G57
⚠ Non-billable (Header)Mononeuropathies of lower limb
Diseases of the nervous system (G00-G99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
directCannot be coded with G57
- • current traumatic nerve disorder - see nerve injury by body region
Child Codes (10)
G57.0Lesion of sciatic nerveG57.1Meralgia parestheticaG57.2Lesion of femoral nerveG57.3Lesion of lateral popliteal nerveG57.4Lesion of medial popliteal nerveG57.5Tarsal tunnel syndromeG57.6Lesion of plantar nerveG57.7Causalgia of lower limbG57.8Other specified mononeuropathies of lower limbG57.9Unspecified mononeuropathy of lower limb
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CodeG57
BillableNo — Header code
CategoryDiseases of the nervous system (G00-G99)
Excludes11 rule(s)
Excludes20 note(s)
Child codes10
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)