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Carbon Monoxide Level Through The Skin

Illinois rates for HCPCS 88740

Measures how much of the blood's oxygen-carrying pigment is bound up with carbon monoxide, using a sensor resting on the skin instead of a needle. It gives a reading within moments and is used when carbon monoxide poisoning is suspected, for example after smoke inhalation or exposure to a faulty heater.

Rates data updated July 2026.

How much does Carbon Monoxide Level Through The Skin cost?

$8.13

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $8.13 for this service. The price depends on where it is billed: about $7.24 from a physician practice, and about $14.79 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$7.24$5.75 to $9.33
FacilityA hospital or hospital-owned outpatient department$14.79$9.55 to $19.05

How much rates vary

Facilitymedian $15 · 10th to 90th $8 to $26Professionalmedian $7 · 10th to 90th $3 to $17
$5$10$20$50$100facility $15professional $7

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
$7.76
Median
$14.79
Typical High
$19.05
Aetna
Setting
Professional
Modifier
Global
Typical Low
$6.61
Median
$8.13
Typical High
$19.05
BCBS
Setting
Facility
Modifier
Global
Typical Low
$10.23
Median
$15.14
Typical High
$87.10
BCBS
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$6.03
Typical High
$7.24
Cigna
Setting
Facility
Modifier
Global
Typical Low
$9.12
Median
$19.50
Typical High
$43.65
Cigna
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$10.23
Typical High
$14.45
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$9.77
Median
$16.98
Typical High
$39.81
Hally Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$12.30
Median
$12.30
Typical High
$12.30
United
Setting
Facility
Modifier
Global
Typical Low
$3.39
Median
$9.33
Typical High
$18.62
United
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$7.41
Typical High
$10.00

Where Illinois sits

The same service costs 2.7 times more in South Dakota than in Florida. 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.

Illinois· 34th of 51

$8.13

SD $17.78FL $6.61

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.