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Carbon Dioxide (Bicarbonate) Blood Test

Washington rates for HCPCS 82374

This blood test measures the level of bicarbonate, a form of carbon dioxide dissolved in the blood that helps keep the body's acid-base balance in a healthy range. It's a routine part of a basic metabolic panel and helps evaluate kidney function, breathing problems, and overall chemical balance in the blood. An abnormal result can point to a range of issues, from dehydration to a lung or kidney condition.

Rates data updated July 2026.

How much does Carbon Dioxide (Bicarbonate) Blood Test cost?

$5.89

Typical negotiated rate. In Washington, July 2026.

Insurers have agreed to pay about $5.89 for this service. The price depends on where it is billed: about $4.57 from a physician practice, and about $8.91 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 9 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$4.57$4.37 to $6.46
FacilityA hospital or hospital-owned outpatient department$8.91$5.37 to $13.49

How much rates vary

Facilitymedian $9 · 10th to 90th $5 to $25Professionalmedian $5 · 10th to 90th $4 to $8
$2$5$10$20$50facility $9professional $5

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
$4.79
Median
$11.22
Typical High
$48.98
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.57
Median
$5.75
Typical High
$32.36
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$2.95
Median
$2.95
Typical High
$3.39
Asuris Northwest Health
Setting
Facility
Modifier
Global
Typical Low
$4.90
Median
$6.17
Typical High
$13.49
Asuris Northwest Health
Setting
Professional
Modifier
Global
Typical Low
$3.63
Median
$4.37
Typical High
$5.01
Cigna
Setting
Facility
Modifier
Global
Typical Low
$5.13
Median
$10.47
Typical High
$17.38
Cigna
Setting
Professional
Modifier
Global
Typical Low
$3.02
Median
$5.25
Typical High
$7.59
Molina
Setting
Professional
Modifier
Global
Typical Low
$3.09
Median
$4.27
Typical High
$64.57
Pacific Source
Setting
Facility
Modifier
Global
Typical Low
$4.90
Median
$4.90
Typical High
$10.00
Pacific Source
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$4.90
Typical High
$5.62
Premera BCBS
Setting
Facility
Modifier
Global
Typical Low
$4.90
Median
$8.51
Typical High
$13.49
Premera BCBS
Setting
Professional
Modifier
Global
Typical Low
$4.37
Median
$4.37
Typical High
$5.89
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$4.90
Median
$7.24
Typical High
$13.18
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$3.63
Median
$4.37
Typical High
$4.90
United
Setting
Facility
Modifier
Global
Typical Low
$4.68
Median
$5.89
Typical High
$5.89
United
Setting
Professional
Modifier
Global
Typical Low
$2.04
Median
$2.45
Typical High
$5.89

Where Washington sits

The same service costs 3.0 times more in Iowa than in Washington, DC. 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.

Washington· 25th of 51

$5.89

IA $10.96DC $3.63

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.