Physician Profile
Diana Ong, M.D.
Unclaimed ProfileAbout Dr. Ong
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Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (510) 752-1000
- Email not available
Practice Locations
275 W MACARTHUR BLVD KAISER PERMANENTE OAKLAND MEDICAL CENTER
Oakland, CA 94611
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Common questions
What is Diana Ong's specialty?
Diana Ong is a medical trainee in Oakland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.
NPI registry
Where can I find Diana Ong?
Diana Ong is listed at 275 W Macarthur Blvd Kaiser Permanente Oakland Medical Center, Oakland, CA 94611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Diana Ong?
The number on file is (510) 752-1000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Diana Ong's NPI number?
Diana Ong's National Provider Identifier is 1649701608. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How long has Diana Ong been practicing?
Diana Ong has 9+ years experience. Registered with an NPI since 2017. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Diana Ong confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Diana Ong. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.