Mary Ishak, PA-C
NPI 1750014189ActiveIndividual· Physician Assistant· Pasadena, CA
Physician Assistant (PA-C) in Pasadena, California, trained at University of Southern California Keck School of Medicine (class of 2023). In 2024 Medicare paid $30,103 for 161 patients, and Part D covered 586 of their prescriptions, 88% of them generic.
Overview
| NPI | 1750014189 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Jul 4, 2022 |
| Last updated in NPPES | Oct 29, 2024 |
| Certified by provider | Oct 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA62835 | 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 | 161 |
|---|---|
| Services billed | 652 across 15 procedure codes |
| Paid by Medicare | $30,103 |
Part D prescriptions in 2024
| Prescriptions (claims) | 586 · 1,273 30-day fills |
|---|---|
| Patients | 135 |
| Total drug cost | $41,166 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2023 |
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Usc Care Medical Group IncLos Angeles, CA · 1,380 clinicians
Hospital affiliations
- Keck Hospital of UscLos Angeles, CA
- Usc Verdugo Hills HospitalGlendale, 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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