| S31.020 | Laceration with foreign body of lower back and pelvis without penetration into retroperitoneum | NON-BILLABLE CODE |
| S31.020A | Laceration with foreign body of lower back and pelvis without penetration into retroperitoneum, initial encounter | BILLABLE CODE |
| S31.020D | Laceration with foreign body of lower back and pelvis without penetration into retroperitoneum, subsequent encounter | BILLABLE CODE |
| S31.020S | Laceration with foreign body of lower back and pelvis without penetration into retroperitoneum, sequela | BILLABLE CODE |
| S31.021 | Laceration with foreign body of lower back and pelvis with penetration into retroperitoneum | NON-BILLABLE CODE |
| S31.021A | Laceration with foreign body of lower back and pelvis with penetration into retroperitoneum, initial encounter | BILLABLE CODE |
| S31.021D | Laceration with foreign body of lower back and pelvis with penetration into retroperitoneum, subsequent encounter | BILLABLE CODE |
| S31.021S | Laceration with foreign body of lower back and pelvis with penetration into retroperitoneum, sequela | BILLABLE CODE |
