For performing internal neurolysis, operating microscope is used; use CPT code 64727 in addition with the primary procedure. For endoscopically performed procedure for carpal tunnel release, do report CPT code 29848. Do not use CPT code 64721 for endoscopically performed carpal tunnel release.

What is the CPT code for neurolysis?

CPT® Code 64727 in section: Neuroplasty (Exploration, Neurolysis or Nerve Decompression) Procedures on the Extracranial Nerves, Peripheral Nerves, and Autonomic Nervous System.

How is neurolysis performed?

Lumbar sympathetic neurolysis is performed by using absolute alcohol, but other chemicals such as phenol, or other techniques such as radiofrequency or laser ablation have been studied. To aid in the procedure, fluoroscopy or CT guidance is used.