| ICD-10 Code | Description |
| S52.272A | Monteggia's fracture of left ulna, initial encounter for closed fracture |
| S52.272B | Monteggia's fracture of left ulna, initial encounter for open fracture type I or II |
| S52.272C | Monteggia's fracture of left ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC |
| S52.272D | Monteggia's fracture of left ulna, subsequent encounter for closed fracture with routine healing |
| S52.272E | Monteggia's fracture of left ulna, subsequent encounter for open fracture type I or II with routine healing |
| S52.272F | Monteggia's fracture of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing |
| S52.272G | Monteggia's fracture of left ulna, subsequent encounter for closed fracture with delayed healing |
| S52.272H | Monteggia's fracture of left ulna, subsequent encounter for open fracture type I or II with delayed healing |
| S52.272J | Monteggia's fracture of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing |
| S52.272K | Monteggia's fracture of left ulna, subsequent encounter for closed fracture with nonunion |
| S52.272M | Monteggia's fracture of left ulna, subsequent encounter for open fracture type I or II with nonunion |
| S52.272N | Monteggia's fracture of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion |
| S52.272P | Monteggia's fracture of left ulna, subsequent encounter for closed fracture with malunion |
| S52.272Q | Monteggia's fracture of left ulna, subsequent encounter for open fracture type I or II with malunion |
| S52.272R | Monteggia's fracture of left ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion |
| S52.272S | Monteggia's fracture of left ulna, sequela |
