Mark Brownell, MD
NPI 1174525000 · Anatomic Pathology Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Brownell, MD is a Anatomic Pathology Physician provider in Columbus, OH (NPI 1174525000).
Provider details
- NPI number
- 1174525000
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35055158 (OH)
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
20 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
3,189 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) |
|---|---|---|
| Protein Measurement, Serum84165 | 644 | $17 |
| Immunologic Analysis Technique on Serum (immunofixation)86334 | 568 | $16 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 459 | $34 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 453 | $25 |
| Blood Smear Interpretation By Physician With Written Report85060 | 203 | $22 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 185 | $32 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-11
- Last updated
- 2023-05-01
- Certified
- 2023-05-01
Frequently asked questions
- What is Mark Brownell's NPI number?
- Mark Brownell's National Provider Identifier (NPI) is 1174525000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Brownell's specialty?
- Mark Brownell is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Brownell located?
- Mark Brownell's practice location on file with NPPES is 3535 Olentangy River Rd, Columbus, OH 43214-3908.
- What is Mark Brownell's phone number?
- The practice phone number listed in the NPPES registry for Mark Brownell is (614) 566-4945.
- Does Mark Brownell accept Medicare?
- Mark Brownell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Brownell's NPI active?
- Yes — Mark Brownell's NPI (1174525000) is active in the NPPES registry as of the last update on 2023-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.