ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.0 > S83.00 S83.00 Unspecified subluxation and dislocation of patella Non-Billable/Non-Specific Codes S83.001Unspecified subluxation of right patellaS83.001A..., initial encounterS83.001D..., subsequent encounterS83.001S..., sequelaS83.002Unspecified subluxation of left patellaS83.002A..., initial encounterS83.002D..., subsequent encounterS83.002S..., sequelaS83.003Unspecified subluxation of unspecified patellaS83.003A..., initial encounterS83.003D..., subsequent encounterS83.003S..., sequelaS83.004Unspecified dislocation of right patellaS83.004A..., initial encounterS83.004D..., subsequent encounterS83.004S..., sequelaS83.005Unspecified dislocation of left patellaS83.005A..., initial encounterS83.005D..., subsequent encounterS83.005S..., sequelaS83.006Unspecified dislocation of unspecified patellaS83.006A..., initial encounterS83.006D..., subsequent encounterS83.006S..., sequela