ICD-10-CM > S00-T88 > S30-S39 > S39 > S39.9 S39.9 Unspecified injury of abdomen, lower back, pelvis and external genitals Non-Billable/Non-Specific Codes S39.91Unspecified injury of abdomenS39.91XA..., initial encounterS39.91XD..., subsequent encounterS39.91XS..., sequelaS39.92Unspecified injury of lower backS39.92XA..., initial encounterS39.92XD..., subsequent encounterS39.92XS..., sequelaS39.93Unspecified injury of pelvisS39.93XA..., initial encounterS39.93XD..., subsequent encounterS39.93XS..., sequelaS39.94Unspecified injury of external genitalsS39.94XA..., initial encounterS39.94XD..., subsequent encounterS39.94XS..., sequela