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

Donald Williams

Personal Care Attendant in Clarksburg, WV · enumerated 2021 · practices at The Arc of Harrison County.

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

National Provider Identifier

1316536378

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Registry record

Entity type Individual (Type 1)

Name Donald Williams

Sex Male

Practice address Clarksburg, WV, 26301

Phone (304) 624-3641

Enumeration date Jan 14, 2021

Last updated in NPPES Jan 14, 2021

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

Taxonomy & licenses

3747P1801X Personal Care Attendant Nursing Service Related Providers 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.

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Frequently asked questions

What is the NPI number for Donald Williams?

The National Provider Identifier (NPI) for Donald Williams is 1316536378, a Type 1 (individual) record in the CMS NPPES registry.

Where does Donald Williams practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-01-14.