{"code":"M23.2","type":"code","title":"Derangement of meniscus due to old tear or injury","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["ankylosis (M24.66)","deformity of knee (M21.-)","osteochondritis dissecans (M93.2)"],"excludes2":["current injury - see injury of knee and lower leg (S80-S89)","recurrent dislocation or subluxation of joints (M24.4)","recurrent dislocation or subluxation of patella (M22.0-M22.1)","joints of the spine (M40-M54)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["M23.20","M23.200","M23.201","M23.202","M23.203","M23.204","M23.205","M23.206","M23.207","M23.209","M23.21","M23.211","M23.212","M23.219","M23.22","M23.221","M23.222","M23.229","M23.23","M23.231","M23.232","M23.239","M23.24","M23.241","M23.242","M23.249","M23.25","M23.251","M23.252","M23.259","M23.26","M23.261","M23.262","M23.269"],"inclusionTerms":["Old bucket-handle tear"],"sibling_titles":{"code":"M23.269","title":"Derangement of other lateral meniscus due to old tear or injury, unspecified knee","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Derangement of meniscus due to old tear or injury is a non-billable ICD-10-CM category code (M23.2). A more specific billable subcode must be selected for claims submission. Inclusion terms: Old bucket-handle tear. Excludes1 (not coded here): ankylosis (M24.66); deformity of knee (M21.-); osteochondritis dissecans (M93.2). Excludes2 (not included here): current injury - see injury of knee and lower leg (S80-S89); recurrent dislocation or subluxation of joints (M24.4); recurrent dislocation or subluxation of patella (M22.0-M22.1); joints of the spine (M40-M54).","officialDefinition":"Derangement of meniscus due to old tear or injury is a non-billable ICD-10-CM category code (M23.2). A more specific billable subcode must be selected for claims submission. Inclusion terms: Old bucket-handle tear. Excludes1 (not coded here): ankylosis (M24.66); deformity of knee (M21.-); osteochondritis dissecans (M93.2). Excludes2 (not included here): current injury - see injury of knee and lower leg (S80-S89); recurrent dislocation or subluxation of joints (M24.4); recurrent dislocation or subluxation of patella (M22.0-M22.1); joints of the spine (M40-M54).","seventhCharacterInstructions":[],"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":""}