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

DR. GRANT WALDO CROYLE PHD
NPI 1265427744
Psychologist in Johnstown, PA

Active since September 12, 2005
1450 SCALP AVE, STE 209, JOHNSTOWN, PA 15904(814) 266-3196(814) 266-6296 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Grant Waldo Croyle Phd NPPES

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

DR. GRANT WALDO CROYLE PHD (NPI 1265427744) is an individual psychologist in Johnstown, Pennsylvania, licensed in Pennsylvania (PS003270L) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1265427744
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. GRANT WALDO CROYLECredential: PHD
Location Address1450 SCALP AVE, STE 209Johnstown, PA 15904-3374
Mailing Address1450 Scalp Ave, Ste 209Johnstown, PA 15904-3374 · (814) 266-3196 · Fax (814) 266-6296
Fax(814) 266-6296
Sole ProprietorNo
Enumeration DateSeptember 12, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1265427744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in PA · PS003270L
Definition

A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

1450 SCALP AVE, Johnstown, PA 15904

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.

Family Medicine
1450 SCALP AVE, SUITE 1000
JOHNSTOWN, PA 15904
Physician Assistant
1450 SCALP AVE, SUITE 106
JOHNSTOWN, PA 15904
Physician Assistant
1450 SCALP AVE, SUITE 106
JOHNSTOWN, PA 15904
Psychologist
1450 SCALP AVE
JOHNSTOWN, PA 15904
Emergency Medicine
1450 SCALP AVE
JOHNSTOWN, PA 15904
Family Medicine
1450 SCALP AVE
JOHNSTOWN, PA 15904
Registered Nurse
1450 SCALP AVE
JOHNSTOWN, PA 15904
Family Medicine
1450 SCALP AVE, SUITE 003B
JOHNSTOWN, PA 15904

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 Grant Croyle's NPI number?

The NPI number for Grant Croyle is 1265427744. It was assigned to this individual provider in the NPPES registry on September 12, 2005.

Where is Grant Croyle located?

Grant Croyle practices at 1450 Scalp Ave Ste 209, Johnstown, PA 15904. The listed phone number is (814) 266-3196.

What is Grant Croyle's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for Grant Croyle was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.