L5783 – Addition to lower extremity, user adjustable, mechanical, residual limb volume management system (with or without lamination kit)
HCPCS Level II code · L codes: Orthotic and Prosthetic Procedures and Devices
HCPCS codeL5783
- Long description
- Addition to lower extremity, user adjustable, mechanical, residual limb volume management system (with or without lamination kit)
- Short description
- Add low ext mec limb vol lam
- Pricing indicator
38Orthotics, prosthetics, prosthetic devices & vision services- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
D1FProsthetic/Orthotic devices- Added
- April 1, 2024
- Last change
- October 1, 2025 – No change
Frequently asked questions
What is HCPCS code L5783?
L5783 is a HCPCS Level II code for addition to lower extremity, user adjustable, mechanical, residual limb volume management system (with or without lamination kit).
Does Medicare cover L5783?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby L codes
- L5718 – Addition, exoskeletal knee-shin system, polycentric, friction swing and stance phase control
- L5722 – Addition, exoskeletal knee-shin system, single axis, pneumatic swing, friction stance phase control
- L5724 – Addition, exoskeletal knee-shin system, single axis, fluid swing phase control
- L5726 – Addition, exoskeletal knee-shin system, single axis, external joints fluid swing phase control
- L5728 – Addition, exoskeletal knee-shin system, single axis, fluid swing and stance phase control
- L5780 – Addition, exoskeletal knee-shin system, single axis, pneumatic/hydra pneumatic swing phase control
- L5781 – Addition to lower limb prosthesis, vacuum pump, residual limb volume management and moisture evacuation system
- L5782 – Addition to lower limb prosthesis, vacuum pump, residual limb volume management and moisture evacuation system, heavy duty
- L5785 – Addition, exoskeletal system, below knee, ultra-light material (titanium, carbon fiber or equal)
- L5790 – Addition, exoskeletal system, above knee, ultra-light material (titanium, carbon fiber or equal)
- L5795 – Addition, exoskeletal system, hip disarticulation, ultra-light material (titanium, carbon fiber or equal)
- L5810 – Addition, endoskeletal knee-shin system, single axis, manual lock
- L5811 – Addition, endoskeletal knee-shin system, single axis, manual lock, ultra-light material
- L5812 – Addition, endoskeletal knee-shin system, single axis, friction swing and stance phase control (safety knee)
- L5814 – Addition, endoskeletal knee-shin system, polycentric, hydraulic swing phase control, mechanical stance phase lock
- L5816 – Addition, endoskeletal knee-shin system, polycentric, mechanical stance phase lock
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.