Tatyana Sidor, ARNP
NPI 1114378429 · Nurse Practitioner · Covington, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tatyana Sidor, ARNP is a Nurse Practitioner provider in Covington, WA (NPI 1114378429).
Provider details
- NPI number
- 1114378429
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP60669349 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
9 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
588 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 327 | $84 |
| 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'SG2211 | 222 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 21 | $60 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 18 | $132 |
Typical Medicare-allowed amounts for these services range $15–$132 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Methotrexate Sodiumbrand: Methotrexate | 575 | 184 |
| Prednisone | 437 | 160 |
| Hydroxychloroquine Sulfate | 300 | 91 |
| Alendronate Sodium | 156 | 45 |
| Celecoxib | 155 | 39 |
| Adalimumabbrand: Humira(cf) Pen | 153 | 25 |
| Meloxicam | 150 | 58 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-28
- Last updated
- 2016-06-28
Frequently asked questions
- What is Tatyana Sidor's NPI number?
- Tatyana Sidor's National Provider Identifier (NPI) is 1114378429, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tatyana Sidor's specialty?
- Tatyana Sidor is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tatyana Sidor located?
- Tatyana Sidor's practice location on file with NPPES is 16850 Se 272nd St, Covington, WA 98042-4931.
- What is Tatyana Sidor's phone number?
- The practice phone number listed in the NPPES registry for Tatyana Sidor is (253) 395-1971.
- Does Tatyana Sidor accept Medicare?
- Tatyana Sidor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tatyana Sidor's NPI active?
- Yes — Tatyana Sidor's NPI (1114378429) is active in the NPPES registry as of the last update on 2016-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.