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

Rainbow Chung-Ou, MD, a Professional Corporation

Organization Family Medicine Physician · NPI 1811640980

Rainbow Chung-Ou, MD, a Professional Corporation provides Family Medicine Physician services in Chino Hills, California. Registered with an NPI since 2022.

In the registry since
2022

Practice location Address checks out

4195 Chino Hills Pkwy Ste H
Chino Hills, CA 91709-2618
Phone: (909) 597-7817
Fax: (909) 597-7984
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X

Record details

NPI number1811640980
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Rainbow Chung-Ou — Owner · (909) 597-7817
Other names Rainbow Chung-Ou
NPI enumeratedJanuary 30, 2022
Last updated in NPPESJanuary 30, 2022
Certification dateJanuary 30, 2022
Mailing address4195 Chino Hills Pkwy Ste H, Chino Hills, CA 91709-2618

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