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GILLIAN STEFFEY
NPI 1689525131
Marriage & Family Therapist in Oceanside, CA

Active since February 09, 2026
3220 MISSION AVE STE 2, OCEANSIDE, CA 92058(760) 512-8883 Get Directions Write a Review

NPPES record last updated: February 9, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Gillian Steffey NPPES

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

GILLIAN STEFFEY (NPI 1689525131) is an individual marriage & family therapist in Oceanside, California, licensed in California (158125) and active in the NPI registry since February 2026.

NPPES Registry Identity

NPI1689525131
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameGILLIAN STEFFEY
Location Address3220 MISSION AVE STE 2Oceanside, CA 92058-1354
Mailing Address3220 Mission Ave Ste 2Oceanside, CA 92058-1354 · (760) 512-8883
Phone(760) 512-8883
Sole ProprietorNo
Enumeration DateFebruary 9, 2026
NPPES CertifiedFebruary 9, 2026
✔ NPI 1689525131 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · 158125
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.
3220 MISSION AVE STE 2, Oceanside, CA 92058
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Other Providers at the Same Location NPPES

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

NORTH COUNTY LESBIAN GAY BISEXUAL TRANSGENDER QUESTIONING RESOURCE CEN
Marriage & Family Therapist
3220 MISSION AVE STE 2
OCEANSIDE, CA 92058
San Diego County (760) 672-1848

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 Gillian Steffey's NPI number?

The NPI number for Gillian Steffey is 1689525131. It was assigned to this individual provider in the NPPES registry on February 9, 2026.

Where is Gillian Steffey located?

Gillian Steffey practices at 3220 Mission Ave Ste 2, Oceanside, CA 92058. The listed phone number is (760) 512-8883.

What is Gillian Steffey'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 Gillian Steffey was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.