Endeavor Health Northwest Community Hospital Arlington Heights
$9,635
1.3×
1
2026-04-01
University of Chicago Medical Center Chicago
$9,848
1.3×
2
2026-04-01
Endeavor Health Edward Hospital Naperville
$12,184
1.6×
1
2026-04-01
CPT 31255
Hospital
Median across insurers
× Medicare
Insurers
File date
Endeavor Health Northwest Community Hospital Arlington Heights
$5,081
0.7×
3
2026-04-01
Endeavor Health Edward Hospital Naperville
$8,158
1.1×
2
2026-04-01
Endeavor Health Evanston Hospital Evanston
$8,182
1.1×
2
2026-04-01
Endeavor Health Elmhurst Hospital Elmhurst
$8,992
1.2×
2
2026-04-01
University of Chicago Medical Center Chicago
$11,462
1.5×
2
2026-04-01
CPT 31256
Hospital
Median across insurers
× Medicare
Insurers
File date
Endeavor Health Northwest Community Hospital Arlington Heights
$3,751
0.9×
3
2026-04-01
Endeavor Health Edward Hospital Naperville
$5,022
1.3×
2
2026-04-01
Endeavor Health Elmhurst Hospital Elmhurst
$5,720
1.4×
2
2026-04-01
Endeavor Health Evanston Hospital Evanston
$5,908
1.5×
2
2026-04-01
University of Chicago Medical Center Chicago
$7,798
1.9×
2
2026-04-01
CPT 31276
Hospital
Median across insurers
× Medicare
Insurers
File date
Endeavor Health Northwest Community Hospital Arlington Heights
$6,835
0.9×
2
2026-04-01
Endeavor Health Evanston Hospital Evanston
$7,188
0.9×
2
2026-04-01
Endeavor Health Edward Hospital Naperville
$8,158
1.1×
2
2026-04-01
Endeavor Health Elmhurst Hospital Elmhurst
$8,992
1.2×
2
2026-04-01
University of Chicago Medical Center Chicago
$11,462
1.5×
2
2026-04-01
Questions
How much do insurers pay for sinus surgery (endoscopic) in Illinois?
5 Illinois hospitals post usable commercial rates for sinus surgery (endoscopic) in their federal price-transparency files. For CPT 31267, hospital outpatient, the median across 5 hospitals is $9,635, 1.3× each hospital's local Medicare base rate. Your share depends on your plan's deductible and coinsurance; the surgeon and anesthesia bill separately.