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Anesthesia Complicated by Whole-Body Cooling

Colorado rates for HCPCS 99116

Covers the extra anesthesia work when the patient's whole body is deliberately cooled well below normal temperature during an operation, a technique used to protect the brain and organs while circulation is reduced or stopped. Cooling and rewarming add substantial monitoring and management for the anesthesia team. It is billed in addition to the main anesthesia service.

Rates data updated July 2026.

How much does Anesthesia Complicated by Whole-Body Cooling cost?

$50.12

Typical negotiated rate. In Colorado, July 2026.

Insurers have agreed to pay about $50.12 for this service. The price depends on where it is billed: about $50.12 from a physician practice, and about $479 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 7 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$50.12$44.67 to $339
FacilityA hospital or hospital-owned outpatient department$479$380 to $537

How much rates vary

Facilitymedian $479 · 10th to 90th $45 to $3,090Professionalmedian $50 · 10th to 90th $40 to $661
$50$100$200$500$1K$2K$5Kfacility $479professional $50

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
$44.67
Median
$478.63
Typical High
$537.03
Aetna
Setting
Professional
Modifier
Global
Typical Low
$38.02
Median
$47.86
Typical High
$870.96
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$123.03
Median
$223.87
Typical High
$380.19
Cigna
Setting
Professional
Modifier
Global
Typical Low
$251.19
Median
$371.54
Typical High
$512.86
Denver HMP
Setting
Facility
Modifier
Global
Typical Low
$2,089.30
Median
$3,311.31
Typical High
$4,786.30
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$338.84
Median
$338.84
Typical High
$338.84
Select Health
Setting
Professional
Modifier
Global
Typical Low
$229.09
Median
$269.15
Typical High
$446.68
United
Setting
Facility
Modifier
Global
Typical Low
$66.07
Median
$66.07
Typical High
$66.07
United
Setting
Professional
Modifier
Global
Typical Low
$30.90
Median
$47.86
Typical High
$316.23

Where Colorado sits

The same service costs 13.8 times more in Nebraska 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.

Colorado· 30th of 51

$50.12

NE $417DE $30.20

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.