DR. GAYLE VINCENT CALLAHAN PHD
NPI 1538262191
Psychologist - School in Peoria, IL

Active since September 07, 2006
6615 N BIG HOLLOW RD, PEORIA, IL 61615(309) 692-6622(309) 692-6952 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Gayle Vincent Callahan Phd NPPES

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

DR. GAYLE VINCENT CALLAHAN PHD (NPI 1538262191) is an individual school provider in Peoria, Illinois and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1538262191
Entity TypeIndividualFemale
Primary Taxonomy103TS0200X
Provider Legal NameDR. GAYLE VINCENT CALLAHANCredential: PHD
Location Address6615 N BIG HOLLOW RDPeoria, IL 61615-2451
Mailing Address6615 N Big Hollow RdPeoria, IL 61615-2451 · (309) 692-6622 · Fax (309) 692-6952
Fax(309) 692-6952
Sole ProprietorNo
Enumeration DateSeptember 7, 2006
Last NPPES UpdateSeptember 11, 2025
NPI 1538262191 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPsychologist · SchoolBehavioral Health & Social Service Providers
Taxonomy Code103TS0200X
Definition
A psychologist whose specialty is concerned with the science and practice of psychology with children, youth, families; learners of all ages; and the schooling process. The basic education and training of school psychologists prepares them to provide a range of psychological diagnosis, assessment, intervention, prevention, health promotion, and program development and evaluation services with a special focus on the developmental processes of children and youth within the context of schools, families and other systems. School psychologists are prepared to intervene at the individual and system level, and develop, implement, and evaluate preventive programs. In these efforts, they conduct ecologically valid assessments and intervene to promote positive learning environments within which children and youth from diverse backgrounds to ensure that all have equal access to effective educational and psychological services that promote healthy development
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X
6615 N BIG HOLLOW RD, Peoria, IL 61615

Other Names 1

Former Name (1)Dr. Gayle Genevieve Vincent Phd

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.

Counselor (Professional)
6615 N BIG HOLLOW RD
PEORIA, IL 61615
Counselor
6615 N BIG HOLLOW RD
PEORIA, IL 61615
Counselor (Mental Health)
6615 N BIG HOLLOW RD
PEORIA, IL 61615
Counselor (Mental Health)
6615 N BIG HOLLOW RD
PEORIA, IL 61615
Counselor (Professional)
6615 N BIG HOLLOW RD
PEORIA, IL 61615
Counselor (Mental Health)
6615 N BIG HOLLOW RD
PEORIA, IL 61615
Counselor
6615 N BIG HOLLOW RD
PEORIA, IL 61615
Psychologist
6615 N BIG HOLLOW RD
PEORIA, IL 61615

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 Gayle Callahan's NPI number?

The NPI number for Gayle Callahan is 1538262191. It was assigned to this individual provider in the NPPES registry on September 7, 2006. The provider is also known as Dr. Gayle Genevieve Vincent Phd.

Where is Gayle Callahan located?

Gayle Callahan practices at 6615 N Big Hollow Rd, Peoria, IL 61615. The listed phone number is (309) 692-6622.

What is Gayle Callahan's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in School, with taxonomy code 103TS0200X.

When was this NPI record last updated?

The NPPES record for Gayle Callahan was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.