Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Alameda County Behavioral Health Care Service

Community/Behavioral Health Agency in Oakland, CA · enumerated 2015 · authorized official Donna Williams, Behavioral Clinician 2.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1336519495

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Registry record

Entity type Organization (Type 2)

Legal business name Alameda County Behavioral Health Care Service

Practice address 7200 Bancroft Ave, Oakland, CA, 94605

Phone (510) 777-3812

Fax (510) 777-3806

Enumeration date Oct 1, 2015

Last updated in NPPES Oct 1, 2015

Taxonomy & classification

251S00000X Community/Behavioral Health Agency Agencies Primary

Authorized official

Name Donna Williams

Title Behavioral Clinician 2

Phone (510) 777-3812

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Who is the authorized official for Alameda County Behavioral Health Care Service?

NPPES lists Donna Williams (Behavioral Clinician 2) as the authorized official for this organization.

What is the NPI number for Alameda County Behavioral Health Care Service?

The NPI for Alameda County Behavioral Health Care Service is 1336519495, a Type 2 (organization) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-10-01.