ICD-10-CM > M00-M99 > M00-M02 > M01 > M01.X > M01.X2 M01.X2 Direct infection of elbow in infectious and parasitic diseases classified elsewhere Non-Billable/Non-Specific Codes M01.X21Direct infection of right elbow in infectious and parasitic diseases classified elsewhereM01.X22Direct infection of left elbow in infectious and parasitic diseases classified elsewhereM01.X29Direct infection of unspecified elbow in infectious and parasitic diseases classified elsewhere