# L5681: Prosthetics

- **HCPCS code:** L5681
- **CMS description:** Addition to lower extremity, below knee/above knee, custom fabricated socket insert for congenital or atypical traumatic amputee, silicone gel, elastomeric or equal, for use with or without locking mechanism, initial only (for other than initial, use code l5673 or l5679)

## Service Type Codes to Send

1. [75 Prosthetic Device](https://www.verifytx.com/stc-lookup/service-types/75/)
2. [DM Durable Medical Equipment](https://www.verifytx.com/stc-lookup/service-types/DM/)

**Why these codes:** Prosthetic devices have their own STC; DME is the fallback.

**Sources:** CMS HCPCS Level II descriptor; X12 HIPAA 5010 service type code definitions; VerifyTX billing practice

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Canonical: https://www.verifytx.com/stc-lookup/procedure-codes/L5681/