Kathleen Witmer Arnp
About this NPIWhat this record shows.
NPI 1457415499 is registered to Kathleen Witmer Arnp, a Nurse Practitioner practising at 1221 Madison St, Ste 400 in Seattle, Washington. Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Kathleen Witmer Arnp has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 0197895WA· Issued by LABOR AND INDUSTRIES
Medicaid
- 9630757WA
Source: NPPES public registry.
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 Kathleen Witmer Arnp accepts. To confirm in-network status with your specific health plan, contact Kathleen Witmer Arnp directly at (206) 215-6400.
Frequently asked
Yes. NPI 1457415499 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Nurse Practitioner 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 (206) 215-6400.
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. Kathleen Witmer Arnp is a Type-1 individual NPI.