Samantha Ross, PA-C
NPI 1578325049ActiveIndividual· Physician Assistant· Phoenix, AZ
Physician Assistant (PA-C) with Siri Priyam LLC, practicing in Phoenix, Arizona. Part D covered 1,295 prescriptions written in 2024, 91% of them generic. Lilly USA, LLC was the largest of 12 companies reporting payments in 2025, $755.55 in all, mostly food and beverage.
Overview
| NPI | 1578325049 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | Yes |
| NPI issued | Jan 29, 2024 |
| Last updated in NPPES | Jan 29, 2024 |
| Certified by provider | Jan 29, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 (AZ) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 1,295 · 2,654 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $107,144 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2023 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Siri Priyam LLCPhoenix, AZ · 8 clinicians
Industry payments (Open Payments)
- 2025$755.55 · 39 payments from 12 companies
- 2024$350.05 · 23 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Lilly USA, LLC | $177.45 | 14 |
| Pfizer Inc. | $125.38 | 1 |
| Abbvie Inc. | $100.84 | 6 |
| Novo Nordisk Inc | $93.49 | 4 |
| Corcept Therapeutics | $74.78 | 4 |
What the 2025 payments were for
- Food and Beverage$755.55 · 39 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 949 physician assistants in Phoenix · All physician assistants in Arizona