{"code":"M84.371","type":"category","title":"Stress fracture, right ankle","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["pathological fracture NOS (M84.4.-)","pathological fracture due to osteoporosis (M80.-)","traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-)"],"excludes2":["personal history of (healed) stress (fatigue) fracture (Z87.312)","stress fracture of vertebra (M48.4-)","traumatic fracture of bone-see fracture, by site"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["M84.371A","M84.371D","M84.371G","M84.371K","M84.371P","M84.371S"],"inclusionTerms":[],"sibling_titles":{"code":"M84.371S","title":"Stress fracture, right ankle, sequela","isBillable":true},"useAdditionalCode":["external cause code(s) to identify the cause of the stress fracture"],"clinicalDefinition":"Stress fracture, right ankle is a non-billable ICD-10-CM category code (M84.371). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): pathological fracture NOS (M84.4.-); pathological fracture due to osteoporosis (M80.-); traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-). Excludes2 (not included here): personal history of (healed) stress (fatigue) fracture (Z87.312); stress fracture of vertebra (M48.","officialDefinition":"Stress fracture, right ankle is a non-billable ICD-10-CM category code (M84.371). A more specific billable subcode must be selected for claims submission. Excludes1 (not coded here): pathological fracture NOS (M84.4.-); pathological fracture due to osteoporosis (M80.-); traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-). Excludes2 (not included here): personal history of (healed) stress (fatigue) fracture (Z87.312); stress fracture of vertebra (M48.4-); traumatic fracture of bone-see fracture, by site. Use additional code: external cause code(s) to identify the cause of the stress fracture. 7th character: The appropriate 7th character is to be added to each code from subcategory M84.3:.","seventhCharacterInstructions":["The appropriate 7th character is to be added to each code from subcategory M84.3:"],"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":""}