Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 30 days.

DR. CURT HAROLD DRENNEN
NPI 1700702198
Psychologist in Castle Rock, CO

Active since June 29, 2026
4829 GOULD CIR, CASTLE ROCK, CO 80109(303) 910-7276 Get Directions Write a Review

NPPES record added: June 29, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Curt Harold Drennen NPPES

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

DR. CURT HAROLD DRENNEN (NPI 1700702198) is an individual psychologist in Castle Rock, Colorado, licensed in Colorado (0002765) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1700702198
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. CURT HAROLD DRENNEN
Location Address4829 GOULD CIRCastle Rock, CO 80109-7722
Mailing Address4829 Gould CirCastle Rock, CO 80109-7722 · (303) 910-7276
Sole ProprietorYes
Enumeration DateJune 29, 2026
NPPES CertifiedJune 29, 2026
NPI 1700702198 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 CO · 0002765
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.

4829 GOULD CIR, Castle Rock, CO 80109

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 Curt Drennen's NPI number?

The NPI number for Curt Drennen is 1700702198. It was assigned to this individual provider in the NPPES registry on June 29, 2026.

Where is Curt Drennen located?

Curt Drennen practices at 4829 Gould Cir, Castle Rock, CO 80109. The listed phone number is (303) 910-7276.

What is Curt Drennen'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 Curt Drennen was last updated on June 29, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.