94729 Diffusing capacity
Medicine
Also known as: DLCO test, carbon monoxide diffusing capacity, gas transfer test
Diffusing capacity testing to measure carbon monoxide transfer across alveolar-capillary membrane to assess gas exchange ability.
Clinical Context
Used to detect alveolar-capillary disease including interstitial lung disease, emphysema, anemia, and pulmonary hypertension.
RVU Breakdown
| Work RVU | 0.19 |
| Practice Expense RVU | 1.69 |
| Malpractice RVU | 0.02 |
| Total RVU | 1.90 |
Est. Medicare Payment
$63.46
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Specialties
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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.