Provider Profile

Dianna Sullivan, NP

Unclaimed Profile

About Dianna Sullivan

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Specialty

Nurse Practitioner (Primary)

Credentials & Licensing

NY license360123
NPI1184548356
NPI issued08/08/2026

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 Dianna Sullivan's specialty?

Dianna Sullivan is a nurse practitioner in Lindenhurst, NY. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Dianna Sullivan?

Dianna Sullivan is listed at 910 Route 109 Ste A, Lindenhurst, NY 11757. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dianna Sullivan?

The number on file is (631) 991-3235. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dianna Sullivan's NPI number?

Dianna Sullivan's National Provider Identifier is 1184548356. 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

Has Dianna Sullivan confirmed this information?

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