Breathing Response To Carbon Dioxide Test

North Carolina rates for HCPCS 94400

A test of how strongly your breathing increases when the carbon dioxide level in the air you breathe is raised. You breathe through a mouthpiece while the gas mixture is adjusted and the depth and rate of your breathing are recorded, showing how sensitively the body's breathing control responds.

Rates data updated October 2026.

How much does Breathing Response To Carbon Dioxide Test cost?

$69.18

Typical negotiated rate. In North Carolina, October 2026.

Insurers have agreed to pay about $69.18 for this service. Most negotiated rates run $69.18 to $69.18.

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

Professionalmedian $69 · 10th to 90th $59 to $69

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier	Facility/Professional	Modifier	Typical Low	Median	Typical High
Cigna Setting Professional Modifier None Typical Low $204.17 Median $204.17 Typical High $204.17	Professional	None	$204.17	$204.17	$204.17
Medcost Setting Professional Modifier None Typical Low $69.18 Median $69.18 Typical High $69.18	Professional	None	$69.18	$69.18	$69.18
Oscar Health Setting Professional Modifier None Typical Low $58.88 Median $58.88 Typical High $63.10	Professional	None	$58.88	$58.88	$63.10

Where North Carolina sits

The same service costs 22.4 times more in Hawaii than in South Carolina. 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.

North Carolina· 27th of 34

$69.18

HI $676SC $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.