Registry data as of Aug 27, 2026

James Wynstra, M.D.

Radiation Oncology Physician · Springfield, IL

James Wynstra, M.D. is a radiation oncology physician with a practice address in Springfield, Illinois, and NPI 1467541946, issued on Oct 12, 2006. Check the license (Illinois 036079641, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1467541946
Name
James Wynstra
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
036079641 IL
Self-reported in NPPES; status is on the state search
Practice location
701 N 1St Street, Springfield, IL 62781
Phone
(217) 788-3260
Enumerated
Oct 12, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 701 N 1St Street

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

  1. Christopher Bradbury, M.D., PH.D.Radiation Oncology Physician1063723930
  2. Daniel Ferraro, M.D., PHDRadiation Oncology Physician1629237409
  3. Cynthia Flessner, MDAnatomic Pathology & Clinical Pathology Physician1740393594
  4. Saliha Saleem, MDInfectious Disease Physician1821544776

Verify James Wynstra in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036079641
    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 Illinois 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.

Radiation Oncology Physician providers in Illinois

There are 244 radiation oncology physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other radiation oncology physician records in Illinois

  1. Mohamed Abazeed, MD, PHDChicago, IL1205096609
  2. Christopher Abraham, MDSpringfield, IL1083900294
  3. Ross Abrams, M.D.Chicago, IL1356317564
  4. Iftekhar Ahmad, M.D.Rockford, IL1164641791
  5. Elke Aippersbach, M.D.,M.SC.,Oak Lawn, IL1285754895
  6. Adil Akthar, M.D.Warrenville, IL1598175531
  7. Sobiya Ansari, M.D.Chicago, IL1336554666
  8. Salwa Asaad, MDJoliet, IL1831170539
  9. Samuel Au, M.D.Springfield, IL1578565420
  10. Azhar AwanChicago, IL1497829725

Common questions

What is James Wynstra, M.D.'s NPI number?

James Wynstra, M.D.'s National Provider Identifier (NPI) is 1467541946, issued on Oct 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Wynstra, M.D. located?

The NPPES record lists a practice address at 701 N 1St Street, Springfield, IL, 62781. Phone: (217) 788-3260. Providers update this record themselves, so call before visiting.

How can I verify James Wynstra, M.D.'s license?

NPPES lists Illinois license number 036079641, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.