- 2007 HCPCS L5520
- Cover, sach foot, thermoplastic or equal, direct formed preparatory, below knee 'ptb' type socket, non-alignable system, pylon, no
- This is the 2007 version of HCPCS L5520 - please refer to the 2016 HCPCS code set for the latest version.
L5510 L5530 
