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

Dr. James (Jim) Charles Johnson, PHD

Individual provider Clinical Neuropsychologist · NPI 1497831713

Dr. James (Jim) Charles Johnson, PHD is a Clinical Neuropsychologist in Portland, Oregon. Practices as a sole proprietor. Licensed in Oregon.

Licensed in
OR
In the registry since
2006
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

516 SE 71st Ave
Portland, OR 97215-2132
Phone: (503) 252-3906
Fax: (503) 252-5824
Show map & directions

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

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X · Licence 0515 (OR)

Record details

NPI number1497831713
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 29, 2006
Last updated in NPPESJuly 9, 2007

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