Karen Simon, M.D.
Hematology & Oncology Physician · New York, NY
Karen Simon, M.D. is a hematology & oncology physician with a practice address in New York, New York, and NPI 1124138557, issued on Aug 30, 2006. Check the license (New York 162539, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Karen Simon
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 162539 NY
Self-reported in NPPES; status is on the state search - Practice location
- 227 E 19TH St, New York, NY 10003
- Phone
- (212) 995-7410
- Enumerated
- Aug 30, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (212) 995-7411
- Medicaid ID
- 01173528 NY
- Medicare enrollment
- Enrolled (PECOS I20070501000562); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,163 in New York → Look up another NPI →
Also registered at 227 E 19TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Simon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 162539Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
119 Medicare Part D claims for 47 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium11 claims
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.
Bills Medicare through one group practice
- Physician Affiliate Group OF New York PCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Simon among 1,163 hematology & oncology physician records in New York
Karen Simon, 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 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 53% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1982 · median 2002 among the 833 with a school on file
- Record last updated2007 · 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.
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
- Bruce Culliney, MDNew York, NY 100031912982380
- Peter Kozuch, MDNew York, NY 100031861475816
- John Moohr, M.D.New York, NY 100031154494185
- Kanu Patel, MDNew York, NY 100031508936121
- Ilan Shapira, MDNew York, NY 100031649253675
- Veronica Zaharia, M.D.New York, NY 100031215047485
- Richard Hirschman, M.D.New York, NY 100101669524674
- Arthur Radin, M.D.New York, NY 100101396839510
Common questions
What is Karen Simon, M.D.'s NPI number?
Karen Simon, M.D.'s National Provider Identifier (NPI) is 1124138557, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Simon, M.D. located?
The NPPES record lists a practice address at 227 E 19TH St, New York, NY, 10003. Phone: (212) 995-7410. Providers update this record themselves, so call before visiting.
How can I verify Karen Simon, M.D.'s license?
NPPES lists New York license number 162539, 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 Karen Simon, M.D. prescribe under Medicare Part D?
In 2024, Karen Simon, M.D. had 119 Medicare Part D claims for 47 beneficiaries; 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.