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Edit this profileAt a glance
- 581 Boylston St, 800, Boston, MA 02116
About Dr. Marcel-Saint-Louis Demertine
Joseph Marcel-Saint-Louis Demertine, M.D. practices internal medicine in Boston, MA. Joseph is also listed as specializing in public health & general preventive medicine, family medicine — geriatric medicine, and family medicine. The provider's National Provider Identifier (NPI) is 1427007822.
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
- (617) 247-1400
- Email not available
Practice Locations
581 BOYLSTON ST 800
Boston, MA 02116
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Common questions
What is Joseph Marcel-Saint-Louis Demertine's specialty?
Joseph Marcel-Saint-Louis Demertine is an internist in Boston, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Joseph Marcel-Saint-Louis Demertine?
Joseph Marcel-Saint-Louis Demertine is listed at 581 Boylston St 800, Boston, MA 02116. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Joseph Marcel-Saint-Louis Demertine?
The number on file is (617) 247-1400. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Joseph Marcel-Saint-Louis Demertine's NPI number?
Joseph Marcel-Saint-Louis Demertine's National Provider Identifier is 1427007822. 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 Joseph Marcel-Saint-Louis Demertine been practicing?
Joseph Marcel-Saint-Louis Demertine 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
Has Joseph Marcel-Saint-Louis Demertine confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Joseph Marcel-Saint-Louis Demertine. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.