S20.223A Contusion of bilateral back wall of thorax, initial encounter

Billable ICD-10-CM code, FY2026.

Built from S20.223 with 7th character A (initial encounter).

Applies from S20 Superficial injury of thorax

7th character note

• The appropriate 7th character is to be added to each code from category S20

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Nearby codes

• S20.222 Contusion of left back wall of thorax
• S20.222A Contusion of left back wall of thorax, initial encounter
• S20.222D Contusion of left back wall of thorax, subsequent encounter
• S20.222S Contusion of left back wall of thorax, sequela
• S20.223 Contusion of bilateral back wall of thorax
• S20.223A Contusion of bilateral back wall of thorax, initial encounter (this code)
• S20.223D Contusion of bilateral back wall of thorax, subsequent encounter
• S20.223S Contusion of bilateral back wall of thorax, sequela
• S20.224 Contusion of middle back wall of thorax
• S20.224A Contusion of middle back wall of thorax, initial encounter
• S20.224D Contusion of middle back wall of thorax, subsequent encounter