Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

George William Johnson IV

Community Health Worker in Martinez, CA · enumerated 2022.

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

National Provider Identifier

1225785660

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Registry record

Entity type Individual (Type 1)

Name George William Johnson IV

Sex Male

Practice address 1340 Arnold Dr Ste 200, Martinez, CA, 94553

Phone (888) 678-7277

Enumeration date Mar 6, 2022

Last updated in NPPES Nov 14, 2024

Taxonomy & licenses

101YM0800X Mental Health Counselor Behavioral Health & Social Service Providers Secondary

172V00000X Community Health Worker Other Service 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for George Johnson?

The National Provider Identifier (NPI) for George Johnson is 1225785660, a Type 1 (individual) record in the CMS NPPES registry.

Where does George Johnson practice?

The practice location on file with NPPES is in Martinez, 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 2024-11-14.