Stefan Jonathan Meers Estrada, PA-C
NPI 1043774144ActiveIndividual· Physician Assistant· Stockton, CA
Physician Assistant (PA-C) with Sutter Bay Medical Foundation, practicing in Stockton, California. 38 Medicare patients in 2024, $3,804 paid; nearly all of their 118 Part D prescriptions were generic (95%). Gilead Sciences, Inc. reported $103.98 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043774144 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jan 23, 2019 |
| Last updated in NPPES | Dec 18, 2025 |
| Certified by provider | Dec 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA56484 | 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 | 38 |
|---|---|
| Services billed | 46 across 14 procedure codes |
| Paid by Medicare | $3,804 |
Part D prescriptions in 2024
| Prescriptions (claims) | 118 · 120 30-day fills |
|---|---|
| Patients | 78 |
| Total drug cost | $1,187 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Industry payments (Open Payments)
- 2025$103.98 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $103.98 | 1 |
What the 2025 payments were for
- Food and Beverage$103.98 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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