Gregory Miller Barnell, NP
NPI 1083966931ActiveIndividual· Nurse Practitioner, Adult Health· Oakland, CA
Nurse Practitioner, Adult Health (NP) with Permanente Medical Group Inc, practicing in Oakland, California. Part D covered 66 prescriptions written in 2024, 32% of them generic.
Overview
| NPI | 1083966931 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Oct 2, 2012 |
| Last updated in NPPES | Jan 3, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Adult Health Primary | 363LA2200X | 22070 | 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 - Nurse Practitioner (CA) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 66 · 73 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $14,892 |
| Generic share | 32% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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