L5857 HCPCS Level II code: Addition to lower extremity prosthesis, endoskeletal knee-shin system, microprocessor control feature, swing phase only, includes electronic sensor(s), any type
L5857 is the HCPCS code for “Addition to lower extremity prosthesis, endoskeletal knee-shin system, microprocessor control feature, swing phase only, includes electronic sensor(s), any type” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
L5857Addition to lower extremity prosthesis, endoskeletal knee-shin system, microprocessor control feature, swing phase only, includes electronic sensor(s), any type
Short description: Elec knee-shin swing only
HCPCS · United States
Medicare details
The indicators CMS publishes with L5857 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- DMEPOS fee schedule – Orthotics, prosthetics, prosthetic devices & vision services (price subject to floors and ceilings)
- Type of service
- Lump sum purchase of DME, prosthetics, orthotics
- BETOS category
- Prosthetic/Orthotic devices
- Added
- Jan 1, 2005
Where L5857 sits
- 1L codesOrthotics and prosthetics
- 2Active code L5857Addition to lower extremity prosthesis, endoskeletal knee-shin system, microprocessor control feature, swing phase only, includes electronic sensor(s), any type
Source and release
- Data release
- HCPCS Level II · October 2026
- Effective date
- Oct 1, 2026
- Publisher
- CMS
This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does HCPCS code L5857 mean?
L5857 is the HCPCS code for “Addition to lower extremity prosthesis, endoskeletal knee-shin system, microprocessor control feature, swing phase only, includes electronic sensor(s), any type” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover L5857?
CMS lists L5857’s Medicare coverage as “Carrier judgment” and its pricing as “DMEPOS fee schedule – Orthotics, prosthetics, prosthetic devices & vision services (price subject to floors and ceilings)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.
Which HCPCS Level II release does this page use?
It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside L5857
All L codesL5841Addition, endoskeletal knee-shin system, polycentric, pneumatic swing, and stance phase controlL5845Addition, endoskeletal, knee-shin system, stance flexion feature, adjustableL5848Addition to endoskeletal knee-shin system, fluid stance extension, dampening feature, with or without adjustabilityL5850Addition, endoskeletal system, above knee or hip disarticulation, knee extension assistL5855Addition, endoskeletal system, hip disarticulation, mechanical hip extension assistL5856Addition to lower extremity prosthesis, endoskeletal knee-shin system, microprocessor control feature, swing and stance phase, includes electronic sensor(s), any typeL5858Addition to lower extremity prosthesis, endoskeletal knee shin system, microprocessor control feature, stance phase only, includes electronic sensor(s), any typeL5859Addition to lower extremity prosthesis, endoskeletal knee-shin system, powered and programmable flexion/extension assist control, includes any type motor(s)L5910Addition, endoskeletal system, below knee, alignable systemL5920Addition, endoskeletal system, above knee or hip disarticulation, alignable systemL5925Addition, endoskeletal system, above knee, knee disarticulation or hip disarticulation, manual lockL5926Addition to lower extremity prosthesis, endoskeletal, knee disarticulation, above knee, hip disarticulation, positional rotation unit, any type