NPPES file of Aug 9, 2026

Katherine Walukevich Dienst, PHD

Clinical Psychologist · Seattle, WA

Katherine Walukevich Dienst, PHD is a clinical psychologist with a practice address in Seattle, Washington, and NPI 1447947270, issued on Apr 21, 2023. Check the license (Washington PY61336018, 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
1447947270
Name
Katherine Walukevich Dienst
Credential
PHD
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
PY61336018 WA
Self-reported in NPPES; status is on the state search
Practice location
1959 NE Pacific St, Seattle, WA 98195
Phone
(206) 520-5000
Enumerated
Apr 21, 2023
Record last updated
Sep 28, 2023
Medicare enrollment
Enrolled (PECOS I20230718003360); 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 1959 NE Pacific St

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

  1. Benjamin AaronsonPsychologist1497108880
  2. Laith Abandeh, MDPediatric Radiology Physician1609404243
  3. Rebecca AbayInternal Medicine Physician1528565520
  4. Gifti Abbo, MDStudent in an Organized Health Care Education/Training Program1316688989
  5. Nandini AbburiNeurology Physician1730618349
  6. Mohamed AbdelmotlebDiagnostic Radiology Physician1134892656

Verify Katherine Walukevich Dienst 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 PY61336018
    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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Bills Medicare through one group practice

  1. The Association OF University PhysiciansSeattle, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Walukevich Dienst among 1,675 clinical psychologist records in Washington

Katherine Walukevich Dienst, PHD is one of 1,675 clinical psychologist records with a practice address in Washington. 13% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 94% of them.

  • NPI issued2023 · 94% of these records are older, 4% newer
  • In a Medicare fileYes · 13% of these records are
  • In the CMS Doctors and Clinicians fileYes · 23% of these records are
  • Graduated2021 · median 2009 among the 386 with a school on file
  • Record last updated2023 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

594 clinical psychologist records list a practice address in Seattle

They are 594 of the 41,956 NPPES records with a practice address in Seattle, and 1,675 clinical psychologist records in Washington.

The 8 clinical psychologist records with the nearest ZIP codes

  1. Mehvash AliSeattle, WA 981951316010515
  2. Sarah Avery-Leaf, PHDSeattle, WA 981951306867957
  3. Sureyya DikmenSeattle, WA 981951548348907
  4. Corey Fagan, PH.D.Seattle, WA 981951851417927
  5. Gina FormeaSeattle, WA 981951154464618
  6. Jeanne HoffmanSeattle, WA 981951902981715
  7. Mark JensenSeattle, WA 981951538244348
  8. Kathleen LehmanSeattle, WA 981951992883359

Common questions

What is Katherine Walukevich Dienst, PHD's NPI number?

Katherine Walukevich Dienst, PHD's National Provider Identifier (NPI) is 1447947270, issued on Apr 21, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Walukevich Dienst, PHD located?

The NPPES record lists a practice address at 1959 NE Pacific St, Seattle, WA, 98195. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.

How can I verify Katherine Walukevich Dienst, PHD's license?

NPPES lists Washington license number PY61336018, 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.