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

Mrs. Sarah Michelle Charlton, ARNP

Family Nurse Practitioner in Mattawa, WA · enumerated 2024 · practices at Grant County Public Hospital District 5.

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

National Provider Identifier

1700648102

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Registry record

Entity type Individual (Type 1)

Name Mrs. Sarah Michelle Charlton

Credential ARNP

Sex Female

Practice address Mattawa, WA, 99349

Phone (509) 932-4499

Fax (509) 932-5363

Enumeration date Jan 30, 2024

Last updated in NPPES May 15, 2024

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

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP61525073 (WA) 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 Sarah Charlton?

The National Provider Identifier (NPI) for Sarah Charlton is 1700648102, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sarah Charlton practice?

The practice location on file with NPPES is in Mattawa, WA. 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 2024-05-15.