Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

STEPHANIE CASTILLO
NPI 1073074191
Marriage & Family Therapist in Chatsworth, CA

Q: What is Stephanie Castillo's NPI number?

The NPI number for Stephanie Castillo is 1073074191. It was assigned to this individual provider in the NPPES registry on March 29, 2019.

Q: What is Stephanie Castillo's specialty?

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

Active since March 29, 2019

PO BOX 4381, CHATSWORTH, CA 91313(213) 293-6854 Get Directions Write a Review

NPPES record last updated: September 11, 2026. Verified against the NPPES registry weekly; last sync: September 13, 2026.

Record update history: Sep 11, 2026, Nov 20, 2023, Feb 23, 2022 and 1 more (4 updates tracked since 2022).

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About Stephanie Castillo NPPES

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

STEPHANIE CASTILLO (NPI 1073074191) is an individual marriage & family therapist in Chatsworth, California, licensed in California (165206) and active in the NPI registry since March 2019.

NPPES Registry Identity

NPI1073074191

Entity TypeIndividualFemale

Primary Taxonomy106H00000X

Provider Legal NameSTEPHANIE CASTILLO

Location AddressPO BOX 4381Chatsworth, CA 91313-4381

Mailing AddressPo Box 4381Chatsworth, CA 91313-4381

Phone(213) 293-6854

Sole ProprietorNo

Enumeration DateMarch 29, 2019

Last NPPES UpdateSeptember 11, 20264 updates tracked since enumeration

NPPES CertifiedSeptember 11, 2026

✔ NPI 1073074191 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

License✔ Licensed in CA · 165206

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 · Mental HealthTaxonomy 101YM0800X

Also ListedCase Manager/Care CoordinatorTaxonomy 171M00000X

Also ListedRehabilitation PractitionerTaxonomy 225400000X

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

PO BOX 4381, Chatsworth, CA 91313

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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 Stephanie Castillo's NPI number?

The NPI number for Stephanie Castillo is 1073074191. It was assigned to this individual provider in the NPPES registry on March 29, 2019.

Where is Stephanie Castillo located?

Stephanie Castillo practices at PO Box 4381, Chatsworth, CA 91313. The listed phone number is (213) 293-6854.

What is Stephanie Castillo'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 Stephanie Castillo was last updated on September 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 days 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.