Anthony Nicholas Karnezis, MD, PHD
NPI 1841566221ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Sacramento, CA
Pathology, Anatomic Pathology & Clinical Pathology (MD, PHD) in Sacramento, California, trained at Northwestern University Feinberg Medical School (class of 2002). Medicare paid $37,241 for services to 236 patients in 2024. Caris Mpi, Inc. reported $281.88 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1841566221 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Mar 29, 2012 |
| Last updated in NPPES | May 19, 2020 |
| Certified by provider | May 19, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | A121240 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pathology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 236 |
|---|---|
| Services billed | 1,097 across 15 procedure codes |
| Paid by Medicare | $37,241 |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Pathology |
Medical group
- Regents of the Univ of CaSacramento, CA · 1,584 clinicians
Hospital affiliations
- Enloe HealthChico, CA
- University of California Davis Medical CenterSacramento, CA
Industry payments (Open Payments)
- 2025$281.88 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Caris Mpi, Inc. | $281.88 | 2 |
What the 2025 payments were for
- Food and Beverage$281.88 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 49 pathologists in Sacramento · All pathologists in California