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

Dr. Leigh Siergiewicz, ND

Individual provider Naturopath · NPI 1568975803

Dr. Leigh Siergiewicz, ND is a Naturopath in Vashon, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2017

Practice location Address checks out

15228 119th Ave SW
Vashon, WA 98070-4034
Phone: (206) 618-0372
Show map & directions

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

Specialties & licences

Naturopath (primary) Taxonomy 175F00000X · Licence NT60807283 (WA)

Record details

NPI number1568975803
Entity typeIndividual (Type 1)
GenderFemale
Credentials ND
Sole proprietorYes
NPI enumeratedNovember 8, 2017
Last updated in NPPESNovember 8, 2017
Mailing address15228 119th Ave Sw, Vashon, WA 98070-4034

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