ICD-10-CM > M00-M99 > M60-M63 > M62 > M62.0 > M62.02 M62.02 Separation of muscle (nontraumatic), upper arm Non-Billable/Non-Specific Codes M62.021Separation of muscle (nontraumatic), right upper armM62.022Separation of muscle (nontraumatic), left upper armM62.029Separation of muscle (nontraumatic), unspecified upper arm