94681 O2 uptk co2 outp % o2 xtrc
Also known as: oxygen extraction test, metabolic rate with gas analysis, VO2 with CO2 measurement
Oxygen uptake and carbon dioxide output testing including measurement of percentage of inspired oxygen extraction during rest or exercise.
Clinical Context
Used to assess metabolic rate and oxygen efficiency in patients with cardiopulmonary disease and for functional capacity evaluation.
RVU Breakdown
| Work RVU | 0.20 |
| Practice Expense RVU | 1.27 |
| Malpractice RVU | 0.03 |
| Total RVU | 1.50 |
Est. Medicare Payment
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.