ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.8 > S83.8X > S83.8X1 S83.8X1 Sprain of other specified parts of right knee Non-Billable/Non-Specific Codes S83.8X1A..., initial encounterS83.8X1D..., subsequent encounterS83.8X1S..., sequela