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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TRISHA ANDERSON
NPI 1124772785
Peer Specialist in Tarzana, CA

Active since February 11, 2022
18646 OXNARD ST, TARZANA, CA 91356(818) 996-1051 Get Directions Write a Review

NPPES record last updated: July 3, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Oct 11, 2024, Nov 1, 2023, Feb 11, 2022 (3 updates tracked since 2022).

About Trisha Anderson NPPES

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

TRISHA ANDERSON (NPI 1124772785) is an individual peer specialist in Tarzana, California, licensed in California (MPSS-QFNBMC) and active in the NPI registry since February 2022.

NPPES Registry Identity

NPI1124772785
Entity TypeIndividualFemale
Primary Taxonomy175T00000X
Provider Legal NameTRISHA ANDERSON
Location Address18646 OXNARD STTarzana, CA 91356-1411
Mailing Address8915 Owensmouth Ave Apt 156Canoga Park, CA 91304-1413 · (310) 433-7240
Phone(818) 996-1051
Sole ProprietorNo
Enumeration DateFebruary 11, 2022
Last NPPES UpdateJuly 3, 20263 updates tracked since enumeration
NPPES CertifiedJuly 3, 2026
✔ NPI 1124772785 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPeer SpecialistOther Service Providers
Taxonomy Code175T00000X
License✔ Licensed in CA · MPSS-QFNBMC
Definition
Individuals certified to perform peer support services through a training process defined by a government agency, such as the Department of Veterans Affairs or a state mental health department/certification/licensing authority.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
18646 OXNARD ST, Tarzana, CA 91356
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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.

DEANNA KATHERINE MALEC RN
Registered Nurse (Case Management)
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (818) 996-1051
NICOLE MARIAN JOHNSTONE RADT
Counselor (Addiction (Substance Use Disorder))
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (818) 654-3950
ARTURO VARGAS
Peer Specialist
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (818) 996-1051
DAVID JEROME FISCHER
Peer Specialist
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (818) 996-1051
HILDA LOPEZ
Case Manager/Care Coordinator
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (818) 654-3850
GREGORY PAUL WALSH
Counselor (Addiction (Substance Use Disorder))
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (818) 996-1051
DAVID HEISERMAN
Counselor (Addiction (Substance Use Disorder))
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (747) 224-0384
JOSHUA KELLY
Student in an Organized Health Care Education/Training Program
18646 OXNARD ST
TARZANA, CA 91356
Los Angeles County (859) 779-2349

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 Trisha Anderson's NPI number?

The NPI number for Trisha Anderson is 1124772785. It was assigned to this individual provider in the NPPES registry on February 11, 2022.

Where is Trisha Anderson located?

Trisha Anderson practices at 18646 Oxnard St, Tarzana, CA 91356. The listed phone number is (818) 996-1051.

What is Trisha Anderson's specialty?

The primary specialty registered for this NPI is Peer Specialist with taxonomy code 175T00000X.

When was this NPI record last updated?

The NPPES record for Trisha Anderson was last updated on July 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 days 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.