{"code":"M26.0","type":"code","title":"Major anomalies of jaw size","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["acromegaly (E22.0)","Robin's syndrome (Q87.0)","hemifacial atrophy or hypertrophy (Q67.4)","unilateral condylar hyperplasia or hypoplasia (M27.8)"],"excludes2":[],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["M26.01","M26.02","M26.03","M26.04","M26.05","M26.06","M26.07","M26.09"],"inclusionTerms":[],"sibling_titles":{"code":"M26.09","title":"Other specified anomalies of jaw size","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Major anomalies of jaw size is a non-billable ICD-10-CM category code (M26.0). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): acromegaly (E22.0); Robin's syndrome (Q87.0); hemifacial atrophy or hypertrophy (Q67.4); unilateral condylar hyperplasia or hypoplasia (M27.8).","officialDefinition":"Major anomalies of jaw size is a non-billable ICD-10-CM category code (M26.0). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): acromegaly (E22.0); Robin's syndrome (Q87.0); hemifacial atrophy or hypertrophy (Q67.4); unilateral condylar hyperplasia or hypoplasia (M27.8).","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":""}