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Specialized Body Fluid Chemistry Test

Illinois rates for HCPCS 84392

This laboratory test measures the level of a specific chemical substance in a body fluid sample, as part of evaluating a person's metabolic, hormonal, or organ function. The exact substance measured depends on what a treating clinician is investigating. Results are interpreted alongside a person's symptoms and other test findings.

Rates data updated July 2026.

How much does Specialized Body Fluid Chemistry Test cost?

$5.50

Typical negotiated rate. In Illinois, July 2026.

Insurers have agreed to pay about $5.50 for this service. The price depends on where it is billed: about $4.27 from a physician practice, and about $10.96 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$4.27$4.07 to $5.50
FacilityA hospital or hospital-owned outpatient department$10.96$6.92 to $15.14

How much rates vary

Facilitymedian $11 · 10th to 90th $5 to $26Professionalmedian $4 · 10th to 90th $3 to $11
$5$10$20$50facility $11professional $4

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
$5.37
Median
$10.96
Typical High
$25.12
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.17
Median
$4.47
Typical High
$11.22
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$3.31
Median
$3.47
Typical High
$3.47
BCBS
Setting
Facility
Modifier
Global
Typical Low
$7.41
Median
$13.80
Typical High
$51.29
BCBS
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$3.80
Typical High
$5.50
Cigna
Setting
Facility
Modifier
Global
Typical Low
$5.37
Median
$11.75
Typical High
$25.12
Cigna
Setting
Professional
Modifier
Global
Typical Low
$2.88
Median
$6.31
Typical High
$10.00
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$6.03
Median
$9.77
Typical High
$37.15
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
$7.08
Median
$7.08
Typical High
$7.08
Molina
Setting
Professional
Modifier
Global
Typical Low
$3.02
Median
$3.02
Typical High
$5.50
United
Setting
Facility
Modifier
Global
Typical Low
$3.24
Median
$5.50
Typical High
$10.96
United
Setting
Professional
Modifier
Global
Typical Low
$2.29
Median
$3.47
Typical High
$5.50

Where Illinois sits

The same service costs 3.8 times more in West Virginia 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.

Illinois· 27th of 51

$5.50

WV $15.49DC $4.07

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.