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

Joanna Mahto, LCSW

Individual provider Social Worker · NPI 1891135828

Joanna Mahto, LCSW is a Social Worker in Portland, Oregon. Works from 3 locations. Licensed in Oregon.

Licensed in
OR
In the registry since
2013
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

1130 NW 22nd Ave Ste 320
Portland, OR 97210-2970
Phone: (503) 295-2546
Fax: (503) 790-1248
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 3415 Se Powell Blvd, Portland, OR 97202-3371 — (503) 234-9591
  • 3181 Sw Sam Jackson Park Rd, Portland, OR 97239-3098 — (503) 494-2273

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence L6642 (OR)
Social Worker Taxonomy 104100000X

Record details

NPI number1891135828
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedJuly 5, 2013
Last updated in NPPESFebruary 13, 2023
Certification dateFebruary 13, 2023

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