NPPES file of Aug 9, 2026

Maria Feinstein, NP

Hematology & Oncology Physician · New York, NY

Maria Feinstein, NP is a hematology & oncology physician with a practice address in New York, New York, and NPI 1568358497, issued on Jun 17, 2025. Check the license on the NYS Education Department, Office of the Professions; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1568358497
Name
Maria Feinstein
Credential
NP
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
26NJ15353400 NJ
Self-reported in NPPES; status is on the state search
Practice location
550 1St Ave, New York, NY 10016
Phone
(646) 754-7460
Enumerated
Jun 17, 2025
Record last updated
Apr 21, 2026
Fax
(646) 754-7461
Medicare enrollment
Enrolled (PECOS I20260608001594); may accept Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest hematology & oncology physician records → All 1,163 in New York → Look up another NPI →

Also registered at 550 1St Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Clarisse AbanillaPhysician Assistant1598445579
  2. Ehab Abaza, MDInternal Medicine Physician1114507555
  3. Valentino Abballe, M.D.Diagnostic Radiology Physician1710305081
  4. Diana Abbas, MDStudent in an Organized Health Care Education/Training Program1568105633
  5. Germeen AbdelmessihAcute Care Nurse Practitioner1134840028
  6. Kathryn Abe-Ridgway, MDStudent in an Organized Health Care Education/Training Program1629865324

Verify Maria Feinstein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

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Maria Feinstein among 1,163 hematology & oncology physician records in New York

Maria Feinstein, NP is one of 1,163 hematology & oncology physician records with a practice address in New York. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2025, is newer than over 99% of them.

  • NPI issued2025 · over 99% of these records are older, under 1% newer
  • In a Medicare fileNo · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2016 · median 2002 among the 833 with a school on file
  • Record last updated2026 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in New York

There are 1,163 hematology & oncology physician records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,163 in New York → Every provider in New York → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. David Araten, M.D.New York, NY 100161649271420
  2. Abraham Chachoua, M.D.New York, NY 100161518968643
  3. Alec Goldenberg, MDNew York, NY 100161316926330
  4. David Green, MDNew York, NY 100161689627325
  5. Karen Haglof, M.D.New York, NY 100161851336275
  6. Kennth Hymes, M.D.New York, NY 100161285626366
  7. Boris Kobrinsky, MDNew York, NY 100161295789600
  8. Marleen Meyers, M.D.New York, NY 100161144222175

Common questions

What is Maria Feinstein, NP's NPI number?

Maria Feinstein, NP's National Provider Identifier (NPI) is 1568358497, issued on Jun 17, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Maria Feinstein, NP located?

The NPPES record lists a practice address at 550 1St Ave, New York, NY, 10016. Phone: (646) 754-7460. Providers update this record themselves, so call before visiting.

How can I verify Maria Feinstein, NP's license?

Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.