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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 October 2026.

How much does Chemistry Test For A Specific Substance cost?

$16.22

Typical negotiated rate. In Alabama, October 2026.

Insurers have agreed to pay about $16.22 for this service. The price depends on where it is billed: about $18.20 from a physician practice, and about $16.22 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$18.20$12.59 to $28.84
FacilityA hospital or hospital-owned outpatient department$16.22$15.85 to $16.22

How much rates vary

Facilitymedian $16 · 10th to 90th $16 to $21Professionalmedian $18 · 10th to 90th $10 to $29
$5$10$20$50$100facility $16professional $18

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$28.84
Median
$28.84
Typical High
$38.90
Aetna
Setting
Professional
Modifier
None
Typical Low
$19.50
Median
$28.84
Typical High
$28.84
BCBS Alabama
Setting
Facility
Modifier
None
Typical Low
$15.85
Median
$16.22
Typical High
$16.22
BCBS Alabama
Setting
Professional
Modifier
21 + 22 · Increased work + 24 · Unrelated visit after surgery + 31 + 55 · Aftercare only + 99 · Multiple modifiers
Typical Low
$16.22
Median
$19.95
Typical High
$23.99
Cigna
Setting
Facility
Modifier
None
Typical Low
$20.42
Median
$21.38
Typical High
$79.43
Cigna
Setting
Professional
Modifier
None
Typical Low
$12.02
Median
$14.45
Typical High
$134.90
United
Setting
Facility
Modifier
None
Typical Low
$9.12
Median
$22.91
Typical High
$83.18
United
Setting
Professional
Modifier
None
Typical Low
$10.47
Median
$12.59
Typical High
$19.05
2 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$10.47
Median
$14.45
Typical High
$14.45
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$4.17
Median
$5.75
Typical High
$5.75

Where Alabama sits

The same service costs 3.5 times more in Kansas than in Alabama. 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.

Alabama· 51st of 51

$16.22

KS $57.54AL $16.22

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.