Home
Career Stage
Medical Students Residents Attendings CPT Codes Resources Blog Support

91065 Breath hydrogen/methane test

Medicine Global 0d

Also known as: hydrogen breath test, lactose tolerance test, SIBO test

Breath hydrogen and methane test to evaluate intestinal carbohydrate malabsorption and bacterial overgrowth.

Clinical Context

Non-invasive test measuring hydrogen and methane in breath to diagnose lactose intolerance, fructose malabsorption, and small intestinal bacterial overgrowth syndrome.

RVU Breakdown

Work RVU0.20
Practice Expense RVU1.71
Malpractice RVU0.02
Total RVU1.93

Est. Medicare Payment

$64.46

National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).

Specialties

GastroenterologyInternal MedicineNutrition

Track This Code in RVU Edge

Log procedures, calculate wRVUs, and benchmark against MGMA data — all in one app.

CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.