Ernest Stock III, PA
NPI 1548735350ActiveIndividual· Physician Assistant· Temecula, CA
Physician Assistant (PA) with Exer Medical Corporation and 2 other groups, practicing in Temecula, California. 607 Medicare patients in 2024, $44,095 paid; nearly all of their 1,507 Part D prescriptions were generic (90%). Astrazeneca Pharmaceuticals LP reported $24.96 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1548735350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Oct 8, 2018 |
| Last updated in NPPES | Oct 22, 2025 |
| Certified by provider | Oct 22, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 56082 | 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 | 607 |
|---|---|
| Services billed | 1,033 across 34 procedure codes |
| Paid by Medicare | $44,095 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,507 · 1,605 30-day fills |
|---|---|
| Patients | 1,065 |
| Total drug cost | $17,795 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical groups
- Exer Medical CorporationHighland, CA · 340 clinicians
- Rancho Family Medical Group IncChula Vista, CA · 113 clinicians
- I-Care Medical Professional CorpMurrieta, CA · 8 clinicians
Industry payments (Open Payments)
- 2025$24.96 · 1 payment from 1 company
- 2024$32.27 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $24.96 | 1 |
What the 2025 payments were for
- Food and Beverage$24.96 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 66 physician assistants in Temecula · All physician assistants in California