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

Samantha Nicole Mattern, MSW

Individual provider Social Worker · NPI 1457827800

Samantha Nicole Mattern, MSW is a Clinical Social Worker in Seattle, Washington. Qualified in 2016, 10 years ago. Practices with The Association of University Physicians, a 3,459-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Washington.

Years since qualifying
10
Licensed in
WA
In the registry since
2018
Specialties on file
3
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

325 9th Ave # MS 359797
Seattle, WA 98104-2420
Phone: (206) 744-9667
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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 LW61049348 (WA)
Social Worker Taxonomy 104100000X · Licence LW61049348 (WA)
Clinical Social Worker Taxonomy 1041C0700X

Record details

NPI number1457827800
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorNo
NPI enumeratedOctober 23, 2018
Last updated in NPPESFebruary 25, 2021
Certification dateFebruary 25, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice The Association Of University Physicians — 3459 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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