L1820 – Knee orthosis, elastic with condylar pads and joints, with or without patellar control, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
HCPCS Level II code · L codes: Orthotic and Prosthetic Procedures and Devices
HCPCS codeL1820
- Long description
- Knee orthosis, elastic with condylar pads and joints, with or without patellar control, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
- Short description
- Ko elas w/ condyle pads & jo
- Pricing indicator
38Orthotics, prosthetics, prosthetic devices & vision services- Medicare coverage
CCarrier judgment – coverage decided by the Medicare contractor- BETOS category
D1FProsthetic/Orthotic devices- Added
- January 1, 1986
- Last change
- October 1, 2024 – No change
Frequently asked questions
What is HCPCS code L1820?
L1820 is a HCPCS Level II code for knee orthosis, elastic with condylar pads and joints, with or without patellar control, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise.
Does Medicare cover L1820?
The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.
Nearby L codes
- L1690 – Combination, bilateral, lumbo-sacral, hip, femur orthosis providing adduction and internal rotation control, prefabricated, includes fitting and adjustment
- L1700 – Legg perthes orthosis, (toronto type), custom fabricated
- L1710 – Legg perthes orthosis, (newington type), custom fabricated
- L1720 – Legg perthes orthosis, trilateral, (tachdijan type), custom fabricated
- L1730 – Legg perthes orthosis, (scottish rite type), custom fabricated
- L1755 – Legg perthes orthosis, (patten bottom type), custom fabricated
- L1810 – Knee orthosis, elastic with joints, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
- L1812 – Knee orthosis, elastic with joints, prefabricated, off-the-shelf
- L1821 – Knee orthosis, elastic with condylar pads and joints, with or without patellar control, prefabricated, off the shelf
- L1830 – Knee orthosis, immobilizer, canvas longitudinal, prefabricated, off-the-shelf
- L1831 – Knee orthosis, locking knee joint(s), positional orthosis, prefabricated, includes fitting and adjustment
- L1832 – Knee orthosis, adjustable knee joints (unicentric or polycentric), positional orthosis, rigid support, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
- L1833 – Knee orthosis, adjustable knee joints (unicentric or polycentric), positional orthosis, rigid support, prefabricated, off-the shelf
- L1834 – Knee orthosis, without knee joint, rigid, custom fabricated
- L1836 – Knee orthosis, rigid, without joint(s), includes soft interface material, prefabricated, off-the-shelf
- L1840 – Knee orthosis, derotation, medial-lateral, anterior cruciate ligament, custom fabricated
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.