Marian E. Ammari, P.A. C
NPI 1821313875ActiveIndividual· Physician Assistant· Mission Hills, CA
Physician Assistant (P.A. C) with El Proyecto del Barrio Inc, practicing in Mission Hills, California. Their prescriptions cost Medicare Part D more than their services did: $78,100 for 1,282 claims, against $285.45 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 4 companies reporting payments in 2024, $130.72 in all, mostly food and beverage.
Overview
| NPI | 1821313875 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | P.A. C |
| Sole proprietor | No |
| NPI issued | Apr 2, 2010 |
| Last updated in NPPES | Dec 10, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA 20902 | 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 | 24 |
|---|---|
| Services billed | 33 across 1 procedure code |
| Paid by Medicare | $285.45 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,282 · 3,182 30-day fills |
|---|---|
| Patients | 111 |
| Total drug cost | $78,100 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- El Proyecto del Barrio IncAzusa, CA · 27 clinicians
Industry payments (Open Payments)
- 2024$130.72 · 5 payments from 4 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $55.84 | 2 |
| Pfizer Inc. | $29.64 | 1 |
| Hologic Sales and Service, LLC | $23.08 | 1 |
| Amgen Inc. | $22.16 | 1 |
What the 2024 payments were for
- Food and Beverage$130.72 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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