S21.15
Non-billableOpen bite of front wall of thorax without penetration into thoracic cavity
S21.15 is the ICD-10-CM code for Open bite of front wall of thorax without penetration into thoracic cavity. It is a non-billable category code — use a more specific child code such as S21.151 for billing.
S00-T88 Injury, poisoning and certain other consequences of external causes
Includes
- •Bite of front wall of thorax NOS
Excludes1 — not coded here
- •superficial bite of front wall of thorax (S20.37)
Frequently asked questions
- What is ICD-10 code S21.15?
- S21.15 is the ICD-10-CM code for "Open bite of front wall of thorax without penetration into thoracic cavity". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
- Is S21.15 a billable code?
- No — S21.15 is a non-billable header code. Use a more specific child code (such as S21.151) for billing.
- What are the subcodes of S21.15?
- S21.15 has 3 more specific child codes, including S21.151, S21.152, S21.159.
- What is excluded from S21.15?
- Excludes1 (not coded here): superficial bite of front wall of thorax (S20.37).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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