{"code":"S86.011D","type":"code","title":"Strain of right Achilles tendon, subsequent encounter","codeAlso":["any associated open wound (S81.-)"],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["injury of muscle, fascia and tendon at ankle (S96.-)","injury of patellar ligament (tendon) (S76.1-)","sprain of joints and ligaments of knee (S83.-)","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":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["S86","S86.0","S86.001","S86.001A","S86.001D","S86.001S","S86.002","S86.002A","S86.002D","S86.002S","S86.009","S86.009A","S86.009D","S86.009S","S86.011","S86.011A","S86.011S","S86.012","S86.012A","S86.012D","S86.012S","S86.019","S86.019A","S86.019D","S86.019S","S86.021","S86.021A","S86.021D","S86.021S","S86.022","S86.022A","S86.022D","S86.022S","S86.029","S86.029A","S86.029D","S86.029S","S86.091","S86.091A","S86.091D","S86.091S","S86.092","S86.092A","S86.092D","S86.092S","S86.099","S86.099A","S86.099D","S86.099S","S86.1","S86.101","S86.101A","S86.101D","S86.101S","S86.102","S86.102A","S86.102D","S86.102S","S86.109","S86.109A","S86.109D","S86.109S","S86.111","S86.111A","S86.111D","S86.111S","S86.112","S86.112A","S86.112D","S86.112S","S86.119","S86.119A","S86.119D","S86.119S","S86.121","S86.121A","S86.121D","S86.121S","S86.122","S86.122A","S86.122D","S86.122S","S86.129","S86.129A","S86.129D","S86.129S","S86.191","S86.191A","S86.191D","S86.191S","S86.192","S86.192A"],"inclusionTerms":[],"sibling_titles":{"code":"S86.192A","title":"Other injury of other muscle(s) and tendon(s) of posterior muscle group at lower leg level, left leg, initial encounter","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Strain of right Achilles tendon, subsequent encounter is a billable ICD-10-CM diagnosis code (S86.011D). Excludes2 (not included here): injury of muscle, fascia and tendon at ankle (S96.-); injury of patellar ligament (tendon) (S76.1-); sprain of joints and ligaments of knee (S83.-); 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). Code also: any associated open wound (S81.-). 7th character: The appropriate 7th character is to be added to each code from category S86.","officialDefinition":"Strain of right Achilles tendon, subsequent encounter is a billable ICD-10-CM diagnosis code (S86.011D). Excludes2 (not included here): injury of muscle, fascia and tendon at ankle (S96.-); injury of patellar ligament (tendon) (S76.1-); sprain of joints and ligaments of knee (S83.-); 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). Code also: any associated open wound (S81.-). 7th character: The appropriate 7th character is to be added to each code from category S86.","seventhCharacterInstructions":["The appropriate 7th character is to be added to each code from category S86"],"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":"","hcc":{"mapped":false,"model":"CMS-HCC V28","paymentYear":"2026","categories":[],"otherModels":[]}}