John Yigit Demir
Psychiatry Physician · Springfield, IL
John Yigit Demir is a psychiatry physician with a practice address in Springfield, Illinois, and NPI 1831024744, issued on Jun 15, 2026. Check the license (Illinois 125088163, 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.
- Name
- John Yigit Demir
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 125088163 IL
Self-reported in NPPES; status is on the state search - Practice location
- 319 E Madison St, Springfield, IL 62701
- Phone
- (217) 545-8000
- Enumerated
- Jun 15, 2026
- Record last updated
- Jun 17, 2026
- Fax
- (217) 545-2275
- Entity
- Type 1 · individual
Also registered at 319 E Madison St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nana Ama Adjei-Frimpong, MDPsychiatry Physician1578454377
- Jeffrey Agee, MDDiagnostic Radiology Physician1497839567
- Debra Alier, M.ED.School Psychologist1902510902
- Bryce Bettis, DOPsychiatry Physician1699669374
- Joshua Camins, PH.D.Clinical Psychologist1790311017
- Ronald Kanwischer, CADCAddiction (Substance Use Disorder) Counselor1619955267
Verify John Yigit Demir in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 125088163Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96 psychiatry physician records list a practice address in Springfield
They are 96 of the 4,997 NPPES records with a practice address in Springfield, and 2,147 psychiatry physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 96 in Springfield → All 2,147 in Illinois → Every provider in Springfield →
Other psychiatry physician records in Illinois
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- Anthony Abadir, MDOak Park, IL1295312551
- Huma Abbas, M.D.Aurora, IL1609039163
- Jeff Abbott, M.D.Chicago, IL1265887509
- Kathryn AbbottChicago, IL1295537561
- Gil Abelita, MDBloomington, IL1619986551
- Dinuk Abeysekera, M.D.North Chicago, IL1366616534
- Patrick Abler, DOSpringfield, IL1770158537
- Rohit Abraham, MD, MPH, MATChicago, IL1013478932
- Richard AbramsChicago, IL1003992413
Common questions
What is John Yigit Demir's NPI number?
John Yigit Demir's National Provider Identifier (NPI) is 1831024744, issued on Jun 15, 2026. An NPI identifies a provider in billing; it is not a license.
Where is John Yigit Demir located?
The NPPES record lists a practice address at 319 E Madison St, Springfield, IL, 62701. Phone: (217) 545-8000. Providers update this record themselves, so call before visiting.
How can I verify John Yigit Demir's license?
NPPES lists Illinois license number 125088163, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.