Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Christopher De'Von Williams

Nurse Practitioner in Tracy, CA · enumerated 2026.

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

National Provider Identifier

1578487732

Verified

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Registry record

Entity type Individual (Type 1)

Name Mr. Christopher De'Von Williams

Sex Male

Practice address 1341 Brighton Dr, Tracy, CA, 95376

Phone (910) 224-8552

Enumeration date Aug 8, 2026

Last updated in NPPES Aug 8, 2026

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 95095980 (CA) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 95040931 (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 Christopher Williams?

The National Provider Identifier (NPI) for Christopher Williams is 1578487732, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Williams practice?

The practice location on file with NPPES is in Tracy, 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 2026-08-08.