Oksana Posnik, M.D.
NPI 1891985925 · Anatomic Pathology & Clinical Pathology Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oksana Posnik, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Nashville, TN (NPI 1891985925).
Provider details
- NPI number
- 1891985925
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 231060 (MA)
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 tenure28% of score
18 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
1,191 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 450 | $36 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 188 | $12 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 177 | $25 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 117 | $27 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 73 | $33 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 54 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-25
- Last updated
- 2019-11-21
Frequently asked questions
- What is Oksana Posnik's NPI number?
- Oksana Posnik's National Provider Identifier (NPI) is 1891985925, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oksana Posnik's specialty?
- Oksana Posnik is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Oksana Posnik located?
- Oksana Posnik's practice location on file with NPPES is 2300 Patterson St Fl 2, Nashville, TN 37203.
- What is Oksana Posnik's phone number?
- The practice phone number listed in the NPPES registry for Oksana Posnik is (615) 342-3070.
- Does Oksana Posnik accept Medicare?
- Oksana Posnik is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oksana Posnik's NPI active?
- Yes — Oksana Posnik's NPI (1891985925) is active in the NPPES registry as of the last update on 2019-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.