Nelson K. Kaneishi, M.D.
NPI 1669422929ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Chico, CA
Pathology, Anatomic Pathology & Clinical Pathology (M.D.) in Chico, California, trained at University of Washington School of Medicine (class of 1985). Medicare paid $182,301 for services to 1,581 patients in 2024. Amgen Inc. reported $34.40 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1669422929 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 10, 2006 |
| Last updated in NPPES | Jan 12, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | G72461 | CA |
| Pathology, Cytopathology | 207ZC0500X | G72461 | 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 | 1,581 |
|---|---|
| Services billed | 2,977 across 11 procedure codes |
| Paid by Medicare | $182,301 |
Education and affiliations
| Medical school | University of Washington School of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Pathology |
Medical group
- Pathology Sciences Medical GroupChico, CA · 11 clinicians
Industry payments (Open Payments)
- 2025$34.40 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $34.40 | 2 |
What the 2025 payments were for
- Food and Beverage$34.40 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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