Sasha Joseph, M.D.
NPI 1053576710 · Medical Oncology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sasha Joseph, M.D. is a Medical Oncology Physician provider in Seattle, WA (NPI 1053576710).
Provider details
- NPI number
- 1053576710
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD60383925 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
566 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 361 | $138 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 126 | $104 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 30 | $70 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 18 | $181 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 17 | $124 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 79 | 51 |
| Prochlorperazine Maleate | 77 | 48 |
| Prednisone | 67 | 18 |
| Anastrozole | 54 | 17 |
| Oxycodone Hcl | 53 | 19 |
| Gabapentin | 45 | 20 |
| Dexamethasone | 41 | 27 |
Practice location
Mailing address
Additional practice locations (1)
- 1959 Ne Pacific StSeattle, WA 98195-0001Phone: (206) 520-5000
Registry dates
- Enumerated
- 2008-07-22
- Last updated
- 2025-04-29
- Certified
- 2025-04-29
Frequently asked questions
- What is Sasha Joseph's NPI number?
- Sasha Joseph's National Provider Identifier (NPI) is 1053576710, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sasha Joseph's specialty?
- Sasha Joseph is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Sasha Joseph located?
- Sasha Joseph's practice location on file with NPPES is 825 Eastlake Ave E, Seattle, WA 98109-4405.
- What is Sasha Joseph's phone number?
- The practice phone number listed in the NPPES registry for Sasha Joseph is (206) 520-5000.
- Does Sasha Joseph accept Medicare?
- Sasha Joseph is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sasha Joseph's NPI active?
- Yes — Sasha Joseph's NPI (1053576710) is active in the NPPES registry as of the last update on 2025-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.