Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Jo Ellen Ottenberg, LCSW

Social Worker in Santa Rosa, CA · enumerated 2007.

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

National Provider Identifier

1649318312

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Registry record

Entity type Individual (Type 1)

Name Ms. Jo Ellen Ottenberg

Credential LCSW

Sex Female

Practice address 401 Bicentennial Way, Santa Rosa, CA, 95403

Phone (707) 571-3750

Enumeration date Feb 2, 2007

Last updated in NPPES Jan 11, 2022

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License LCS14474 (CA) Primary

LCSW · Licensed Clinical Social Worker: A social worker licensed for clinical practice including mental-health therapy. About the LCSW credential

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

What is the NPI number for Jo Ellen Ottenberg?

The National Provider Identifier (NPI) for Jo Ellen Ottenberg is 1649318312, a Type 1 (individual) record in the CMS NPPES registry.

Where does Jo Ellen Ottenberg practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-01-11.