Hannah Harmsen, MD
NPI 1366897894 · Neuropathology Physician · Nashville, TN
Provider details
- NPI number
- 1366897894
- Entity type
- Individual
- Primary specialty
- Neuropathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 01091911A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
355 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) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 160 | $26 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 58 | $33 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 52 | $11 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 36 | $35 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 33 | $76 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 16 | $11 |
Practice location
Mailing address
Additional practice locations (2)
- 350 W 11th StIndianapolis, IN 46202-4108Phone: (317) 491-6000Fax: (317) 491-6354
- 1701 N Senate BlvdIndianapolis, IN 46202-1239Phone: (888) 484-3258
Registry dates
- Enumerated
- 2016-05-03
- Last updated
- 2025-05-21
- Certified
- 2025-05-21
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.