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T54.3

Non-billable

Toxic effects of corrosive alkalis and alkali-like substances

T54.3 is the ICD-10-CM code for Toxic effects of corrosive alkalis and alkali-like substances. It is a non-billable category code — use a more specific child code such as T54.3X for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T54
Subcodes
1
Edition
FY2026

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

Includes

  • •Toxic effects of potassium hydroxide
  • •Toxic effects of sodium hydroxide

Frequently asked questions

What is ICD-10 code T54.3?
T54.3 is the ICD-10-CM code for "Toxic effects of corrosive alkalis and alkali-like substances". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T54.3 a billable code?
No — T54.3 is a non-billable header code. Use a more specific child code (such as T54.3X) for billing.
What are the subcodes of T54.3?
T54.3 has 1 more specific child code, including T54.3X.

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

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