| S12.191A | Other nondisplaced fracture of second cervical vertebra, initial encounter for closed fracture | BILLABLE CODE |
| S12.191B | Other nondisplaced fracture of second cervical vertebra, initial encounter for open fracture | BILLABLE CODE |
| S12.191D | Other nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with routine healing | BILLABLE CODE |
| S12.191G | Other nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with delayed healing | BILLABLE CODE |
| S12.191K | Other nondisplaced fracture of second cervical vertebra, subsequent encounter for fracture with nonunion | BILLABLE CODE |
| S12.191S | Other nondisplaced fracture of second cervical vertebra, sequela | BILLABLE CODE |
