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

MS. Joan Katherine Jaffee

Individual provider Clinical Social Worker · NPI 1275662959

MS. Joan Katherine Jaffee is a Clinical Social Worker in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007

Practice location Address checks out

753 N 35th St Ste 200
Seattle, WA 98103-8870
Phone: (206) 633-3503
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LW00004006 (WA)

Record details

NPI number1275662959
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMarch 5, 2007
Last updated in NPPESJuly 8, 2007

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