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T81.521

Non-billable

Obstruction due to foreign body accidentally left in body following infusion or transfusion

T81.521 is the ICD-10-CM code for Obstruction due to foreign body accidentally left in body following infusion or transfusion. It is a non-billable category code — use a more specific child code such as T81.521A for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T81.52
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 T81.521?
T81.521 is the ICD-10-CM code for "Obstruction due to foreign body accidentally left in body following infusion or transfusion". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T81.521 a billable code?
No — T81.521 is a non-billable header code. Use a more specific child code (such as T81.521A) for billing.
What are the subcodes of T81.521?
T81.521 has 3 more specific child codes, including T81.521A, T81.521D, T81.521S.

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

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