Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Iwona Steplewska

Individual provider Registered Dietitian · NPI 1922284835

Iwona Steplewska is a Registered Dietitian in Seattle, Washington. Licensed in Arizona and Washington. Registered with an NPI since 2008.

Licensed in
AZ, WA
In the registry since
2008
Specialties on file
2

Practice location Address checks out

325 9th Ave Box 359790
Seattle, WA 98104-2420
Phone: (206) 744-8540
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence DI00001830 (WA)
Registered Dietitian Taxonomy 133V00000X · Licence 931099 (AZ)

Record details

NPI number1922284835
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJanuary 10, 2008
Last updated in NPPESOctober 7, 2009

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