Creatine kinase (CK) test cost in Illinois

Prices at 89 hospitals in Illinois, from their machine-readable files. Here the median cash price is $76 — 53% above the US median ($50), roughly 11.7× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
John H Stroger Jr Hospital Chicago, IL $12 $8 ★ 2/5 293 min —
Provident Hospital of Chicago Chicago, IL $12 $8 — 190 min —
Carle Foundation Hospital Urbana, IL $27 $13 ★ 2/5 214 min —
Carle Health Proctor Hospital Peoria, IL $28 $9 ★ 3/5 150 min —
Carle Health Pekin Hospital Pekin, IL $28 $10 ★ 3/5 115 min —
Carle Hoopeston Regional Health Center Hoopeston, IL $28 $22 — — —
Alton Memorial Hospital Alton, IL $28 $28 ★ 4/5 196 min —
Saint Joseph Medical Center Joliet, IL $28 $7 ★ 1/5 197 min —
Presence St Marys Hospital Kankakee, IL $28 $7 ★ 4/5 137 min —
Presence Mercy Medical Center Aurora, IL $28 $7 ★ 3/5 189 min —
Presence Saints Mary and Elizabeth Medical Center Chicago, IL $28 $7 ★ 3/5 192 min —
Saint Joseph Hospital-Elgin Elgin, IL $28 $7 ★ 4/5 139 min —
Presence Saint Joseph Hospital-Chicago Chicago, IL $28 $7 ★ 4/5 146 min —
Mc Donough District Hospital Macomb, IL $33 $46 ★ 3/5 145 min —
University of Illinois Hospital and Clinics Chicago, IL $33 $7 ★ 4/5 298 min —
Riverside Medical Center Kankakee, IL $34 $7 ★ 4/5 167 min —
Carle Health Methodist Hospital Peoria, IL $34 $8 ★ 2/5 213 min —
Trinity Rock Island Rock Island, IL $34 $7 ★ 3/5 172 min —
Touchette Regional Hospital Inc Centreville, IL $52 $8 — 126 min —
Mason District Hospital Havana, IL $55 $20 — 104 min —
Advocate Sherman Hospital Elgin, IL $55 $18 ★ 4/5 193 min —
Advocate Trinity Hospital Chicago, IL $55 $34 ★ 2/5 247 min —
Advocate Illinois Masonic Medical Center Chicago, IL $55 $34 ★ 3/5 237 min —
Advocate Condell Medical Center Libertyville, IL $55 $26 ★ 4/5 214 min —
Advocate Christ Hospital & Medical Center Oak Lawn, IL $55 $34 ★ 3/5 229 min —

CMS rating = overall hospital star rating (1–5); ER wait = median minutes in the emergency department; Readmit = 30-day readmission rate (lower is better) — all from Medicare’s Care Compare; “—” = not reported. Data last updated October 2026. Prices from hospitals’ machine-readable files (45 CFR §180); Medicare benchmark from CMS PFS/CLFS/IPPS. Prices below 15% of the median are excluded as likely partial or mis-coded charges. Estimates — confirm with the hospital. Report an incorrect price.

Price comparison (median)

Chargemaster (list price)
$116
Cash / self-pay
$76
Insurer-negotiated
$18
Medicare pays
$7
$28$185
Median cash $76  ·  Medicare $7  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $76 — about 11.7× the Medicare rate ($7). High vs Medicare. A fair cash price is usually within ~2× Medicare ($13).

💡 Asking for the cash price instead of the $116 list price could save about $40 (34%).

Estimate what you’ll pay
Quick fill:

Rough estimate from this procedure’s median insurer-negotiated rate. Your actual cost depends on your plan — confirm with your insurer.

By city

Creatine kinase (CK) test cost in other states

All Creatine kinase (CK) test prices (national) → · All hospitals in Illinois →