W56.31XA
✓ BillableBitten by other marine mammals, initial encounter
External causes of morbidity (V00-Y99)
✅ No additional coding notes for W56.31XA
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CodeW56.31XA
BillableYes
ParentW56.31
CategoryExternal causes of morbidity (V00-Y99)
Excludes10 rule(s)
Excludes20 note(s)
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)