{"code":"H71.2","type":"code","title":"Cholesteatoma of mastoid","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["cholesteatoma of external ear (H60.4-)","recurrent cholesteatoma of postmastoidectomy cavity (H95.0-)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["H71.20","H71.21","H71.22","H71.23"],"inclusionTerms":[],"sibling_titles":{"code":"H71.23","title":"Cholesteatoma of mastoid, bilateral","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Cholesteatoma of mastoid is a non-billable ICD-10-CM category code (H71.2). A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): cholesteatoma of external ear (H60.4-); recurrent cholesteatoma of postmastoidectomy cavity (H95.0-).","officialDefinition":"Cholesteatoma of mastoid is a non-billable ICD-10-CM category code (H71.2). A more specific billable subcode must be selected for claims submission. Excludes2 (not included here): cholesteatoma of external ear (H60.4-); recurrent cholesteatoma of postmastoidectomy cavity (H95.0-).","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":""}