{"code":"K52.1","type":"code","title":"Toxic gastroenteritis and colitis","codeAlso":[],"includes":["noninfective inflammatory bowel disease"],"modern_v":"official26","codeFirst":["(T51-T65) to identify toxic agent"],"excludes1":["irritable bowel syndrome (K58.-)","megacolon (K59.3-)"],"excludes2":[],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["K52","K52.0","K52.2","K52.21","K52.22","K52.29","K52.3","K52.8","K52.81","K52.82","K52.83","K52.831","K52.832","K52.838","K52.839","K52.89","K52.9"],"inclusionTerms":["Drug-induced gastroenteritis and colitis"],"sibling_titles":{"code":"K52.9","title":"Noninfective gastroenteritis and colitis, unspecified","isBillable":true},"useAdditionalCode":["code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)"],"clinicalDefinition":"Toxic gastroenteritis and colitis is a billable ICD-10-CM diagnosis code (K52.1). Includes: noninfective inflammatory bowel disease. Inclusion terms: Drug-induced gastroenteritis and colitis. Excludes1 (not coded here): irritable bowel syndrome (K58.-); megacolon (K59.3-). Code first: (T51-T65) to identify toxic agent. Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5).","officialDefinition":"Toxic gastroenteritis and colitis is a billable ICD-10-CM diagnosis code (K52.1). Includes: noninfective inflammatory bowel disease. Inclusion terms: Drug-induced gastroenteritis and colitis. Excludes1 (not coded here): irritable bowel syndrome (K58.-); megacolon (K59.3-). Code first: (T51-T65) to identify toxic agent. Use additional code: code for adverse effect, if applicable, to identify drug (T36-T50 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":""}