NPPES file of Aug 9, 2026

Mary E. Brennan, ARNP

Occupational Health Nurse Practitioner · Longview, WA

Mary E. Brennan, ARNP is an occupational health nurse practitioner with a practice address in Longview, Washington, and NPI 1861485872, issued on Aug 24, 2005. Check the license (Washington AP30001951, as entered in NPPES) with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1861485872
Name
Mary E. Brennan
Credential
ARNP
Primary taxonomy
Occupational Health Nurse Practitioner 363LX0106X
License numbers
AP30001951 WA
RN00061070 WA
Self-reported in NPPES; status is on the state search
Practice location
1405 Delaware St, Longview, WA 98632
Phone
(360) 414-2332
Enumerated
Aug 24, 2005
Record last updated
Sep 11, 2025
Fax
(360) 414-2330
Medicaid IDs
100229 OR
9636150 WA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1405 Delaware St

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

  1. Brian Fawcett, M.D. / M.P.H.Occupational Medicine Physician1861559304

Verify Mary E. Brennan 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 AP30001951    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

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Occupational Health Nurse Practitioner providers in Washington

There are 7 occupational health nurse practitioner records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 7 in Washington → Every provider in Longview →

Other occupational health nurse practitioner records in Washington

  1. Randall Griffith, ARNPPuyallup, WA1073517793
  2. Laurie Gwerder, ARNPKent, WA1801981550
  3. Laura Hahn, ARNPYakima, WA1104128545
  4. Diane Nelson, NPLongview, WA1821028333
  5. Rebecca Traynham, APRN, FNP-CKennewick, WA1770412413
  6. Jody Underwood, ARNPWenatchee, WA1295851707

Common questions

What is Mary E. Brennan, ARNP's NPI number?

Mary E. Brennan, ARNP's National Provider Identifier (NPI) is 1861485872, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mary E. Brennan, ARNP located?

The NPPES record lists a practice address at 1405 Delaware St, Longview, WA, 98632. Phone: (360) 414-2332. Providers update this record themselves, so call before visiting.

How can I verify Mary E. Brennan, ARNP's license?

NPPES lists Washington license number AP30001951, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.