C-reactive protein (CRP) cost in Illinois

Prices at 87 hospitals in Illinois, from their machine-readable files. Here the median cash price is $86 — 62% above the US median ($53), roughly 16.7× the Medicare rate.

Lowest cash prices

HospitalLocationCashInsurerCMS ratingER waitReadmit
Carle Bromenn Medical Center Normal, IL $16 $5 ★ 3/5 196 min —
Mc Donough District Hospital Macomb, IL $20 $12 ★ 3/5 145 min —
Carle Foundation Hospital Urbana, IL $22 $11 ★ 2/5 214 min —
Carle Hoopeston Regional Health Center Hoopeston, IL $23 $15 — — —
Carlinville Area Hospital Carlinville, IL $24 $82 ★ 2/5 124 min —
Alton Memorial Hospital Alton, IL $28 $28 ★ 4/5 196 min —
Gateway Regional Medical Center Granite City, IL $31 — ★ 2/5 140 min —
Saint Joseph Medical Center Joliet, IL $33 $6 ★ 1/5 197 min —
Presence St Marys Hospital Kankakee, IL $33 $6 ★ 4/5 137 min —
Presence Mercy Medical Center Aurora, IL $33 $6 ★ 3/5 189 min —
Presence Saints Mary and Elizabeth Medical Center Chicago, IL $33 $6 ★ 3/5 192 min —
Saint Joseph Hospital-Elgin Elgin, IL $33 $6 ★ 4/5 139 min —
Presence Saint Joseph Hospital-Chicago Chicago, IL $33 $6 ★ 4/5 146 min —
Riverside Medical Center Kankakee, IL $34 $5 ★ 4/5 167 min —
Advocate Sherman Hospital Elgin, IL $38 $13 ★ 4/5 193 min —
Advocate Trinity Hospital Chicago, IL $38 $26 ★ 2/5 247 min —
Advocate Illinois Masonic Medical Center Chicago, IL $38 $26 ★ 3/5 237 min —
Advocate Condell Medical Center Libertyville, IL $38 $21 ★ 4/5 214 min —
Advocate Christ Hospital & Medical Center Oak Lawn, IL $38 $25 ★ 3/5 229 min —
Advocate Lutheran General Hospital Park Ridge, IL $38 $26 ★ 4/5 216 min —
Advocate Good Samaritan Hospital Downers Grove, IL $38 $26 ★ 4/5 187 min —
Advocate Good Shepherd Hospital Barrington, IL $38 $26 ★ 5/5 194 min —
Carle Eureka Hospital Eureka, IL $48 $16 — 90 min —
Carle Health Methodist Hospital Peoria, IL $49 $7 ★ 2/5 213 min —
Trinity Rock Island Rock Island, IL $49 $5 ★ 3/5 172 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)
$112
Cash / self-pay
$86
Insurer-negotiated
$15
Medicare pays
$5
$27$150
Median cash $86  ·  Medicare $5  ·  bar = typical cash range (10th–90th percentile)
Is this a fair price?
1× Medicarefair ≈2×5×+

Typical cash price here is $86 — about 16.7× the Medicare rate ($5). High vs Medicare. A fair cash price is usually within ~2× Medicare ($10).

💡 Asking for the cash price instead of the $112 list price could save about $25 (23%).

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

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C-reactive protein (CRP) cost in other states

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