Free & Low-Cost Clinics in Decatur, IL

Who runs these clinics

2 health-center organizations run the 5 clinics in Decatur. Figures are each organization's own federal report for all its sites (HRSA UDS 2025), not this city alone.

• Community Health Improvement Center — 4 sites here. 15,061 patients in 2025, 10% uninsured; also provided mental health, substance use care.
• Southern Illinois University School Of Medicine — 1 site here, 16 in total. 54,431 patients in 2025, 6% uninsured; also provided dental, mental health, substance use care.

Health centers near Decatur

• Taylorville (2) · 27 mi
• Arthur (1) · 27 mi
• Lincoln (1) · 30 mi
• Springfield (11) · 36 mi

New to community health centers?

• How the sliding-fee scale works — and how to qualify
• What to bring to your first visit
• Getting care with no insurance

Decatur at a Glance

Every clinic listed above is a federally funded community health center — it treats you with or without insurance, regardless of immigration status, and charges on a sliding-fee scale based on income. Here's what the HRSA and federal NPI registry data shows for Decatur specifically:

• 15,613 patients living in the ZIP codes 62521, 62523, 62526 were seen at federally funded health centers in 2025; 8% of them had no insurance.
• 1 of 5 is a school-based site — these usually see enrolled students first, so call before going if you're not a student.
• 1 of 5 is a mobile clinic — call to find where and when it stops.
• 1 of 5 is open only part of the year.
• 5 of 5 clinics list a direct phone number you can call ahead.
• 2 of 5 clinics list a website.
• 1 of 5 is part of a program that reports dental services in federal UDS data (program-level, not per-site — call to confirm dental is offered at this address).
• Reported weekly hours: 2 clinics report 40+ hrs/week, 1 report 20–39 hrs/week, 2 report under 20 hrs/week.