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

Rosa Lee Ong, MD

Individual provider Radiation Oncology Physician · NPI 1558432435

Rosa Lee Ong, MD is a Radiation Oncology Physician in Los Angeles, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

4733 W Sunset Blvd
Los Angeles, CA 90027-6021
Phone: (323) 783-4011
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence A39519 (CA)

Record details

NPI number1558432435
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 13, 2006
Last updated in NPPESSeptember 23, 2008

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