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Breathing Response To Carbon Dioxide Test

North Dakota 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 rates vary

Professionalmedian $117 · 10th to 90th $81 to $479
$100$200$500professional $117

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

Rates by insurance carrier

Insurance Carrier
Cigna
Setting
Professional
Modifier
None (both parts)
Typical Low
$81.28
Median
$117.49
Typical High
$144.54
Cigna
Setting
Professional
Modifier
26 · Professional part
Typical Low
$28.18
Median
$39.81
Typical High
$50.12
Cigna
Setting
Professional
Modifier
TC · Technical part
Typical Low
$53.70
Median
$77.62
Typical High
$95.50
Medica
Setting
Professional
Modifier
None (both parts)
Typical Low
$478.63
Median
$478.63
Typical High
$478.63