Katarina Armstrong, PA-C
NPI 1053074708ActiveIndividual· Physician Assistant· Peoria, AZ
Physician Assistant (PA-C) in Peoria, Arizona, licensed in AZ, with an NPI issued in October 2021. 88 Medicare patients in 2024, $6,474 paid; nearly all of their 128 Part D prescriptions were generic (93%). Boston Scientific Corporation was the largest of 5 companies reporting payments in 2025, $2,713 in all, mostly travel and lodging.
Overview
| NPI | 1053074708 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Oct 20, 2021 |
| Last updated in NPPES | Mar 11, 2025 |
| Certified by provider | Mar 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 10977 | 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 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 (AZ); Practitioner - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 88 |
|---|---|
| Services billed | 100 across 8 procedure codes |
| Paid by Medicare | $6,474 |
Part D prescriptions in 2024
| Prescriptions (claims) | 128 · 133 30-day fills |
|---|---|
| Patients | 105 |
| Total drug cost | $965.95 |
| Generic share | 93% of claims |
Industry payments (Open Payments)
- 2025$2,713 · 12 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $2,561 | 6 |
| Pfizer Inc. | $51.54 | 2 |
| Astrazeneca Pharmaceuticals LP | $41.16 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $34.11 | 1 |
| Merck Sharp & Dohme LLC | $25.61 | 1 |
What the 2025 payments were for
- Travel and Lodging$1,674 · 3 payments
- Food and Beverage$1,040 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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