Diabetes & TM-Flow

The TM-Flow™ is an FDA Cleared and patented technology that assesses the ankle-brachial index (ABI), the Autonomic Nervous System (ANS), and Sudomotor Function Test (SFT) small nerve fibers.


CMS Billing and Coding for Autonomic Function Tests (A54954) Revision 01/01/23 

Utilization Guidelines

When submitting claims to Novitas for Sudoscan and similar devices as described above, providers should report CPT code 95999. The word SUDOSCAN or the term ESC (electrochemical skin conductance) must be noted in the narrative/remarks field (Item 19) on the CMS-1500 claim form or the electronic equivalent.

Sudoscan and similar devices, by definition, do not meet the description of Current Procedural Terminology (CPT) code 95923 in that the subject preparation, environmental requirements, and specially trained medical personnel requirements are not met. Therefore, to bill this type of testing report, the unlisted neurological diagnostic CPT code 95999. 


CMS Medical Coverage Determination for Autonomic Function Testing (A57551) Revision 01/01/22

Utilization Guidelines

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Our cutting-edge (FDA Cleared) medical device system performs fast, point-of-care, non-invasive patient assessments of the ANS and cardiovascular system that result in 30+ markers, and a personalized wellness report. 




The TM-Flow™ leverages over 30 clinical markers and anatomical data points which allow the provider to:

The TM-Flow™ is a patented Bluetooth medical device with the following features: 

Features of the tests:


DM-Flow/Trio with SIX (6) Billing Codes


TM-Flow with THREE (3) Billing Codes

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Simply Better