S23.123A Dislocation of T3/T4 thoracic vertebra, initial encounter
Billable ICD-10-CM code, FY2026.
Built from S23.123 with 7th character A (initial encounter).
Applies from S23 Dislocation and sprain of joints and ligaments of thorax
Includes
- avulsion of joint or ligament of thorax
- laceration of cartilage, joint or ligament of thorax
- sprain of cartilage, joint or ligament of thorax
- traumatic hemarthrosis of joint or ligament of thorax
- traumatic rupture of joint or ligament of thorax
- traumatic subluxation of joint or ligament of thorax
- traumatic tear of joint or ligament of thorax
Excludes2 (not included here)
- dislocation, sprain of sternoclavicular joint (S43.2, S43.6)
- strain of muscle or tendon of thorax (S29.01-)
Code also
- any associated open wound
7th character note
- The appropriate 7th character is to be added to each code from category S23
7th character required
- A — initial encounter
- D — subsequent encounter
- S — sequela
Applies from S23.1 Subluxation and dislocation of thoracic vertebra
Excludes2 (not included here)
- fracture of thoracic vertebrae (S22.0-)
Code also
- any associated:
- open wound of thorax (S21.-)
- spinal cord injury (S24.0-, S24.1-)
Diagnosis Index entries for S23.123A
- Dislocation (articular) › vertebra (articular process) (body) (traumatic) › thoracic › joint between › T3 and T4
Nearby codes
S23.122 Subluxation of T3/T4 thoracic vertebraS23.122A Subluxation of T3/T4 thoracic vertebra, initial encounterS23.122D Subluxation of T3/T4 thoracic vertebra, subsequent encounterS23.122S Subluxation of T3/T4 thoracic vertebra, sequelaS23.123 Dislocation of T3/T4 thoracic vertebraS23.123A Dislocation of T3/T4 thoracic vertebra, initial encounter (this code)S23.123D Dislocation of T3/T4 thoracic vertebra, subsequent encounterS23.123S Dislocation of T3/T4 thoracic vertebra, sequelaS23.13 Subluxation and dislocation of T4/T5-T5/T6 thoracic vertebraS23.130 Subluxation of T4/T5 thoracic vertebraS23.130A Subluxation of T4/T5 thoracic vertebra, initial encounter