Physician Profile

Mary K. Hannan, M.D.

Unclaimed Profile

About Dr. Hannan

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Specialty

Internal Medicine (Primary)

Credentials & Licensing

MA license276673
NPI1851787824
NPI issued04/07/2015

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

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Mary K. Hannan's specialty?

Mary K. Hannan is an internist in Washington, DC. 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 Mary K. Hannan?

Mary K. Hannan is listed at Red Team Primary Care 50 Irving Street Nw, Washington, DC 20422. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Mary K. Hannan?

The number on file is (202) 745-8000. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Mary K. Hannan's NPI number?

Mary K. Hannan's National Provider Identifier is 1851787824. 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 Mary K. Hannan been practicing?

Mary K. Hannan has 11+ years experience. Registered with an NPI since 2015. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Mary K. Hannan confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Mary K. Hannan. 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.