NPPES file of Aug 9, 2026

Antonina Kozlowska, ARNP

Psychiatric/Mental Health Nurse Practitioner · Seattle, WA

Antonina Kozlowska, ARNP is a psychiatric/mental health nurse practitioner with a practice address in Seattle, Washington, and NPI 1619403698, issued on May 11, 2017. Check the license (Washington AP60752878, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619403698
Name
Antonina Kozlowska
Credential
ARNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
AP60752878 WA
Self-reported in NPPES; status is on the state search
Practice location
2743 California Ave SW Unit 100, Seattle, WA 98116
Phone
(206) 531-0700
Enumerated
May 11, 2017
Record last updated
Oct 18, 2022
Fax
(410) 847-2855
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.
Download card Updates feed

Also registered at 2743 California Ave SW Unit 100

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

  1. Terrie Eshom, LMHCMental Health Counselor1174998678
  2. Ewa KozlowskaPsychiatric/Mental Health Nurse Practitioner1902333644

Verify Antonina Kozlowska 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 AP60752878
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

88% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

112 Medicare Part D claims, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Antonina Kozlowska112
  2. Specialty average906

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Antonina Kozlowska among 1,875 psychiatric/mental health nurse practitioner records in Washington

Antonina Kozlowska, ARNP is one of 1,875 psychiatric/mental health nurse practitioner records with a practice address in Washington. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 40% of them.

  • NPI issued2017 · 40% of these records are older, 56% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 48% of these records are
  • Record last updated2022 · 28% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Washington

There are 1,875 psychiatric/mental health nurse practitioner records in Washington.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Power Capote, ARNPSeattle, WA 981161134578834
  2. Colton DionSeattle, WA 981161245019280
  3. David Guidry, ARNPSeattle, WA 981161265741193
  4. Ewa KozlowskaSeattle, WA 981161902333644
  5. Cassandra CastroSeattle, WA 981151720640428
  6. Alka Christnacht, DNP, PMHNP-BCSeattle, WA 981151952879298
  7. Tamra Dillon, NPSeattle, WA 981151497378657
  8. Gemy George, DNPSeattle, WA 981151144619099

Common questions

What is Antonina Kozlowska, ARNP's NPI number?

Antonina Kozlowska, ARNP's National Provider Identifier (NPI) is 1619403698, issued on May 11, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Antonina Kozlowska, ARNP located?

The NPPES record lists a practice address at 2743 California Ave SW Unit 100, Seattle, WA, 98116. Phone: (206) 531-0700. Providers update this record themselves, so call before visiting.

How can I verify Antonina Kozlowska, ARNP's license?

NPPES lists Washington license number AP60752878, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Antonina Kozlowska, ARNP prescribe under Medicare Part D?

In 2024, Antonina Kozlowska, ARNP had 112 Medicare Part D claims; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions 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.