NPPES file of Aug 9, 2026

Steven Oncay

Vascular & Interventional Radiology Physician · St Louis Park, MN

Steven Oncay is a vascular & interventional radiology physician with a practice address in St Louis Park, Minnesota, and NPI 1518944511, issued on Dec 30, 2005. Check the license (Minnesota 43753, as entered in NPPES) on the Minnesota Board of Medical Practice; 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
1518944511
Name
Steven Oncay
Primary taxonomy
Vascular & Interventional Radiology Physician 2085R0204X
License number
43753 MN
Self-reported in NPPES; status is on the state search
Practice location
6500 Excelsior Blvd, St Louis Park, MN 55426
Phone
(952) 993-3246
Enumerated
Dec 30, 2005
Record last updated
Mar 6, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20101215000486); accepts Medicare assignment
Medical or professional school
University Of North Dakota School Of Medicine, 1994
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 6500 Excelsior Blvd

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

  1. Muna AbdiAdvanced Practice Midwife1174807614
  2. David Abelson, MDInternal Medicine Physician1124002514
  3. Raed Abughazaleh, PHARMDCritical Care Pharmacist1912830233
  4. Roderick Adams, MDInternal Medicine Physician1659345619
  5. Damilola Agboluaje, MBBSStudent in an Organized Health Care Education/Training Program1457233256
  6. Michael Akin, M.D.Diagnostic Radiology Physician1114902004

Verify Steven Oncay in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 43753
    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 Minnesota 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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Industry payments in 2024: $17.83

1 payment: food and beverage; the largest payer was Medtronic, Inc. The 3,457 providers of this specialty with any payment received $7,206.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Steven Oncay$17.83
  2. Specialty average$7,206.73

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. Park Nicollet ClinicBurnsville, MN
  2. Tria Orthopaedic Center LLCBloomington, MN

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

Steven Oncay among 94 vascular & interventional radiology physician records in Minnesota

Steven Oncay is one of 94 vascular & interventional radiology physician records with a practice address in Minnesota. 87% 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, 91% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated1994 · median 2010 among the 78 with a school on file
  • Record last updated2012 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0204X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular & Interventional Radiology Physician providers in Minnesota

There are 94 vascular & interventional radiology physician records in Minnesota.

The 8 vascular & interventional radiology physician records with the nearest ZIP codes

  1. Clark Schumacher, MDSt Louis Park, MN 554261255374450
  2. Kurt SimpsonSt Louis Park, MN 554261356328777
  3. George WerdickSt Louis Park, MN 554261851378509
  4. Seyed Amin Astani, MD, MBAGolden Valley, MN 554271659692663
  5. Jafar Golzarian, MDGolden Valley, MN 554271093703944
  6. Jeffrey Groffsky, MDRobbinsdale, MN 554221861492902
  7. Yusuf Karrar, M.DRobbinsdale, MN 554221609139070
  8. Rachel Tien, APRN, AG-CNSRobbinsdale, MN 554221366210395

Common questions

What is Steven Oncay's NPI number?

Steven Oncay's National Provider Identifier (NPI) is 1518944511, issued on Dec 30, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Steven Oncay located?

The NPPES record lists a practice address at 6500 Excelsior Blvd, St Louis Park, MN, 55426. Phone: (952) 993-3246. Providers update this record themselves, so call before visiting.

How can I verify Steven Oncay's license?

NPPES lists Minnesota license number 43753, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. 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.