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ASHLEY LYNN THEISEN
NPI 1124326541
Marriage & Family Therapist in San Jose, CA

Active since March 09, 2011
6578 SANTA TERESA BLVD, SAN JOSE, CA 95119(408) 227-8300 Get Directions Write a Review

NPPES record last updated: October 10, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Ashley Lynn Theisen NPPES

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

ASHLEY LYNN THEISEN (NPI 1124326541) is an individual marriage & family therapist in San Jose, California, licensed in California (150429) and active in the NPI registry since March 2011.

NPPES Registry Identity

NPI1124326541
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameASHLEY LYNN THEISEN
Location Address6578 SANTA TERESA BLVDSan Jose, CA 95119-1204
Mailing Address135 Green Hill WayLos Gatos, CA 95032-7674 · (650) 542-1881
Phone(408) 227-8300
Sole ProprietorYes
Enumeration DateMarch 9, 2011
Last NPPES UpdateOctober 10, 2025
NPPES CertifiedOctober 10, 2025
✔ NPI 1124326541 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 · 150429
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.
6578 SANTA TERESA BLVD, San Jose, CA 95119
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Other Providers at the Same Location NPPES 5

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

LAUREN TAYLOR NGUYEN
Counselor (Mental Health)
6578 SANTA TERESA BLVD
SAN JOSE, CA 95119
Santa Clara County (408) 227-8300
MS. HUIWEN CHIN MS COUNSELING PSYCHO
Marriage & Family Therapist
6578 SANTA TERESA BLVD
SAN JOSE, CA 95119
Santa Clara County (408) 227-8300
OAK GROVE SCHOOL DISTRICT
Local Education Agency (LEA)
6578 SANTA TERESA BLVD
SAN JOSE, CA 95119
Santa Clara County (408) 227-8300
ALUM ROCK COUNSELING CENTER, INC.
Community/Behavioral Health
6578 SANTA TERESA BLVD
SAN JOSE, CA 95119
Santa Clara County (408) 294-0500
NATALIE MORA LMFT
Marriage & Family Therapist
6578 SANTA TERESA BLVD
SAN JOSE, CA 95119
Santa Clara County (408) 809-1871

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 Ashley Theisen's NPI number?

The NPI number for Ashley Theisen is 1124326541. It was assigned to this individual provider in the NPPES registry on March 9, 2011.

Where is Ashley Theisen located?

Ashley Theisen practices at 6578 Santa Teresa Blvd, San Jose, CA 95119. The listed phone number is (408) 227-8300.

What is Ashley Theisen'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 Ashley Theisen was last updated on October 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.