ICD-10-CM > M00-M99 > M50-M54 > M50 > M50.0 > M50.02 M50.02 Cervical disc disorder with myelopathy, mid-cervical region Non-Billable/Non-Specific Codes M50.020Cervical disc disorder with myelopathy, mid-cervical region, unspecified levelM50.021Cervical disc disorder at C4-C5 level with myelopathyM50.022Cervical disc disorder at C5-C6 level with myelopathyM50.023Cervical disc disorder at C6-C7 level with myelopathy