Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Debra Coldiron Hadden, PSY.D.

Q: What is the NPI number for Debra Hadden?

The National Provider Identifier (NPI) for Debra Hadden is 1679725360, a Type 1 (individual) record in the CMS NPPES registry.

Clinical Psychologist in Whittier, CA · enumerated 2008.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1679725360

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Dr. Debra Coldiron Hadden

Credential PSY.D.

Sex Female

Practice address 7624 Painter Avenue, Suite 200-201, Whittier, CA, 90602

Phone (310) 218-6405

Fax (562) 907-4174

Enumeration date Oct 14, 2008

Last updated in NPPES Sep 18, 2012

Taxonomy & licenses

103TA0700X Adult Development & Aging Psychologist Behavioral Health & Social Service Providers · License PSY23938 (CA) Secondary

103TB0200X Cognitive & Behavioral Psychologist Behavioral Health & Social Service Providers · License PSY23938 (CA) Secondary

103TC0700X Clinical Psychologist Behavioral Health & Social Service Providers · License PSY23938 (CA) Primary

103TH0004X Health Psychologist Behavioral Health & Social Service Providers · License PSY23938 (CA) Secondary

PSYD · Doctor of Psychology: A clinical doctorate in psychology focused on professional practice. About the PSYD credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Debra Hadden?

The National Provider Identifier (NPI) for Debra Hadden is 1679725360, a Type 1 (individual) record in the CMS NPPES registry.

Where does Debra Hadden practice?

The practice location on file with NPPES is in Whittier, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-09-18.