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NICHOLAS VALENTINO MARQUEZ
NPI 1447971163
Marriage & Family Therapist in San Diego, CA

Active since September 09, 2022
3491 KURTZ ST STE 150, SAN DIEGO, CA 92110(619) 320-2404 Get Directions Write a Review

NPPES record last updated: November 24, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 24, 2025, Nov 20, 2025, Mar 26, 2025 and 1 more (4 updates tracked since 2022).

About Nicholas Valentino Marquez NPPES

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

NICHOLAS VALENTINO MARQUEZ (NPI 1447971163) is an individual marriage & family therapist in San Diego, California, licensed in California (158890) and active in the NPI registry since September 2022.

NPPES Registry Identity

NPI1447971163
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NameNICHOLAS VALENTINO MARQUEZ
Location Address3491 KURTZ ST STE 150San Diego, CA 92110-4430
Mailing Address3491 Kurtz St Ste 150San Diego, CA 92110-4430 · (619) 320-2404
Phone(619) 320-2404
Sole ProprietorNo
Enumeration DateSeptember 9, 2022
Last NPPES UpdateNovember 24, 20254 updates tracked since enumeration
NPPES CertifiedNovember 24, 2025
✔ NPI 1447971163 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 · 158890
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 ListedRehabilitation PractitionerTaxonomy 225400000X
3491 KURTZ ST STE 150, San Diego, CA 92110
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Other Providers at the Same Location NPPES 20

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

MR. BRIAN KEITH RINGER
Case Manager/Care Coordinator
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 320-2404
DANIEL CHRISTOPHER IANNITELLI
Rehabilitation Practitioner
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 320-2404
MARIANA TZOMES ACSW
Social Worker (Clinical)
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 320-2404
JOELLE C. GUZMAN
Rehabilitation Practitioner
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 320-2404
ALISON RAMONA DECKER
Peer Specialist
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 320-2404
SHIANN PLUMMER
Case Manager/Care Coordinator
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 320-2404
BELINDA ANN NEWSOM SUDCC
Counselor (Addiction (Substance Use Disorder))
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 320-2404
DEVIN BERSHION ALBERT SR.
Rehabilitation Practitioner
3491 KURTZ ST STE 150
SAN DIEGO, CA 92110
San Diego County (619) 361-4177

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 Nicholas Marquez's NPI number?

The NPI number for Nicholas Marquez is 1447971163. It was assigned to this individual provider in the NPPES registry on September 9, 2022.

Where is Nicholas Marquez located?

Nicholas Marquez practices at 3491 Kurtz St Ste 150, San Diego, CA 92110. The listed phone number is (619) 320-2404.

What is Nicholas Marquez'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 Nicholas Marquez was last updated on November 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.