Katherine Colleen Walker, NP
NPI 1063136547ActiveIndividual· Nurse Practitioner, Acute Care· Troy, MI
Nurse Practitioner, Acute Care (NP) with Vpa PC, practicing in Troy, Michigan. Part D covered 33 prescriptions written in 2024, 82% of them generic. Pfizer Inc. reported $22.98 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1063136547 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | Yes |
| NPI issued | Sep 28, 2022 |
| Last updated in NPPES | Feb 18, 2026 |
| Certified by provider | Feb 18, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 4704313034 | MI |
| Nurse Practitioner | 363L00000X | 2022026599 | MI |
| Nurse Practitioner, Acute Care | 363LA2100X | 2022026599 | MI |
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 - Nurse Practitioner (MI) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 33 · 41 30-day fills |
|---|---|
| Patients | 22 |
| Total drug cost | $988.32 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Vpa PCRenton, WA · 178 clinicians
Industry payments (Open Payments)
- 2025$22.98 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $22.98 | 1 |
What the 2025 payments were for
- Food and Beverage$22.98 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 acute care nurse practitioners in Troy · All acute care nurse practitioners in Michigan