Male family medicine doctor in white coat smiling in a patient room.

Dennis J. Rademacher, MD, FAAFP

Family Medicine

About This Provider

Dr. Rademacher provides comprehensive evaluation and treatment in family medicine. He is board-certified in family medicine and addiction medicine.

Top 1% Patient Experience

This provider ranks in the top 1% nationally in patient experience, based on scores from the "Care Provider Overall" question on surveys completed with Press Ganey.



  • Tulane University School of Medicine, New Orleans, LA


  • Family Practice, University of Illinois College of Medicine, Chicago, IL

Board Certifications

  • Family Medicine
  • Addiction Medicine

Professional Memberships

  • American Medical Association
  • American Board of Addiction Medicine
  • American Society of Addiction Medicine
  • Illinois State Medical Society
  • American Academy of Family Physicians
  • Macon County Medical Society


Brick exterior medical office building in Decatur, Illinois

Springfield Clinic Decatur

250 West Kenwood Avenue

Decatur, IL 62526-4371

Closed • Opens at 7:00 AM