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Edit this profileAt a glance
- 825 Eastlake Ave E, Seattle, WA 98109
About Dr. Chen
Jonathan Chen, M.D., PhD practices radiation oncology in Seattle, WA. According to Medicare claims data, Jonathan cared for 1,140 Medicare patients across 2,072 services. The services billed most often include ct guidance for insertion of radiation therapy fields, radiation treatment management, 5 treatment sessions, and stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy. The provider's National Provider Identifier (NPI) is 1023429388.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (206) 520-5000
- Email not available
Practice Locations
825 EASTLAKE AVE E
Seattle, WA 98109
Conditions Commonly Evaluated or Treated
Within Radiation Oncology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Benign condition
Blood and lymph cancer
Bone cancer
Brain tumors
Cancer emergencies
Chest cancer
Endocrine cancer
Eye cancer
Eye conditions
Foot conditions
Gastrointestinal cancer
- Anal cancer
- Bile duct cancer
- Colon cancer
- Esophageal cancer
- Gallbladder cancer
- Liver cancer
- Pancreatic cancer
- Stomach cancer
Gynecologic cancer
Head & neck cancer
Head and neck cancer
Metastatic cancer
Neurologic condition
Orthopedic conditions
Sarcoma
Skin cancer
Thoracic cancer
Urologic cancer
Vascular conditions
Procedures & services
Most searched procedures
Advanced radiation
Benign treatment
Brain radiation
Cancer treatment
Central nervous system
Consultation
External radiation
- Electron beam therapy
- Image-guided radiation (IGRT)
- IMRT (Targeted intensity radiation)
- RapidArc / VMAT radiation
- Total body irradiation (TBI)
Eye cancer treatment
Follow-up care
Heart treatments
Internal radiation
Pain and symptom relief
Particle therapy
Precision radiation
- Adaptive radiation therapy
- Heart-sparing breath hold radiation (DIBH)
- Spine radiosurgery
- Stereotactic body radiation (SBRT)
- Stereotactic radiosurgery (SRS)
- Tattoo-free radiation
Prostate cancer treatment
Prostate protection
Radiation therapy
Skin cancer treatment
Skin lymphoma treatment
Specialized radiation
Targeted isotopes
Targeted radiation drugs
Treatment planning
Procedures Most Often Billed to Medicare
2,072 services · 1,140 patients · 18 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
442 | As often as other peers in Radiation Oncology |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
321 | More often than most peers in Radiation Oncology |
| Calculation of radiation therapy dose | Imaging | 77300 |
181 | As often as other peers in Radiation Oncology |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
133 | As often as other peers in Radiation Oncology |
| Complex radiation therapy planning | Imaging | 77263 |
87 | More often than most peers in Radiation Oncology |
| Obtaining data needed to develop the optimal radiation treatment, 3 or more treatment areas or any number of treatment areas where special treatment is involved | Imaging | 77290 |
69 | More often than most peers in Radiation Oncology |
| 3d radiation therapy planning | Imaging | 77295 |
68 | More than most peers in Radiation Oncology |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
25 | Less often than most peers in Radiation Oncology |
| High precision radiation therapy planning | Imaging | 77301 |
24 | Less often than most peers in Radiation Oncology |
| Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | Billing code | G6002 |
316 | More often than most peers in Radiation Oncology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other radiation oncologists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other radiation oncologists in Seattle 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Ct guidance for insertion of radiation therapy fields 8
Providers in WA who bill this service to Medicare most often.
Common questions
What does Jonathan Chen, M.D. specialize in?
Jonathan Chen, M.D. is a radiation oncologist in Seattle, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.
NPI registry
Where is Jonathan Chen, M.D. located?
Jonathan Chen, M.D. is listed at 825 Eastlake Ave E, Seattle, WA 98109. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Jonathan Chen, M.D.'s phone number?
The number on file is (206) 520-5000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Jonathan Chen, M.D.'s NPI number?
Jonathan Chen, M.D.'s National Provider Identifier is 1023429388. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Jonathan Chen, M.D. train?
Jonathan Chen, M.D. attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How long has Jonathan Chen, M.D. been practicing?
Jonathan Chen, M.D. has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
What does Jonathan Chen, M.D. do most often?
According to Medicare billing data, Jonathan Chen, M.D. performs imaging including ct guidance for insertion of radiation therapy fields and radiation treatment management, 5 treatment sessions, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Jonathan Chen, M.D. confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Jonathan Chen, M.D.. If this is you, claiming it is free.
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