L6638 – Upper extremity addition to prosthesis, electric locking feature, only for use with manually powered elbow
HCPCS Level II code · L codes: Orthotic and Prosthetic Procedures and Devices
HCPCS codeL6638
- Long description
- Upper extremity addition to prosthesis, electric locking feature, only for use with manually powered elbow
- Short description
- Elec lock on manual pw elbow
- 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, 2003
- Last change
- January 1, 2003 – No change
Frequently asked questions
What is HCPCS code L6638?
L6638 is a HCPCS Level II code for upper extremity addition to prosthesis, electric locking feature, only for use with manually powered elbow.
Does Medicare cover L6638?
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
- L6624 – Upper extremity addition, flexion/extension and rotation wrist unit
- L6625 – Upper extremity addition, rotation wrist unit with cable lock
- L6628 – Upper extremity addition, quick disconnect hook adapter, otto bock or equal
- L6629 – Upper extremity addition, quick disconnect lamination collar with coupling piece, otto bock or equal
- L6630 – Upper extremity addition, stainless steel, any wrist
- L6632 – Upper extremity addition, latex suspension sleeve, each
- L6635 – Upper extremity addition, lift assist for elbow
- L6637 – Upper extremity addition, nudge control elbow lock
- L6640 – Upper extremity additions, shoulder abduction joint, pair
- L6641 – Upper extremity addition, excursion amplifier, pulley type
- L6642 – Upper extremity addition, excursion amplifier, lever type
- L6645 – Upper extremity addition, shoulder flexion-abduction joint, each
- L6646 – Upper extremity addition, shoulder joint, multipositional locking, flexion, adjustable abduction friction control, for use with body powered or external powered system
- L6647 – Upper extremity addition, shoulder lock mechanism, body powered actuator
- L6648 – Upper extremity addition, shoulder lock mechanism, external powered actuator
- L6650 – Upper extremity addition, shoulder universal joint, each
Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.