S20.9
Non-billableSuperficial injury of unspecified parts of thorax
S20.9 is the ICD-10-CM code for Superficial injury of unspecified parts of thorax. It is a non-billable category code — use a more specific child code such as S20.90 for billing.
S00-T88 Injury, poisoning and certain other consequences of external causes
What this means — in plain language
MedlinePlus · NIHAn injury is damage to your body. It is a general term that refers to harm caused by accidents, falls , hits, weapons, and more. In the U.S., millions of people injure themselves every year. These injuries range from minor to life-threatening. Injuries can happen at work or play , indoors or outdoors, driving a car, or walking across the street. Wounds are injuries that break the skin or other body tissues. They…
Read more about Wounds and Injuries at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
- •contusion of thorax NOS (S20.20)
Frequently asked questions
- What is ICD-10 code S20.9?
- S20.9 is the ICD-10-CM code for "Superficial injury of unspecified parts of thorax". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
- Is S20.9 a billable code?
- No — S20.9 is a non-billable header code. Use a more specific child code (such as S20.90) for billing.
- What are the subcodes of S20.9?
- S20.9 has 7 more specific child codes, including S20.90, S20.91, S20.92.
- What is excluded from S20.9?
- Excludes1 (not coded here): contusion of thorax NOS (S20.20).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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