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Urine Trimethylamine And TMAO Test

Oklahoma 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?

$129

Typical negotiated rate. In Oklahoma, July 2026.

Insurers have agreed to pay about $129 for this service. The price depends on where it is billed: about $95.50 from a physician practice, and about $158 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 4 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$95.50$67.61 to $129
FacilityA hospital or hospital-owned outpatient department$158$129 to $191

How much rates vary

Facilitymedian $158 · 10th to 90th $120 to $427Professionalmedian $95 · 10th to 90th $68 to $129
$100$200$500facility $158professional $95

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
Facility
Modifier
Global
Typical Low
$128.82
Median
$158.49
Typical High
$407.38
Aetna
Setting
Professional
Modifier
Global
Typical Low
$120.23
Median
$120.23
Typical High
$128.82
Cigna
Setting
Facility
Modifier
Global
Typical Low
$141.25
Median
$426.58
Typical High
$436.52
Cigna
Setting
Professional
Modifier
Global
Typical Low
$181.97
Median
$181.97
Typical High
$229.09
Medica
Setting
Facility
Modifier
Global
Typical Low
$83.18
Median
$125.89
Typical High
$537.03
Medica
Setting
Professional
Modifier
Global
Typical Low
$67.61
Median
$67.61
Typical High
$158.49
United
Setting
Facility
Modifier
Global
Typical Low
$57.54
Median
$158.49
Typical High
$190.55
United
Setting
Professional
Modifier
Global
Typical Low
$67.61
Median
$67.61
Typical High
$104.71

Where Oklahoma 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.

Oklahoma· 32nd of 51

$129

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.