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DR. GRAHAM CHARLES VOLKER PHD
NPI 1316039571
Psychologist - Clinical in Santa Ana, CA

Active since September 28, 2006
2130 E 4TH ST, SUITE 200, SANTA ANA, CA 92705(714) 543-5437 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Graham Charles Volker Phd NPPES

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

DR. GRAHAM CHARLES VOLKER PHD (NPI 1316039571) is an individual clinical provider in Santa Ana, California, licensed in California (PSY784) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1316039571
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameDR. GRAHAM CHARLES VOLKERCredential: PHD
Location Address2130 E 4TH ST, SUITE 200Santa Ana, CA 92705-3818
Mailing Address2130 E 4th St, Suite 200Santa Ana, CA 92705-3818 · (714) 543-5437
Phone(714) 543-5437
Sole ProprietorYes
Enumeration DateSeptember 28, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1316039571 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY784
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.
2130 E 4TH ST, Santa Ana, CA 92705
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Other Identifiers 1

OtherPSY7844CA · Psychologist License

Other Providers at the Same Location NPPES 20

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

RIGOBERTO GALVAN
Peer Specialist
2130 E 4TH ST
SANTA ANA, CA 92705
Orange County (714) 543-5437
JAMIE KATHRYN MCKAY
Counselor (Mental Health)
2130 E 4TH ST
SANTA ANA, CA 92705
Orange County (714) 543-5437
ASHLEY ROSE LOMBARDI
Counselor (Mental Health)
2130 E 4TH ST
SANTA ANA, CA 92705
Orange County (714) 543-5437
HANNAH JANG
Social Worker (Clinical)
2130 E 4TH ST
SANTA ANA, CA 92705
Orange County (714) 543-5437
TRACY CLARISSA RUIZ-LOPEZ
Day Training/Habilitation Specialist
2130 E 4TH ST
SANTA ANA, CA 92705
Orange County (714) 543-5437
VANESSA JOY FARISH
Counselor (Mental Health)
2130 E 4TH ST
SANTA ANA, CA 92705
Orange County (714) 543-5437
ERICA DUARTE
Counselor (Mental Health)
2130 E 4TH ST, SUITE 200
SANTA ANA, CA 92705
Orange County (714) 543-5437
SAYURI VIANEY MOZO
Counselor (Mental Health)
2130 E 4TH ST
SANTA ANA, CA 92705
Orange County (714) 543-5437

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Graham Volker's NPI number?

The NPI number for Graham Volker is 1316039571. It was assigned to this individual provider in the NPPES registry on September 28, 2006.

Where is Graham Volker located?

Graham Volker practices at 2130 E 4th St Suite 200, Santa Ana, CA 92705. The listed phone number is (714) 543-5437.

What is Graham Volker's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Graham Volker was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.