NPPES file of Aug 9, 2026

Brent Arthur Knutzen, ARNP

Critical Care Medicine Nurse Practitioner · Richland, WA

Brent Arthur Knutzen, ARNP is a critical care medicine nurse practitioner with a practice address in Richland, Washington, and NPI 1164383188, issued on Nov 19, 2025. Check the license (Washington AP70091797, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1164383188
Name
Brent Arthur Knutzen
Credential
ARNP
Primary taxonomy
Critical Care Medicine Nurse Practitioner 363LC0200X
License numbers
AP70091797 WA
RN61114148 WA
Self-reported in NPPES; status is on the state search
Practice location
888 Swift Blvd, Richland, WA 99352
Phone
(509) 946-4611
Enumerated
Nov 19, 2025
Record last updated
Feb 11, 2026
Medicare enrollment
Enrolled (PECOS I20260225003289); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 888 Swift Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Fnu Aakash, MDHospitalist Physician1124713771
  2. Wesley Ablemona, M.D.Hospitalist Physician1881004521
  3. Lisa AdeaPharmacist1679432892
  4. Chad Allen, ARNPAcute Care Nurse Practitioner1396218129
  5. Tanner Andre, PAPhysician Assistant1750862116
  6. Asma Arshia, M.B.B.SAnatomic Pathology & Clinical Pathology Physician1275113615

Verify Brent Arthur Knutzen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP70091797
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Washington license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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One hospital affiliation

  1. Kadlec Regional Medical CenterRichland, WA · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Brent Arthur Knutzen among 29 critical care medicine nurse practitioner records in Washington

Brent Arthur Knutzen, ARNP is one of 29 critical care medicine nurse practitioner records with a practice address in Washington. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 93% of them.

  • NPI issued2025 · 93% of these records are older, 0% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2025 · median 2019 among the 24 with a school on file
  • Record last updated2026 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LC0200X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine Nurse Practitioner providers in Washington

There are 29 critical care medicine nurse practitioner records in Washington.

The 8 critical care medicine nurse practitioner records with the nearest ZIP codes

  1. Virginia Moullet, ARNPRichland, WA 993521790221679
  2. Cassie Oltman, ARNPRichland, WA 993521477268977
  3. Oskar Rojas, ARNPRichland, WA 993521104383298
  4. Jeremy Mullavey, ARNPSpokane, WA 992041245076553
  5. Suzanne Ramm, ARNPYakima, WA 989021104905561
  6. Joan Nelson, ARNPWenatchee, WA 988011891848909
  7. Joshua Snavely, DNP, ARNP, ACNPC-AGTacoma, WA 984051417434572
  8. Vicki Zier, NNP, ARNPTacoma, WA 984051396709986

Common questions

What is Brent Arthur Knutzen, ARNP's NPI number?

Brent Arthur Knutzen, ARNP's National Provider Identifier (NPI) is 1164383188, issued on Nov 19, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Brent Arthur Knutzen, ARNP located?

The NPPES record lists a practice address at 888 Swift Blvd, Richland, WA, 99352. Phone: (509) 946-4611. Providers update this record themselves, so call before visiting.

How can I verify Brent Arthur Knutzen, ARNP's license?

NPPES lists Washington license number AP70091797, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.