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

Mellisa Duffy, MSW

Individual provider Social Worker · NPI 1720542079

Mellisa Duffy, MSW is a Social Worker in Tacoma, Washington. Practices as a sole proprietor. Licensed in Alaska.

Licensed in
AK
In the registry since
2019
Specialties on file
2
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

A- 122- Social Work 9600 Veterans Dr
Tacoma, WA 98493-0001
Phone: (808) 225-9029
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 144588 (AK)
Social Worker Taxonomy 104100000X

Record details

NPI number1720542079
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorYes
NPI enumeratedJanuary 30, 2019
Last updated in NPPESJune 19, 2020
Certification dateJune 19, 2020
Mailing addressA- 122- Social Work 9600 Veterans Drive, Tacoma, WA 98493-0001

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