Katherine Cox, PA
NPI 1942386990ActiveIndividual· Physician Assistant· Phoenix, AZ
Physician Assistant (PA) with District Medical Group Inc and 1 other group, practicing in Phoenix, Arizona. Their prescriptions cost Medicare Part D more than their services did: $231,933 for 1,395 claims, against $4,430 paid for services in 2024. Takeda Pharmaceuticals U.S.A., Inc. was the largest of 4 companies reporting payments in 2025, $144.76 in all, mostly food and beverage. Lists Valleywise Health Medical Center as a hospital affiliation.
Overview
| NPI | 1942386990 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Oct 31, 2006 |
| Last updated in NPPES | Oct 13, 2021 |
| Certified by provider | Oct 13, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 3504 | 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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 51 |
|---|---|
| Services billed | 83 across 6 procedure codes |
| Paid by Medicare | $4,430 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,395 · 3,264 30-day fills |
|---|---|
| Patients | 200 |
| Total drug cost | $231,933 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- District Medical Group IncPhoenix, AZ · 458 clinicians
- Circle the CityPhoenix, AZ · 64 clinicians
Hospital affiliation
- Valleywise Health Medical CenterPhoenix, AZ
Industry payments (Open Payments)
- 2025$144.76 · 6 payments from 4 companies
- 2024$32.85 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $79.43 | 3 |
| Ipsen Biopharmaceuticals, Inc | $27.82 | 1 |
| Baxter Healthcare | $19.71 | 1 |
| E.R. Squibb & Sons, L.L.C. | $17.80 | 1 |
What the 2025 payments were for
- Food and Beverage$144.76 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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