{"code":"J95.4","type":"code","title":"Chemical pneumonitis due to anesthesia","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0)","aspiration pneumonitis due to anesthesia complicating pregnancy (O29)","aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01)"],"excludes2":["aspiration pneumonia (J69.-)","emphysema (subcutaneous) resulting from a procedure (T81.82)","hypostatic pneumonia (J18.2)","pulmonary manifestations due to radiation (J70.0-J70.1)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":["Mendelson's syndrome","Postprocedural aspiration pneumonia"],"useAdditionalCode":["code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5)"],"clinicalDefinition":"Chemical pneumonitis due to anesthesia is a billable ICD-10-CM diagnosis code (J95.4). Inclusion terms: Mendelson's syndrome; Postprocedural aspiration pneumonia. Excludes1 (not coded here): aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0); aspiration pneumonitis due to anesthesia complicating pregnancy (O29); aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01). Excludes2 (not included here): aspiration pneumonia (J69.","officialDefinition":"Chemical pneumonitis due to anesthesia is a billable ICD-10-CM diagnosis code (J95.4). Inclusion terms: Mendelson's syndrome; Postprocedural aspiration pneumonia. Excludes1 (not coded here): aspiration pneumonitis due to anesthesia complicating labor and delivery (O74.0); aspiration pneumonitis due to anesthesia complicating pregnancy (O29); aspiration pneumonitis due to anesthesia complicating the puerperium (O89.01). Excludes2 (not included here): aspiration pneumonia (J69.-); emphysema (subcutaneous) resulting from a procedure (T81.82); hypostatic pneumonia (J18.2); pulmonary manifestations due to radiation (J70.0-J70.1). Use additional code: code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5).","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":""}