the whole way through.

Written by two physicians. Checked against patient information from the US National Cancer Institute and Cancer Research UK.

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Content last updated 25 September 2026 · How we write these cards · Report a problem with this card

These cards are for learning. They are not medical advice and do not replace talking with your own doctor.