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

Dr. John Truett Guthrie, PHD

Individual provider Mental Health Counselor · NPI 1508109612

Dr. John Truett Guthrie, PHD is a Mental Health Counselor in Pasadena, California. Licensed in California. Registered with an NPI since 2013.

Licensed in
CA
In the registry since
2013
Specialties on file
2
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

595 E Colorado Blvd Ste 632
Pasadena, CA 91101-2052
Phone: (626) 864-5925
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence PSY28998 (CA)
Mental Health Counselor Taxonomy 101YM0800X · Licence PSY28998 (CA)

Record details

NPI number1508109612
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedMarch 27, 2013
Last updated in NPPESMay 12, 2025
Certification dateMay 12, 2025

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