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NANCY JOANNA YANCE CHAVEZ
NPI 1689559437
Marriage & Family Therapist in Millbrae, CA

Active since August 11, 2025
400 MURCHISON DR, MILLBRAE, CA 94030(650) 558-2565 Get Directions Write a Review

NPPES record last updated: August 17, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Nancy Joanna Yance Chavez NPPES

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

NANCY JOANNA YANCE CHAVEZ (NPI 1689559437) is an individual marriage & family therapist in Millbrae, California, licensed in California (155680) and active in the NPI registry since August 2025.

NPPES Registry Identity

NPI1689559437
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameNANCY JOANNA YANCE CHAVEZ
Location Address400 MURCHISON DRMillbrae, CA 94030-3024
Mailing Address400 Murchison DrMillbrae, CA 94030-3024 · (650) 558-2565
Phone(650) 558-2565
Sole ProprietorYes
Enumeration DateAugust 11, 2025
Last NPPES UpdateAugust 17, 2025
NPPES CertifiedAugust 17, 2025
✔ NPI 1689559437 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 · 155680
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.
400 MURCHISON DR, Millbrae, CA 94030
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Other Providers at the Same Location NPPES 3

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

MRS. RACHEL MACK MA, PPS
Counselor (School)
400 MURCHISON DR
MILLBRAE, CA 94030
San Mateo County (650) 558-2510
JONATHAN FONG
Counselor (School)
400 MURCHISON DR
MILLBRAE, CA 94030
San Mateo County (650) 558-2599
SAN MATEO COUNTY
Clinic/Center (Adolescent and Children Mental Health)
400 MURCHISON DR
MILLBRAE, CA 94030
San Mateo County (650) 558-2566

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 Nancy Yance Chavez's NPI number?

The NPI number for Nancy Yance Chavez is 1689559437. It was assigned to this individual provider in the NPPES registry on August 11, 2025.

Where is Nancy Yance Chavez located?

Nancy Yance Chavez practices at 400 Murchison Dr, Millbrae, CA 94030. The listed phone number is (650) 558-2565.

What is Nancy Yance Chavez'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 Nancy Yance Chavez was last updated on August 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.