{"code":"M61.40","type":"code","title":"Other calcification of muscle, unspecified site","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["calcific tendinitis NOS (M65.2-)","calcific tendinitis of shoulder (M75.3)","dermatopolymyositis (M33.-)","myopathy in amyloidosis (E85.-)","myopathy in polyarteritis nodosa (M30.0)","myopathy in rheumatoid arthritis (M05.32)","myopathy in scleroderma (M34.-)","myopathy in Sjögren's syndrome (M35.03)","myopathy in systemic lupus erythematosus (M32.-)"],"excludes2":["muscular dystrophies and myopathies (G71-G72)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true},"sibling_codes":["M61","M61.0","M61.01","M61.011","M61.012","M61.019","M61.02","M61.021","M61.022","M61.029","M61.03","M61.031","M61.032","M61.039","M61.04","M61.041","M61.042","M61.049","M61.05","M61.051","M61.052","M61.059","M61.06","M61.061","M61.062","M61.069","M61.07","M61.071","M61.072","M61.079","M61.08","M61.09","M61.1","M61.10","M61.11","M61.111","M61.112","M61.119","M61.12","M61.121","M61.122","M61.129","M61.13","M61.131","M61.132","M61.139","M61.14","M61.141","M61.142","M61.143","M61.144","M61.145","M61.146","M61.15","M61.151","M61.152","M61.159","M61.16","M61.161","M61.162","M61.169","M61.17","M61.171","M61.172","M61.173","M61.174","M61.175","M61.176","M61.177","M61.178","M61.179","M61.18","M61.19","M61.2","M61.20","M61.21","M61.211","M61.212","M61.219","M61.22","M61.221","M61.222","M61.229","M61.23","M61.231","M61.232","M61.239","M61.24","M61.241","M61.242","M61.249","M61.25","M61.251","M61.252","M61.259","M61.26","M61.261","M61.262","M61.269"],"inclusionTerms":[],"sibling_titles":{"code":"M61.269","title":"Paralytic calcification and ossification of muscle, unspecified lower leg","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Other calcification of muscle, unspecified site is a billable ICD-10-CM diagnosis code (M61.40). Excludes1 (not coded here): calcific tendinitis NOS (M65.2-); calcific tendinitis of shoulder (M75.3); dermatopolymyositis (M33.-); myopathy in amyloidosis (E85.-); myopathy in polyarteritis nodosa (M30.0); myopathy in rheumatoid arthritis (M05.32); myopathy in scleroderma (M34.-); myopathy in Sjögren's syndrome (M35.03); myopathy in systemic lupus erythematosus (M32.-). Excludes2 (not included here): muscular dystrophies and myopathies (G71-G72).","officialDefinition":"Other calcification of muscle, unspecified site is a billable ICD-10-CM diagnosis code (M61.40). Excludes1 (not coded here): calcific tendinitis NOS (M65.2-); calcific tendinitis of shoulder (M75.3); dermatopolymyositis (M33.-); myopathy in amyloidosis (E85.-); myopathy in polyarteritis nodosa (M30.0); myopathy in rheumatoid arthritis (M05.32); myopathy in scleroderma (M34.-); myopathy in Sjögren's syndrome (M35.03); myopathy in systemic lupus erythematosus (M32.-). Excludes2 (not included here): muscular dystrophies and myopathies (G71-G72).","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":""}