Surgery and procedures CPT 31295 Illinois Outpatient

Balloon sinuplasty, maxillary cost in Illinois

In Illinois, 10 hospitals publish a cash price for balloon dilation of the maxillary sinus opening, one side: from $1,382.98 to $44,951.34, with a median of $1,925.00. The lowest price is at Humboldt Park Health (Chicago). The highest price is 32.5× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 31295. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$1,382.98Humboldt Park Health
Median$1,925.00half pay less
Highest$44,951.34in Illinois
Lowest saves$542.02vs the median

Hospitals in Illinois, cheapest first

HospitalCash price List priceFile date
Humboldt Park Health lowest Chicago · Chicago-Naperville-Elgin, IL-IN Dilation of nasal sinus using an endoscope $1,382.98 $4,939.20 Aug 24, 2026
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Gottlieb Memorial Hospital one side Melrose Park · Chicago-Naperville-Elgin, IL-IN Sinus Endoscopy W/ Baln Dil Max Sinus Unilat $1,541.28 $8,112.00 Mar 31, 2026
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Loyola University Medical Center one side Maywood · Chicago-Naperville-Elgin, IL-IN Sinus Endoscopy W/ Baln Dil Max Sinus Unilat $1,865.76 $8,112.00 Mar 31, 2026
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Deaconess Illinois Crossroads Mount Vernon · Mount Vernon, IL PR NASAL/SINUS NDSC SURG W/DILATION MAXILLARY SINUS $1,925.00 $5,500.00 Feb 3, 2026
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Deaconess Illinois Union County Hospital Anna · Anna, IL PR NASAL/SINUS NDSC SURG W/DILATION MAXILLARY SINUS $1,925.00 $5,500.00 Feb 3, 2026
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Heartland Regional Medical Center Marion · Marion-Herrin, IL PR NASAL/SINUS NDSC SURG W/DILATION MAXILLARY SINUS $1,925.00 $5,500.00 Feb 3, 2026
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Trinity Medical Center Rock Island · Davenport-Moline-Rock Island, IA-IL PR NASAL/SINUS NDSC SURG W/DILATION MAXILLARY SINUS $4,571.20 $5,714.00 Jan 28, 2026
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Northwestern Medicine Kishwaukee Hospital DeKalb · Chicago-Naperville-Elgin, IL-IN Nasal/Sinus Ndsc Surg W/Dilation Maxillary Sinus $29,868.45 $42,669.21 Apr 1, 2026
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Northwestern Medicine Central DuPage Hospital Winfield · Chicago-Naperville-Elgin, IL-IN Nasal/Sinus Ndsc Surg W/Dilation Maxillary Sinus $37,891.64 $54,130.91 Apr 1, 2026
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Northwestern Lake Forest Hospital Lake Forest · Chicago-Naperville-Elgin, IL-IN Nasal/Sinus Ndsc Surg W/Dilation Maxillary Sinus $44,951.34 $64,216.20 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 $1,382.98 $15,867.10
Anna, IL 1 $1,925.00 $1,925.00
Davenport-Moline-Rock Island, IA-IL 1 $4,571.20 $4,571.20
Marion-Herrin, IL 1 $1,925.00 $1,925.00
Mount Vernon, IL 1 $1,925.00 $1,925.00

What it is

In this endoscopic procedure a small balloon is passed through the nose and inflated to widen the natural opening of the maxillary (cheek) sinus. It is used for chronic or repeated sinusitis that does not improve with medicine.

What the price covers

The listed price usually covers the procedure for one side; the balloon device may be listed as a separate supply. The surgeon and any anesthesia are billed separately.

Balloon dilation of the maxillary sinus opening, one side in other states

Median cash price across the state's hospitals.