Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Gilbert R Lopez, ACSW

Social Worker in Apple Valley, CA · enumerated 2026.

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

National Provider Identifier

1003757642

Verified

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Registry record

Entity type Individual (Type 1)

Name Mr. Gilbert R Lopez

Credential ACSW

Sex Male

Practice address 18818 Outer Hwy 18, Apple Valley, CA, 92307

Phone (888) 743-1478

Enumeration date Apr 6, 2026

Last updated in NPPES May 20, 2026

Taxonomy & licenses

104100000X Social Worker Behavioral Health & Social Service Providers · License ASW136504 (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 Gilbert Lopez?

The National Provider Identifier (NPI) for Gilbert Lopez is 1003757642, a Type 1 (individual) record in the CMS NPPES registry.

Where does Gilbert Lopez practice?

The practice location on file with NPPES is in Apple Valley, CA. 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 2026-05-20.