John Yigit Demir

Psychiatry Physician · Springfield, IL

Individual Active NPI

NPI number 1831024744

Practice location

319 E Madison St
Springfield, IL 62701-1035
Phone
(217) 545-8000
Fax
(217) 545-2275

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NPI record

NPI
1831024744
Entity type
Individual (Type 1)
Enumeration date
June 15, 2026
Last updated
June 17, 2026
Certified
June 17, 2026
Sole proprietor
No

Specialties & taxonomy codes

TaxonomyCodeLicenseState
Psychiatry Physician Primary 2084P0800X 125088163 IL

Mailing address

PO Box 19642
Springfield, IL 62794-9642
Phone
(217) 545-8000
Fax
(217) 545-2275

About John Demir

John Yigit Demir is a healthcare provider registered in the NPI registry with the primary taxonomy Psychiatry Physician (code 2084P0800X). The practice location is 319 E Madison St, Springfield, IL 62701-1035. The NPI number 1831024744 was assigned on June 15, 2026 and the record was last updated on June 17, 2026.

John Demir lists a license in the registry: #125088163 (IL) for Psychiatry Physician. License numbers are self-reported to NPPES; verify them with the state licensing board.

Frequently asked questions

What is the NPI number of John Yigit Demir?

The NPI number is 1831024744.

What is the phone number of John Demir?

The phone number listed for the practice location is (217) 545-8000.

Where is John Demir located?

319 E Madison St, Springfield, IL 62701-1035.

What is the taxonomy code for John Demir?

The primary taxonomy code is 2084P0800X – Psychiatry Physician.

Is this information correct?

All details come from the public NPPES registry. Providers can update their record at nppes.cms.hhs.gov; changes appear here after the next weekly update.

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