NPPES file of Aug 9, 2026

Nathaniel Wisch, M.D.

Hematology & Oncology Physician · New York, NY

Nathaniel Wisch, M.D. is a hematology & oncology physician with a practice address in New York, New York, and NPI 1881693794, issued on Jul 21, 2005. Check the license (New York 082711, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881693794
Name
Nathaniel Wisch
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
082711 NY
Self-reported in NPPES; status is on the state search
Practice location
12 E 86TH St, New York, NY 10028
Phone
(212) 861-6660
Enumerated
Jul 21, 2005
Record last updated
May 31, 2012 (not updated in 14 years: call before relying on the address or phone)
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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Also registered at 12 E 86TH St

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

  1. Benjamin AschermanHematology & Oncology Physician1841828829
  2. Mark Chapman, M.D.Gastroenterology Physician1649294661
  3. Fernando Clemente, M.D.Specialist1588923957
  4. Eugene Fine, MDUrology Physician1699841718
  5. Junjing Guo, MD,PHDHematology & Oncology Physician1700348984
  6. Cheryl Kramer, LPPsychoanalyst1902245392

Verify Nathaniel Wisch 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 082711
    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

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93% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

63 Medicare Part D claims, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.

  1. Nathaniel Wisch63
  2. Specialty average877

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Nathaniel Wisch among 1,163 hematology & oncology physician records in New York

Nathaniel Wisch, 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. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 85% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2012 · 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.

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

  1. Joseph Ament, M.D.New York, NY 100281740212166
  2. Elliot Belenkov, M.D.New York, NY 100281093785396
  3. Seymour Cohen, M.D.New York, NY 100281477552404
  4. Anna Gattani, MDNew York, NY 100281255333811
  5. Robert Glassman, MDNew York, NY 100281558447946
  6. Michael Goldsmith, M.D.New York, NY 100281528067550
  7. Steven Gruenstein, M.D.New York, NY 100281407855307
  8. Amory Novoselac, M.D.New York, NY 100281699852962

Common questions

What is Nathaniel Wisch, M.D.'s NPI number?

Nathaniel Wisch, M.D.'s National Provider Identifier (NPI) is 1881693794, issued on Jul 21, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Nathaniel Wisch, M.D. located?

The NPPES record lists a practice address at 12 E 86TH St, New York, NY, 10028. Phone: (212) 861-6660. Providers update this record themselves, so call before visiting.

How can I verify Nathaniel Wisch, M.D.'s license?

NPPES lists New York license number 082711, 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.

How much does Nathaniel Wisch, M.D. prescribe under Medicare Part D?

In 2024, Nathaniel Wisch, M.D. had 63 Medicare Part D claims; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

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

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.