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

Mr. Gregory Gannon, LCSW

Individual provider Social Worker · NPI 1306120530

Mr. Gregory Gannon, LCSW is a Social Worker in Tacoma, Washington. Licensed in New York and Washington. Registered with an NPI since 2011.

Licensed in
NY, WA
In the registry since
2011
Specialties on file
3
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

Madigan Army Medical Center 9040 Jackson Ave
Tacoma, WA 98431-8404
Phone: (919) 428-4538
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 083728-1 (NY)
Social Worker Taxonomy 104100000X · Licence 082205-1 (NY)
Clinical Social Worker Taxonomy 1041C0700X · Licence SWI.LW.70069451 (WA)

Record details

NPI number1306120530
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedOctober 6, 2011
Last updated in NPPESJuly 17, 2026
Certification dateJuly 17, 2026

Other providers in Tacoma