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Official Description

Noninvasive physiologic studies of extremity veins, complete bilateral study (eg, Doppler waveform analysis with responses to compression and other maneuvers, phleborheography, impedance plethysmography)

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 93965 refers to noninvasive physiologic studies of the extremity veins, specifically a complete bilateral study. This procedure encompasses various functional measurement techniques designed to assess the health and functionality of the veins in the extremities. The studies include Doppler waveform analysis, which evaluates blood flow velocity and can be performed under different conditions, such as compression or other maneuvers that affect blood circulation. This analysis is crucial for identifying and localizing vascular diseases, as it provides insights into how blood flows through the veins. Additionally, the procedure may involve phleborheography and impedance plethysmography, both of which measure changes in venous volume in response to external factors like respiration or compression. The use of a blood pressure cuff during these tests allows for the assessment of blood flow and volume changes, which are essential for diagnosing conditions such as blood clots. Importantly, these studies are noninvasive and do not involve imaging techniques. The physician conducting the study is responsible for performing the measurements, recording the data, and providing a comprehensive written interpretation of the findings, which is vital for further clinical decision-making.

© Copyright 2026 Coding Ahead. All rights reserved.

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