Tag - socket
| HCPCS Codes | Description |
| L5644 | Addition to lower extremity, above knee, wood socket |
| L5535 | Preparatory, below knee 'ptb' type socket, non-alignable system, no cover, sach foot, prefabricated, adjustable open end socket |
| L5639 | Addition to lower extremity, below knee, wood socket |
| L5665 | Addition to lower extremity, socket insert, multi-durometer, below knee |
| L5654 | Addition to lower extremity, socket insert, symes, (kemblo, pelite, aliplast, plastazote or equal) |