Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cassandra Whittington

Gerontology Occupational Therapist in San Rafael, CA · enumerated 2012 · practices at County of Marin.

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

National Provider Identifier

1295089837

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Registry record

Entity type Individual (Type 1)

Name Cassandra Whittington

Sex Female

Practice address 3270 Kerner Blvd Ste A, San Rafael, CA, 94901

Phone (415) 456-9350

Enumeration date Nov 5, 2012

Last updated in NPPES Oct 1, 2019

Taxonomy & licenses

171W00000X Contractor Other Service Providers Secondary

225XG0600X Gerontology Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 13500 (CA) 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 Cassandra Whittington practice?

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

What is the NPI number for Cassandra Whittington?

The National Provider Identifier (NPI) for Cassandra Whittington is 1295089837, 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 2019-10-01.