Dalia Christine Zahroon, PA-C
NPI 1033443445ActiveIndividual· Physician Assistant· Lancaster, CA
Physician Assistant (PA-C) with Vesper Medical Care PLLC, practicing in Lancaster, California. Mostly services rather than prescriptions: Medicare paid $3,633 for 34 patients in 2024, with only 44 Part D claims. Alpha Cognition USA, Inc. reported $9.97 in payments in 2025, mostly food and beverage. Lists Ascension Providence as a hospital affiliation.
Overview
| NPI | 1033443445 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 1, 2009 |
| Last updated in NPPES | Oct 1, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA20572 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 34 |
|---|---|
| Services billed | 39 across 9 procedure codes |
| Paid by Medicare | $3,633 |
Part D prescriptions in 2024
| Prescriptions (claims) | 44 · 44 30-day fills |
|---|---|
| Patients | 30 |
| Total drug cost | $324.98 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Vesper Medical Care PLLCWoodway, TX · 31 clinicians
Hospital affiliation
- Ascension ProvidenceWaco, TX
Industry payments (Open Payments)
- 2025$9.97 · 1 payment from 1 company
- 2024$165.28 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alpha Cognition USA, Inc. | $9.97 | 1 |
What the 2025 payments were for
- Food and Beverage$9.97 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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