ICD-10-CM > S00-T88 > S80-S89 > S83 > S83.2 > S83.22 > S83.229 S83.229 Peripheral tear of medial meniscus, current injury, unspecified knee Non-Billable/Non-Specific Codes S83.229A..., initial encounterS83.229D..., subsequent encounterS83.229S..., sequela