{"code":"F50.012","type":"code","title":"Anorexia nervosa, restricting type, severe","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["loss of appetite (R63.0)","psychogenic loss of appetite (F50.89)","anorexia NOS (R63.0)","feeding problems of newborn (P92.-)","polyphagia (R63.2)"],"excludes2":["feeding difficulties (R63.3-)","feeding disorder in infancy or childhood (F98.2-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["F50","F50.0","F50.01","F50.02","F50.2","F50.8","F50.81","F50.82","F50.89","F50.9"],"inclusionTerms":["Anorexia nervosa, restricting type, with a body mass index of 15.0-15.99 kg/m2"],"sibling_titles":{"code":"F50.9","title":"Eating disorder, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Anorexia nervosa, restricting type, severe is a billable ICD-10-CM diagnosis code (F50.012). Inclusion terms: Anorexia nervosa, restricting type, with a body mass index of 15.0-15.99 kg/m2. Excludes1 (not coded here): loss of appetite (R63.0); psychogenic loss of appetite (F50.89); anorexia NOS (R63.0); feeding problems of newborn (P92.-); polyphagia (R63.2). Excludes2 (not included here): feeding difficulties (R63.3-); feeding disorder in infancy or childhood (F98.2-).","officialDefinition":"Anorexia nervosa, restricting type, severe is a billable ICD-10-CM diagnosis code (F50.012). Inclusion terms: Anorexia nervosa, restricting type, with a body mass index of 15.0-15.99 kg/m2. Excludes1 (not coded here): loss of appetite (R63.0); psychogenic loss of appetite (F50.89); anorexia NOS (R63.0); feeding problems of newborn (P92.-); polyphagia (R63.2). Excludes2 (not included here): feeding difficulties (R63.3-); feeding disorder in infancy or childhood (F98.2-).","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":""}