Cyrus A. Assadi, MD
Surgical Oncology Physician · Nyc, NY
Cyrus A. Assadi, MD is a surgical oncology physician with a practice address in Nyc, New York, and NPI 1346309853, issued on Dec 8, 2006. Check the license (New York 139823, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Cyrus A. Assadi
- Credential
- MD
- Primary taxonomy
- Surgical Oncology Physician 2086X0206X
- License number
- 139823 NY
Self-reported in NPPES; status is on the state search - Practice location
- 25 Central Park West, Nyc, NY 10023
- Phone
- (212) 315-5588
- Enumerated
- Dec 8, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (212) 307-0734
- Medicare enrollment
- Enrolled (PECOS I20120105000418); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgical oncology physician records → All 209 in New York → Look up another NPI →
Also registered at 25 Central Park West
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mahshid Assadi, MDCardiovascular Disease Physician1700944840
Verify Cyrus A. Assadi 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 139823Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $1,110.89
36 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 1,132 providers of this specialty with any payment received $4,224.74 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
- Cyrus A Assadi MD PCNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cyrus A. Assadi among 209 surgical oncology physician records in New York
Cyrus A. Assadi, MD is one of 209 surgical oncology physician records with a practice address in New York. 74% 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 11% of them.
- NPI issued2006 · 11% of these records are older, 66% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1969 · median 2004 among the 136 with a school on file
- Record last updated2007 · 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 2086X0206X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Oncology Physician providers in New York
There are 209 surgical oncology physician records in New York.
All 209 in New York → Every provider in Nyc → Surgical Oncology Physician nationwide →
The 8 surgical oncology physician records with the nearest ZIP codes
- Vitor Da Conceicao JuniorNew York, NY 100221871998450
- Manuela Junqueira, M.D.New York, NY 100221649551953
- Roman Shyyan, M.D.New York, NY 100221033468533
- Gaya SpolveratoNew York, NY 100221093239444
- Dmitri Alden, M.D.New York, NY 100211417928698
- Peter Allen, MDNew York, NY 100211144211905
- Rohit Chandwani, M.D.New York, NY 100211306173521
- Iain Nixon, MBCHBNew York, NY 100211811246382
Common questions
What is Cyrus A. Assadi, MD's NPI number?
Cyrus A. Assadi, MD's National Provider Identifier (NPI) is 1346309853, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Cyrus A. Assadi, MD located?
The NPPES record lists a practice address at 25 Central Park West, Nyc, NY, 10023. Phone: (212) 315-5588. Providers update this record themselves, so call before visiting.
How can I verify Cyrus A. Assadi, MD's license?
NPPES lists New York license number 139823, 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. 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.