Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Shawna O'Neill, MA

Mental Health Counselor in Oakland, CA · enumerated 2008.

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

National Provider Identifier

1235392465

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Registry record

Entity type Individual (Type 1)

Name Shawna O'Neill

Credential MA

Sex Female

Practice address 421 Fairmount Ave, Oakland, CA, 94611

Phone (510) 839-3769

Enumeration date Jul 8, 2008

Last updated in NPPES Apr 2, 2012

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers Primary

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

Where does Shawna O'Neill practice?

The practice location on file with NPPES is in Oakland, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Shawna O'Neill?

The National Provider Identifier (NPI) for Shawna O'Neill is 1235392465, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-04-02.