ICD-10-CM 2027
ICD-10 code for sternoclavicular joint sprain
From the official ICD-10-CM alphabetic index entry “Sprain (joint) (ligament) › sternoclavicular joint”. Page updated September 29, 2026.
About coding sternoclavicular joint sprain
The ICD-10-CM code for sternoclavicular joint sprain is S43.6 (Sprain of sternoclavicular joint).
Within S43 (dislocation and sprain of joints and ligaments of shoulder girdle), S43.6 is specifically for sprain of sternoclavicular joint. Related codes cover subluxation and dislocation of shoulder joint (S43.0), subluxation and dislocation of acromioclavicular joint (S43.1), subluxation and dislocation of sternoclavicular joint (S43.2), subluxation and dislocation of other and unspecified parts of shoulder girdle (S43.3), sprain of shoulder joint (S43.4), sprain of acromioclavicular joint (S43.5), sprain of other specified parts of shoulder girdle (S43.8) and sprain of unspecified parts of shoulder girdle (S43.9).
Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.