Vanessa Rae Martinez Guerra
NPI 1093400970ActiveIndividual· Internal Medicine· Fremont, CA
Internal Medicine in Fremont, California, licensed in CA, with an NPI issued in April 2023. Pfizer Inc. was the largest of 5 companies reporting payments in 2025, $247.50 in all, mostly food and beverage.
Overview
| NPI | 1093400970 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Apr 6, 2023 |
| Last updated in NPPES | Jun 22, 2026 |
| Certified by provider | Jun 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A205972 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$247.50 · 9 payments from 5 companies
- 2024$45.43 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $76.41 | 4 |
| Ceribell, Inc. | $62.96 | 1 |
| Merck Sharp & Dohme LLC | $46.43 | 2 |
| Novartis Pharmaceuticals Corporation | $34.68 | 1 |
| Viiv Healthcare Company | $27.02 | 1 |
What the 2025 payments were for
- Food and Beverage$247.50 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 147 internal medicine physicians in Fremont · All internal medicine physicians in California