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

Marie Graham

Q: What is the NPI number for Marie Graham?

The National Provider Identifier (NPI) for Marie Graham is 1821874918, a Type 1 (individual) record in the CMS NPPES registry.

Continuing Education/Staff Development Registered Nurse in Maryville, IL · enumerated 2023.

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

National Provider Identifier

1821874918

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Registry record

Entity type Individual (Type 1)

Name Marie Graham

Sex Female

Practice address Maryville, IL, 62062

Phone (618) 391-6702

Enumeration date Sep 5, 2023

Last updated in NPPES Sep 5, 2023

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

Taxonomy & licenses

163WC1600X Continuing Education/Staff Development Registered Nurse Nursing Service Providers · License 041519331 (IL) 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 Graham?

The National Provider Identifier (NPI) for Marie Graham is 1821874918, a Type 1 (individual) record in the CMS NPPES registry.

Where does Marie Graham practice?

The practice location on file with NPPES is in Maryville, IL. 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 2023-09-05.