Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Paul Hsia

Q: What is the NPI number for Paul Hsia?

The National Provider Identifier (NPI) for Paul Hsia is 1700437480, a Type 1 (individual) record in the CMS NPPES registry.

Adult Psychiatric/Mental Health Registered Nurse in Cerritos, CA · enumerated 2019.

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

National Provider Identifier

1700437480

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Registry record

Entity type Individual (Type 1)

Name Paul Hsia

Sex Male

Practice address Cerritos, CA, 90703

Phone (564) 924-9581

Enumeration date Sep 24, 2019

Last updated in NPPES Sep 24, 2019

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

163WP0809X Adult Psychiatric/Mental Health Registered Nurse Nursing Service Providers · License 506456 (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 Paul Hsia?

The National Provider Identifier (NPI) for Paul Hsia is 1700437480, a Type 1 (individual) record in the CMS NPPES registry.

Where does Paul Hsia practice?

The practice location on file with NPPES is in Cerritos, 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 2019-09-24.