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

Mrs. Mari Montesano, LCSW

Individual provider Clinical Social Worker · NPI 1104453398

Mrs. Mari Montesano, LCSW is a Clinical Social Worker in Astoria, Oregon. Licensed in Oregon. Registered with an NPI since 2020.

Licensed in
OR
In the registry since
2020
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

2111 Exchange St
Astoria, OR 97103-3329
Phone: (503) 338-4589
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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 L8419 (OR)

Record details

NPI number1104453398
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedMarch 26, 2020
Last updated in NPPESMarch 26, 2020
Certification dateMarch 26, 2020

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