{"code":"S89.9","type":"code","title":"Unspecified injury of lower leg","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["other and unspecified injuries of ankle and foot (S99.-)","burns and corrosions (T20-T32)","frostbite (T33-T34)","injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99)","insect bite or sting, venomous (T63.4)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Unspecified injury of lower leg is a non-billable ICD-10-CM category code (S89.9). A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): other and unspecified injuries of ankle and foot (S99.-); burns and corrosions (T20-T32); frostbite (T33-T34); injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99); insect bite or sting, venomous (T63.4).","officialDefinition":"Unspecified injury of lower leg is a non-billable ICD-10-CM category code (S89.9). A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): other and unspecified injuries of ankle and foot (S99.-); burns and corrosions (T20-T32); frostbite (T33-T34); injuries of ankle and foot, except fracture of ankle and malleolus (S90-S99); insect bite or sting, venomous (T63.4). 7th character: The appropriate 7th character is to be added to each code in subcategory S89.9; The appropriate 7th character is to be added to each code from subcategories S89.0, S89.1, S89.2, and S89.3.","seventhCharacterInstructions":["The appropriate 7th character is to be added to each code in subcategory S89.9","The appropriate 7th character is to be added to each code from subcategories S89.0, S89.1, S89.2, and S89.3","A: initial encounter","D: subsequent encounter","S: sequela"],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}