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S21.251

Non-billable

Open bite of right back wall of thorax without penetration into thoracic cavity

S21.251 is the ICD-10-CM code for Open bite of right back wall of thorax without penetration into thoracic cavity. It is a non-billable category code — use a more specific child code such as S21.251A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
S21.25
Subcodes
3
Edition
FY2026

S00-T88 Injury, poisoning and certain other consequences of external causes

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code S21.251?
S21.251 is the ICD-10-CM code for "Open bite of right back wall of thorax without penetration into thoracic cavity". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is S21.251 a billable code?
No — S21.251 is a non-billable header code. Use a more specific child code (such as S21.251A) for billing.
What are the subcodes of S21.251?
S21.251 has 3 more specific child codes, including S21.251A, S21.251D, S21.251S.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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