Autonomic Nervous System (ANS)

Medicare & AMA Definition
CPT Code 95921

"Testing of Autonomic Nervous System Function;
Cardiovagal Innervation (Parasymptonomatic Function),
Including 2 or more of the following:
   1. Heart Rate Response to Deep Breathing with recorded R-R Intervals
   2. Valsalva Ratio, and
   3. 30:15 Ratio"

Notes (1): DMS system includes all 3 above functions with Full Disclosure ECG
                 and Beat-to-Beat Analysis for 100% of ECG Data for all 3 functions.
                 All data printed for verification of accuracy.
          (2): Each of the 3 above ANS tests are 1-minute each.

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