Marcus Winkler, D.O.
NPI 1538449848 · Anatomic Pathology & Clinical Pathology Physician · Brentwood, TN
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcus Winkler, D.O. is a Anatomic Pathology & Clinical Pathology Physician provider in Brentwood, TN (NPI 1538449848).
Provider details
- NPI number
- 1538449848
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
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
14 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,575 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 | 1,667 | $34 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 427 | $26 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 209 | $10 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 209 | $31 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 172 | $75 |
| Preparation of Tissue for Examination By Removing Any Calcium Present88311 | 140 | $11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-08-18
- Last updated
- 2022-07-21
Frequently asked questions
- What is Marcus Winkler's NPI number?
- Marcus Winkler's National Provider Identifier (NPI) is 1538449848, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcus Winkler's specialty?
- Marcus Winkler is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Marcus Winkler located?
- Marcus Winkler's practice location on file with NPPES is 5301 Virginia Way Ste 300, Brentwood, TN 37027-7542.
- What is Marcus Winkler's phone number?
- The practice phone number listed in the NPPES registry for Marcus Winkler is (615) 221-4500.
- Does Marcus Winkler accept Medicare?
- Marcus Winkler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcus Winkler's NPI active?
- Yes — Marcus Winkler's NPI (1538449848) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.