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
Mailing address516 Se 71st Ave, Portland, OR 97215-2132

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