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

Dr. Diane Gail Brennan, PSYD

Individual provider School Psychologist · NPI 1861547820

Dr. Diane Gail Brennan, PSYD is a School Psychologist in Mesa, Arizona. Licensed in Arizona. Registered with an NPI since 2007.

Licensed in
AZ
In the registry since
2007
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

8045 E Portobello Ave
Mesa, AZ 85212-1690
Phone: (480) 507-1404
Fax: (480) 507-1666
Show map & directions

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

Specialties & licences

School Psychologist (primary) Taxonomy 103TS0200X (AZ)

Record details

NPI number1861547820
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorNo
NPI enumeratedJanuary 23, 2007
Last updated in NPPESJuly 26, 2007

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