{"code":"S13.111D","type":"code","title":"Dislocation of C0/C1 cervical vertebrae, subsequent encounter","codeAlso":["any associated:","open wound of neck (S11.-)","spinal cord injury (S14.1-)","any associated open wound"],"includes":["avulsion of joint or ligament at neck level","laceration of cartilage, joint or ligament at neck level","sprain of cartilage, joint or ligament at neck level","traumatic hemarthrosis of joint or ligament at neck level","traumatic rupture of joint or ligament at neck level","traumatic subluxation of joint or ligament at neck level","traumatic tear of joint or ligament at neck level","injuries of nape","injuries of supraclavicular region","injuries of throat"],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["fracture of cervical vertebrae (S12.0-S12.3-)","strain of muscle or tendon at neck level (S16.1)","burns and corrosions (T20-T32)","effects of foreign body in esophagus (T18.1)","effects of foreign body in larynx (T17.3)","effects of foreign body in pharynx (T17.2)","effects of foreign body in trachea (T17.4)","frostbite (T33-T34)","insect bite or sting, venomous (T63.4)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Dislocation of C0/C1 cervical vertebrae, subsequent encounter is a billable ICD-10-CM diagnosis code (S13.111D).","officialDefinition":"Dislocation of C0/C1 cervical vertebrae, subsequent encounter is a billable ICD-10-CM diagnosis code (S13.111D). Includes: avulsion of joint or ligament at neck level; laceration of cartilage, joint or ligament at neck level; sprain of cartilage, joint or ligament at neck level; traumatic hemarthrosis of joint or ligament at neck level; traumatic rupture of joint or ligament at neck level; traumatic subluxation of joint or ligament at neck level; traumatic tear of joint or ligament at neck level; injuries of nape; injuries of supraclavicular region; injuries of throat. Excludes2 (not included here): fracture of cervical vertebrae (S12.0-S12.3-); strain of muscle or tendon at neck level (S16.1); burns and corrosions (T20-T32); effects of foreign body in esophagus (T18.1); effects of foreign body in larynx (T17.3); effects of foreign body in pharynx (T17.2); effects of foreign body in trachea (T17.4); frostbite (T33-T34); insect bite or sting, venomous (T63.4). Code also: any associated:; open wound of neck (S11.-); spinal cord injury (S14.1-); any associated open wound. 7th character: The appropriate 7th character is to be added to each code from category S13.","seventhCharacterInstructions":["The appropriate 7th character is to be added to each code from category S13"],"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":""}