ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.1 > S83.10 > S83.103 S83.103 Unspecified subluxation of unspecified knee Non-Billable/Non-Specific Codes S83.103A..., initial encounterS83.103D..., subsequent encounterS83.103S..., sequela