Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John Yigit Demir

Individual provider Psychiatry Physician · NPI 1831024744

John Yigit Demir is a Psychiatry Physician in Springfield, Illinois. Licensed in Illinois. Registered with an NPI since 2026.

Licensed in
IL
In the registry since
2026

Practice location Address checks out

319 E Madison St
Springfield, IL 62701-1035
Phone: (217) 545-8000
Fax: (217) 545-2275
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 125088163 (IL)

Record details

NPI number1831024744
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJune 15, 2026
Last updated in NPPESJune 17, 2026
Certification dateJune 17, 2026
Mailing addressPo Box 19642, Springfield, IL 62794-9642

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