CPT® 95921, Under Autonomic Function Testing Procedures

The Current Procedural Terminology (CPT®) code 95921 as maintained by American Medical Association, is a medical procedural code under the range - Autonomic Function Testing Procedures.

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The provider evaluates the function of the autonomic nervous system, which controls those body functions, such as heart rate, temperature regulation, and other functions that are involuntary. He uses an electrocardiogram, or ECG, rhythm strip, i.e., a graphic representation of the patient’s rhythm and heart rate, to record the patient’s response to deep breathing, to the Valsalva maneuver, and to standing, for example, the 30:15 ratio test. 

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