DR. PATRICIA ANN DENNING PHD
NPI 1396821484
Psychologist - Addiction (Substance Use Disorder) in San Francisco, CA

Q: What is Patricia Denning's NPI number?

The NPI number for Patricia Denning is 1396821484. It was assigned to this individual provider in the NPPES registry on October 31, 2006.

Q: What is Patricia Denning's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Addiction (Substance Use Disorder), with taxonomy code 103TA0400X.

Q: When was this NPI record last updated?

The NPPES record for Patricia Denning was last updated on September 11, 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.

Active since October 31, 2006

423 GOUGH ST, SUITE C, SAN FRANCISCO, CA 94102(415) 252-0669(415) 252-0669 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Patricia Ann Denning Phd NPPES

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

DR. PATRICIA ANN DENNING PHD (NPI 1396821484) is an individual addiction (substance use disorder) provider in San Francisco, California, licensed in California (PSY10443) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1396821484

Entity TypeIndividualFemale

Primary Taxonomy103TA0400X

Provider Legal NameDR. PATRICIA ANN DENNINGCredential: PHD

Location Address423 GOUGH ST, SUITE CSan Francisco, CA 94102-4415

Mailing Address423 Gough St, Suite CSan Francisco, CA 94102-4415 · (415) 252-0669 · Fax (415) 252-0669

Phone(415) 252-0669

Fax(415) 252-0669

Sole ProprietorYes

Enumeration DateOctober 31, 2006

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1396821484 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code103TA0400X

License✔ Licensed in CA · PSY10443

Definition

A psychologist with a proficiency that involves the application of psychological treatment of addiction stemming from the use of alcohol and other psychoactive substances (e.g., nicotine, marijuana, cocaine, heroin) or behavioral addictions (e.g., gambling) with the aim of cessation or reduction of use and/or the amelioration of emotional, behavioral, interpersonal and other problems arising from the addictive behavior.

Also ListedPsychologistTaxonomy 103T00000X · License PSY10443 (CA)

423 GOUGH ST, San Francisco, CA 94102

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Other Providers at the Same Location NPPES 15

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

MS. JEAN GORDON LITTLE LCSW

Social Worker (Clinical)

423 GOUGH ST, SUITE E
SAN FRANCISCO, CA 94102

San Francisco County (415) 431-9848

CITY & COUNTY OF SAN FRANCISCO

Clinic/Center (Methadone)

423 GOUGH ST, HARM REDUCTION THERAPY CENTER
SAN FRANCISCO, CA 94102

San Francisco County (415) 863-4282

ELIZABETH PACE LMFT, LPCC

Marriage & Family Therapist