ICD-10-CM > S00-T88 > S70-S79 > S71 > S71.0 > S71.00 > S71.009 S71.009 Unspecified open wound, unspecified hip Non-Billable/Non-Specific Codes S71.009A..., initial encounterS71.009D..., subsequent encounterS71.009S..., sequela