| S52.266A | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, initial encounter for closed fracture | BILLABLE CODE |
| S52.266B | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, initial encounter for open fracture type I or II | BILLABLE CODE |
| S52.266C | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, initial encounter for open fracture type IIIA, IIIB, or IIIC | BILLABLE CODE |
| S52.266D | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for closed fracture with routine healing | BILLABLE CODE |
| S52.266E | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type I or II with routine healing | BILLABLE CODE |
| S52.266F | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing | BILLABLE CODE |
| S52.266G | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for closed fracture with delayed healing | BILLABLE CODE |
| S52.266H | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type I or II with delayed healing | BILLABLE CODE |
| S52.266J | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing | BILLABLE CODE |
| S52.266K | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for closed fracture with nonunion | BILLABLE CODE |
| S52.266M | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type I or II with nonunion | BILLABLE CODE |
| S52.266N | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion | BILLABLE CODE |
| S52.266P | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for closed fracture with malunion | BILLABLE CODE |
| S52.266Q | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type I or II with malunion | BILLABLE CODE |
| S52.266R | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion | BILLABLE CODE |
| S52.266S | Nondisplaced segmental fracture of shaft of ulna, unspecified arm, sequela | BILLABLE CODE |
