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Unlisted Voice Box Procedure

Colorado rates for HCPCS 31599

A procedure on the larynx, the voice box in the front of the neck, that has no standard named entry of its own. The physician submits a written report describing exactly what was performed.

Rates data updated July 2026.

How much does Unlisted Voice Box Procedure cost?

$3,311

Typical negotiated rate. In Colorado, July 2026.

Insurers have agreed to pay about $3,311 for this service. The price depends on where it is billed: about $1,148 from a physician practice, and about $3,388 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$1,148$977 to $5,370
FacilityA hospital or hospital-owned outpatient department$3,388$2,692 to $5,888

How much rates vary

Facilitymedian $3,388 · 10th to 90th $1,318 to $9,120Professionalmedian $1,148 · 10th to 90th $977 to $6,457
$200$500$1K$2K$5K$10K$20Kfacility $3,388professional $1,148

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
$1,202.26
Median
$3,981.07
Typical High
$7,585.78
Aetna
Setting
Professional
Modifier
Global
Typical Low
$977.24
Median
$1,148.15
Typical High
$6,456.54
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$2,570.40
Median
$3,801.89
Typical High
$12,589.25
Cigna
Setting
Professional
Modifier
Global
Typical Low
$912.01
Median
$912.01
Typical High
$912.01
Denver HMP
Setting
Facility
Modifier
Global
Typical Low
$229.09
Median
$229.09
Typical High
$229.09
United
Setting
Facility
Modifier
Global
Typical Low
$676.08
Median
$1,412.54
Typical High
$2,691.53
United
Setting
Professional
Modifier
Global
Typical Low
$245.47
Median
$245.47
Typical High
$245.47

Where Colorado sits

The same service costs 39.8 times more in New Hampshire than in South Dakota. 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.

Colorado· 14th of 50

$3,311

NH $9,772SD $245

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.