{"code":"M62.4","type":"code","title":"Contracture of muscle","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":["contracture of joint (M24.5-)","alcoholic myopathy (G72.1)","cramp and spasm (R25.2)","drug-induced myopathy (G72.0)","myalgia (M79.1-)","stiff-man syndrome (G25.82)","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":["nontraumatic hematoma of muscle (M79.81)","muscular dystrophies and myopathies (G71-G72)"],"isBillable":false,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":false,"billableFy2027":false},"sibling_codes":["M62.40","M62.41","M62.411","M62.412","M62.419","M62.42","M62.421","M62.422","M62.429","M62.43","M62.431","M62.432","M62.439","M62.44","M62.441","M62.442","M62.449","M62.45","M62.451","M62.452","M62.459","M62.46","M62.461","M62.462","M62.469","M62.47","M62.471","M62.472","M62.479","M62.48","M62.49"],"inclusionTerms":["Contracture of tendon (sheath)"],"sibling_titles":{"code":"M62.49","title":"Contracture of muscle, multiple sites","isBillable":true},"useAdditionalCode":[],"clinicalDefinition":"Contracture of muscle is a non-billable ICD-10-CM category code (M62.4). A more specific billable subcode must be selected for claims submission. Inclusion terms: Contracture of tendon (sheath). Excludes1 (not coded here): contracture of joint (M24.5-); alcoholic myopathy (G72.1); cramp and spasm (R25.2); drug-induced myopathy (G72.0); myalgia (M79.1-); stiff-man syndrome (G25.82); dermatopolymyositis (M33.-); myopathy in amyloidosis (E85.-); myopathy in polyarteritis nodosa (M30.","officialDefinition":"Contracture of muscle is a non-billable ICD-10-CM category code (M62.4). A more specific billable subcode must be selected for claims submission. Inclusion terms: Contracture of tendon (sheath). Excludes1 (not coded here): contracture of joint (M24.5-); alcoholic myopathy (G72.1); cramp and spasm (R25.2); drug-induced myopathy (G72.0); myalgia (M79.1-); stiff-man syndrome (G25.82); 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): nontraumatic hematoma of muscle (M79.81); 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":""}