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

Mr. Michael Patrick Johnston, MSW

Individual provider Social Worker · NPI 1346485372

Mr. Michael Patrick Johnston, MSW is a Clinical Social Worker in Spokane, Washington. Qualified in 2008, 18 years ago. Practices with Providence Health and Services Washington, a 776-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
18
Licensed in
WA
In the registry since
2008
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

105 W 8th Ave Ste 418C
Spokane, WA 99204-2318
Phone: (509) 474-6920
Fax: (509) 227-7070
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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 LW60242907 (WA)
Social Worker Taxonomy 104100000X · Licence RC60026601 (WA)
Clinical Social Worker Taxonomy 1041C0700X · Licence 60242907 (WA)

Record details

NPI number1346485372
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorNo
NPI enumeratedDecember 4, 2008
Last updated in NPPESDecember 5, 2021
Certification dateDecember 5, 2021
Mailing addressPo Box 421, Liberty Lake, WA 99019-0421

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Providence Health And Services Washington — 776 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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