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Johnson Siu

Q: What is the NPI number for Johnson Siu?

The National Provider Identifier (NPI) for Johnson Siu is 1043751258, a Type 1 (individual) record in the CMS NPPES registry.

Pharmacist in Lincoln, CA · enumerated 2017 · practices at Kaiser Foundation Health Plan Inc.

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

National Provider Identifier

1043751258

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Registry record

Entity type Individual (Type 1)

Name Johnson Siu

Sex Male

Practice address 1900 Dresden Dr, Lincoln, CA, 95648

Phone (916) 543-5145

Enumeration date Mar 20, 2017

Last updated in NPPES Mar 20, 2017

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License 39885 (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 Johnson Siu?

The National Provider Identifier (NPI) for Johnson Siu is 1043751258, a Type 1 (individual) record in the CMS NPPES registry.

Where does Johnson Siu practice?

The practice location on file with NPPES is in Lincoln, CA. 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 2017-03-20.