November 3, 2022
How is RFA rhizotomy of the trigeminal nerve at the second and third division branches of the foramen ovale reported? The diagnosis was Trigeminal Neuralgia.
This procedure is coded as 64605, Destruction by neurolytic agent, trigeminal nerve second and third division branches at foramen ovale. Code +77002 may also be reported if fluoroscopy is used, documented, and a permanent image is retained.
*This response is based on the best information available as of 11/03/22.