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

Dr. Marian Sheehan, PHD, CCC

Individual provider Speech-Language Pathologist · NPI 1720134984

Dr. Marian Sheehan, PHD, CCC is a Speech-Language Pathologist in Seattle, Washington. Practices as a sole proprietor. Licensed in Washington.

Licensed in
WA
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

602 36th Ave
Seattle, WA 98122-6420
Phone: (206) 682-0460
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence LL00002922 (WA)

Record details

NPI number1720134984
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , CCC
Sole proprietorYes
NPI enumeratedJanuary 28, 2007
Last updated in NPPESJuly 8, 2007
Mailing address602 36th Ave, Seattle, WA 98122-6420

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