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

Rainbow Chung-Ou, MD

Individual provider Family Medicine Physician · NPI 1811282650

Rainbow Chung-Ou, MD is a Family Practice in Chino Hills, California. Graduated from University of California, Irvine, California College of Medicine in 2011, 15 years ago. Practices as a sole proprietor, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
15
Trained at
University of California, Irvine, California College of Medicine
Licensed in
CA
In the registry since
2011
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4195 Chino Hills Pkwy Ste H
Chino Hills, CA 91709
Phone: (909) 597-7817
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5562 Philadelphia St Ste 101, Chino, CA 91710-2482 — (909) 464-9090

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence A122366 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1811282650
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 9, 2011
Last updated in NPPESJuly 23, 2018

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 2011 (15 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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