NPPES file of Aug 9, 2026

James Jen, MD

Vascular Surgery Physician · Purchase, NY

James Jen, MD is a vascular surgery physician with a practice address in Purchase, New York, and NPI 1760680672, issued on Jul 3, 2007. Check the license (New York 259898, 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
1760680672
Name
James Jen
Credential
MD
Primary taxonomy
Vascular Surgery Physician 2086S0129X
License numbers
259898 NY
054284 CT
Self-reported in NPPES; status is on the state search
Practice location
3030 Westchester Ave, Purchase, NY 10577
Phone
(914) 848-8750
Enumerated
Jul 3, 2007
Record last updated
Feb 15, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(914) 607-5861
Medicare enrollment
Enrolled (PECOS I20150831000262); accepts Medicare assignment
Medical or professional school
State University Of New York At Stony Brook, School Of Medicine, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3030 Westchester Ave

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

  1. Jiya AcharyaPhysical Therapist1922989466
  2. Nabeel Ali, M.D.Family Medicine Physician1770018111
  3. Sheldon Alter, M.D.Internal Medicine Physician1427051143
  4. Kayla Angelo, DNP, FNP-BCFamily Nurse Practitioner1518681394
  5. Isabella Ardizzone, OTROccupational Therapist1578283784
  6. Jack Berger, MDRheumatology Physician1770568719

Verify James Jen 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 259898
    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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50% fewer Medicare Part D claims than the average vascular surgery physician in 2024

100 Medicare Part D claims for 43 beneficiaries, against an average of 201 among the 3,936 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. James Jen100
  2. Specialty average201

Most prescribed

  1. Cilostazol22 claims
  2. Clopidogrel20 claims
  3. Eliquis13 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: $107.42

5 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 4,059 providers of this specialty with any payment received $6,178.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Jen$107.42
  2. Specialty average$6,178.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. St Joseph's Hospital YonkersYonkers, NY
  2. Westchester Medical Group, P.CPurchase, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

James Jen among 412 vascular surgery physician records in New York

James Jen, MD is one of 412 vascular surgery physician records with a practice address in New York. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 53% of them.

  • NPI issued2007 · 53% of these records are older, 39% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2006 · median 1998 among the 331 with a school on file
  • Record last updated2017 · 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 2086S0129X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

4 vascular surgery physician records list a practice address in Purchase

They are 4 of the 318 NPPES records with a practice address in Purchase, and 412 vascular surgery physician records in New York.

The 8 vascular surgery physician records with the nearest ZIP codes

  1. Eric Fishman, M.D.Purchase, NY 105771437165495
  2. George Piccorelli, M.D.Purchase, NY 105771578548459
  3. Gerald Sosler, M.D.Purchase, NY 105771477684363
  4. Heshmat Majlessi, M.D.Rye, NY 105801811063159
  5. Suroosh Marzban, M.D.Cortlandt Manor, NY 105671265812812
  6. Krystina Choinski, MDSleepy Hollow, NY 105911538797196
  7. Aditya Rachakonda, MDSleepy Hollow, NY 105911225329204
  8. Heepeel Chang, M.D.Valhalla, NY 105951811230626

Common questions

What is James Jen, MD's NPI number?

James Jen, MD's National Provider Identifier (NPI) is 1760680672, issued on Jul 3, 2007. An NPI identifies a provider in billing; it is not a license.

Where is James Jen, MD located?

The NPPES record lists a practice address at 3030 Westchester Ave, Purchase, NY, 10577. Phone: (914) 848-8750. Providers update this record themselves, so call before visiting.

How can I verify James Jen, MD's license?

NPPES lists New York license number 259898, 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 James Jen, MD prescribe under Medicare Part D?

In 2024, James Jen, MD had 100 Medicare Part D claims for 43 beneficiaries; the average among vascular surgery physician prescribers was 201. 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.