McKenzie Madill, PA-C
NPI 1508477563ActiveIndividual· Physician Assistant· Fort Smith, AR
Physician Assistant (PA-C) with Mercy Northwest Arkansas Ambulatory Services, LLC, practicing in Fort Smith, Arkansas. Their prescriptions cost Medicare Part D more than their services did: $168,696 for 1,947 claims, against $21,005 paid for services in 2024. Pfizer Inc. reported $44.93 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1508477563 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Aug 13, 2020 |
| Last updated in NPPES | Sep 11, 2025 |
| Certified by provider | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA-1306 | AR |
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 (AR); Practitioner - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 197 |
|---|---|
| Services billed | 785 across 49 procedure codes |
| Paid by Medicare | $21,005 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,947 · 4,068 30-day fills |
|---|---|
| Patients | 394 |
| Total drug cost | $168,696 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Mercy Northwest Arkansas Ambulatory Services, LLCRogers, AR · 43 clinicians
Industry payments (Open Payments)
- 2025$44.93 · 2 payments from 1 company
- 2024$965.64 · 59 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $44.93 | 2 |
What the 2025 payments were for
- Food and Beverage$44.93 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 34 physician assistants in Fort Smith · All physician assistants in Arkansas