ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.0 > S83.01 > S83.016 S83.016 Lateral dislocation of unspecified patella Non-Billable/Non-Specific Codes S83.016A..., initial encounterS83.016D..., subsequent encounterS83.016S..., sequela