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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 July 2026.

How much does Chemistry Test For A Specific Substance cost?

$33.88

Typical negotiated rate. In Montana, July 2026.

Insurers have agreed to pay about $33.88 for this service. The price depends on where it is billed: about $32.36 from a physician practice, and about $38.02 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$32.36$28.84 to $74.13
FacilityA hospital or hospital-owned outpatient department$38.02$31.62 to $48.98

How much rates vary

Facilitymedian $38 · 10th to 90th $25 to $76Professionalmedian $32 · 10th to 90th $16 to $166
$10.0$20.0$50.0$100.0facility $38professional $32

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
Professional
Modifier
Global
Typical Low
$28.84
Median
$28.84
Typical High
$165.96
Cigna
Setting
Facility
Modifier
Global
Typical Low
$36.31
Median
$42.66
Typical High
$144.54
Cigna
Setting
Professional
Modifier
Global
Typical Low
$16.22
Median
$28.84
Typical High
$36.31
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$25.12
Median
$33.88
Typical High
$75.86
MountainHealth Co-op
Setting
Professional
Modifier
Global
Typical Low
$25.12
Median
$33.88
Typical High
$75.86
Providence
Setting
Facility
Modifier
Global
Typical Low
$33.88
Median
$48.98
Typical High
$144.54
Providence
Setting
Professional
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$36.31
United
Setting
Facility
Modifier
Global
Typical Low
$25.12
Median
$25.12
Typical High
$25.12
United
Setting
Professional
Modifier
Global
Typical Low
$10.47
Median
$13.49
Typical High
$33.11

Where Montana 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.

Montana $33.88 · 6th 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.