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

Dr. Sun Choi

Q: What is the NPI number for Sun Choi?

The National Provider Identifier (NPI) for Sun Choi is 1720485618, a Type 1 (individual) record in the CMS NPPES registry.

Dentist in Apple Valley, CA · enumerated 2014 · practices at Sun Choi DDS Inc.

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

National Provider Identifier

1720485618

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Registry record

Entity type Individual (Type 1)

Name Dr. Sun Choi

Sex Female

Practice address Apple Valley, CA, 92307

Phone (714) 421-9696

Fax (760) 946-1466

Enumeration date Nov 20, 2014

Last updated in NPPES Jul 21, 2022

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

Taxonomy & licenses

122300000X Dentist Dental Providers · License 64154 (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 Sun Choi?

The National Provider Identifier (NPI) for Sun Choi is 1720485618, a Type 1 (individual) record in the CMS NPPES registry.

Where does Sun Choi practice?

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

Other providers at this practice address

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Sun Choi DDS Inc Dental Clinic/Center · Apple Valley, CA NPI 1881108546

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.