L3913 — Hand finger orthosis, without joints, may include soft interface, straps, custom fabricated, includes fitting and adjustment
L3913 is a HCPCS Level II code for hand finger orthosis, without joints, may include soft interface, straps, custom fabricated, includes fitting and adjustment. 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 L3913 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 2 — Date of Service Edit: Policy · Anatomic Consideration
- DME supplier
- 2 units 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 L3913
- Long descriptor
- Hand finger orthosis, without joints, may include soft interface, straps, custom fabricated, includes fitting and adjustment
- Short descriptor
- Hfo w/o joints cf
- Added
- January 1, 2006
- 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 L3913
HCPCS has no hierarchy — related items simply sit next to each other in the numbering. If L3913 is not quite right, the correct code is very often within a few positions of it.
- L3891Addition to upper extremity joint, wrist or elbow, concentric adjustable torsion style mechanism for custom fabricated orthotics only, each
- L3900Wrist hand finger orthosis, dynamic flexor hinge, reciprocal wrist extension/ flexion, finger flexion/extension, wrist or finger driven, custom fabricated
- L3901Wrist hand finger orthosis, dynamic flexor hinge, reciprocal wrist extension/ flexion, finger flexion/extension, cable driven, custom fabricated
- L3904Wrist hand finger orthosis, external powered, electric, custom fabricated
- L3905Wrist hand orthosis, includes one or more nontorsion joints, elastic bands, turnbuckles, may include soft interface, straps, custom fabricated, includes fitting and adjustment
- L3906Wrist hand orthosis, without joints, may include soft interface, straps, custom fabricated, includes fitting and adjustment
- L3908Wrist hand orthosis, wrist extension control cock-up, non molded, prefabricated, off-the-shelf
- L3912Hand finger orthosis (hfo), flexion glove with elastic finger control, prefabricated, off-the-shelf
- L3915Wrist hand orthosis, includes one or more nontorsion joint(s), elastic bands, turnbuckles, may include soft interface, straps, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
- L3916Wrist hand orthosis, includes one or more nontorsion joint(s), elastic bands, turnbuckles, may include soft interface, straps, prefabricated, off-the-shelf
- L3917Hand orthosis, metacarpal fracture orthosis, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
- L3918Hand orthosis, metacarpal fracture orthosis, prefabricated, off-the-shelf
- L3919Hand orthosis, without joints, may include soft interface, straps, custom fabricated, includes fitting and adjustment
- L3921Hand finger orthosis, includes one or more nontorsion joints, elastic bands, turnbuckles, may include soft interface, straps, custom fabricated, includes fitting and adjustment
- L3923Hand finger orthosis, without joints, may include soft interface, straps, prefabricated item that has been trimmed, bent, molded, assembled, or otherwise customized to fit a specific patient by an individual with expertise
- L3924Hand finger orthosis, without joints, may include soft interface, straps, prefabricated, off-the-shelf
Questions about L3913
What is HCPCS code L3913?
L3913 is a HCPCS Level II code for hand finger orthosis, without joints, may include soft interface, straps, custom fabricated, includes fitting and adjustment. It sits in the Orthotic and Prosthetic Procedures and Devices section.
Does Medicare cover L3913?
The CMS HCPCS file marks L3913 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.