NPPES file of Aug 9, 2026

Karen Sue Feldt, ARNP

Gerontology Registered Nurse · Mercer Island, WA

Karen Sue Feldt, ARNP is a gerontology registered nurse with a practice address in Mercer Island, Washington, and NPI 1245282607, issued on May 16, 2006. Check the license (Washington AP30007251, 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
1245282607
Name
Karen Sue Feldt
Credential
ARNP
Primary taxonomy
Gerontology Registered Nurse 163WG0600X
License number
AP30007251 WA
Self-reported in NPPES; status is on the state search
Practice location
2960 76TH Ave SE, Mercer Island, WA 98040
Phone
(206) 941-0945
Enumerated
May 16, 2006
Record last updated
Aug 20, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(206) 236-1538
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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Verify Karen Sue Feldt 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 AP30007251    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
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Gerontology Registered Nurse providers in Washington

There are 18 gerontology registered nurse records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 18 in Washington → Every provider in Mercer Island →

Other gerontology registered nurse records in Washington

  1. Marisa Arreola, RNSeattle, WA1215154919
  2. Leane Austin, RNRoyal City, WA1124780705
  3. Cathy Barker, ARNPEllensburg, WA1073636437
  4. Jordyn Blair, RNPuyallup, WA1962195354
  5. Amy Bliss, RNArlington, WA1275915266
  6. Rachelle Boshaw, REGISTERED NURSEVancouver, WA1659041283
  7. Robin Fontana, ARNPMercer Island, WA1063463321
  8. Neva Hall, RNVancouver, WA1275169054
  9. Daniel Henriquez, RNWoodinville, WA1518549641
  10. Janice Lloyd, RNSeattle, WA1912873902

Common questions

What is Karen Sue Feldt, ARNP's NPI number?

Karen Sue Feldt, ARNP's National Provider Identifier (NPI) is 1245282607, issued on May 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen Sue Feldt, ARNP located?

The NPPES record lists a practice address at 2960 76TH Ave SE, Mercer Island, WA, 98040. Phone: (206) 941-0945. Providers update this record themselves, so call before visiting.

How can I verify Karen Sue Feldt, ARNP's license?

NPPES lists Washington license number AP30007251, 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.