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Chemistry Test For A Specific Substance

Florida 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?

$21.88

Typical negotiated rate. In Florida, July 2026.

Insurers have agreed to pay about $21.88 for this service. The price depends on where it is billed: about $20.42 from a physician practice, and about $58.88 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$20.42$19.50 to $21.88
FacilityA hospital or hospital-owned outpatient department$58.88$25.12 to $89.13

How much rates vary

Facilitymedian $59 · 10th to 90th $22 to $135Professionalmedian $20 · 10th to 90th $18 to $26
$5.0$10.0$20.0$50.0$100.0$200.0$500.0facility $59professional $20

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
$21.88
Median
$72.44
Typical High
$125.89
Aetna
Setting
Professional
Modifier
Global
Typical Low
$19.50
Median
$20.42
Typical High
$26.30
AvMed
Setting
Facility
Modifier
Global
Typical Low
$22.39
Median
$25.12
Typical High
$29.51
AvMed
Setting
Professional
Modifier
Global
Typical Low
$19.95
Median
$25.12
Typical High
$33.11
Cigna
Setting
Facility
Modifier
Global
Typical Low
$16.60
Median
$28.84
Typical High
$72.44
Cigna
Setting
Professional
Modifier
Global
Typical Low
$12.88
Median
$26.30
Typical High
$46.77
Florida Blue
Setting
Facility
Modifier
Global
Typical Low
$24.55
Median
$46.77
Typical High
$181.97
Florida Blue
Setting
Professional
Modifier
Global
Typical Low
$15.14
Median
$15.14
Typical High
$32.36
Molina
Setting
Professional
Modifier
Global
Typical Low
$3.55
Median
$14.45
Typical High
$17.78
United
Setting
Facility
Modifier
Global
Typical Low
$10.47
Median
$22.91
Typical High
$28.84
United
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$13.80
Typical High
$33.11
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$17.38
Median
$17.78
Typical High
$25.12

Where Florida 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.

Florida $21.88 · 39th 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.