{"code":"O66.0","type":"code","title":"Obstructed labor due to shoulder dystocia","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["O66","O66.1","O66.2","O66.3","O66.4","O66.40","O66.41","O66.5","O66.6","O66.8","O66.9"],"inclusionTerms":["Impacted shoulders"],"sibling_titles":{"code":"O66.9","title":"Obstructed labor, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Obstructed labor due to shoulder dystocia is a billable ICD-10-CM diagnosis code (O66.0). Inclusion terms: Impacted shoulders.","officialDefinition":"Obstructed labor due to shoulder dystocia is a billable ICD-10-CM diagnosis code (O66.0). Inclusion terms: Impacted shoulders.","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":""}