Elena Gertsen, M.D., PH.D.
NPI 1881858876 · Anatomic Pathology & Clinical Pathology Physician · Johnson City, TN
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elena Gertsen, M.D., PH.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Johnson City, TN (NPI 1881858876).
Provider details
- NPI number
- 1881858876
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 0101251153 (VA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,233 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 | 405 | $36 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 138 | $35 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 123 | $94 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 96 | $37 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 77 | $29 |
| Special Stained Specimen Slides to Examine Tissue, Each Multiplex Procedure88344 | 71 | $36 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-18
- Last updated
- 2016-08-09
Frequently asked questions
- What is Elena Gertsen's NPI number?
- Elena Gertsen's National Provider Identifier (NPI) is 1881858876, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elena Gertsen's specialty?
- Elena Gertsen is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Elena Gertsen located?
- Elena Gertsen's practice location on file with NPPES is 1725 W Market St, Johnson City, TN 37604-6020.
- What is Elena Gertsen's phone number?
- The practice phone number listed in the NPPES registry for Elena Gertsen is (423) 431-1310.
- Does Elena Gertsen accept Medicare?
- Elena Gertsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elena Gertsen's NPI active?
- Yes — Elena Gertsen's NPI (1881858876) is active in the NPPES registry as of the last update on 2016-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.