How do oncologists perform surgery?

An oncologist is a doctor who treats cancer and provides medical care for a person diagnosed with cancer.The field of oncology has three major areas: medical, surgical, and radiation. ... Different types of doctors often work together to create a patient's overall treatment plan that combines different types of treatments. read more

The correct thing would be a dermatologist with a focus on oncology, an urologist with a focus on oncology etc. These specialists may perform minor surgeries by themselves (e.g. removing a melanoma by the dermatologist) but major surgeries are always done by surgeons. read more

Some oncologists in solo practice mix and administer chemotherapy and also do limited procedures like thoracentesis and paracentesis (fluid drainage from the lung and abdomen). That type if practice in America is becoming increasingly rare except in rural areas. read more