Provider Profile
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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.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
2277 GRAND AVE
Baldwin, NY 11510
Nicholas E. Sieban is a clinical social worker in Baldwin, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Nicholas E. Sieban is listed at 2277 Grand Ave, Baldwin, NY 11510. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (516) 377-5400. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Nicholas E. Sieban's National Provider Identifier is 1750956728. 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
Nicholas E. Sieban attended Other, graduating in 2020. This comes from the CMS National Downloadable File.
CMS public data
Nicholas E. Sieban has 6 years experience. Calculated from a graduation year of 2020, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Nicholas E. Sieban. 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.