Provider Profile

Maria Feinstein, NP

Unclaimed Profile

About Maria Feinstein

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Education & Training

School Other Graduated: 2016

Specialty

Hematology & Oncology (Primary)
Hematology & Oncology (Additional)

Credentials & Licensing

NY licensePENDING
NJ license26NJ15353400
NPI1568358497
NPI issued06/17/2025

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.

Medicare information

Accepts Medicare assignmentSometimes (reported per claim)
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is Maria Feinstein?

Maria Feinstein is a cancer specialist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Hematology & Oncology”.

NPI registry

What is Maria Feinstein's address?

Maria Feinstein is listed at 550 1St Ave, New York, NY 10016. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Maria Feinstein?

The number on file is (646) 754-7460. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Maria Feinstein?

Maria Feinstein's National Provider Identifier is 1568358497. 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

Where did Maria Feinstein train?

Maria Feinstein attended Other, graduating in 2016. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Maria Feinstein have?

Maria Feinstein has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.

CMS public data

Is Maria Feinstein's profile verified?

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