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Edit this profileAt a glance
- 2425 Geary Blvd, San Francisco, CA 94115
About Dr. Ong
Stephen G. Ong, M.D. is a healthcare provider in San Francisco, CA specializing in internal medicine. Stephen trained at University of California, San Diego School of Medicine, graduating in 2004. This provider record is associated with NPI 1780750018.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
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
- (415) 833-2000
- Email not available
Practice Locations
2425 GEARY BLVD
San Francisco, CA 94115
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other internists at this location 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 24 related providers in 3 groups
Other internists in San Francisco 8
Same specialty, same city.
Trained at University of California, San Diego School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at University of California, San Diego School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Stephen G. Ong specialize in?
Stephen G. Ong is an internist in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Stephen G. Ong located?
Stephen G. Ong is listed at 2425 Geary Blvd, San Francisco, CA 94115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Stephen G. Ong's phone number?
The number on file is (415) 833-2000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Stephen G. Ong's NPI number?
Stephen G. Ong's National Provider Identifier is 1780750018. 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
Where did Stephen G. Ong train?
Stephen G. Ong attended University of California, San Diego School of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Stephen G. Ong been practicing?
Stephen G. Ong has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
Has Stephen G. Ong confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Stephen G. Ong. If this is you, claiming it is free.
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Guide.md listings do not constitute medical advice or an endorsement.