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Unlisted Surgical Procedure On The Sinuses

Washington, DC 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?

$2,570

Typical facility fee. In Washington, DC, July 2026.

Insurers have agreed to pay about $2,570 for this service. Most negotiated rates run $1,096 to $6,026.

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 3 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $4,074 · 10th to 90th $251 to $7,762Professionalmedian $2,570 · 10th to 90th $295 to $6,457
$200$500$1K$2K$5Kfacility $4,074professional $2,570

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. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$251.19
Median
$4,073.80
Typical High
$7,762.47
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$295.12
Median
$2,570.40
Typical High
$6,456.54
United
Setting
Facility
Modifier
Global
Typical Low
$165.96
Median
$977.24
Typical High
$1,548.82

Where Washington, DC 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.

Washington, DC· 32nd of 49

$2,570

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.