G57
ICD-10Non-billable categoryMononeuropathies of lower limb
Official ICD-10-CM descriptor (FY2026)
Mononeuropathies of lower limb
G57 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- current traumatic nerve disorder - see nerve injury by body region
More specific codes under G57
- G57.0Lesion of sciatic nervecategory
- G57.1Meralgia parestheticacategory
- G57.2Lesion of femoral nervecategory
- G57.3Lesion of lateral popliteal nervecategory
- G57.4Lesion of medial popliteal nervecategory
- G57.5Tarsal tunnel syndromecategory
- G57.6Lesion of plantar nervecategory
- G57.7Causalgia of lower limbcategory
- G57.8Other specified mononeuropathies of lower limbcategory
- G57.9Unspecified mononeuropathy of lower limbcategory
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.