ICD-10-CM > S00-T88 > S70-S79 > S73 > S73.1 > S73.12 S73.12 Ischiocapsular (ligament) sprain of hip Non-Billable/Non-Specific Codes S73.121Ischiocapsular ligament sprain of right hipS73.121A..., initial encounterS73.121D..., subsequent encounterS73.121S..., sequelaS73.122Ischiocapsular ligament sprain of left hipS73.122A..., initial encounterS73.122D..., subsequent encounterS73.122S..., sequelaS73.129Ischiocapsular ligament sprain of unspecified hipS73.129A..., initial encounterS73.129D..., subsequent encounterS73.129S..., sequela