Joshua David Ayerza, PA
NPI 1487326617ActiveIndividual· Physician Assistant· Salinas, CA
Physician Assistant (PA) with Permanente Medical Group Inc, practicing in Salinas, California. Their prescriptions cost Medicare Part D more than their services did: $176,364 for 1,519 claims, against $547.09 paid for services in 2024. Biosense Webster, Inc. was the largest of 2 companies reporting payments in 2025, $98.84 in all, mostly food and beverage. Lists Kaiser Foundation Hospital - Fresno as a hospital affiliation.
Overview
| NPI | 1487326617 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Oct 5, 2021 |
| Last updated in NPPES | Oct 5, 2021 |
| Certified by provider | Oct 5, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA60142 | 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 | 31 |
|---|---|
| Services billed | 38 across 5 procedure codes |
| Paid by Medicare | $547.09 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,519 · 4,078 30-day fills |
|---|---|
| Patients | 531 |
| Total drug cost | $176,364 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - FresnoFresno, CA
Industry payments (Open Payments)
- 2025$98.84 · 3 payments from 2 companies
- 2024$200.16 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biosense Webster, Inc. | $72.85 | 2 |
| Boston Scientific Corporation | $25.99 | 1 |
What the 2025 payments were for
- Food and Beverage$98.84 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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