All ICD10 Codes

S23

Non-Billable
ChapterS00–T88
Rankcategory
Official Description

Dislocation and sprain of joints and ligaments of thorax

Use a more specific code (4 billable, 3 non-billable)
S23.0Traumatic rupture of thoracic intervertebral discS23.1Subluxation and dislocation of thoracic vertebrahas subcodesS23.2Dislocation of other and unspecified parts of thoraxhas subcodesS23.3Sprain of ligaments of thoracic spineS23.4Sprain of ribs and sternumhas subcodesS23.8Sprain of other specified parts of thoraxS23.9Sprain of unspecified parts of thorax
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

CH19 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)

S20-S29 Parent Instructions

Includes
  • injuries of breast
  • injuries of chest (wall)
  • injuries of interscapular area
Excludes2(Not included here. Code separately if applicable.)
  • burns and corrosions (T20-T32)
  • effects of foreign body in bronchus (T17.5)
  • effects of foreign body in esophagus (T18.1)
  • effects of foreign body in lung (T17.8)
  • effects of foreign body in trachea (T17.4)
  • frostbite (T33-T34)
  • injuries of axilla
  • injuries of clavicle
  • injuries of scapular region
  • injuries of shoulder
  • insect bite or sting, venomous (T63.4)

Instructional Notes

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. Code separately if applicable.)
  • dislocation, sprain of sternoclavicular joint (S43.2, S43.6)
  • strain of muscle or tendon of thorax (S29.01-)
Code Also
  • any associated open wound

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
S20-S29Injuries to the thorax (S20-S29)
S23Dislocation and sprain of joints and ligaments of thoraxNot billable
S23.0Traumatic rupture of thoracic intervertebral discBillable
S23.1Subluxation and dislocation of thoracic vertebraSubcodes
S23.2Dislocation of other and unspecified parts of thoraxSubcodes
S23.3Sprain of ligaments of thoracic spineBillable
S23.4Sprain of ribs and sternumSubcodes
S23.8Sprain of other specified parts of thoraxBillable
S23.9Sprain of unspecified parts of thoraxBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to S23:

blockS20-S29
Injuries to the thorax (S20-S29)
View context instructions
chapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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