ICD-10-CM > S00-T88 > S90-S99 > S96 > S96.9 > S96.90 S96.90 Unspecified injury of unspecified muscle and tendon at ankle and foot level Non-Billable/Non-Specific Codes S96.901Unspecified injury of unspecified muscle and tendon at ankle and foot level, right footS96.901A..., initial encounterS96.901D..., subsequent encounterS96.901S..., sequelaS96.902Unspecified injury of unspecified muscle and tendon at ankle and foot level, left footS96.902A..., initial encounterS96.902D..., subsequent encounterS96.902S..., sequelaS96.909Unspecified injury of unspecified muscle and tendon at ankle and foot level, unspecified footS96.909A..., initial encounterS96.909D..., subsequent encounterS96.909S..., sequela