Michael Yi, PA-C
NPI 1316713274ActiveIndividual· Physician Assistant· Fountain Valley, CA
Physician Assistant (PA-C) with Exer Medical Corporation, practicing in Fountain Valley, California. 12 Medicare patients in 2024, $997.65 paid; nearly all of their 64 Part D prescriptions were generic (98%). Akebia Therapeutics Inc was the largest of 3 companies reporting payments in 2025, $54.96 in all, mostly food and beverage.
Overview
| NPI | 1316713274 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Nov 30, 2023 |
| Last updated in NPPES | Feb 27, 2024 |
| Certified by provider | Feb 27, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 64165 | 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 | 12 |
|---|---|
| Services billed | 12 across 8 procedure codes |
| Paid by Medicare | $997.65 |
Part D prescriptions in 2024
| Prescriptions (claims) | 64 · 65 30-day fills |
|---|---|
| Patients | 41 |
| Total drug cost | $459.06 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Exer Medical CorporationHighland, CA · 340 clinicians
Industry payments (Open Payments)
- 2025$54.96 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Akebia Therapeutics Inc | $24.67 | 1 |
| Mallinckrodt Hospital Products Inc. | $22.33 | 1 |
| Travere Therapeutics, Inc. | $7.96 | 1 |
What the 2025 payments were for
- Food and Beverage$54.96 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 62 physician assistants in Fountain Valley · All physician assistants in California