S03.4 Sprain of jaw

The ICD-10-CM code for Sprain of jaw is S03.4 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Chapter

19: Injury, poisoning and certain other consequences of external causes (S00-T88)

Section

S00-S09: Injuries to the head (S00-S09)

Category S03

15 codes (12 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to S03.4:

• Sprain (joint) (ligament) › mandible (articular disc)
• Sprain (joint) (ligament) › jaw (articular disc) (cartilage) (meniscus)
• Sprain (joint) (ligament) › temporomandibular
• Sprain (joint) (ligament) › symphysis › mandibular
• Sprain (joint) (ligament) › meniscus › mandible
• Sprain (joint) (ligament) › symphysis › jaw
• Sprain (joint) (ligament) › meniscus › jaw

Inclusion Terms

• Sprain of temporomandibular (joint) (ligament)

Official Coding Guidelines

Sequence blood vessel/nerve injury first (fragment)

injury is to the blood vessels or nerves, that injury should be sequenced first.

Do not assign injury codes for iatrogenic injuries; code complication

3) Iatrogenic injuries Injury codes from Chapter 19 should not be assigned for injuries that occur during, or as a result of, a medical intervention. Assign the appropriate complication code(s).

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool