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John Terrance Leong, DC

John Terrance Leong is a Chiropractor provider (Chiropractor) practicing in Temecula, CA, registered in the NPPES registry with NPI 1740369123 since 2006. The credential DC stands for Doctor of Chiropractic.

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NPI 1740369123
Entity type Individual (Type 1)
Name John Terrance Leong
Credential DC
Sex Male
Practice address 29645 RANCHO CALIFORNIA RD, STE 205, Temecula, CA, 92591
Phone 9516766733
Fax 9516762833
Enumeration date 2006-11-04
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
111N00000X Chiropractor Primary 11614 CA

DC — Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders. About the DC credential

Copy-ready billing details
Provider: John Leong, DC
NPI: 1740369123
Taxonomy: 111N00000X (Chiropractor)
Address: 29645 RANCHO CALIFORNIA RD, STE 205, Temecula, CA, 92591

Other providers at this practice address

NPI Name Type Specialty Location
1750389177 Donna Krepak Individual Pediatrics Physician Temecula, CA
1609868629 Cynthia Ward Individual Clinical Social Worker Temecula, CA
1912999087 David Schwartz Individual Family Medicine Physician Temecula, CA
1922098797 Lamont Lee Individual Clinical Psychologist Temecula, CA
1548244247 Matthew Wilson Individual Specialist Temecula, CA
1851366603 John Luckey Individual General Practice Dentistry Temecula, CA
1457318347 Kathy Joo Individual Endocrinology, Diabetes & Metabolism Physician Temecula, CA
1558392290 Ahmad Saab M.D., Faafp, A Professional Medical Corporation Organization Family Medicine Physician Temecula, CA

Verify this record

Cross-check NPI 1740369123 against the authoritative CMS record: view John Terrance Leong on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

Where does John Leong practice?
The practice location on file with NPPES is in Temecula, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Leong?
The National Provider Identifier (NPI) for John Leong is 1740369123, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.