{"code":"M19.93","type":"code","title":"Secondary osteoarthritis, unspecified site","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["polyarthritis (M15.-)"],"excludes2":["arthrosis of spine (M47.-)","hallux rigidus (M20.2)","osteoarthritis of spine (M47.-)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"sibling_codes":["M19","M19.0","M19.01","M19.011","M19.012","M19.019","M19.02","M19.021","M19.022","M19.029","M19.03","M19.031","M19.032","M19.039","M19.04","M19.041","M19.042","M19.049","M19.07","M19.071","M19.072","M19.079","M19.09","M19.1","M19.11","M19.111","M19.112","M19.119","M19.12","M19.121","M19.122","M19.129","M19.13","M19.131","M19.132","M19.139","M19.14","M19.141","M19.142","M19.149","M19.17","M19.171","M19.172","M19.179","M19.19","M19.2","M19.21","M19.211","M19.212","M19.219","M19.22","M19.221","M19.222","M19.229","M19.23","M19.231","M19.232","M19.239","M19.24","M19.241","M19.242","M19.249","M19.27","M19.271","M19.272","M19.279","M19.29","M19.9","M19.90","M19.91","M19.92"],"inclusionTerms":["Secondary osteoarthritis NOS"],"sibling_titles":{"code":"M19.92","title":"Post-traumatic osteoarthritis, unspecified site","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Secondary osteoarthritis, unspecified site is a billable ICD-10-CM diagnosis code (M19.93). Inclusion terms: Secondary osteoarthritis NOS. Excludes1 (not coded here): polyarthritis (M15.-). Excludes2 (not included here): arthrosis of spine (M47.-); hallux rigidus (M20.2); osteoarthritis of spine (M47.-).","officialDefinition":"Secondary osteoarthritis, unspecified site is a billable ICD-10-CM diagnosis code (M19.93). Inclusion terms: Secondary osteoarthritis NOS. Excludes1 (not coded here): polyarthritis (M15.-). Excludes2 (not included here): arthrosis of spine (M47.-); hallux rigidus (M20.2); osteoarthritis of spine (M47.-).","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":""}