William A. Ahrens, MD
NPI 1548278252ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Charlotte, NC
Pathology, Anatomic Pathology & Clinical Pathology (MD) in Charlotte, North Carolina, trained at State University of New York at Stony Brook, School of Medicine (class of 1999). Medicare paid $83,640 for services to 1,274 patients in 2024.
Overview
| NPI | 1548278252 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 4, 2006 |
| Last updated in NPPES | Nov 18, 2024 |
| Certified by provider | Nov 18, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 200701407 | NC |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | 30476 | SC |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pathology (NC); Practitioner - Pathology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,274 |
|---|---|
| Services billed | 2,947 across 15 procedure codes |
| Paid by Medicare | $83,640 |
Education and affiliations
| Medical school | State University of New York at Stony Brook, School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Pathology |
Medical group
- Carolinas Pathology Group PACharlotte, NC · 50 clinicians
Hospital affiliations
- Atrium Health LincolnLincolnton, NC
- Atrium Health PinevilleCharlotte, NC
- Atrium Health UnionMonroe, NC
- Carolinas Medical Center/Behav HealthCharlotte, NC
- St Francis-DowntownGreenville, SC
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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