Surgery and procedures CPT 42830 Illinois Outpatient

Adenoidectomy cost in Illinois

In Illinois, 8 hospitals publish a cash price for adenoid removal (adenoidectomy), child under 12: from $513.60 to $12,708.74, with a median of $10,980.00. The lowest price is at Trinity Medical Center (Rock Island). The highest price is 24.7× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 42830. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$513.60Trinity Medical Center
Median$10,980.00half pay less
Highest$12,708.74in Illinois
Lowest saves$10,466.40vs the median

Hospitals in Illinois, cheapest first

HospitalCash price List priceFile date
Trinity Medical Center lowest Rock Island · Davenport-Moline-Rock Island, IA-IL REMOVAL ADENOIDS,PRIMARY,<12 Y/O $513.60 $642.00 Jan 28, 2026
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Riverside Medical Center Kankakee · Kankakee, IL PRIMARY REMOVAL OF ADENOIDS (YOUNGER THAN 12 YEARS) $2,610.09 $9,805.00 —
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Mercy Medical Center Aurora · Chicago-Naperville-Elgin, IL-IN Removal of adenoids $3,535.00 $11,795.00 Sep 1, 2026
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Northwestern Medicine Kishwaukee Hospital DeKalb · Chicago-Naperville-Elgin, IL-IN HB Adenoidectomy Primary <Age 12 $10,430.37 $14,900.53 Apr 1, 2026
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Northwestern Lake Forest Hospital Lake Forest · Chicago-Naperville-Elgin, IL-IN HB Adenoidectomy Primary <Age 12 $11,529.63 $16,470.90 Apr 1, 2026
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Northwestern Medicine Delnor Hospital Geneva · Chicago-Naperville-Elgin, IL-IN HB Adenoidectomy Primary <Age 12 $12,354.74 $17,649.63 Apr 1, 2026
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Northwestern Medicine McHenry Hospital McHenry · Chicago-Naperville-Elgin, IL-IN HB Adenoidectomy Primary <Age 12 $12,600.97 $18,001.39 Apr 1, 2026
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Northwestern Medicine Central DuPage Hospital Winfield · Chicago-Naperville-Elgin, IL-IN HB Adenoidectomy Primary <Age 12 $12,708.74 $18,155.34 Apr 1, 2026
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By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro areaHospitals LowestMedian
Chicago-Naperville-Elgin, IL-IN 6 $3,535.00 $11,942.18
Davenport-Moline-Rock Island, IA-IL 1 $513.60 $513.60
Kankakee, IL 1 $2,610.09 $2,610.09

What it is

An adenoidectomy removes the adenoids, tissue behind the nose, for breathing problems, snoring or repeated ear infections in children.

What the price covers

The hospital price usually covers the operating room, recovery and supplies. The surgeon and anesthesia usually bill separately.

Adenoid removal (adenoidectomy), child under 12 in other states

Median cash price across the state's hospitals.