{"code":"I27.9","type":"code","title":"Pulmonary heart disease, unspecified","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["I27","I27.0","I27.1","I27.2","I27.20","I27.21","I27.22","I27.23","I27.24","I27.29","I27.8","I27.81","I27.82","I27.83","I27.84","I27.840","I27.841","I27.848","I27.849","I27.89"],"inclusionTerms":["Chronic cardiopulmonary disease"],"sibling_titles":{"code":"I27.89","title":"Other specified pulmonary heart diseases","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Pulmonary heart disease, unspecified is a billable ICD-10-CM diagnosis code (I27.9). Inclusion terms: Chronic cardiopulmonary disease.","officialDefinition":"Pulmonary heart disease, unspecified is a billable ICD-10-CM diagnosis code (I27.9). Inclusion terms: Chronic cardiopulmonary disease.","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":""}