{"code":"M21.611","type":"code","title":"Bunion of right foot","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["acquired absence of limb (Z89.-)","congenital absence of limbs (Q71-Q73)","congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74)"],"excludes2":["deformities of toe (acquired) (M20.1-M20.6-)","acquired deformities of fingers or toes (M20.-)","coxa plana (M91.2)","joints of the spine (M40-M54)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["M21","M21.0","M21.00","M21.02","M21.021","M21.022","M21.029","M21.05","M21.051","M21.052","M21.059","M21.06","M21.061","M21.062","M21.069","M21.07","M21.071","M21.072","M21.079","M21.1","M21.10","M21.12","M21.121","M21.122","M21.129","M21.15","M21.151","M21.152","M21.159","M21.16","M21.161","M21.162","M21.169","M21.17","M21.171","M21.172","M21.179","M21.2","M21.20","M21.21","M21.211","M21.212","M21.219","M21.22","M21.221","M21.222","M21.229","M21.23","M21.231","M21.232","M21.239","M21.24","M21.241","M21.242","M21.249","M21.25","M21.251","M21.252","M21.259","M21.26","M21.261","M21.262","M21.269","M21.27","M21.271","M21.272","M21.279","M21.3","M21.33","M21.331","M21.332","M21.339","M21.37","M21.371","M21.372","M21.379","M21.4","M21.40","M21.41","M21.42","M21.5","M21.51","M21.511","M21.512","M21.519","M21.52","M21.521","M21.522","M21.529","M21.53","M21.531","M21.532","M21.539","M21.54","M21.541","M21.542","M21.549","M21.6","M21.61","M21.612"],"inclusionTerms":[],"sibling_titles":{"code":"M21.612","title":"Bunion of left foot","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Bunion of right foot is a billable ICD-10-CM diagnosis code (M21.611). Excludes1 (not coded here): acquired absence of limb (Z89.-); congenital absence of limbs (Q71-Q73); congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74). Excludes2 (not included here): deformities of toe (acquired) (M20.1-M20.6-); acquired deformities of fingers or toes (M20.-); coxa plana (M91.2); joints of the spine (M40-M54).","officialDefinition":"Bunion of right foot is a billable ICD-10-CM diagnosis code (M21.611). Excludes1 (not coded here): acquired absence of limb (Z89.-); congenital absence of limbs (Q71-Q73); congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74). Excludes2 (not included here): deformities of toe (acquired) (M20.1-M20.6-); acquired deformities of fingers or toes (M20.-); coxa plana (M91.2); joints of the spine (M40-M54).","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":""}