ICD-10-CM › S00-T88 › S20-S29 › S23.42 Sprain of sternum › S23.429
Unspecified sprain of sternum
Not billableICD-10-CM diagnosis code.
This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.
Submit one of these 3 more specific codes instead:
- S23.429A Unspecified sprain of sternum, initial encounter
- S23.429D Unspecified sprain of sternum, subsequent encounter
- S23.429S Unspecified sprain of sternum, sequela
This code requires a seventh character. See the rule below.
What has happened to this code
Every change the publisher made, from 2014 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.
- FY2014 Added to the draft code set draft Unspecified sprain of sternum
Official coding rules
Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.
Inherited from S23 Dislocation and sprain of joints and ligaments of thorax
Seventh character required
- The appropriate 7th character is to be added to each code from category S23
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
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
Inherited from the S20-S29 section Injuries to the thorax (S20-S29)
Excludes2 - not included here
- 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)
Includes
- injuries of breast
- injuries of chest (wall)
- injuries of interscapular area
How CDC's index refers to this code
Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.
- Tenosynovitis
- Injury > axilla
- Sprain > scapula
- Avulsion > ligament
- Division > ligament
- Sprain > breast bone
- Detachment > ligament
- Dislocation > partial
- Disruption > ligament
- Laceration > ligament
- Tear, torn > ligament
- Detachment > cartilage
- Tear, torn > cartilage
- Dislocation > incomplete
- Hemarthrosis > traumatic
- Injury > scapular region
- Sprain > thorax > sternum
- Avulsion > joint > capsule
- Injury > shoulder > sprain
- Laceration > joint capsule
- Sprain > xiphoid cartilage
- Laceration > capsule, joint
- Tear, torn > capsule, joint
- Sprain > cartilage > xiphoid
- Disorder > tendon > synovitis
- Rupture, ruptured > cartilage
- Synovitis > traumatic, current
- Disorder > joint > hemarthrosis
- Disorder > synovium > synovitis
- Hemorrhage, hemorrhagic > joint
- Sprain > shoulder joint > blade
- Dislocation > vertebra > partial
- Subluxation > ligament, traumatic
- Rupture, ruptured > traumatic > ligament
- Rupture, ruptured > joint capsule, traumatic
- Injury > thorax, thoracic > external > sprain
- Sprain > shoulder joint > coracoclavicular joint
- Sprain > shoulder joint > coracohumeral ligament
- Sprain > shoulder joint > acromioclavicular joint
- Sprain > sternum
Codes in the same group
| Code | Description | Status |
|---|---|---|
| S23.420 | Sprain of sternoclavicular (joint) (ligament) | Retired |
| S23.421 | Sprain of chondrosternal joint | Not billable |
| S23.428 | Other sprain of sternum | Not billable |