HCPCS Level II · Orthotic and prosthetic procedures and devices
L5420Immediate post surgical or early fitting, application of initial rigid dressing, including fitting, alignment and suspension and one cast change 'ak' or knee disarticulation
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About L5420
L5420 is an HCPCS Level II code in the L series (orthotic and prosthetic procedures and devices), describing immediate post surgical or early fitting, application of initial rigid dressing, including fitting, alignment and suspension and one cast change 'ak' or knee disarticulation.
It was added to HCPCS effective 01/01/1982, and its current record took effect 01/01/1996.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Postop dsg & 1 cast chg ak/d
- Date added
- 01/01/1982
- Action effective
- 01/01/1996
- BETOS
- D1F
Related L54xx codes
- L5400Immediate post surgical or early fitting, application of initial rigid dressing, including fitting, alignment, suspension, and one cast change, below knee
- L5410Immediate post surgical or early fitting, application of initial rigid dressing, including fitting, alignment and suspension, below knee, each additional cast change and realignment
- L5430Immediate post surgical or early fitting, application of initial rigid dressing, incl. fitting, alignment and supension, 'ak' or knee disarticulation, each additional cast change and realignment
- L5450Immediate post surgical or early fitting, application of non-weight bearing rigid dressing, below knee
- L5460Immediate post surgical or early fitting, application of non-weight bearing rigid dressing, above knee
Common questions about L5420
Is HCPCS L5420 still valid?
- Yes. L5420 is active in the CMS October 2026 HCPCS file.
Does Medicare cover L5420?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.