NPPES file of Aug 9, 2026

Ruvim Krupkin, M.D.

Hematology & Oncology Physician · Brooklyn, NY

Ruvim Krupkin, M.D. is a hematology & oncology physician with a practice address in Brooklyn, New York, and NPI 1942205042, issued on Jun 15, 2005. Check the license (New York 208194, as entered in NPPES) 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
1942205042
Name
Ruvim Krupkin
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
208194 NY
Self-reported in NPPES; status is on the state search
Practice location
2844 Ocean Pkwy, Brooklyn, NY 11235
Phone
(718) 266-1500
Enumerated
Jun 15, 2005
Record last updated
Oct 1, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(718) 266-1500
Medicaid ID
01828468 NY
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). 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 2844 Ocean Pkwy

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

  1. Robert Kennedy, MDGeriatric Medicine (Internal Medicine) Physician1023115052
  2. Alexander Marinbakh, M.D.Urology Physician1043215320
  3. Boris Natapov, DDSDentist1851489140
  4. Steven Schwartz, DDSOral and Maxillofacial Surgery (Dentist)1073500849

Verify Ruvim Krupkin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 208194    Check 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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Ruvim Krupkin among 1,163 hematology & oncology physician records in New York

Ruvim Krupkin, M.D. 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 85% newer
  • In a Medicare fileNo · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2016 · 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 Brooklyn → Hematology & Oncology Physician nationwide →

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

  1. Thandavababu Chelliah, MDBrooklyn, NY 112351730100744
  2. Alexander Losev, M.D.Brooklyn, NY 112351992732234
  3. Yan Pronin, P.A.Brooklyn, NY 112351427160399
  4. Charles Ruvolo, MDBrooklyn, NY 112351669669123
  5. Jason Steinberg, M.D.Brooklyn, NY 112351215222005
  6. Miss Tanni, DOBrooklyn, NY 112351396241329
  7. Ilya Blokh, M.D.Brooklyn, NY 112341942253414
  8. Gardith Joseph, M.D.Brooklyn, NY 112341811928773

Common questions

What is Ruvim Krupkin, M.D.'s NPI number?

Ruvim Krupkin, M.D.'s National Provider Identifier (NPI) is 1942205042, issued on Jun 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ruvim Krupkin, M.D. located?

The NPPES record lists a practice address at 2844 Ocean Pkwy, Brooklyn, NY, 11235. Phone: (718) 266-1500. Providers update this record themselves, so call before visiting.

How can I verify Ruvim Krupkin, M.D.'s license?

NPPES lists New York license number 208194, as entered by the provider. 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.