HCPCS Level II · Orthotic and prosthetic procedures and devices
L4631Ankle foot orthosis, walking boot type, varus/valgus correction, rocker bottom, anterior tibial shell, soft interface, custom arch support, plastic or other material, includes straps and closures, custom fabricated
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About L4631
L4631 is an HCPCS Level II code in the L series (orthotic and prosthetic procedures and devices), describing ankle foot orthosis, walking boot type, varus/valgus correction, rocker bottom, anterior tibial shell, soft interface, custom arch support, plastic or other material, includes straps and closures, custom fabricated.
It was added to HCPCS effective 01/01/2011.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Afo, walk boot type, cus fab
- Date added
- 01/01/2011
- Action effective
- 01/01/2011
- BETOS
- D1F
Common questions about L4631
Is HCPCS L4631 still valid?
- Yes. L4631 is active in the CMS October 2026 HCPCS file.
Does Medicare cover L4631?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.