| Full description | Displaced fracture of unspecified ulna styloid process, subsequent encounter for open fracture type I or II with nonunion |
| Billable | Yes |
| Chapter | Chapter 19: Injury, poisoning and certain other consequences of external causes (S00-T88) |
| Section | Injuries to the elbow and forearm (S50-S59) |
| Parent code | S52.613 — Displaced fracture of unspecified ulna styloid process |