

Oncology
Jonathan Chen, M.D., PH.D.
Medical Director, Proton Therapy Facility; Assistant Professor
Dr. Jonathan Chen, MD, PhD, is a radiation oncologist specializing in the treatment of ocular melanoma and genitourinary cancers, including prostate, bladder, and kidney tumors. He serves adult patients at major Seattle cancer centers, focusing on those requiring advanced radiation modalities such as proton therapy for precise tumor targeting while minimizing damage to surrounding healthy tissues. As Medical Director of the Fred Hutchinson Cancer Center Proton Therapy facility at Northwest Hospi
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Credentials
Board Certifications
- Radiation Oncology (ABR)
Education & Training
- Medical School: Weill Medical College of Cornell University (MD, 2014)
- Residency: NewYork-Presbyterian Hospital/Weill Cornell Medical Center (Radiation Oncology, 2019)
- Undergraduate: Stanford University (B.S., 2004)
Years in Practice
12+ years
Peer Recognition
- Castle Connolly — Top Doctor
2022-2026 (5 years)
2022-2023 (2 years)
2024-2025 (2 years)
Clinical Focus
Subspecialties
Conditions & Treatments
Insurance(s) Accepted
Please verify your coverage with the provider — plan participation can change.
Practice Details
Hospital Affiliations
- University of Washington Medical Center
- Fred Hutchinson Cancer Center
Languages
English
Conditions Dr. Chen treats
- Immunotherapy
- Proton Therapy
- Cancer Genomics
Insurance accepted
Frequently asked
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Specialists similar to Dr. Chen
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Sources
- https://www.healthgrades.com/physician/dr-jonathan-chen-xyltjsm
- https://www.castleconnolly.com/top-doctors/jonathan-j-chen-radiation-oncology
- https://www.radiationoncology.uw.edu/faculty-jonathan-chen/
- https://www.uwmedicine.org/bios/jonathan-chen
- https://npiregistry.cms.hhs.gov/provider-view/1023429388
- https://www.doximity.com/pub/jonathan-chen-md-b0e36c03
- https://ascopost.com/videos/sitc-2022/jonathan-chen-on-nsclc-predicting-response-to-immunotherapy/
- https://www.fredhutch.org/en/provider-directory/jonathan-j-chen.html











