Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Catherine Rita Von Ritter, LCSW

Clinical Social Worker in Venice, CA · enumerated 2022.

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

National Provider Identifier

1457060642

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Registry record

Entity type Individual (Type 1)

Name Catherine Rita Von Ritter

Credential LCSW

Sex Female

Practice address Venice, CA, 90291

Phone (707) 481-9494

Enumeration date Nov 16, 2022

Last updated in NPPES Mar 10, 2026

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 30773 (MD) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License LICSW128086 (MA) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 6801033688 (MI) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 149017291 (IL) Secondary

1041C0700X Clinical Social Worker Behavioral Health & Social Service Providers · License 60823 (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 Catherine Von Ritter?

The National Provider Identifier (NPI) for Catherine Von Ritter is 1457060642, a Type 1 (individual) record in the CMS NPPES registry.

Where does Catherine Von Ritter practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-03-10.