Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Christian Rey Cao

Phlebology Physician in Pomona, CA · enumerated 2021.

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

National Provider Identifier

1649939216

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Christian Rey Cao

Sex Male

Practice address 228 E Grand Ave, Pomona, CA, 91766

Phone (626) 465-6804

Enumeration date Dec 10, 2021

Last updated in NPPES Dec 10, 2021

Taxonomy & licenses

202K00000X Phlebology Physician Allopathic & Osteopathic Physicians · License S3C6R8A5 (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 Christian Cao?

The National Provider Identifier (NPI) for Christian Cao is 1649939216, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christian Cao practice?

The practice location on file with NPPES is in Pomona, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-10.