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Urine Trimethylamine And TMAO Test

New Jersey 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?

$135

Typical negotiated rate. In New Jersey, July 2026.

Insurers have agreed to pay about $135 for this service. The price depends on where it is billed: about $120 from a physician practice, and about $240 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$120$105 to $135
FacilityA hospital or hospital-owned outpatient department$240$204 to $724

How much rates vary

Facilitymedian $240 · 10th to 90th $155 to $1,585Professionalmedian $120 · 10th to 90th $85 to $214
$100$500$2K$10Kfacility $240professional $120

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
$204.17
Median
$213.80
Typical High
$1,000.00
Aetna
Setting
Professional
Modifier
Global
Typical Low
$85.11
Median
$125.89
Typical High
$213.80
Cigna
Setting
Facility
Modifier
Global
Typical Low
$181.97
Median
$354.81
Typical High
$380.19
Cigna
Setting
Professional
Modifier
Global
Typical Low
$85.11
Median
$194.98
Typical High
$245.47
Emblem Health
Setting
Professional
Modifier
Global
Typical Low
$64.57
Median
$75.86
Typical High
$93.33
Horizon BCBS
Setting
Facility
Modifier
Global
Typical Low
$134.90
Median
$10,471.29
Typical High
$25,118.86
Horizon BCBS
Setting
Professional
Modifier
Global
Typical Low
$112.20
Median
$112.20
Typical High
$112.20
United
Setting
Facility
Modifier
Global
Typical Low
$75.86
Median
$158.49
Typical High
$331.13
United
Setting
Professional
Modifier
Global
Typical Low
$64.57
Median
$95.50
Typical High
$158.49

Where New Jersey 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.

New Jersey· 27th of 51

$135

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.