Dr Martin Buck is a medical oncologist who treats patients at St John of God Geraldton and Subiaco Hospitals.Dr Buck is a Western Australian graduate and began residency at Sir Charles Gairdner Hospital in 1978. After completing physician training he undertook specialist training in medical oncology in Perth, Sydney and at the Mayo Clinic in the United States. Returning from overseas he was appointed as a sessional medical oncologist at Sir Charles Gairdner Hospital in 1986. Dr Buck is currently the senior medical oncologist to the Western Australian Gynaecology Oncology Service based at King Edward Memorial Hospital and specialises in gynaecological oncology in both the public and private sector.Dr Buck has a special interest in breast cancer and gynaecological cancer.