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Unlisted Windpipe Or Airway Procedure

Maryland rates for HCPCS 31899

A procedure involving the trachea, the windpipe, or the bronchi, the large breathing tubes leading into the lungs, that has no standard named entry of its own. The physician submits a written report describing exactly what was done.

Rates data updated July 2026.

How much does Unlisted Windpipe Or Airway Procedure cost?

$537

Typical facility fee. In Maryland, July 2026.

Insurers have agreed to pay about $537 for this service. Most negotiated rates run $537 to $1,698.

Few insurers publish rates for this combination, so treat this figure as a rough guide.

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 $537 · 10th to 90th $129 to $5,495Professionalmedian $1,698 · 10th to 90th $1,698 to $1,698
$200$500$1K$2K$5Kfacility $537professional $1,698

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
$537.03
Median
$537.03
Typical High
$5,495.41
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$1,698.24
Median
$1,698.24
Typical High
$1,698.24
United
Setting
Facility
Modifier
Global
Typical Low
$128.82
Median
$128.82
Typical High
$128.82

Where Maryland sits

The same service costs 38.9 times more in Wisconsin than in Wyoming. 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.

Maryland· 49th of 50

$537

WI $11,482WY $295

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.