ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.8 S83.8 Sprain of other specified parts of knee Non-Billable/Non-Specific Codes S83.8XSprain of other specified parts of kneeS83.8X1Sprain of other specified parts of right kneeS83.8X1A..., initial encounterS83.8X1D..., subsequent encounterS83.8X1S..., sequelaS83.8X2Sprain of other specified parts of left kneeS83.8X2A..., initial encounterS83.8X2D..., subsequent encounterS83.8X2S..., sequelaS83.8X9Sprain of other specified parts of unspecified kneeS83.8X9A..., initial encounterS83.8X9D..., subsequent encounterS83.8X9S..., sequela