HCPCS Level II · Orthotic and prosthetic procedures and devices
L8400Prosthetic sheath, below knee, each
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About L8400
L8400 is an HCPCS Level II code in the L series (orthotic and prosthetic procedures and devices), describing prosthetic sheath, below knee, each.
It was added to HCPCS effective 01/01/1982, and its current record took effect 01/01/1996.
Its Medicare coverage code is "D", meaning special Medicare coverage instructions apply.
Details
- Short description
- Sheath below knee
- Date added
- 01/01/1982
- Action effective
- 01/01/1996
- BETOS
- D1F
Related L84xx codes
- L8410Prosthetic sheath, above knee, each
- L8415Prosthetic sheath, upper limb, each
- L8417Prosthetic sheath/sock, including a gel cushion layer, below knee or above knee, each
- L8420Prosthetic sock, multiple ply, below knee, each
- L8430Prosthetic sock, multiple ply, above knee, each
- L8435Prosthetic sock, multiple ply, upper limb, each
- L8440Prosthetic shrinker, below knee, each
- L8460Prosthetic shrinker, above knee, each
- L8465Prosthetic shrinker, upper limb, each
- L8470Prosthetic sock, single ply, fitting, below knee, each
- L8480Prosthetic sock, single ply, fitting, above knee, each
- L8485Prosthetic sock, single ply, fitting, upper limb, each
Common questions about L8400
Is HCPCS L8400 still valid?
- Yes. L8400 is active in the CMS October 2026 HCPCS file.
Does Medicare cover L8400?
- Its coverage code is "D": special Medicare coverage instructions apply. Check the local coverage determination for your region.