Provider Profile

Marissa Leis, MS

Unclaimed Profile

About Marissa Leis

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Specialty

Credentials & Licensing

NPI1447944723
NPI issued06/08/2023

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

Where can I find Marissa Leis?

Marissa Leis is listed at 88 Barrett Ave, Bayport, NY 11705. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Marissa Leis?

The number on file is (631) 455-9820. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Marissa Leis?

Marissa Leis's National Provider Identifier is 1447944723. 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 much experience does Marissa Leis have?

Marissa Leis has 3+ years experience. Registered with an NPI since 2023. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Marissa Leis's profile verified?

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