Christopher John Nero, MD
NPI 1548396377ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Billings, MT
Pathology, Anatomic Pathology & Clinical Pathology (MD) in Billings, Montana, trained at New York Medical College (class of 1999). Medicare paid $92,598 for services to 1,481 patients in 2024. Caris Mpi, Inc. was the largest of 6 companies reporting payments in 2025, $257.38 in all, mostly food and beverage.
Overview
| NPI | 1548396377 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 26, 2007 |
| Last updated in NPPES | Jul 12, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 12349 | MT |
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 (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,481 |
|---|---|
| Services billed | 3,650 across 29 procedure codes |
| Paid by Medicare | $92,598 |
Education and affiliations
| Medical school | New York Medical College |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Pathology |
Medical group
- Yellowstone Pathologists PCBillings, MT · 8 clinicians
Hospital affiliations
- Billings Clinic HospitalBillings, MT
- Bozeman Health Big Sky Medical CenterBig Sky, MT
- Bozeman Health Deaconess HospitalBozeman, MT
- Madison Valley Medical CenterEnnis, MT
- St Peters HealthHelena, MT
Industry payments (Open Payments)
- 2025$257.38 · 10 payments from 6 companies
- 2024$395.68 · 18 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Caris Mpi, Inc. | $66.30 | 2 |
| Stemline Therapeutics Inc. | $52.49 | 2 |
| Janssen Biotech, Inc. | $50.36 | 2 |
| Astrazeneca Pharmaceuticals LP | $35.88 | 2 |
| Regeneron Healthcare Solutions, Inc. | $34.40 | 1 |
What the 2025 payments were for
- Food and Beverage$257.38 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 pathologists in Billings · All pathologists in Montana