| S52.231A | Displaced oblique fracture of shaft of right ulna, initial encounter for closed fracture | BILLABLE CODE |
| S52.231B | Displaced oblique fracture of shaft of right ulna, initial encounter for open fracture type I or II | BILLABLE CODE |
| S52.231C | Displaced oblique fracture of shaft of right ulna, initial encounter for open fracture type IIIA, IIIB, or IIIC | BILLABLE CODE |
| S52.231D | Displaced oblique fracture of shaft of right ulna, subsequent encounter for closed fracture with routine healing | BILLABLE CODE |
| S52.231E | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with routine healing | BILLABLE CODE |
| S52.231F | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing | BILLABLE CODE |
| S52.231G | Displaced oblique fracture of shaft of right ulna, subsequent encounter for closed fracture with delayed healing | BILLABLE CODE |
| S52.231H | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with delayed healing | BILLABLE CODE |
| S52.231J | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing | BILLABLE CODE |
| S52.231K | Displaced oblique fracture of shaft of right ulna, subsequent encounter for closed fracture with nonunion | BILLABLE CODE |
| S52.231M | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with nonunion | BILLABLE CODE |
| S52.231N | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion | BILLABLE CODE |
| S52.231P | Displaced oblique fracture of shaft of right ulna, subsequent encounter for closed fracture with malunion | BILLABLE CODE |
| S52.231Q | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type I or II with malunion | BILLABLE CODE |
| S52.231R | Displaced oblique fracture of shaft of right ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion | BILLABLE CODE |
| S52.231S | Displaced oblique fracture of shaft of right ulna, sequela | BILLABLE CODE |
