| ICD-10 Code | Description |
| S12.300A | Unspecified displaced fracture of fourth cervical vertebra, initial encounter for closed fracture |
| S12.300B | Unspecified displaced fracture of fourth cervical vertebra, initial encounter for open fracture |
| S12.300D | Unspecified displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing |
| S12.300G | Unspecified displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing |
| S12.300K | Unspecified displaced fracture of fourth cervical vertebra, subsequent encounter for fracture with nonunion |
| S12.300S | Unspecified displaced fracture of fourth cervical vertebra, sequela |
| S12.301A | Unspecified nondisplaced fracture of fourth cervical vertebra, initial encounter for closed fracture |
| S12.301B | Unspecified nondisplaced fracture of fourth cervical vertebra, initial encounter for open fracture |
| S12.301D | Unspecified nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with routine healing |
| S12.301G | Unspecified nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with delayed healing |
| S12.301K | Unspecified nondisplaced fracture of fourth cervical vertebra, subsequent encounter for fracture with nonunion |
| S12.301S | Unspecified nondisplaced fracture of fourth cervical vertebra, sequela |
