Physician Profile
Lois Vanderhagen, M.D.
Unclaimed ProfileAbout Dr. Vanderhagen
Lois Vanderhagen, M.D. practices internal medicine in San Francisco, CA. The provider's National Provider Identifier (NPI) is 1366476673.
Factual summary compiled by Guide.md from public records; not written by this provider.
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
- (925) 634-9704
- Email not available
Practice Locations
2333 BUCHANAN ST
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 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
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 — 8 related providers in 1 group
Common questions
What does Lois Vanderhagen specialize in?
Lois Vanderhagen 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 Lois Vanderhagen located?
Lois Vanderhagen is listed at 2333 Buchanan St, San Francisco, CA 94115. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Lois Vanderhagen's phone number?
The number on file is (925) 634-9704. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Lois Vanderhagen?
Lois Vanderhagen's National Provider Identifier is 1366476673. 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 much experience does Lois Vanderhagen have?
Lois Vanderhagen has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Lois Vanderhagen's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Lois Vanderhagen. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.