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Chemistry Test For A Specific Substance

Kentucky 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?

$19.95

Typical negotiated rate. In Kentucky, July 2026.

Insurers have agreed to pay about $19.95 for this service. The price depends on where it is billed: about $19.95 from a physician practice, and about $22.91 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 5 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$19.95$19.50 to $23.44
FacilityA hospital or hospital-owned outpatient department$22.91$20.89 to $50.12

How much rates vary

Facilitymedian $23 · 10th to 90th $20 to $60Professionalmedian $20 · 10th to 90th $13 to $36
$5.0$10.0$20.0$50.0$100.0facility $23professional $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
$19.95
Median
$20.89
Typical High
$60.26
Aetna
Setting
Professional
Modifier
Global
Typical Low
$19.95
Median
$20.89
Typical High
$104.71
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$19.95
Median
$25.12
Typical High
$26.30
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$11.75
Median
$19.50
Typical High
$32.36
CareSource
Setting
Facility
Modifier
Global
Typical Low
$25.12
Median
$30.20
Typical High
$35.48
CareSource
Setting
Professional
Modifier
Global
Typical Low
$25.12
Median
$31.62
Typical High
$50.12
Cigna
Setting
Facility
Modifier
Global
Typical Low
$19.50
Median
$50.12
Typical High
$53.70
Cigna
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$154.88
Typical High
$154.88
United
Setting
Facility
Modifier
Global
Typical Low
$3.16
Median
$25.12
Typical High
$25.12
United
Setting
Professional
Modifier
Global
Typical Low
$10.00
Median
$19.95
Typical High
$33.11

Where Kentucky 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.

Kentucky $19.95 · 48th 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.