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Urine Trimethylamine And TMAO Test

Montana rates for HCPCS 0256U

Measures two related chemicals in urine — trimethylamine and its oxidized form, trimethylamine N-oxide — and reports them together as a paired profile. Trimethylamine is produced when gut bacteria break down certain foods, and the body normally converts it into trimethylamine N-oxide.

Rates data updated July 2026.

How much does Urine Trimethylamine And TMAO Test cost?

$209

Typical negotiated rate. In Montana, July 2026.

Insurers have agreed to pay about $209 for this service. The price depends on where it is billed: about $209 from a physician practice, and about $200 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$209$158 to $3,715
FacilityA hospital or hospital-owned outpatient department$200$200 to $257

How much rates vary

Facilitymedian $200 · 10th to 90th $158 to $490Professionalmedian $209 · 10th to 90th $68 to $3,715
$100$200$500$1K$2Kfacility $200professional $209

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
$3,715.35
Median
$3,715.35
Typical High
$3,715.35
Cigna
Setting
Facility
Modifier
Global
Typical Low
$234.42
Median
$234.42
Typical High
$234.42
Cigna
Setting
Professional
Modifier
Global
Typical Low
$181.97
Median
$229.09
Typical High
$234.42
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$158.49
Median
$199.53
Typical High
$489.78
MountainHealth Co-op
Setting
Professional
Modifier
Global
Typical Low
$158.49
Median
$199.53
Typical High
$489.78
Providence
Setting
Facility
Modifier
Global
Typical Low
$234.42
Median
$234.42
Typical High
$234.42
Providence
Setting
Professional
Modifier
Global
Typical Low
$79.43
Median
$85.11
Typical High
$199.53
United
Setting
Facility
Modifier
Global
Typical Low
$190.55
Median
$190.55
Typical High
$190.55
United
Setting
Professional
Modifier
Global
Typical Low
$67.61
Median
$67.61
Typical High
$158.49

Where Montana sits

The same service costs 3.2 times more in South Dakota than in Kentucky. 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· 4th of 51

$209

SD $309KY $95.50

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.