Physician Profile

Demetri Antoniou, M.D., D.M.D.

Unclaimed Profile

About Dr. Antoniou

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Specialty

Otolaryngology (ENT) (Primary)

Credentials & Licensing

ME license012240
NPI1477646800
NPI issued09/30/2006

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.

Common questions

What does Demetri Antoniou, M.D. specialize in?

Demetri Antoniou, M.D. is an otolaryngology (ent) in Portland, ME. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where is Demetri Antoniou, M.D. located?

Demetri Antoniou, M.D. is listed at 15 Sewall St, Portland, ME 04102. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Demetri Antoniou, M.D.'s phone number?

The number on file is (207) 774-1775. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Demetri Antoniou, M.D.'s NPI number?

Demetri Antoniou, M.D.'s National Provider Identifier is 1477646800. 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 Demetri Antoniou, M.D. been practicing?

Demetri Antoniou, M.D. 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 Demetri Antoniou, M.D. confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Demetri Antoniou, M.D.. 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.