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

William Gillespie and Associates Inc

Organization Counselor · NPI 1558771246

William Gillespie and Associates Inc is a Counselor in Glendora, California. Registered with an NPI since 2014.

In the registry since
2014
Specialties on file
3
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

510 S Grand Ave Ste 200
Glendora, CA 91741-4207
Phone: (626) 914-1980
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X
Counselor Taxonomy 101Y00000X
Psychologist Taxonomy 103T00000X

Record details

NPI number1558771246
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Julie Gillespie — Practice Manager · (310) 922-3096
Other names Gillespie And Associates
NPI enumeratedMay 2, 2014
Last updated in NPPESMay 2, 2014
Mailing address510 S Grand Ave, Suite 200, Glendora, CA 91741-4207

Other providers in Glendora