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Chemistry Test For A Specific Substance

Missouri 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?

$29.51

Typical negotiated rate. In Missouri, October 2026.

Insurers have agreed to pay about $29.51 for this service. The price depends on where it is billed: about $24.55 from a physician practice, and about $45.71 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$24.55$15.14 to $48.98
FacilityA hospital or hospital-owned outpatient department$45.71$30.90 to $89.13

How much rates vary

Facilitymedian $46 · 10th to 90th $25 to $120Professionalmedian $25 · 10th to 90th $12 to $49
$10$20$50$100$200facility $46professional $25

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
$21.38
Median
$32.36
Typical High
$46.77
Aetna
Setting
Professional
Modifier
None
Typical Low
$21.38
Median
$21.88
Typical High
$24.55
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$25.12
Median
$25.12
Typical High
$117.49
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$11.75
Median
$39.81
Typical High
$61.66
BCBS Kansas City
Setting
Facility
Modifier
None
Typical Low
$35.48
Median
$46.77
Typical High
$89.13
Cigna
Setting
Facility
Modifier
None
Typical Low
$30.90
Median
$54.95
Typical High
$134.90
Cigna
Setting
Professional
Modifier
None
Typical Low
$13.80
Median
$28.84
Typical High
$50.12
Medica
Setting
Facility
Modifier
None
Typical Low
$22.91
Median
$43.65
Typical High
$120.23
Medica
Setting
Professional
Modifier
None
Typical Low
$11.22
Median
$17.78
Typical High
$31.62
United
Setting
Facility
Modifier
None
Typical Low
$22.91
Median
$22.91
Typical High
$22.91
United
Setting
Professional
Modifier
None
Typical Low
$10.47
Median
$17.38
Typical High
$33.88
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
$10.72
Median
$10.96
Typical High
$14.45
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$4.27
Median
$4.37
Typical High
$5.75

Where Missouri 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.

Missouri· 15th of 51

$29.51

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.