Arjun Iyengar, M.D
Medical Oncology Physician · New York, NY
Arjun Iyengar, M.D is a medical oncology physician with a practice address in New York, New York, and NPI 1053603340, issued on May 5, 2011. Check the license (New York 277313, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Arjun Iyengar
- Credential
- M.D
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License numbers
- 277313 NY
25MA09554400 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 550 1St Ave, New York, NY 10016
- Phone
- (212) 263-5506
- Enumerated
- May 5, 2011
- Record last updated
- Sep 17, 2024
- Medicare enrollment
- Enrolled (PECOS I20180710001369); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 548 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.
- Clarisse AbanillaPhysician Assistant1598445579
- Ehab Abaza, MDInternal Medicine Physician1114507555
- Valentino Abballe, M.D.Diagnostic Radiology Physician1710305081
- Diana Abbas, MDStudent in an Organized Health Care Education/Training Program1568105633
- Germeen AbdelmessihAcute Care Nurse Practitioner1134840028
- Kathryn Abe-Ridgway, MDStudent in an Organized Health Care Education/Training Program1629865324
Verify Arjun Iyengar 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 277313Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.8 times the Medicare Part D claims of the average medical oncology physician in 2024
2,668 Medicare Part D claims for 279 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 94 claims were for opioids.
Most prescribed
- Retacrit115 claims
- Fosaprepitant Dimeglumine80 claims
- Eliquis66 claims
- Letrozole61 claims
- Neulasta56 claims
- Prednisone56 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.
Industry payments in 2024: $435.28
26 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Iyengar Hematology Oncology Medical Center PABayonne, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arjun Iyengar among 548 medical oncology physician records in New York
Arjun Iyengar, M.D is one of 548 medical oncology physician records with a practice address in New York. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 65% of them.
- NPI issued2011 · 65% of these records are older, 32% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2011 · median 2005 among the 389 with a school on file
- Record last updated2024 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in New York
There are 548 medical oncology physician records in New York.
All 548 in New York → Every provider in New York → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Marc Ballas, M.D., M.P.H.New York, NY 100161952527269
- Nancy Chan, MDNew York, NY 100161275860892
- Daniel Cho, M.D.New York, NY 100161750306783
- Francisco Esteva, M.D., PHDNew York, NY 100161609974245
- Robert Ilaria, M.D.New York, NY 100161720177934
- Janice MehnertNew York, NY 100161962617472
- Coral Omene, M.D., PH.DNew York, NY 100161861688988
- Ruth Oratz, MDNew York, NY 100161275625592
Common questions
What is Arjun Iyengar, M.D's NPI number?
Arjun Iyengar, M.D's National Provider Identifier (NPI) is 1053603340, issued on May 5, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Arjun Iyengar, M.D located?
The NPPES record lists a practice address at 550 1St Ave, New York, NY, 10016. Phone: (212) 263-5506. Providers update this record themselves, so call before visiting.
How can I verify Arjun Iyengar, M.D's license?
NPPES lists New York license number 277313, 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 Arjun Iyengar, M.D prescribe under Medicare Part D?
In 2024, Arjun Iyengar, M.D had 2,668 Medicare Part D claims for 279 beneficiaries; the average among medical oncology physician prescribers was 703. 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.