Insert for other than congenital or atypical traumatic amputee, silicone gel, addition to lower extremity, below knee/above knee, custom fabricated socket (for other than initial, use code l5673 or l5679) elastomeric or equal, for use with or without locking mechanism, initial only
This is the 2006 version of HCPCS L5683 - please refer to the 2016 HCPCS code set for the latest version.