COVID-19 HEALTH ALERT!  For the safety of our patients and staff, effective March 30, 2020, new patients and patients with disabilities will be permitted one visitor over the age of 15. No other visitors will be permitted into the clinic.  Family members and caretakers may participate in the appointments remotely by phone or video conference if desired. 

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Faisal Siddiqui, MD, PhD

Radiation Oncology - Faisal Siddiqui, MD, PhD

Faisal Siddiqui, MD, PhD


Radiation Oncology

Primary Location

Vancouver Cancer Center
210 SE 136th Ave.
Vancouver, WA 98684
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Medical School

Doctor of Medicine, Oregon Health & Science University, Portland, OR


Internal Medicine, Providence St. Vincent Medical Center, Portland, OR


Radiation Oncology, Oregon Health & Science University, Portland, OR

Board Certification

Diplomate of the American Board of Radiology in Radiation Oncology

Advanced Training

PhD, Chemical Engineering, Purdue University, W Lafayette, IN


Dr. Siddiqui treats patients with all malignancy types, and has specific expertise in breast, prostate, lung, gastrointestinal and central nervous system malignancies. He also specializes in stereotactic radiation therapy for early stage lung cancer and stereotactic radiosurgery for brain cancer and metastases.
He has extensive experience with the CyberKnife radiation therapy to treat brain cancer, lung cancer and prostate cancer. He also specializes in SpaceOAR placement which helps reduce side effects of prostate radiation.
Dr. Siddiqui is committed to integrating the latest research into his care, with the goal of eliminating cancer, and believes in individualized patient care rooted in compassion.
His personal interests include running, golfing, tennis and hiking with his family.