Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cac-Han Lam Nguyen

Pharmacist in Castro Valley, CA · enumerated 2023.

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

National Provider Identifier

1083496756

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Registry record

Entity type Individual (Type 1)

Name Cac-Han Lam Nguyen

Sex Female

Practice address 20103 Lake Chabot Rd, Castro Valley, CA, 94546

Phone (510) 537-1234

Enumeration date Oct 17, 2023

Last updated in NPPES Oct 17, 2023

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License 88576 (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.

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Frequently asked questions

What is the NPI number for Cac-Han Nguyen?

The National Provider Identifier (NPI) for Cac-Han Nguyen is 1083496756, a Type 1 (individual) record in the CMS NPPES registry.

Where does Cac-Han Nguyen practice?

The practice location on file with NPPES is in Castro Valley, 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 2023-10-17.