Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Brian S. Choi, M.D.
Specialist in Riverside, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1386602720
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Registry record
Entity type Individual (Type 1)
Name Brian S. Choi
Credential M.D.
Sex Male
Practice address 4500 Brockton Avenue, Ste. #107, Riverside, CA, 92501
Phone (951) 276-2760
Fax (951) 276-2960
Enumeration date May 3, 2006
Last updated in NPPES Jan 23, 2020
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
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.
Frequently asked questions
What is the NPI number for Brian Choi?
The National Provider Identifier (NPI) for Brian Choi is 1386602720, a Type 1 (individual) record in the CMS NPPES registry.
Where does Brian Choi practice?
The practice location on file with NPPES is in Riverside, 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 2020-01-23.