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Repeat Stretching of the Voice Box Airway

Maryland rates for HCPCS 31529

A scope is passed into the voice box, and the windpipe below it when needed, and a narrowed section of the airway is stretched open with a balloon or dilator. It is used when scarring or swelling has tightened the airway, causing noisy or difficult breathing or a weak voice. This is a repeat stretching, carried out after an earlier one.

Rates data updated July 2026.

How much does Repeat Stretching of the Voice Box Airway cost?

$174

Typical facility fee. In Maryland, July 2026.

Insurers have agreed to pay about $174 for this service. Most negotiated rates run $151 to $275.

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 4 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $537 · 10th to 90th $537 to $7,586Professionalmedian $166 · 10th to 90th $145 to $275
$200.0$500.0$1.0K$2.0K$5.0Kfacility $537professional $166

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
$537.03
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1,698.24
Median
$1,698.24
Typical High
$1,698.24
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$144.54
Median
$165.96
Typical High
$275.42
United
Setting
Facility
Modifier
Global
Typical Low
$1,621.81
Median
$1,621.81
Typical High
$7,585.78

Where Maryland sits

The same service costs 60.3 times more in Indiana than in West Virginia. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Maryland $174 · 48th of 50
IN $9,333WV $155

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.