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PATRICK DUFFNER
NPI 1356203285
Marriage & Family Therapist in San Diego, CA

Active since December 01, 2025
5252 BALBOA AVE STE 408, SAN DIEGO, CA 92117(858) 333-6856 Get Directions Write a Review

NPPES record last updated: December 1, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Patrick Duffner NPPES

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

PATRICK DUFFNER (NPI 1356203285) is an individual marriage & family therapist in San Diego, California, licensed in California (151379) and active in the NPI registry since December 2025.

NPPES Registry Identity

NPI1356203285
Entity TypeIndividualMale
Primary Taxonomy106H00000X
Provider Legal NamePATRICK DUFFNER
Location Address5252 BALBOA AVE STE 408San Diego, CA 92117-6939
Mailing AddressPo Box 880112San Diego, CA 92168-0112
Phone(858) 333-6856
Sole ProprietorNo
Enumeration DateDecember 1, 2025
NPPES CertifiedNovember 30, 2025
✔ NPI 1356203285 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 · 151379
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.
5252 BALBOA AVE STE 408, San Diego, CA 92117
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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.

JONCANNON EIDEN
Marriage & Family Therapist
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 333-6856
MEGAN GAFFORD
Marriage & Family Therapist
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 333-6856
LINDSAY K. LIEN LPCC
Counselor (Mental Health)
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 203-2339
MARIA ISABEL MARTINEZ
Marriage & Family Therapist
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 333-6856
FARAH DEHMOUBED AMFT
Counselor (Mental Health)
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 203-2339
NINA CECELIA HEBERT
Social Worker (Clinical)
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 333-6856
SUSIE ANN SEHULSTER APCC
Counselor (Mental Health)
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 333-6856
THOMAS HUNTER SIGGINS ACSW
Social Worker (Clinical)
5252 BALBOA AVE STE 408
SAN DIEGO, CA 92117
San Diego County (858) 333-6856

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 Patrick Duffner's NPI number?

The NPI number for Patrick Duffner is 1356203285. It was assigned to this individual provider in the NPPES registry on December 1, 2025.

Where is Patrick Duffner located?

Patrick Duffner practices at 5252 Balboa Ave Ste 408, San Diego, CA 92117. The listed phone number is (858) 333-6856.

What is Patrick Duffner'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 Patrick Duffner was last updated on December 1, 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.