{"code":"K63.1","type":"code","title":"Perforation of intestine (nontraumatic)","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["perforation (nontraumatic) of duodenum (K26.-)","perforation (nontraumatic) of intestine with diverticular disease (K57.0, K57.2, K57.4, K57.8)"],"excludes2":["perforation (nontraumatic) of appendix (K35.2-, K35.3-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["K63","K63.0","K63.2","K63.3","K63.4","K63.5","K63.8","K63.81","K63.82","K63.821","K63.8211","K63.8212","K63.8219","K63.822","K63.829","K63.89","K63.9"],"inclusionTerms":["Perforation (nontraumatic) of rectum"],"sibling_titles":{"code":"K63.9","title":"Disease of intestine, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Perforation of intestine (nontraumatic) is a billable ICD-10-CM diagnosis code (K63.1). Inclusion terms: Perforation (nontraumatic) of rectum. Excludes1 (not coded here): perforation (nontraumatic) of duodenum (K26.-); perforation (nontraumatic) of intestine with diverticular disease (K57.0, K57.2, K57.4, K57.8). Excludes2 (not included here): perforation (nontraumatic) of appendix (K35.2-, K35.3-).","officialDefinition":"Perforation of intestine (nontraumatic) is a billable ICD-10-CM diagnosis code (K63.1). Inclusion terms: Perforation (nontraumatic) of rectum. Excludes1 (not coded here): perforation (nontraumatic) of duodenum (K26.-); perforation (nontraumatic) of intestine with diverticular disease (K57.0, K57.2, K57.4, K57.8). Excludes2 (not included here): perforation (nontraumatic) of appendix (K35.2-, K35.3-).","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":""}