Mr. Brent Knutzen Arnp
About this NPIWhat this record shows.
NPI 1164383188 is registered to Mr. Brent Knutzen Arnp, a Critical Care Medicine Nurse Practitioner practising at 888 Swift Blvd in Richland, Washington. Critical Care Medicine Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. Brent Knutzen Arnp has been enumerated in the National Provider Identifier (NPI) registry since 2025.
Beyond the registryWhat this record adds.
It is enrolled in Medicare, linking to 1 PECOS enrollment record (with a public Medicare Enrollment ID) sourced from CMS, which the NPPES registry does not list. Within the directory it is one of 30 Critical Care Medicine Nurse Practitioner providers on file in Washington.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20260225003289Nurse PractitionerWA
Source: CMS PECOS public enrollment file.
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 Mr. Brent Knutzen Arnp accepts. To confirm in-network status with your specific health plan, contact Mr. Brent Knutzen Arnp directly at (509) 946-4611.
Frequently asked
Yes. NPI 1164383188 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Critical Care Medicine 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 (509) 946-4611.
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. Mr. Brent Knutzen Arnp is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 30 Critical Care Medicine Nurse Practitioner providers are registered in Washington, and Mr. Brent Knutzen Arnp is one of them. The figure refreshes each month from the federal source.