{"code":"W94.29XS","type":"code","title":"Exposure to other rapid changes in air pressure during ascent, sequela","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["exposure to:","failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5)","lightning (T75.0-)","natural cold (X31)","natural heat (X30)","natural radiation NOS (X39)","radiological procedure and radiotherapy (Y84.2)","sunlight (X32)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["W94","W94.0","W94.0XXA","W94.0XXD","W94.0XXS","W94.1","W94.11","W94.11XA","W94.11XD","W94.11XS","W94.12","W94.12XA","W94.12XD","W94.12XS","W94.2","W94.21","W94.21XA","W94.21XD","W94.21XS","W94.22","W94.22XA","W94.22XD","W94.22XS","W94.23","W94.23XA","W94.23XD","W94.23XS","W94.29","W94.29XA","W94.29XD","W94.3","W94.31","W94.31XA","W94.31XD","W94.31XS","W94.32","W94.32XA","W94.32XD","W94.32XS","W94.39","W94.39XA","W94.39XD","W94.39XS"],"inclusionTerms":[],"sibling_titles":{"code":"W94.39XS","title":"Exposure to other rapid changes in air pressure during descent, sequela","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Exposure to other rapid changes in air pressure during ascent, sequela is a billable ICD-10-CM diagnosis code (W94.29S). Excludes1 (not coded here): exposure to:; failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5); lightning (T75.0-); natural cold (X31); natural heat (X30); natural radiation NOS (X39); radiological procedure and radiotherapy (Y84.2); sunlight (X32). 7th character: The appropriate 7th character is to be added to each code from category W94.","officialDefinition":"Exposure to other rapid changes in air pressure during ascent, sequela is a billable ICD-10-CM diagnosis code (W94.29S). Excludes1 (not coded here): exposure to:; failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5); lightning (T75.0-); natural cold (X31); natural heat (X30); natural radiation NOS (X39); radiological procedure and radiotherapy (Y84.2); sunlight (X32). 7th character: The appropriate 7th character is to be added to each code from category W94.","seventhCharacterInstructions":["The appropriate 7th character is to be added to each code from category W94"],"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":[]}}