HCPCS Code L3999

Upper limb orthosis, not otherwise specified
Code effective Jan 01, 1998

HCPCS Section
Orthotic and Prosthetic Procedures, Devices

L3999 is a valid 2026 HCPCS code meaning Upper limb orthosis, not otherwise specified or (Upper limb orthosis nos) for short. HCPCS L3999 has been effective since 01/01/1998 and applies to Lump sum purchase of DME, prosthetics, orthotics.

HCPCS Code Details - L3999

HCPCS Level II Code
Section L - Orthotic and Prosthetic Procedures, Devices
HCPCS Code L3999
Description

Long description:
Upper limb orthosis, not otherwise specified

Short description:
Upper limb orthosis nos

HCPCS Pricing indicator 46 - Carrier priced (e.g., not otherwise classified, individual determination, carrier discretion, gap-filled amounts)
Multiple pricing indicator A - Not applicable as HCPCS priced under one methodology
Coverage code C - Carrier judgment
BETOS2 code D1F - Prosthetic/Orthotic devices
HCPCS Action code N - No maintenance for this code
Type of service P - Lump sum purchase of DME, prosthetics, orthotics
Effective date Effective Jan 01, 1998
Date added Added Jan 01, 1982

See also

  • HCPCS L3995 · Addition to upper extremity orthosis, sock, fracture or equal, each

  • HCPCS L4000 · Replace girdle for spinal orthosis (ctlso or so)

1 Two-digit numeric codes are Level I code modifiers copyrighted© by the American Medical Association's Current Procedural Terminology (CPT).

2 BETOS stands for “Berenson-Eggers Type Of Service”

HCPCS Level II codes and descriptors are approved and maintained jointly by the alpha-numeric editorial panel (consisting of CMS, the Health Insurance Association of America, and the Blue Cross and Blue Shield Association). — Updated 6/23/2026

CPT® is a registered trademark of the American Medical Association (AMA). All rights reserved.