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Chemistry Test For A Specific Substance

Montana 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?

$36.31

Typical negotiated rate. In Montana, October 2026.

Insurers have agreed to pay about $36.31 for this service. The price depends on where it is billed: about $32.36 from a physician practice, and about $42.66 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$32.36$15.14 to $36.31
FacilityA hospital or hospital-owned outpatient department$42.66$38.02 to $48.98

How much rates vary

Facilitymedian $43 · 10th to 90th $36 to $55Professionalmedian $32 · 10th to 90th $10 to $46
$10$20$50$100facility $43professional $32

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
Professional
Modifier
None
Typical Low
$28.84
Median
$28.84
Typical High
$28.84
Cigna
Setting
Facility
Modifier
None
Typical Low
$36.31
Median
$38.02
Typical High
$74.13
Cigna
Setting
Professional
Modifier
None
Typical Low
$28.84
Median
$36.31
Typical High
$36.31
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$31.62
Median
$42.66
Typical High
$54.95
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$33.88
Median
$38.02
Typical High
$45.71
Providence
Setting
Facility
Modifier
None
Typical Low
$36.31
Median
$36.31
Typical High
$74.13
Providence
Setting
Professional
Modifier
None
Typical Low
$22.91
Median
$22.91
Typical High
$36.31
United
Setting
Professional
Modifier
None
Typical Low
$10.47
Median
$10.47
Typical High
$25.12

Where Montana 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.

Montana· 8th of 51

$36.31

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.