Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Abigail Stiffler, MSW

Individual provider Social Worker · NPI 1891682373

Abigail Stiffler, MSW is a Social Worker in Shoreline, Washington. Licensed in Washington. Registered with an NPI since 2025.

Licensed in
WA
In the registry since
2025
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

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Practice location Address checks out

17018 15th Ave NE
Shoreline, WA 98155-5137
Phone: (206) 362-7282
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence SWIA.SC.70144555 (WA)

Record details

NPI number1891682373
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorNo
NPI enumeratedJune 18, 2025
Last updated in NPPESSeptember 3, 2026
Certification dateSeptember 3, 2026

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