Physician Profile

Michael S. Hennessey, MD

Unclaimed Profile

About Dr. Hennessey

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Specialty

Emergency Medicine (Primary)

Credentials & Licensing

NY license173230-1
NPI1497745434
NPI issued10/21/2005

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 is Dr. Hennessey's specialty?

Dr. Hennessey is an emergency physician in Johnson City, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.

NPI registry

Where can I find Dr. Hennessey?

Dr. Hennessey is listed at 33-57 Harrison St, Johnson City, NY 13790. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Hennessey?

The number on file is (607) 763-6412. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Hennessey's NPI number?

Dr. Hennessey's National Provider Identifier is 1497745434. 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 Dr. Hennessey been practicing?

Dr. Hennessey has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Hennessey confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Hennessey. 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.