{"code":"Z16.12","type":"code","title":"Extended spectrum beta lactamase (ESBL) resistance","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":["the infection"],"excludes1":["Methicillin resistant Staphylococcus aureus infection (A49.02)","Methicillin resistant Staphylococcus aureus pneumonia (J15.212)","Sepsis due to Methicillin resistant Staphylococcus aureus (A41.02)"],"excludes2":["Methicillin resistant Staphylococcus aureus infection in diseases classified elsewhere (B95.62)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["Z16","Z16.1","Z16.10","Z16.11","Z16.13","Z16.19","Z16.2","Z16.20","Z16.21","Z16.22","Z16.23","Z16.24","Z16.29","Z16.3","Z16.30","Z16.31","Z16.32","Z16.33","Z16.34","Z16.341","Z16.342","Z16.35","Z16.39"],"inclusionTerms":[],"sibling_titles":{"code":"Z16.39","title":"Resistance to other specified antimicrobial drug","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Extended spectrum beta lactamase (ESBL) resistance is a billable ICD-10-CM diagnosis code (Z16.12). Excludes1 (not coded here): Methicillin resistant Staphylococcus aureus infection (A49.02); Methicillin resistant Staphylococcus aureus pneumonia (J15.212); Sepsis due to Methicillin resistant Staphylococcus aureus (A41.02). Excludes2 (not included here): Methicillin resistant Staphylococcus aureus infection in diseases classified elsewhere (B95.62). Code first: the infection.","officialDefinition":"Extended spectrum beta lactamase (ESBL) resistance is a billable ICD-10-CM diagnosis code (Z16.12). Excludes1 (not coded here): Methicillin resistant Staphylococcus aureus infection (A49.02); Methicillin resistant Staphylococcus aureus pneumonia (J15.212); Sepsis due to Methicillin resistant Staphylococcus aureus (A41.02). Excludes2 (not included here): Methicillin resistant Staphylococcus aureus infection in diseases classified elsewhere (B95.62). Code first: the infection.","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":""}