HCPCS Level II · Orthotic and prosthetic procedures and devices
L5673Addition to lower extremity, below knee/above knee, custom fabricated from existing mold or prefabricated, socket insert, silicone gel, elastomeric, or equal, with or without perforations, with or without breathable material, for use with locking mechanism
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Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About L5673
L5673 is an HCPCS Level II code in the L series (orthotic and prosthetic procedures and devices), describing addition to lower extremity, below knee/above knee, custom fabricated from existing mold or prefabricated, socket insert, silicone gel, elastomeric, or equal, with or without perforations, with or without breathable material, for use with locking mechanism.
It was added to HCPCS effective 01/01/2004, and its current record took effect 10/01/2025.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Socket insert w lock mech
- Date added
- 01/01/2004
- Action effective
- 10/01/2025
- BETOS
- D1F
Related L56xx codes
- L5600Preparatory, hip disarticulation-hemipelvectomy, pylon, no cover, sach foot, laminated socket, molded to patient model
- L5610Addition to lower extremity, endoskeletal system, above knee, hydracadence system
- L5611Addition to lower extremity, endoskeletal system, above knee - knee disarticulation, 4 bar linkage, with friction swing phase control
- L5613Addition to lower extremity, endoskeletal system, above knee-knee disarticulation, 4 bar linkage, with hydraulic swing phase control
- L5614Addition to lower extremity, exoskeletal system, above knee-knee disarticulation, 4 bar linkage, with pneumatic swing phase control
- L5615Addition, endoskeletal knee-shin system, 4 bar linkage or multiaxial, fluid swing and stance phase control
- L5616Addition to lower extremity, endoskeletal system, above knee, universal multiplex system, friction swing phase control
- L5617Addition to lower extremity, quick change self-aligning unit, above knee or below knee, each
- L5618Addition to lower extremity, test socket, symes
- L5620Addition to lower extremity, test socket, below knee
- L5622Addition to lower extremity, test socket, knee disarticulation
- L5624Addition to lower extremity, test socket, above knee
Common questions about L5673
Is HCPCS L5673 still valid?
- Yes. L5673 is active in the CMS October 2026 HCPCS file.
Does Medicare cover L5673?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.