{"code":"Q31","type":"category","title":"Congenital malformations of larynx","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["congenital laryngeal stridor NOS (P28.89)"],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["Q31.0","Q31.1","Q31.2","Q31.3","Q31.5","Q31.8","Q31.9"],"inclusionTerms":[],"sibling_titles":{"code":"Q31.9","title":"Congenital malformation of larynx, unspecified","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Congenital malformations of larynx is a non-billable ICD-10-CM category code (Q31). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","officialDefinition":"Congenital malformations of larynx is a non-billable ICD-10-CM category code (Q31). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","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":[{"code":"Q31.0","title":"Web of larynx","description":"Web of larynx is a billable ICD-10-CM diagnosis code (Q31.0). Inclusion terms: Glottic web of larynx; Subglottic web of larynx; Web of larynx NOS. Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","isBillable":true,"slug":"q31.0-web-of-larynx"},{"code":"Q31.1","title":"Congenital subglottic stenosis","description":"Congenital subglottic stenosis is a billable ICD-10-CM diagnosis code (Q31.1). Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","isBillable":true,"slug":"q31.1-congenital-subglottic-stenosis"},{"code":"Q31.2","title":"Laryngeal hypoplasia","description":"Laryngeal hypoplasia is a billable ICD-10-CM diagnosis code (Q31.2). Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","isBillable":true,"slug":"q31.2-laryngeal-hypoplasia"},{"code":"Q31.3","title":"Laryngocele","description":"Laryngocele is a billable ICD-10-CM diagnosis code (Q31.3). Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","isBillable":true,"slug":"q31.3-laryngocele"},{"code":"Q31.5","title":"Congenital laryngomalacia","description":"Congenital laryngomalacia is a billable ICD-10-CM diagnosis code (Q31.5). Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","isBillable":true,"slug":"q31.5-congenital-laryngomalacia"},{"code":"Q31.8","title":"Other congenital malformations of larynx","description":"Other congenital malformations of larynx is a billable ICD-10-CM diagnosis code (Q31.8). Inclusion terms: Absence of larynx; Agenesis of larynx; Atresia of larynx; Congenital cleft thyroid cartilage; Congenital fissure of epiglottis; Congenital stenosis of larynx NEC; Posterior cleft of cricoid cartilage. Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","isBillable":true,"slug":"q31.8-other-congenital-malformations-of-larynx"},{"code":"Q31.9","title":"Congenital malformation of larynx, unspecified","description":"Congenital malformation of larynx, unspecified is a billable ICD-10-CM diagnosis code (Q31.9). Excludes1 (not coded here): congenital laryngeal stridor NOS (P28.89).","isBillable":true,"slug":"q31.9-congenital-malformation-of-larynx-unspecified"}],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}