Physician 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.
400 SUNRISE HWY SOUTH OAKS HOSPITAL - CH203
Amityville, NY 11701
Eugene Grudnikoff is a child & adolescent psychiatry in Amityville, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Eugene Grudnikoff is listed at 400 Sunrise Hwy South Oaks Hospital - Ch203, Amityville, NY 11701. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (631) 608-5205. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Eugene Grudnikoff's National Provider Identifier is 1548553217. 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
Eugene Grudnikoff attended Other, graduating in 2009. This comes from the CMS National Downloadable File.
CMS public data
Eugene Grudnikoff has 17 years experience. Calculated from a graduation year of 2009, 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 Eugene Grudnikoff. 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.