npidata.org Sign in
Products
Provider RadarWatch an area and specialty — weekly alerts on new cliniciansPractice RadarWeekly alerts when new organisations register nearbySpecialtiesEvery NUCC taxonomy, with counts by state and cityStatesProvider counts and breakdowns for all 50 statesPhysician listsMDs and DOs with addresses and phone numbersNP listsNurse practitioners, the fastest-growing groupAPIJSON, delta feed, free tier
Use cases
Healthcare sales prospectingPhysician recruiting and locum staffingMedical device sales territory planningCredentialing and provider verificationHealthcare marketing lists and audience buildingPharmaceutical sales and prescriber targeting
Account
Start freeThree radars and an export a month Sign in Pricing
Explore
Data Labs API
About
About usTermsPrivacyContact us

Search › Washington › Clinical Social Worker

Michael Grierson

NPI 1972462265 · on the registry since 2026

Practice

Address
325 9th Ave
Box 359797
Seattle, WA 98104
Phone
(206) 744-9603
Fax
(206) 744-9914
Organisation at this address
Harborview Meical Center
University Of Washington
University Of Washington
Harborview Medical Center
Harborview Medical Center
Inferred from a shared address, not stated in the registry.
Clinicians at this address
2,202

Registry record

Primary taxonomy
Clinical Social Worker
1041C0700X
Licence states on file
WA
From the registry's licence fields, which are often incomplete.
Sex
Male
Record last updated
2026-01-21
Status
Not present in the most recent federal file

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Washington