L5999 HCPCS Level II code: Lower extremity prosthesis, not otherwise specified
L5999 is the HCPCS code for “Lower extremity prosthesis, not otherwise specified” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
L5999Lower extremity prosthesis, not otherwise specified
Short description: Lowr extremity prosthes nos
HCPCS · United States
Medicare details
The indicators CMS publishes with L5999 in its October 2026 file. They describe Medicare’s handling, not another payer’s.
- Medicare coverage
- Carrier judgment
- Medicare pricing
- DMEPOS fee schedule – Carrier priced (e.g., not otherwise classified, individual determination, carrier discretion, gap-filled amounts)
- Type of service
- Lump sum purchase of DME, prosthetics, orthotics
- BETOS category
- Prosthetic/Orthotic devices
- Added
- Jan 1, 1982
Where L5999 sits
- 1L codesOrthotics and prosthetics
- 2Active code L5999Lower extremity prosthesis, not otherwise specified
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 L5999 mean?
L5999 is the HCPCS code for “Lower extremity prosthesis, not otherwise specified” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover L5999?
CMS lists L5999’s Medicare coverage as “Carrier judgment” and its pricing as “DMEPOS fee schedule – Carrier priced (e.g., not otherwise classified, individual determination, carrier discretion, gap-filled amounts)”. 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 L5999
All L codesL5986All lower extremity prostheses, multi-axial rotation unit ('mcp' or equal)L5987All lower extremity prosthesis, shank foot system with vertical loading pylonL5988Addition to lower limb prosthesis, vertical shock reducing pylon featureL5990Addition to lower extremity prosthesis, user adjustable heel heightL5991Addition to lower extremity prostheses, osseointegrated external prosthetic connectorL5992All lower extremity prosthesis, foot shell for modular foot/non-solid ankle cushion heel (sach) replacement onlyL6000Partial hand, thumb remainingL6010Partial hand, little and/or ring finger remainingL6020Partial hand, no finger remainingL6025Transcarpal/metacarpal or partial hand disarticulation prosthesis, external power, self-suspended, inner socket with removable forearm section, electrodes and cables, two…L6026Transcarpal/metacarpal or partial hand disarticulation prosthesis, external power, self-suspended, inner socket with removable forearm section, electrodes and cables, two…L6028Partial hand, finger, and thumb prosthesis without prosthetic digit(s) /thumb, amputation at metacarpal level, including flexible or non-flexible interface, molded to patient…