M62.139 Other rupture of muscle (nontraumatic), unspecified forearm

Billable ICD-10-CM code, FY2026.

Applies from M62 Other disorders of muscle

Excludes1 (never code together)

• alcoholic myopathy (G72.1)
• cramp and spasm (R25.2)
• drug-induced myopathy (G72.0)
• myalgia (M79.1-)
• stiff-man syndrome (G25.82)

Excludes2 (not included here)

• nontraumatic hematoma of muscle (M79.81)

Applies from M62.1 Other rupture of muscle (nontraumatic)

Excludes1 (never code together)

• traumatic rupture of muscle - see strain of muscle by body region

Excludes2 (not included here)

• rupture of tendon (M66.-)

MS-DRG index

Defines the logic of DRG(s) 557-558 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 728.83 Rupture of muscle, nontraumatic (approximate)

Nearby codes

• M62.122 Other rupture of muscle (nontraumatic), left upper arm
• M62.129 Other rupture of muscle (nontraumatic), unspecified upper arm
• M62.13 Other rupture of muscle (nontraumatic), forearm
• M62.131 Other rupture of muscle (nontraumatic), right forearm
• M62.132 Other rupture of muscle (nontraumatic), left forearm
• M62.139 Other rupture of muscle (nontraumatic), unspecified forearm (this code)
• M62.14 Other rupture of muscle (nontraumatic), hand
• M62.141 Other rupture of muscle (nontraumatic), right hand
• M62.142 Other rupture of muscle (nontraumatic), left hand
• M62.149 Other rupture of muscle (nontraumatic), unspecified hand
• M62.15 Other rupture of muscle (nontraumatic), thigh