Elizabeth Josephine Phillips, PA-C
NPI 1093253924ActiveIndividual· Physician Assistant· Castro Valley, CA
Physician Assistant (PA-C) in Castro Valley, California, licensed in CA, with an NPI issued in February 2017. 30 Medicare patients in 2024, $3,112 paid; nearly all of their 55 Part D prescriptions were generic (91%). Regeneron Healthcare Solutions, Inc. was the largest of 3 companies reporting payments in 2025, $264.67 in all, mostly food and beverage.
Overview
| NPI | 1093253924 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Feb 11, 2017 |
| Last updated in NPPES | Feb 11, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 54227 | 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 | 30 |
|---|---|
| Services billed | 32 across 4 procedure codes |
| Paid by Medicare | $3,112 |
Part D prescriptions in 2024
| Prescriptions (claims) | 55 · 65 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $638.15 |
| Generic share | 91% of claims |
Industry payments (Open Payments)
- 2025$264.67 · 6 payments from 3 companies
- 2024$166.66 · 6 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $125.14 | 4 |
| Solta Medical, A Division of Bausch Health US, LLC | $122.97 | 1 |
| Botanix Sb Inc | $16.56 | 1 |
What the 2025 payments were for
- Food and Beverage$264.67 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 physician assistants in Castro Valley · All physician assistants in California