L2221 — Addition to lower extremity orthosis, ankle system, microprocessor-controlled feature plantarflexion and/or dorsiflexion, includes power source
L2221 is a HCPCS Level II code for addition to lower extremity orthosis, ankle system, microprocessor-controlled feature plantarflexion and/or dorsiflexion, includes power source. It belongs to the Orthotic and Prosthetic Procedures and Devices section. Whether Medicare pays it depends on the coverage rule below.
Medicare coverage: Carrier judgment
Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.
From the coverage field of the CMS Alpha-Numeric HCPCS File, release 2026Q3-Jul. This states Medicare’s position on the code, not on your particular claim.
The CMS record for L2221
- Long descriptor
- Addition to lower extremity orthosis, ankle system, microprocessor-controlled feature plantarflexion and/or dorsiflexion, includes power source
- Short descriptor
- Ank mcrop plant & dorsi flex
- Added
- April 1, 2026
- BETOS
- D1F
- Pricing indicator
- 38 — DMEPOS
The official wording. This is what the code means.
CMS's 28-character form, which is what shows up on a remittance advice.
When CMS introduced the code.
Berenson-Eggers Type of Service — CMS's own analytic grouping.
Orthotics, prosthetics, prosthetic devices and vision services. Price subject to floors and ceilings.
Codes adjacent to L2221
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If L2221 is not quite right, the correct code is very often within a few positions of it.
- L2184Addition to lower extremity fracture orthosis, limited motion knee joint
- L2186Addition to lower extremity fracture orthosis, adjustable motion knee joint, lerman type
- L2188Addition to lower extremity fracture orthosis, quadrilateral brim
- L2190Addition to lower extremity fracture orthosis, waist belt
- L2192Addition to lower extremity fracture orthosis, hip joint, pelvic band, thigh flange, and pelvic belt
- L2200Addition to lower extremity, limited ankle motion, each joint
- L2210Addition to lower extremity, dorsiflexion assist (plantar flexion resist), each joint
- L2220Addition to lower extremity, dorsiflexion and plantar flexion assist/resist, each joint
- L2230Addition to lower extremity, split flat caliper stirrups and plate attachment
- L2232Addition to lower extremity orthosis, rocker bottom for total contact ankle foot orthosis, for custom fabricated orthosis only
- L2240Addition to lower extremity, round caliper and plate attachment
- L2250Addition to lower extremity, foot plate, molded to patient model, stirrup attachment
- L2260Addition to lower extremity, reinforced solid stirrup (scott-craig type)
- L2265Addition to lower extremity, long tongue stirrup
- L2270Addition to lower extremity, varus/valgus correction ('t') strap, padded/lined or malleolus pad
- L2275Addition to lower extremity, varus/valgus correction, plastic modification, padded/lined
Questions about L2221
What is HCPCS code L2221?
L2221 is a HCPCS Level II code for addition to lower extremity orthosis, ankle system, microprocessor-controlled feature plantarflexion and/or dorsiflexion, includes power source. It sits in the Orthotic and Prosthetic Procedures and Devices section.
Does Medicare cover L2221?
The CMS HCPCS file marks L2221 as "Carrier judgment". Coverage is decided by your Medicare contractor, not by national policy. Whether this is paid depends on the LCD for your jurisdiction and on what the documentation supports.