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

Individual provider Clinical Social Worker · NPI 1013546217

Jeff Lynn Liddell, LCSW is a Clinical Social Worker in Portland, Oregon. Practices as a sole proprietor. Licensed in Oregon.

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

1803 N Simpson St
Portland, OR 97217-4658
Phone: (503) 310-7591
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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 L2942 (OR)

Record details

NPI number1013546217
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 8, 2020
Last updated in NPPESApril 8, 2020
Certification dateApril 8, 2020

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