L6646 – Upper extremity addition, shoulder joint, multipositional locking, flexion, adjustable abduction friction control, for use with body powered or external powered system

HCPCS Level II code · L codes: Orthotic and Prosthetic Procedures and Devices

Active code Carrier judgment

HCPCS codeL6646
Long description
Upper extremity addition, shoulder joint, multipositional locking, flexion, adjustable abduction friction control, for use with body powered or external powered system
Short description
Multipo locking shoulder jnt
Pricing indicator
38 Orthotics, prosthetics, prosthetic devices & vision services
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
D1F Prosthetic/Orthotic devices
Added
January 1, 2003
Last change
January 1, 2003 – No change

Frequently asked questions

What is HCPCS code L6646?

L6646 is a HCPCS Level II code for upper extremity addition, shoulder joint, multipositional locking, flexion, adjustable abduction friction control, for use with body powered or external powered system.

Does Medicare cover L6646?

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

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.