L2320 — Addition to lower extremity, non-molded lacer, for custom fabricated orthosis only
L2320 is a HCPCS Level II code for addition to lower extremity, non-molded lacer, for custom fabricated orthosis only. 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.
Medically Unlikely Edits — units per day
The most units of L2320 Medicare will pay on one date of service. Bill more on a single line and it is denied. The limit is not the same in every setting, so the row that matters is the one matching the claim you are building.
- practitioner
- 0 — never payable MAI 3 — Date of Service Edit: Clinical · CMS Policy
- outpatient
- 2 units MAI 3 — Date of Service Edit: Clinical · Anatomic Consideration
- DME supplier
- 2 units MAI 3 — Date of Service Edit: Clinical · Anatomic Consideration
The adjudication indicator decides whether exceeding the limit is worth appealing at all: MAI 1 is a line edit you can support with documentation, MAI 3 is a date-of-service edit that is also appealable, and MAI 2 is absolute — no documentation overrides it. CMS MUE 2026Q3.
The CMS record for L2320
- Long descriptor
- Addition to lower extremity, non-molded lacer, for custom fabricated orthosis only
- Short descriptor
- Non-molded lacer
- Added
- January 1, 1986
- 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 L2320
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If L2320 is not quite right, the correct code is very often within a few positions of it.
- 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
- L2280Addition to lower extremity, molded inner boot
- L2300Addition to lower extremity, abduction bar (bilateral hip involvement), jointed, adjustable
- L2310Addition to lower extremity, abduction bar-straight
- L2330Addition to lower extremity, lacer molded to patient model, for custom fabricated orthosis only
- L2335Addition to lower extremity, anterior swing band
- L2340Addition to lower extremity, pre-tibial shell, molded to patient model
- L2350Addition to lower extremity, prosthetic type, (bk) socket, molded to patient model, (used for 'ptb' 'afo' orthoses)
- L2360Addition to lower extremity, extended steel shank
- L2370Addition to lower extremity, patten bottom
- L2375Addition to lower extremity, torsion control, ankle joint and half solid stirrup
- L2380Addition to lower extremity, torsion control, straight knee joint, each joint
Questions about L2320
What is HCPCS code L2320?
L2320 is a HCPCS Level II code for addition to lower extremity, non-molded lacer, for custom fabricated orthosis only. It sits in the Orthotic and Prosthetic Procedures and Devices section.
Does Medicare cover L2320?
The CMS HCPCS file marks L2320 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.