Matthew Landowski
Behavior Technician · Seattle, WA
Matthew Landowski is a behavior technician with a practice address in Seattle, Washington, and NPI 1598291932, issued on May 4, 2017. Check the license (Washington CG60666874, 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.
- Name
- Matthew Landowski
- Primary taxonomy
- Behavior Technician 106S00000X
- License number
- CG60666874 WA
Self-reported in NPPES; status is on the state search - Practice location
- 12430 83RD Ave S, Seattle, WA 98178
- Phone
- (206) 930-4285
- Enumerated
- May 4, 2017
- Record last updated
- May 4, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest behavior technician records → All 9,312 in Washington → Look up another NPI →
Also registered at 12430 83RD Ave S
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Olivia BernsteinBehavior Technician1568944155
- Jenny CherkasskyBehavior Technician1609301480
- Adam CignattaBehavior Technician1265968697
- Madeliene HarringtonBehavior Technician1003398603
- Amy HiraiBehavior Technician1447714555
- Preston KingBehavior Technician1801319405
Verify Matthew Landowski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license CG60666874Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Matthew Landowski among 9,312 behavior technician records in Washington
Matthew Landowski is one of 9,312 behavior technician records with a practice address in Washington. under 1% 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 2017, is newer than 2% of them.
- NPI issued2017 · 2% of these records are older, 95% newer
- In a Medicare fileNo · under 1% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2017 · 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 106S00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
615 behavior technician records list a practice address in Seattle
They are 615 of the 41,956 NPPES records with a practice address in Seattle, and 9,312 behavior technician records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 9,312 in Washington → Every provider in Seattle → Behavior Technician nationwide →
The 8 behavior technician records with the nearest ZIP codes
- Olivia BernsteinSeattle, WA 981781568944155
- Jenny CherkasskySeattle, WA 981781609301480
- Adam CignattaSeattle, WA 981781265968697
- Preston KingSeattle, WA 981781801319405
- Kelsey LandowskiSeattle, WA 981781902332372
- Nicholas LindbergSeattle, WA 981781598291924
- Sandra McDonellSeattle, WA 981781740795152
- Alyssa MellorSeattle, WA 981781770019945
Common questions
What is Matthew Landowski's NPI number?
Matthew Landowski's National Provider Identifier (NPI) is 1598291932, issued on May 4, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Landowski located?
The NPPES record lists a practice address at 12430 83RD Ave S, Seattle, WA, 98178. Phone: (206) 930-4285. Providers update this record themselves, so call before visiting.
How can I verify Matthew Landowski's license?
NPPES lists Washington license number CG60666874, 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.
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.