ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.0 > S83.00 > S83.003 S83.003 Unspecified subluxation of unspecified patella Non-Billable/Non-Specific Codes S83.003A..., initial encounterS83.003D..., subsequent encounterS83.003S..., sequela