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

Marie Claude Dor

Q: What is the NPI number for Marie Dor?

The National Provider Identifier (NPI) for Marie Dor is 1104372978, a Type 1 (individual) record in the CMS NPPES registry.

Case Management Registered Nurse in Diamond Bar, CA · enumerated 2016.

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

National Provider Identifier

1104372978

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Registry record

Entity type Individual (Type 1)

Name Marie Claude Dor

Sex Female

Practice address Diamond Bar, CA, 91765

Phone (909) 541-1221

Enumeration date Aug 31, 2016

Last updated in NPPES Aug 31, 2016

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

Taxonomy & licenses

163WC0400X Case Management Registered Nurse Nursing Service Providers · License 585838 (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

What is the NPI number for Marie Dor?

The National Provider Identifier (NPI) for Marie Dor is 1104372978, a Type 1 (individual) record in the CMS NPPES registry.

Where does Marie Dor practice?

The practice location on file with NPPES is in Diamond Bar, 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 2016-08-31.