L2397 — Addition to lower extremity orthosis, suspension sleeve
L2397 is a HCPCS Level II code for addition to lower extremity orthosis, suspension sleeve. 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 L2397 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
- 4 units MAI 3 — Date of Service Edit: Clinical · Anatomic Consideration
- DME supplier
- 4 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 L2397
- Long descriptor
- Addition to lower extremity orthosis, suspension sleeve
- Short descriptor
- Suspension sleeve lower ext
- Added
- January 1, 1994
- 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 L2397
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If L2397 is not quite right, the correct code is very often within a few positions of it.
- 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
- L2385Addition to lower extremity, straight knee joint, heavy duty, each joint
- L2387Addition to lower extremity, polycentric knee joint, for custom fabricated knee ankle foot orthosis, each joint
- L2390Addition to lower extremity, offset knee joint, each joint
- L2395Addition to lower extremity, offset knee joint, heavy duty, each joint
- L2405Addition to knee joint, drop lock, each
- L2415Addition to knee lock with integrated release mechanism (bail, cable, or equal), any material, each joint
- L2425Addition to knee joint, disc or dial lock for adjustable knee flexion, each joint
- L2430Addition to knee joint, ratchet lock for active and progressive knee extension, each joint
- L2492Addition to knee joint, lift loop for drop lock ring
- L2500Addition to lower extremity, thigh/weight bearing, gluteal/ ischial weight bearing, ring
- L2510Addition to lower extremity, thigh/weight bearing, quadri- lateral brim, molded to patient model
- L2520Addition to lower extremity, thigh/weight bearing, quadri- lateral brim, custom fitted
Questions about L2397
What is HCPCS code L2397?
L2397 is a HCPCS Level II code for addition to lower extremity orthosis, suspension sleeve. It sits in the Orthotic and Prosthetic Procedures and Devices section.
Does Medicare cover L2397?
The CMS HCPCS file marks L2397 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.