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Urine Trimethylamine And TMAO Test

Minnesota 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?

$158

Typical negotiated rate. In Minnesota, July 2026.

Insurers have agreed to pay about $158 for this service. The price depends on where it is billed: about $158 from a physician practice, and about $427 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 6 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$158$145 to $182
FacilityA hospital or hospital-owned outpatient department$427$158 to $631

How much rates vary

Facilitymedian $427 · 10th to 90th $158 to $1,175Professionalmedian $158 · 10th to 90th $129 to $234
$100$200$500$1Kfacility $427professional $158

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
$104.71
Median
$120.23
Typical High
$194.98
BCBS
Setting
Facility
Modifier
Global
Typical Low
$158.49
Median
$158.49
Typical High
$158.49
BCBS
Setting
Professional
Modifier
Global
Typical Low
$128.82
Median
$158.49
Typical High
$158.49
Cigna
Setting
Facility
Modifier
Global
Typical Low
$354.81
Median
$549.54
Typical High
$1,479.11
Cigna
Setting
Professional
Modifier
Global
Typical Low
$186.21
Median
$234.42
Typical High
$331.13
Health Partners
Setting
Facility
Modifier
Global
Typical Low
$416.87
Median
$512.86
Typical High
$1,174.90
Health Partners
Setting
Professional
Modifier
Global
Typical Low
$181.97
Median
$181.97
Typical High
$309.03
Medica
Setting
Facility
Modifier
Global
Typical Low
$158.49
Median
$251.19
Typical High
$758.58
Medica
Setting
Professional
Modifier
Global
Typical Low
$67.61
Median
$95.50
Typical High
$338.84
United
Setting
Facility
Modifier
Global
Typical Low
$158.49
Median
$181.97
Typical High
$190.55
United
Setting
Professional
Modifier
Global
Typical Low
$67.61
Median
$158.49
Typical High
$354.81

Where Minnesota 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.

Minnesota· 13th of 51

$158

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.