Physician Profile
James S. Chang, M.D.
Unclaimed ProfileAbout Dr. Chang
James S. Chang, M.D. is a healthcare provider in San Francisco, CA specializing in internal medicine. James trained at Icahn School of Medicine at Mount Sinai, graduating in 2002.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
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
- (415) 353-6817
- Email not available
Practice Locations
900 HYDE ST STE 410
San Francisco, CA 94109
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 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
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 Icahn School of Medicine at Mount Sinai 8
Other providers in the same specialty who trained at the same institution.
Class of 2002 at Icahn School of Medicine at Mount Sinai 8
Providers who graduated from the same medical school in the same year.
Common questions
What does James S. Chang specialize in?
James S. Chang 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 James S. Chang located?
James S. Chang is listed at 900 Hyde St Ste 410, San Francisco, CA 94109. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is James S. Chang's phone number?
The number on file is (415) 353-6817. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for James S. Chang?
James S. Chang's National Provider Identifier is 1417068073. 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 James S. Chang train?
James S. Chang attended Icahn School of Medicine at Mount Sinai, graduating in 2002. This comes from the CMS National Downloadable File.
CMS public data
How much experience does James S. Chang have?
James S. Chang has 24 years experience. Calculated from a graduation year of 2002, reported in the CMS National Downloadable File.
CMS public data
Is James S. Chang's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by James S. Chang. 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.