Joann Won, P.A
NPI 1073847620ActiveIndividual· Physician Assistant· Anaheim, CA
Physician Assistant (P.A) with Providence Medical Foundation, practicing in Anaheim, California. Their prescriptions cost Medicare Part D more than their services did: $90,434 for 1,324 claims, against $18,458 paid for services in 2024. Abbvie Inc. reported $23.17 in payments in 2025, mostly food and beverage. Lists Providence St. Jude Medical Center as a hospital affiliation.
Overview
| NPI | 1073847620 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A |
| Sole proprietor | No |
| NPI issued | Sep 30, 2009 |
| Last updated in NPPES | Dec 3, 2021 |
| Certified by provider | Dec 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 20515 | 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 | 203 |
|---|---|
| Services billed | 410 across 54 procedure codes |
| Paid by Medicare | $18,458 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,324 · 2,456 30-day fills |
|---|---|
| Patients | 560 |
| Total drug cost | $90,434 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Providence Medical FoundationVictorville, CA · 1,466 clinicians
Hospital affiliation
- Providence St. Jude Medical CenterFullerton, CA
Industry payments (Open Payments)
- 2025$23.17 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $23.17 | 1 |
What the 2025 payments were for
- Food and Beverage$23.17 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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