NPPES file of Aug 9, 2026

Catherine Lipowski

Certified Registered Nurse Anesthetist · Everett, WA

Catherine Lipowski is a certified registered nurse anesthetist with a practice address in Everett, Washington, and NPI 1619954385, issued on Dec 23, 2005. Check the license (Washington AP61110526, 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
1619954385
Name
Catherine Lipowski
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License numbers
AP61110526 WA
RN61092120 WA
Self-reported in NPPES; status is on the state search
Practice location
3927 Rucker Ave, Everett, WA 98201
Phone
(425) 259-0966
Enumerated
Dec 23, 2005
Record last updated
Apr 21, 2026
Medicaid ID
2178401 WA
Medicare enrollment
Enrolled (PECOS I20210616000867); 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 3927 Rucker Ave

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

  1. Paul Abson, MDOtolaryngology Physician1336121029
  2. Alvin AbuegPhysician Assistant1396132015
  3. Peter Ackerman, MDAnesthesiology Physician1659344414
  4. Jeffery Adams, MDOtolaryngology Physician1104891175
  5. Hamed Al-Ghanim, MDFamily Medicine Physician1124039938
  6. Wendi Alexander, ARNPNurse Practitioner1689757874

Verify Catherine Lipowski 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 AP61110526
    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. Optum Care Washington PLLCEverett, WA

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

Catherine Lipowski among 1,181 certified registered nurse anesthetist records in Washington

Catherine Lipowski is one of 1,181 certified registered nurse anesthetist records with a practice address in Washington. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 97% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1994 · median 2014 among the 816 with a school on file
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Certified Registered Nurse Anesthetist providers in Washington

There are 1,181 certified registered nurse anesthetist records in Washington.

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. Charles Altenberger, CRNAEverett, WA 982011982633020
  2. Nicolas Arretche, CRNAEverett, WA 982011548213408
  3. Edward Bauer, CRNAEverett, WA 982011023038486
  4. Donald Conrad, CRNAEverett, WA 982011720191406
  5. Karen Darnall, CRNAEverett, WA 982011619930849
  6. Robert Elhardt, CRNAEverett, WA 982011487629259
  7. Lorraine English, CRNAEverett, WA 982011295705135
  8. Randy Graybeal, CRNAEverett, WA 982011023041845

Common questions

What is Catherine Lipowski's NPI number?

Catherine Lipowski's National Provider Identifier (NPI) is 1619954385, issued on Dec 23, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Lipowski located?

The NPPES record lists a practice address at 3927 Rucker Ave, Everett, WA, 98201. Phone: (425) 259-0966. Providers update this record themselves, so call before visiting.

How can I verify Catherine Lipowski's license?

NPPES lists Washington license number AP61110526, 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.