S42.031 Displaced fracture of lateral end of right clavicle

ICD-10-CM S42.031: Displaced fracture of lateral end of right clavicle

ICD-10-CM code S42.031 designates a displaced fracture of the lateral end of the right clavicle. It is an active terminology concept under the parent code S42.03 for lateral clavicle fractures. This specific code distinguishes right-sided injuries from left or unspecified lateral clavicular fractures. 1 4

Plain-language overview

Code S42.031 identifies a specific injury or poisoning concept, with its official preferred name being a displaced fracture of the lateral end of the right clavicle. 1

What this code represents

The official preferred name for S42.031 is displaced fracture of lateral end of right clavicle, and the terminology record indicates this active concept has no narrower subcodes. 1

Coding details

S42.031 is a child concept of S42.03, which broadly represents fractures of the lateral end of the clavicle within the ICD-10-CM terminology hierarchy. 1

The terminology record lists S42.031 alongside S42.033 for unspecified clavicle and S42.035 for nondisplaced fractures, distinguishing it by laterality and displacement. 4

Documentation considerations

The official terminology record for S42.031 specifies the right side and the displaced nature of the lateral clavicle fracture as the defining elements of this diagnosis concept. 1

Clinical context

Clavicle fractures frequently result from a fall directly onto the lateral shoulder, and displaced fractures carry a higher nonunion rate compared to non-displaced middle-third fractures. 2

What the sources add

While the terminology record defines the code's structural meaning, clinical literature adds that operative treatment may more effectively prevent nonunion in displaced clavicle fractures than conservative care. 1 2

The terminology record establishes S42.031 for right-sided injuries, while a related code, S42.032, identifies a displaced fracture of the lateral end of the left clavicle. 1 3

Questions to verify

The supplied excerpts do not establish the encounter type, such as initial or subsequent, or whether delayed healing applies to the use of code S42.031. 1

Sources

1. ICD-10-CM S42.031 terminology record — National Cancer Institute Enterprise Vocabulary Services; accessed 2026-07-27.
2. Bookshelf — ncbi.nlm.nih.gov; accessed 2026-07-27.
3. ICD-10 | Displaced fracture of lateral end of left clavicle (S42.032) — cdek.pharmacy.purdue.edu; accessed 2026-07-27.
4. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-27.