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

Dr. Delphine W Ong, MD

Individual provider Medical Oncology Physician · NPI 1023034022

Dr. Delphine W Ong, MD is a Medical Oncology Physician in Sacramento, 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.

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Practice location Address checks out

3301 C St Bldg 500
Sacramento, CA 95816
Phone: (916) 733-5300
Fax: (916) 733-5920
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence A49552 (CA)

Record details

NPI number1023034022
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 14, 2006
Last updated in NPPESJanuary 9, 2014

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