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Urine Trimethylamine And TMAO Test

California 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 June 2026.

Facilitymedian $575 · 10th–90th $148$9330%5%10%10th90th$575Professionalmedian $126 · 10th–90th $11$1910%10%20%10th90th$126$5.0$20.0$100.0$500.0$2.0K

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$218.78
Median
$660.69
Typical High
$1,071.52
Aetna
Setting
Professional
Modifier
Global
Typical Low
$104.71
Median
$128.82
Typical High
$158.49
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$407.38
Median
$794.33
Typical High
$812.83
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$9.55
Median
$12.02
Typical High
$263.03
Blue Shield
Setting
Facility
Modifier
Global
Typical Low
$114.82
Median
$309.03
Typical High
$457.09
Blue Shield
Setting
Professional
Modifier
Global
Typical Low
$93.33
Median
$120.23
Typical High
$323.59
Cigna
Setting
Facility
Modifier
Global
Typical Low
$109.65
Median
$229.09
Typical High
$512.86
Cigna
Setting
Professional
Modifier
Global
Typical Low
$114.82
Median
$194.98
Typical High
$245.47
Contra Costa Health
Setting
Professional
Modifier
Global
Typical Low
$100.00
Median
$158.49
Typical High
$257.04
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$128.82
Median
$158.49
Typical High
$281.84
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$758.58
Median
$758.58
Typical High
$758.58
Molina
Setting
Professional
Modifier
Global
Typical Low
$19.95
Median
$19.95
Typical High
$19.95
Providence
Setting
Facility
Modifier
Global
Typical Low
$83.18
Median
$162.18
Typical High
$398.11
Providence
Setting
Professional
Modifier
Global
Typical Low
$85.11
Median
$151.36
Typical High
$158.49
United
Setting
Facility
Modifier
Global
Typical Low
$72.44
Median
$109.65
Typical High
$158.49
United
Setting
Professional
Modifier
Global
Typical Low
$67.61
Median
$95.50
Typical High
$302.00