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Edit this profileWhere to find Joseph Tsai, MD, PhD
- Tacoma location main office
1003 S 5Th St, Tacoma, WA 98405 - New York location
550 1st Ave, New York, NY 10016
About Dr. Tsai
Based in Tacoma, WA, Joseph Tsai, MD, PhD is listed in the NPI registry under radiation oncology. Joseph graduated from Columbia University College of Physicians and Surgeons in 2019. Medicare claims data shows Joseph provided 673 services to 226 patients. The services billed most often include ct guidance for insertion of radiation therapy fields, radiation treatment management, 5 treatment sessions, and new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more. NPI 1043875297 identifies this record in the national registry.
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
- (253) 403-4994
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1003 S 5TH ST
Tacoma, WA 98405
550 1st Ave
New York, NY 10016
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
Cancer care
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
673 services · 226 patients · 11 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct guidance for insertion of radiation therapy fields | Imaging | 77014 |
358 | As often as other peers in Radiation Oncology |
| Radiation treatment management, 5 treatment sessions | Imaging | 77427 |
77 | Less often than most peers in Radiation Oncology |
| Calculation of radiation therapy dose | Imaging | 77300 |
43 | Less often than most peers in Radiation Oncology |
| Design and construction of complex radiation treatment device | Imaging | 77334 |
31 | Less often than most peers in Radiation Oncology |
| Complex radiation therapy planning | Imaging | 77263 |
16 | Less often than most peers in Radiation Oncology |
| Design and construction of radiation treatment device for high precision radiation therapy | Imaging | 77338 |
13 | Less often than most peers in Radiation Oncology |
| High precision radiation therapy planning | Imaging | 77301 |
13 | Less often than most peers in Radiation Oncology |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
46 | As often as other peers in Radiation Oncology |
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
37 | As often as other peers in Radiation Oncology |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
22 | Less 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 — 32 related providers in 4 groups
Other radiation oncologists in Tacoma 8
Same specialty, same city.
Trained at Columbia University College of Physicians and Surgeons 8
Other providers in the same specialty who trained at the same institution.
Class of 2019 at Columbia University College of Physicians and Surgeons 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 Dr. Tsai specialize in?
Dr. Tsai is a radiation oncologist in Tacoma, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.
NPI registry
Where is Dr. Tsai located?
Dr. Tsai is listed at 1003 S 5Th St, Tacoma, WA 98405. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Tsai's phone number?
The number on file is (253) 403-4994. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Tsai?
Dr. Tsai's National Provider Identifier is 1043875297. 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 Dr. Tsai go to medical school?
Dr. Tsai attended Columbia University College of Physicians and Surgeons, graduating in 2019. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Tsai have?
Dr. Tsai has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Tsai do most often?
According to Medicare billing data, Dr. Tsai 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
Is Dr. Tsai's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Tsai. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.