Leszek Ian Cromwell, MSW
Social Worker · Longview, WA
Leszek Ian Cromwell, MSW is a social worker with a practice address in Longview, Washington, and NPI 1386883676, issued on Feb 11, 2009. Check the license with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Leszek Ian Cromwell
- Credential
- MSW
- Primary taxonomy
- Social Worker 104100000X
- Practice location
- 921 14TH Ave, Longview, WA 98632
- Phone
- (360) 425-6064
- Enumerated
- Feb 11, 2009
- Record last updated
- Feb 11, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest social worker records → All 2,141 in Washington → Look up another NPI →
Also registered at 921 14TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Katherine AslinCounselor1265395073
- Joshua Bitton, MSW, LICSWA, CAARCounselor1215410089
Verify Leszek Ian Cromwell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Leszek Ian Cromwell among 2,141 social worker records in Washington
Leszek Ian Cromwell, MSW is one of 2,141 social worker records with a practice address in Washington. 5% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2009, is newer than 13% of them.
- NPI issued2009 · 13% of these records are older, 85% newer
- In a Medicare fileNo · 5% of these records are
- In the CMS Doctors and Clinicians fileNo · 8% of these records are
- Record last updated2009 · 37% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Social Worker providers in Washington
There are 2,141 social worker records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,141 in Washington → Every provider in Longview → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Deanna Anderson, MSWLongview, WA 986321225409105
- Stephanie BaxterLongview, WA 986321952965279
- Lisa Cruz, MSWLongview, WA 986321174687594
- Luciana Henson-AnguillaLongview, WA 986321538739594
- Kiley Radich, MSW, LICSWALongview, WA 986321225619778
- Christa RiveraLongview, WA 986321124542030
- Julia Spalding, MSW, LICSWA, SUDPLongview, WA 986321063933406
- Ashley Swofford, MSW, LICSWALongview, WA 986321699486597
Common questions
What is Leszek Ian Cromwell, MSW's NPI number?
Leszek Ian Cromwell, MSW's National Provider Identifier (NPI) is 1386883676, issued on Feb 11, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Leszek Ian Cromwell, MSW located?
The NPPES record lists a practice address at 921 14TH Ave, Longview, WA, 98632. Phone: (360) 425-6064. Providers update this record themselves, so call before visiting.
How can I verify Leszek Ian Cromwell, MSW's license?
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.
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.