Oncologists are physicians whose primary medical interest is cancer.
Clinical oncologists are the physicians who treat people with cancer. In most cases, when a person is diagnosed with cancer, a clinical oncologist takes charge of the patient s overall care and treatment through all phases of the disease. Back to top Surgical oncologists are physicians who specialize in surgical aspects of cancer including biopsy, staging, and surgical resection of tumors. Back to top Radiation oncologists are physicians who specialize in treating cancer with therapeutic radiation. In addition to these three primary disciplines, ASCO recognizes pediatric oncology as a fourth, distinct discipline within the field of oncology.