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Sphenoid Sinus Surgery (Sinusotomy)

Washington, DC rates for HCPCS 31050

Opens the sphenoid sinus, an air pocket in the skull sitting deep behind the nose, so that trapped fluid or infection can drain. A small piece of the sinus lining may also be taken at the same time and sent for laboratory examination.

Rates data updated July 2026.

How much does Sphenoid Sinus Surgery (Sinusotomy) cost?

$646

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

Insurers have agreed to pay about $646 for this service. Most negotiated rates run $603 to $4,074.

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 $4,074 · 10th to 90th $646 to $7,762Professionalmedian $646 · 10th to 90th $550 to $1,072
$500$1K$2K$5K$10K$20Kfacility $4,074professional $646

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
$645.65
Median
$4,073.80
Typical High
$7,762.47
Aetna
Setting
Professional
Modifier
Global
Typical Low
$549.54
Median
$645.65
Typical High
$645.65
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$549.54
Median
$5,495.41
Typical High
$10,715.19
Cigna
Setting
Professional
Modifier
Global
Typical Low
$478.63
Median
$630.96
Typical High
$1,412.54
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$512.86
Median
$537.03
Typical High
$1,202.26
United
Setting
Facility
Modifier
Global
Typical Low
$4,073.80
Median
$13,182.57
Typical High
$34,673.69
United
Setting
Professional
Modifier
Global
Typical Low
$446.68
Median
$741.31
Typical High
$1,412.54

Where Washington, DC sits

The same service costs 8.7 times more in California than in Delaware. 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· 45th of 51

$646

CA $4,365DE $501

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.