L5646 Addition to lower extremity, below knee, air, fluid, gel or equal, cushion socket

Short descriptor: Below knee cushion socket

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L5646 is the HCPCS Level II code for Addition to lower extremity, below knee, air, fluid, gel or equal, cushion socket (2026). It belongs to Section L — Orthotic & Prosthetic Procedures. Under Medicare, its coverage status is: Carrier judgment. Part B pricing methodology: Orthotics, prosthetics & vision services.

Classification & CMS Attributes

Medicare Coverage
Carrier judgment (code C)
Part B Pricing
Orthotics, prosthetics & vision services (indicator 38)
Type of Service
Lump-sum purchase of DME, prosthetics, orthotics
Effective Date
2004-01-01
2026 Maintenance
No change this year

References

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Reference L5646 with the canonical source and edition:

L5646 — Addition to lower extremity, below knee, air, fluid, gel or equal, cushion socket. ICD-10 Coding Pro (HCPCS Level II 2026). https://icd10codingpro.com/hcpcs-codes/L5646

Canonical URL: https://icd10codingpro.com/hcpcs-codes/L5646

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Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2026-01-01

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