Samantha Johnston, PA-C
NPI 1336514645ActiveIndividual· Physician Assistant, Medical· Cottonwood, AZ
Physician Assistant, Medical (PA-C) with County of Yavapai, practicing in Cottonwood, Arizona. Part D covered 4,045 prescriptions written in 2024, 88% of them generic. Astrazeneca Pharmaceuticals LP reported $15.05 in payments in 2025, mostly food and beverage. Lists Verde Valley Medical Center as a hospital affiliation.
Overview
| NPI | 1336514645 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Dec 11, 2015 |
| Last updated in NPPES | Jun 2, 2026 |
| Certified by provider | Jun 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Medical Primary | 363AM0700X | 6297 | AZ |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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) | 4,045 · 7,950 30-day fills |
|---|---|
| Patients | 325 |
| Total drug cost | $271,744 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- County of YavapaiPrescott, AZ · 19 clinicians
Hospital affiliation
- Verde Valley Medical CenterCottonwood, AZ
Industry payments (Open Payments)
- 2025$15.05 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $15.05 | 1 |
What the 2025 payments were for
- Food and Beverage$15.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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