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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

NPI1063136547
StatusActive
Entity typeIndividual
CredentialNP
Sole proprietorYes
NPI issuedSep 28, 2022
Last updated in NPPESFeb 18, 2026
Certified by providerFeb 18, 2026

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No 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
Patients22
Total drug cost$988.32
Generic share82% of claims

Medicare sources and data years

Education and affiliations

Graduation year2021
Medicare specialtyNurse Practitioner
TelehealthOffers telehealth

Medical group

  • Vpa PCRenton, WA · 178 clinicians

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$22.98 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Pfizer Inc.$22.981

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

Other acute care nurse practitioners in Troy

All 21 acute care nurse practitioners in Troy · All acute care nurse practitioners in Michigan