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Unlisted Surgical Procedure On The Sinuses

Illinois rates for HCPCS 31299

Covers an operation on the paranasal sinuses — the air-filled spaces in the bones around the nose and eyes — that has no standard named entry of its own. It is used when the surgery performed does not match any established named sinus procedure, and the surgeon provides a written description of what was done.

Rates data updated July 2026.

How much does Unlisted Surgical Procedure On The Sinuses cost?

$2,692

Typical facility fee. In Illinois, July 2026.

Insurers have agreed to pay about $2,692 for this service. Most negotiated rates run $1,023 to $5,129.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 5 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $1,622 · 10th to 90th $302 to $9,772Professionalmedian $3,236 · 10th to 90th $525 to $7,079
$1$10$100$1K$10Kfacility $1,622professional $3,236

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$1,023.29
Median
$3,235.94
Typical High
$9,772.37
Aetna
Setting
Professional
Modifier
Global
Typical Low
$524.81
Median
$3,388.44
Typical High
$7,079.46
BCBS
Setting
Facility
Modifier
Global
Typical Low
$302.00
Median
$338.84
Typical High
$407.38
Cigna
Setting
Facility
Modifier
Global
Typical Low
$7,413.10
Median
$12,022.64
Typical High
$13,182.57
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$120.23
Median
$199.53
Typical High
$346.74
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
United
Setting
Facility
Modifier
Global
Typical Low
$204.17
Median
$645.65
Typical High
$2,137.96

Where Illinois sits

The same service costs 416.9 times more in Wisconsin than in Hawaii. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Illinois· 31st of 49

$2,692

WI $12,303HI $29.51

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.