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

Deborah Lynn Mertlich, LCSW

Individual provider Clinical Social Worker · NPI 1366564338

Deborah Lynn Mertlich, LCSW is a Clinical Social Worker in Lake Oswego, Oregon. Practices as a sole proprietor. Licensed in Oregon.

Licensed in
OR
In the registry since
2007
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 →

Practice location Address checks out

4550 Kruse Way Ste 225
Lake Oswego, OR 97035-3594
Phone: (971) 252-1545
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence L3405 (OR)

Record details

NPI number1366564338
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 3, 2007
Last updated in NPPESMay 20, 2011

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