{"code":"K52.29","type":"code","title":"Other allergic and dietetic gastroenteritis and colitis","codeAlso":[],"includes":["noninfective inflammatory bowel disease"],"modern_v":"official26","codeFirst":[],"excludes1":["irritable bowel syndrome (K58.-)","megacolon (K59.3-)"],"excludes2":["allergic eosinophilic colitis (K52.82)","allergic eosinophilic esophagitis (K20.0)","allergic eosinophilic gastritis (K52.81)","allergic eosinophilic gastroenteritis (K52.81)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["K52","K52.0","K52.1","K52.2","K52.21","K52.22","K52.3","K52.8","K52.81","K52.82","K52.83","K52.831","K52.832","K52.838","K52.839","K52.89","K52.9"],"inclusionTerms":["Allergic proctocolitis","Food hypersensitivity gastroenteritis or colitis","Food-induced eosinophilic proctocolitis","Food protein-induced proctocolitis","Immediate gastrointestinal hypersensitivity","Milk protein-induced proctocolitis"],"sibling_titles":{"code":"K52.9","title":"Noninfective gastroenteritis and colitis, unspecified","isBillable":true},"useAdditionalCode":["code to identify type of food allergy (Z91.01-, Z91.02-)"],"clinicalDefinition":"Other allergic and dietetic gastroenteritis and colitis is a billable ICD-10-CM diagnosis code (K52.29). Includes: noninfective inflammatory bowel disease. Inclusion terms: Allergic proctocolitis; Food hypersensitivity gastroenteritis or colitis; Food-induced eosinophilic proctocolitis; Food protein-induced proctocolitis; Immediate gastrointestinal hypersensitivity; Milk protein-induced proctocolitis. Excludes1 (not coded here): irritable bowel syndrome (K58.-); megacolon (K59.3-).","officialDefinition":"Other allergic and dietetic gastroenteritis and colitis is a billable ICD-10-CM diagnosis code (K52.29). Includes: noninfective inflammatory bowel disease. Inclusion terms: Allergic proctocolitis; Food hypersensitivity gastroenteritis or colitis; Food-induced eosinophilic proctocolitis; Food protein-induced proctocolitis; Immediate gastrointestinal hypersensitivity; Milk protein-induced proctocolitis. Excludes1 (not coded here): irritable bowel syndrome (K58.-); megacolon (K59.3-). Excludes2 (not included here): allergic eosinophilic colitis (K52.82); allergic eosinophilic esophagitis (K20.0); allergic eosinophilic gastritis (K52.81); allergic eosinophilic gastroenteritis (K52.81). Use additional code: code to identify type of food allergy (Z91.01-, Z91.02-).","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":"","noteProvenance":{"irritable bowel syndrome (K58.-)":"K52","megacolon (K59.3-)":"K52","noninfective inflammatory bowel disease":"K52","allergic eosinophilic colitis (K52.82)":"K52.2","allergic eosinophilic esophagitis (K20.0)":"K52.2","allergic eosinophilic gastritis (K52.81)":"K52.2","allergic eosinophilic gastroenteritis (K52.81)":"K52.2","code to identify type of food allergy (Z91.01-, Z91.02-)":"K52.2","Food hypersensitivity gastroenteritis or colitis":"K52.2"},"hcc":{"mapped":false,"model":"CMS-HCC V28","paymentYear":"2026","categories":[],"otherModels":[]}}