TMAO (Trimethylamine N-Oxide)

Fasting Required
CPT: 83519
Cardiovascular

What This Test Measures

Gut-derived metabolite associated with increased cardiovascular risk; linked to dietary patterns.

Preparation

Fasting required (8-12 hours)

General guidelines only. Requirements vary by lab and individual. Confirm with your provider before adjusting any medications.

Turnaround Time

Varies by lab

Clinical Notes

Emerging marker; specialty labs; DTC available through some platforms

ICD-10 Codes

Common diagnosis codes associated with this test. Codes are assigned by your provider.

E78.5Hyperlipidemia, unspecified
I25.10Atherosclerotic heart disease of native coronary artery without angina pectoris

Self-Pay Pricing

Coming Soon

Price comparison across labs will be available soon. Here are the labs we'll cover:

LabLooker may earn a commission through lab links. This does not affect pricing or rankings.

Quest Diagnostics--
LabCorp--
Ulta Lab Tests--
Walk-In Lab--
Any Lab Test Now--
Request A Test--
HealthLabs.com--
Private MD Labs--
DirectLabs--
Personalabs--
Life Extension--

Lab Codes

Proprietary codes used by each lab for this test.

Cleveland Clinic
C254(order)
Quest Diagnostics
94154(order)

Generate Doctor Request Template

Get a pre-filled template with test name, CPT code, and ICD-10 codes to bring to your appointment.

Upgrade to Premium

Related Tests

CRP, Standard

CPT: 86140

BNP (B-type Natriuretic Peptide)

CPT: 83880

Galectin-3

CPT: 86849

CK (Creatine Kinase, Total)

CPT: 82552

CK-MB (Creatine Kinase, Cardiac Fraction)

CPT: 82553

CK, Total (Creatine Kinase / CPK)

CPT: 82550

For informational purposes only

This page is for educational and research purposes only and does not constitute medical advice, diagnosis, or treatment recommendations. ICD-10 and CPT codes are assigned by your healthcare provider. Always consult a qualified healthcare provider before ordering any lab test or making decisions about your health.