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

Kathleen C Sie

Individual provider Otolaryngology Physician · NPI 1720169089

Kathleen C Sie is an Otolaryngology Physician in Seattle, Washington. Licensed in Washington. Registered with an NPI since 2006.

Licensed in
WA
In the registry since
2006
Specialties on file
2

Practice location Address checks out

4800 Sand Point Way NE
Seattle, WA 98105-3901
Phone: (206) 987-2000
Show map & directions

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

Specialties & licences

Pediatric Otolaryngology Physician (primary) Taxonomy 207YP0228X · Licence MD00023324 (WA)
Otolaryngology Physician Taxonomy 207Y00000X · Licence MD00023324 (WA)

Record details

NPI number1720169089
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESFebruary 12, 2009
Mailing address4500 Sand Point Way Ne, 100, Seattle, WA 98105-3900

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