Olivia Grace Granger-Holland, PA-C
NPI 1013795921ActiveIndividual· Physician Assistant· Ventura, CA
Physician Assistant (PA-C) with Community Memorial Health System, practicing in Ventura, California. Their prescriptions cost Medicare Part D more than their services did: $44,712 for 305 claims, against $575.04 paid for services in 2024. Merck Sharp & Dohme LLC reported $136.07 in payments in 2025, mostly food and beverage. Lists Community Memorial Hospital - Ventura as a hospital affiliation.
Overview
| NPI | 1013795921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 20, 2023 |
| Last updated in NPPES | Apr 14, 2026 |
| Certified by provider | Apr 14, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA63576 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 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 | 20 |
|---|---|
| Services billed | 60 across 15 procedure codes |
| Paid by Medicare | $575.04 |
Part D prescriptions in 2024
| Prescriptions (claims) | 305 · 508 30-day fills |
|---|---|
| Patients | 43 |
| Total drug cost | $44,712 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Community Memorial Health SystemOxnard, CA · 185 clinicians
Hospital affiliation
- Community Memorial Hospital - VenturaVentura, CA
Industry payments (Open Payments)
- 2025$136.07 · 2 payments from 1 company
- 2024$121.08 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $136.07 | 2 |
What the 2025 payments were for
- Food and Beverage$136.07 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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