S39.92 Unspecified injury of lower backNon-billable ICD-10-CM code.
S39.9 Unspecified injury of abdomen, lower back, pelvis and external genitalsS39.91 Unspecified injury of abdomenS39.91XA Unspecified injury of abdomen, initial encounterS39.91XD Unspecified injury of abdomen, subsequent encounterS39.91XS Unspecified injury of abdomen, sequelaS39.92 Unspecified injury of lower back (this code)S39.92XA Unspecified injury of lower back, initial encounterS39.92XD Unspecified injury of lower back, subsequent encounterS39.92XS Unspecified injury of lower back, sequelaS39.93 Unspecified injury of pelvisS39.93XA Unspecified injury of pelvis, initial encounter