A graduate of Harvard Medical School and Medical Director of the Department of Radiation Oncology, Dr. William Silveira is dedicated to fighting for those with cancer using an evidence-based, multidisciplinary practice while providing the most compassionate care. Having grown up in a Central Valley farming community, he is committed to providing the finest care to patients throughout the region. Dr. Silveira is known for implementing the latest technological advances in cancer treatment, while bridging the gap between technology and the human spirit. He desires to connect his strong interest in physical sciences and clinical oncology to fight for individuals with cancer.
"I am proud to be a member of this respected group of physicians who share the same sense of responsibility to the community and dedication to patient care as I do, all without sacrificing efficacy." -Dr. William
Primary Specialty
Radiation Oncologist
GenderMale
EducationHarvard Medical School
TrainingUniversity of California, San Francisco, Santa Clara Valley Medical Center
ServicesCyberKnife® is the world’s only robotic radiosurgery system designed to treat tumors and lesions., Radioimmunotherapy targets tumors and cancerous cells by attaching radioactive atoms to antibodies., Stereotactic Radiosurgery/CyberKnife is an advanced form of radiation therapy., Intensity Modulated Radiation Therapy uses a linear accelerator to deliver radiation to tumors, Brachytherapy involves placing high-energy radioactive materials in, on, or near a tumor., In Prostate Brachytherapy, radioactive “seeds” the size of rice are placed in the prostate and left, Partial Breast Irradiation treats just the breast tumor area not the whole breast