| ICD-10 Code | Description |
| S52.046A | Nondisplaced fracture of coronoid process of unspecified ulna, initial encounter for closed fracture |
| S52.046B | Nondisplaced fracture of coronoid process of unspecified ulna, initial encounter for open fracture type I or II |
| S52.046C | Nondisplaced fracture of coronoid process of unspecified ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC |
| S52.046D | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with routine healing |
| S52.046E | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with routine healing |
| S52.046F | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing |
| S52.046G | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with delayed healing |
| S52.046H | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with delayed healing |
| S52.046J | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing |
| S52.046K | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with nonunion |
| S52.046M | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with nonunion |
| S52.046N | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion |
| S52.046P | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for closed fracture with malunion |
| S52.046Q | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type I or II with malunion |
| S52.046R | Nondisplaced fracture of coronoid process of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion |
| S52.046S | Nondisplaced fracture of coronoid process of unspecified ulna, sequela |
