L0974 — Tlso, full corset
L0974 is a HCPCS Level II code for tlso, full corset. 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 L0974 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
- 1 unit MAI 2 — Date of Service Edit: Policy · Anatomic Consideration
- DME supplier
- 1 unit MAI 2 — Date of Service Edit: Policy · 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 L0974
- Long descriptor
- Tlso, full corset
- Short descriptor
- Tlso full corset
- Added
- January 1, 1982
- 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 L0974
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If L0974 is not quite right, the correct code is very often within a few positions of it.
- L0720Cervical-thoracic-lumbar-sacral-orthoses (ctlso), anterior-posterior-lateral control, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
- L0810Halo procedure, cervical halo incorporated into jacket vest
- L0820Halo procedure, cervical halo incorporated into plaster body jacket
- L0830Halo procedure, cervical halo incorporated into milwaukee type orthosis
- L0859Addition to halo procedure, magnetic resonance image compatible systems, rings and pins, any material
- L0861Addition to halo procedure, replacement liner/interface material
- L0970Tlso, corset front
- L0972Lso, corset front
- L0976Lso, full corset
- L0978Axillary crutch extension
- L0980Peroneal straps, prefabricated, off-the-shelf, pair
- L0982Stocking supporter grips, prefabricated, off-the-shelf, set of four (4)
- L0984Protective body sock, prefabricated, off-the-shelf, each
- L0999Addition to spinal orthosis, not otherwise specified
- L1000Cervical-thoracic-lumbar-sacral orthosis (ctlso) (milwaukee), inclusive of furnishing initial orthosis, including model
- L1001Cervical thoracic lumbar sacral orthosis, immobilizer, infant size, prefabricated, includes fitting and adjustment
Questions about L0974
What is HCPCS code L0974?
L0974 is a HCPCS Level II code for tlso, full corset. It sits in the Orthotic and Prosthetic Procedures and Devices section.
Does Medicare cover L0974?
The CMS HCPCS file marks L0974 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.