Katherine Walczak DNP
About this NPIWhat this record shows.
NPI 1851178404 is registered to Katherine Walczak DNP, a Oncology Clinical Nurse Specialist practising at 9200 W Wisconsin Ave in Milwaukee, Wisconsin. Oncology Clinical Nurse Specialist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Katherine Walczak DNP has been enumerated in the National Provider Identifier (NPI) registry since 2023.
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Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Katherine Walczak DNP accepts. To confirm in-network status with your specific health plan, contact Katherine Walczak DNP directly at (414) 805-4690.
Frequently asked
Yes. NPI 1851178404 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Oncology Clinical Nurse Specialist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (414) 805-4690.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Katherine Walczak DNP is a Type-1 individual NPI.