Upper extremity addition, nudge control elbow lock
Code effective Jan 01, 1988
HCPCS Section
Orthotic and Prosthetic Procedures, Devices
L6637 is a valid 2026 HCPCS code meaning Upper extremity addition, nudge control elbow lock or (Nudge control elbow lock) for short. HCPCS L6637 has been effective since 01/01/1988 and applies to Lump sum purchase of DME, prosthetics, orthotics.
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HCPCS Level II Code Section L - Orthotic and Prosthetic Procedures, Devices |
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| HCPCS Code | L6637 |
|---|---|
| Description |
Long description:
Short description: |
| HCPCS Pricing indicator |
38 - Orthotics, prosthetics, prosthetic devices & vision services (price subject to floors and ceilings)
|
| 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, 1988 |
| Date added | Added Jan 01, 1988 |
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.