{"code":"C16.1","type":"code","title":"Malignant neoplasm of fundus of stomach","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["Kaposi's sarcoma of gastrointestinal sites (C46.4)"],"excludes2":["malignant carcinoid tumor of the stomach (C7A.092)","gastrointestinal stromal tumors (C49.A-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["C16","C16.0","C16.2","C16.3","C16.4","C16.5","C16.6","C16.8","C16.9"],"inclusionTerms":[],"sibling_titles":{"code":"C16.9","title":"Malignant neoplasm of stomach, unspecified","isBillable":true},"useAdditionalCode":["code to identify:","alcohol abuse and dependence (F10.-)"],"clinicalDefinition":"Malignant neoplasm of fundus of stomach is a billable ICD-10-CM diagnosis code (C16.1). Excludes1 (not coded here): Kaposi's sarcoma of gastrointestinal sites (C46.4). Excludes2 (not included here): malignant carcinoid tumor of the stomach (C7A.092); gastrointestinal stromal tumors (C49.A-). Use additional code: code to identify:; alcohol abuse and dependence (F10.-).","officialDefinition":"Malignant neoplasm of fundus of stomach is a billable ICD-10-CM diagnosis code (C16.1). Excludes1 (not coded here): Kaposi's sarcoma of gastrointestinal sites (C46.4). Excludes2 (not included here): malignant carcinoid tumor of the stomach (C7A.092); gastrointestinal stromal tumors (C49.A-). Use additional code: code to identify:; alcohol abuse and dependence (F10.-).","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":""}