Joshua Sonnen, M.D.
NPI 1356452239 · Neuropathology Physician · Little Rock, AR
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joshua Sonnen, M.D. is a Neuropathology Physician provider in Little Rock, AR (NPI 1356452239).
Provider details
- NPI number
- 1356452239
- Entity type
- Individual
- Primary specialty
- Neuropathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 66127 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
19 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
2,319 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) |
|---|---|---|
| Evaluation of Specimen Enzymes88319 | 745 | $24 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 585 | $25 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 508 | $11 |
| Special Stained Specimen Slides to Examine Tissue and Frozen Preparation of Specimen Including Interpretation and Report88314 | 235 | $19 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 119 | $34 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 116 | $31 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2022-09-19
- Certified
- 2022-09-19
Frequently asked questions
- What is Joshua Sonnen's NPI number?
- Joshua Sonnen's National Provider Identifier (NPI) is 1356452239, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joshua Sonnen's specialty?
- Joshua Sonnen is listed in the NPPES registry with a primary specialty of Neuropathology Physician (Allopathic & Osteopathic Physicians).
- Where is Joshua Sonnen located?
- Joshua Sonnen's practice location on file with NPPES is 10810 Executive Center Dr Ste 100, Little Rock, AR 72211-4386.
- What is Joshua Sonnen's phone number?
- The practice phone number listed in the NPPES registry for Joshua Sonnen is (501) 604-2695.
- Does Joshua Sonnen accept Medicare?
- Joshua Sonnen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joshua Sonnen's NPI active?
- Yes — Joshua Sonnen's NPI (1356452239) is active in the NPPES registry as of the last update on 2022-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.