Natalia Tishkevich, MD
NPI 1881651404 · Rheumatology Physician · Bellevue, WA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalia Tishkevich, MD is a Rheumatology Physician provider in Bellevue, WA (NPI 1881651404).
Provider details
- NPI number
- 1881651404
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD00042841 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% 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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 230 | 76 |
| Methotrexate Sodiumbrand: Methotrexate | 190 | 54 |
| Hydroxychloroquine Sulfate | 141 | 43 |
| Leflunomide | 57 | 12 |
| Colchicine | 44 | 15 |
| Allopurinol | 29 | 11 |
| Abataceptbrand: Orencia | 22 | — |
Practice location
Mailing address
Additional practice locations (1)
- 515 Minor Ave #300Seattle, WA 98104Phone: (206) 386-9500Fax: (206) 386-9605
Registry dates
- Enumerated
- 2006-04-27
- Last updated
- 2021-05-18
- Certified
- 2021-05-18
Frequently asked questions
- What is Natalia Tishkevich's NPI number?
- Natalia Tishkevich's National Provider Identifier (NPI) is 1881651404, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalia Tishkevich's specialty?
- Natalia Tishkevich is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Natalia Tishkevich located?
- Natalia Tishkevich's practice location on file with NPPES is 11511 Ne 10th St, Bellevue, WA 98004-8578.
- What is Natalia Tishkevich's phone number?
- The practice phone number listed in the NPPES registry for Natalia Tishkevich is (425) 502-3000.
- Does Natalia Tishkevich accept Medicare?
- Natalia Tishkevich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalia Tishkevich's NPI active?
- Yes — Natalia Tishkevich's NPI (1881651404) is active in the NPPES registry as of the last update on 2021-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.