How Much Does CT Scan (Computed Tomography) Cost in Illinois?
The average cost of ct scan (computed tomography) in Illinois is $820 without insurance. With insurance, you can expect to pay around $258 — saving 69%.
Without Insurance
$820
With Insurance
$258
Medicare
$184
National Average
$600
Cost by City
| City | Without Insurance | With Insurance | Medicare |
|---|---|---|---|
| Chicago | $900 | $282 | $200 |
| Springfield | $760 | $238 | $170 |
| Rockford | $740 | $232 | $166 |
Nearby States
How to Save
- 1. Ask for the cash/self-pay price — often 40-60% less than the billed price.
- 2. Compare prices between hospitals and freestanding centers.
- 3. Check if your insurance covers the procedure and what your copay will be.
- 4. Ask about payment plans or financial assistance programs.
- 5. Consider nearby states — prices can vary significantly across state lines.
Data sourced from CMS Medicare Provider Utilization and Payment Data 2025. Last updated: 2026-03-01. This information is for educational purposes only and does not constitute medical advice. This website is for informational purposes only and does not constitute medical advice. Always consult a qualified healthcare professional.