Joshua Wilfong, DO
NPI 1689818395 · Hematology & Oncology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joshua Wilfong, DO is a Hematology & Oncology Physician provider in Seattle, WA (NPI 1689818395).
Provider details
- NPI number
- 1689818395
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 120 | 21 |
| Abiraterone Acetate | 105 | 14 |
| Dexamethasone | 78 | 17 |
| Tamoxifen Citrate | 69 | 18 |
| Anastrozole | 53 | 19 |
| Ondansetron Hcl | 50 | 27 |
| Enzalutamidebrand: Xtandi | 49 | — |
| Prochlorperazine Maleate | 41 |
Practice location
Mailing address
Additional practice locations (1)
- 11511 Ne 10th StBellevue, WA 98004-8578Phone: (425) 502-3000
Registry dates
- Enumerated
- 2009-04-24
- Last updated
- 2021-05-11
- Certified
- 2021-05-11
Frequently asked questions
- What is Joshua Wilfong's NPI number?
- Joshua Wilfong's National Provider Identifier (NPI) is 1689818395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Wilfong's specialty?
- Joshua Wilfong is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Joshua Wilfong located?
- Joshua Wilfong's practice location on file with NPPES is 1100 9th Ave, Seattle, WA 98101-2756.
- What is Joshua Wilfong's phone number?
- The practice phone number listed in the NPPES registry for Joshua Wilfong is (206) 223-6193.
- Does Joshua Wilfong accept Medicare?
- Joshua Wilfong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joshua Wilfong's NPI active?
- Yes — Joshua Wilfong's NPI (1689818395) is active in the NPPES registry as of the last update on 2021-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.