John Nastasi
NPI 1487117594ActiveIndividual· Physician Assistant, Surgical· Fullerton, CA
Physician Assistant, Surgical with Southern California Permanente Medical Group, practicing in Fullerton, California. Mostly services rather than prescriptions: Medicare paid $2,030 for 13 patients in 2024, with only 28 Part D claims. Lists Kaiser Foundation Hospital - South Bay as a hospital affiliation.
Overview
| NPI | 1487117594 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Apr 8, 2019 |
| Last updated in NPPES | Dec 1, 2021 |
| Certified by provider | Dec 1, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | 56355 | CA |
| Surgery, Vascular Surgery | 2086S0129X | 56355 | 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 | 13 |
|---|---|
| Services billed | 32 across 4 procedure codes |
| Paid by Medicare | $2,030 |
Part D prescriptions in 2024
| Prescriptions (claims) | 28 · 28 30-day fills |
|---|---|
| Patients | 16 |
| Total drug cost | $260.57 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Hospital affiliation
- Kaiser Foundation Hospital - South BayHarbor City, CA
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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All 16 surgical physician assistants in Fullerton · All surgical physician assistants in California