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

Individual provider Cognitive & Behavioral Psychologist · NPI 1780909820

Dr. Gary Macdonald, PHD is a Cognitive & Behavioral Psychologist in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2010.

Licensed in
CO
In the registry since
2010
Specialties on file
4
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1175 Osage St Ste 201
Denver, CO 80204-3436 Not confirmed with CMS for 16 years — call before visiting
Phone: (303) 573-0839
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cognitive & Behavioral Psychologist (primary) Taxonomy 103TB0200X · Licence 3052
Counseling Psychologist Taxonomy 103TC1900X · Licence 3052 (CO)
Intellectual & Developmental Disabilities Psychologist Taxonomy 103TM1800X · Licence 3052 (CO)
School Psychologist Taxonomy 103TS0200X · Licence 0441416 (CO)

Record details

NPI number1780909820
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedApril 1, 2010
Last updated in NPPESApril 1, 2010

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