ICD-10-CM > S00-T88 > S90-S99 > S93 > S93.4 > S93.42 > S93.429 S93.429 Sprain of deltoid ligament of unspecified ankle Non-Billable/Non-Specific Codes S93.429A..., initial encounterS93.429D..., subsequent encounterS93.429S..., sequela