Catherine Santizo, PA
NPI 1437882875ActiveIndividual· Physician Assistant· Santa Clarita, CA
Physician Assistant (PA) in Santa Clarita, California, trained at University of Southern California Keck School of Medicine (class of 2023). Part D covered 483 prescriptions written in 2024, 82% of them generic. Madrigal Pharmaceuticals was the largest of 2 companies reporting payments in 2025, $271.85 in all, mostly food and beverage.
Overview
| NPI | 1437882875 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Jul 4, 2022 |
| Last updated in NPPES | Oct 18, 2025 |
| Certified by provider | Oct 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA63001 | 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) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 483 · 1,023 30-day fills |
|---|---|
| Patients | 73 |
| Total drug cost | $64,409 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2023 |
| Medicare specialty | Physician Assistant |
Medical group
- Northeast Valley Health CorporationVan Nuys, CA · 78 clinicians
Industry payments (Open Payments)
- 2025$271.85 · 2 payments from 2 companies
- 2024$1,034 · 28 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $150.00 | 1 |
| Viiv Healthcare Company | $121.85 | 1 |
What the 2025 payments were for
- Food and Beverage$271.85 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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