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Chemistry Test For A Specific Substance

Alabama rates for HCPCS 84285

A laboratory chemistry test that measures how much of one particular substance is present in a sample sent to the lab. It is ordered when the amount of that substance is expected to answer a specific question about a person's health, and the result is read together with the rest of the picture.

Rates data updated July 2026.

How much does Chemistry Test For A Specific Substance cost?

$22.39

Typical negotiated rate. In Alabama, July 2026.

Insurers have agreed to pay about $22.39 for this service. The price depends on where it is billed: about $22.39 from a physician practice, and about $23.99 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 4 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$22.39$19.50 to $28.84
FacilityA hospital or hospital-owned outpatient department$23.99$17.78 to $28.84

How much rates vary

Facilitymedian $24 · 10th to 90th $15 to $38Professionalmedian $22 · 10th to 90th $17 to $29
$10.0$100.0$1.0Kfacility $24professional $22

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
$25.12
Median
$28.84
Typical High
$38.90
Aetna
Setting
Professional
Modifier
Global
Typical Low
$16.60
Median
$22.39
Typical High
$28.84
BCBS
Setting
Facility
Modifier
Global
Typical Low
$15.14
Median
$18.20
Typical High
$23.99
BCBS
Setting
Professional
Modifier
Global
Typical Low
$16.22
Median
$16.22
Typical High
$23.99
Cigna
Setting
Facility
Modifier
Global
Typical Low
$19.95
Median
$24.55
Typical High
$79.43
Cigna
Setting
Professional
Modifier
Global
Typical Low
$11.22
Median
$14.13
Typical High
$85.11
United
Setting
Facility
Modifier
Global
Typical Low
$13.80
Median
$22.91
Typical High
$30.20
United
Setting
Professional
Modifier
Global
Typical Low
$10.47
Median
$13.80
Typical High
$33.11

Where Alabama sits

The same service costs 2.5 times more in South Dakota than in Maryland. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Alabama $22.39 · 38th of 51
SD $47.86MD $19.05

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.