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

ELIZABETH ZAZZERA
NPI 1366212854
Social Worker in San Francisco, CA

Q: What is Elizabeth Zazzera's NPI number?

The NPI number for Elizabeth Zazzera is 1366212854. It was assigned to this individual provider in the NPPES registry on January 5, 2024. The provider is also known as Libby Zazzera.

Q: What is Elizabeth Zazzera's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Q: When was this NPI record last updated?

The NPPES record for Elizabeth Zazzera was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since January 05, 2024

1525 SILVER AVE, SAN FRANCISCO, CA 94134(628) 754-8100 Get Directions Write a Review

NPPES record last updated: August 10, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 10, 2026, Nov 14, 2024, Nov 7, 2024 and 1 more (4 updates tracked since 2024).

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About Elizabeth Zazzera NPPES

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

ELIZABETH ZAZZERA (NPI 1366212854) is an individual social worker in San Francisco, California, licensed in California (ASW126063) and active in the NPI registry since January 2024. She maintains a secondary practice location in San Francisco.

NPPES Registry Identity

NPI1366212854

Entity TypeIndividualFemale

Primary Taxonomy104100000X

Provider Legal NameELIZABETH ZAZZERA

Location Address1525 SILVER AVESan Francisco, CA 94134-1229

Mailing Address1525 Silver AveSan Francisco, CA 94134-1229

Phone(628) 754-8100

Sole ProprietorYes

Enumeration DateJanuary 5, 2024

Last NPPES UpdateAugust 10, 20264 updates tracked since enumeration

NPPES CertifiedAugust 10, 2026

✔ NPI 1366212854 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers

Taxonomy Code104100000X

License✔ Licensed in CA · ASW126063

Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

Also ListedCase Manager/Care CoordinatorTaxonomy 171M00000X

1525 SILVER AVE, San Francisco, CA 94134

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Other Names 1

Other Name (5)Libby Zazzera

Secondary Practice Location 1

Location 12401 Keith StSan Francisco, CA 94124-3231 · Phone (628) 271-7147

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.

MRS. PAM C SUNG PHN

Registered Nurse (Community Health)

1525 SILVER AVE
SAN FRANCISCO, CA 94134

San Francisco County (415) 657-1767

MS. VANESSA SOTELO

Counselor

1525 SILVER AVE
SAN FRANCISCO, CA 94134

San Francisco County (415) 657-1704

DR. SARA A. WOOLF MD

Family Medicine

1525 SILVER AVE, SILVER AVENUE FAMILY HEALTH CENTER
SAN FRANCISCO, CA 94134

San Francisco County (415) 657-1756

DR. ADRIENNE M. KANE MD

Family Medicine

1525 SILVER AVE, SILVER AVENUE FAMILY HEALTH CENTER
SAN FRANCISCO, CA 94134

San Francisco County (415) 657-1700

MS. SUSAN CAROL KUYPER LCSW

Social Worker (Clinical)

1525 SILVER AVE
SAN FRANCISCO, CA 94134

San Francisco County (415) 337-2403

STEPHANIE IRENE STONER RN

Registered Nurse (Case Management)

1525 SILVER AVE
SAN FRANCISCO, CA 94134

San Francisco County (415) 657-1762

SHIRLEY CHEN

Counselor (Professional)

1525 SILVER AVE
SAN FRANCISCO, CA 94134

San Francisco County (415) 657-1770

CITY & COUNTY OF SAN FRANCISCO

Clinic/Center (Family Planning, Non-Surgical)

1525 SILVER AVE
SAN FRANCISCO, CA 94134

San Francisco County (415) 715-0310

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 Elizabeth Zazzera's NPI number?

The NPI number for Elizabeth Zazzera is 1366212854. It was assigned to this individual provider in the NPPES registry on January 5, 2024. The provider is also known as Libby Zazzera.

Where is Elizabeth Zazzera located?

Elizabeth Zazzera practices at 1525 Silver Ave, San Francisco, CA 94134. The listed phone number is (628) 754-8100.

What is Elizabeth Zazzera's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Elizabeth Zazzera was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.