Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Hironari Koyama, DC

Individual provider Chiropractor · NPI 1659638369

Dr. Hironari Koyama, DC is a Chiropractor in Los Angeles, California. Licensed in California. Registered with an NPI since 2012.

Licensed in
CA
In the registry since
2012
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

12629 W Washington Blvd
Los Angeles, CA 90066-2303
Phone: (310) 391-6125
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Chiropractor (primary) Taxonomy 111N00000X · Licence DC31898 (CA)

Record details

NPI number1659638369
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedApril 19, 2012
Last updated in NPPESAugust 5, 2021
Certification dateAugust 5, 2021

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