| ICD-10 Code | Description |
| S52.043A | Displaced fracture of coronoid process of unspecified ulna, initial encounter for closed fracture |
| S52.043B | Displaced fracture of coronoid process of unspecified ulna, initial encounter for open fracture type I or II |
| S52.043C | Displaced fracture of coronoid process of unspecified ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC |
| S52.043D | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with routine healing |
| S52.043E | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with routine healing |
| S52.043F | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing |
| S52.043G | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with delayed healing |
| S52.043H | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with delayed healing |
| S52.043J | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing |
| S52.043K | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with nonunion |
| S52.043M | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with nonunion |
| S52.043N | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion |
| S52.043P | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with malunion |
| S52.043Q | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with malunion |
| S52.043R | Displaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion |
| S52.043S | Displaced fracture of coronoid process of unspecified ulna, sequela |
