Marisol Hernandez Martinez, PA-C
NPI 1386187623ActiveIndividual· Physician Assistant· Greenbrae, CA
Physician Assistant (PA-C) with UCSF Medical Group Business Services, practicing in Greenbrae, California. 61 Medicare patients in 2024, $3,841 paid; all of their 54 Part D prescriptions were generic. Baxter Healthcare was the largest of 2 companies reporting payments in 2025, $217.49 in all, mostly food and beverage. Lists UCSF Medical Center as a hospital affiliation.
Overview
| NPI | 1386187623 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Nov 18, 2016 |
| Last updated in NPPES | Oct 23, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 53974 | 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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 61 |
|---|---|
| Services billed | 71 across 3 procedure codes |
| Paid by Medicare | $3,841 |
Part D prescriptions in 2024
| Prescriptions (claims) | 54 · 56 30-day fills |
|---|---|
| Patients | 21 |
| Total drug cost | $923.56 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- UCSF Medical Group Business ServicesSan Francisco, CA · 1,598 clinicians
Hospital affiliation
- UCSF Medical CenterSan Francisco, CA
Industry payments (Open Payments)
- 2025$217.49 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Baxter Healthcare | $149.14 | 1 |
| Collegium Pharmaceutical, Inc. | $68.35 | 4 |
What the 2025 payments were for
- Food and Beverage$217.49 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 17 physician assistants in Greenbrae · All physician assistants in California