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CASSIE DUFFY
NPI 1912790809
Marriage & Family Therapist in Valencia, CA

Active since May 23, 2025
28494 WESTINGHOUSE PL STE 304, VALENCIA, CA 91355(323) 476-0691 Get Directions Write a Review

NPPES record last updated: May 23, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Cassie Duffy NPPES

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

CASSIE DUFFY (NPI 1912790809) is an individual marriage & family therapist in Valencia, California, licensed in California (153186) and active in the NPI registry since May 2025.

NPPES Registry Identity

NPI1912790809
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameCASSIE DUFFY
Location Address28494 WESTINGHOUSE PL STE 304Valencia, CA 91355-0935
Mailing Address14622 Ventura Blvd Unit 366Sherman Oaks, CA 91403-3600
Phone(323) 476-0691
Sole ProprietorYes
Enumeration DateMay 23, 2025
NPPES CertifiedMay 23, 2025
✔ NPI 1912790809 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · 153186
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X · License 18718 (CA)
28494 WESTINGHOUSE PL STE 304, Valencia, CA 91355
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Other Providers at the Same Location NPPES 4

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

MS. TRUDY-ANN GORDON APPC
Counselor (Mental Health)
28494 WESTINGHOUSE PL STE 304
VALENCIA, CA 91355
Los Angeles County (323) 476-0691
SHARMIN JAHAN MD INC.
Psychiatry & Neurology (Psychiatry)
28494 WESTINGHOUSE PL STE 304
VALENCIA, CA 91355
Los Angeles County (661) 425-9000
TYLER SAMPLES
Marriage & Family Therapist
28494 WESTINGHOUSE PL STE 304
VALENCIA, CA 91355
Los Angeles County (323) 319-2300
BETTER LIFE FAMILY THERAPY, INC.
Behavior Analyst
28494 WESTINGHOUSE PL STE 304
VALENCIA, CA 91355
Los Angeles County (661) 425-9000

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 Cassie Duffy's NPI number?

The NPI number for Cassie Duffy is 1912790809. It was assigned to this individual provider in the NPPES registry on May 23, 2025.

Where is Cassie Duffy located?

Cassie Duffy practices at 28494 Westinghouse Pl Ste 304, Valencia, CA 91355. The listed phone number is (323) 476-0691.

What is Cassie Duffy's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

When was this NPI record last updated?

The NPPES record for Cassie Duffy was last updated on May 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.