Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. STEVEN ARTHUR COLLIER PH.D.
NPI 1710260385
Psychologist - Clinical in Carlsbad, CA

Active since September 21, 2011
2945 HARDING ST, SUITE 110, CARLSBAD, CA 92008(760) 468-8508(760) 728-0758 Get Directions Write a Review

NPPES record last updated: July 12, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Steven Arthur Collier Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. STEVEN ARTHUR COLLIER PH.D. (NPI 1710260385) is an individual clinical provider in Carlsbad, California, licensed in California (19078) and active in the NPI registry since September 2011.

NPPES Registry Identity

NPI1710260385
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. STEVEN ARTHUR COLLIERCredential: PH.D.
Location Address2945 HARDING ST, SUITE 110Carlsbad, CA 92008-1818
Mailing AddressPo Box 356Temecula, CA 92593-0356 · (760) 468-8508 · Fax (760) 728-0758
Fax(760) 728-0758
Sole ProprietorYes
Enumeration DateSeptember 21, 2011
Last NPPES UpdateJuly 12, 2026
NPI 1710260385 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License Licensed in CA · 19078
Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Also ListedPsychologistTaxonomy 103T00000X · License 19078 (CA)
2945 HARDING ST, Carlsbad, CA 92008

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Social Worker (Clinical)
2945 HARDING ST, STE 112
CARLSBAD, CA 92008
Counselor (Mental Health)
2945 HARDING ST, #112
CARLSBAD, CA 92008
Psychologist (Clinical)
2945 HARDING ST, SUITE 110
CARLSBAD, CA 92008
Social Worker (Clinical)
2945 HARDING ST, STE. 110
CARLSBAD, CA 92008
Social Worker (Clinical)
2945 HARDING ST, SUITE 105
CARLSBAD, CA 92008
Community/Behavioral Health
2945 HARDING ST, SUITE 104
CARLSBAD, CA 92008
Psychologist (Family)
2945 HARDING ST, STE 104
CARLSBAD, CA 92008

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1710260385, enumerated as an "individual" on September 21, 2011.

The provider is located at 2945 HARDING ST SUITE 110 CARLSBAD, CA 92008 and the phone number is (760) 468-8508.

Psychologist with taxonomy code 103TC0700X and a focus in Clinical.