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T45.2

Non-billable

Poisoning by, adverse effect of and underdosing of vitamins

T45.2 is the ICD-10-CM code for Poisoning by, adverse effect of and underdosing of vitamins. It is a non-billable category code — use a more specific child code such as T45.2X for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T45
Subcodes
1
Edition
FY2026

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

Excludes2 — not included here

  • •poisoning by, adverse effect of and underdosing of nicotinic acid (derivatives) (T46.7)
  • •poisoning by, adverse effect of and underdosing of iron (T45.4)
  • •poisoning by, adverse effect of and underdosing of vitamin K (T45.7)

Frequently asked questions

What is ICD-10 code T45.2?
T45.2 is the ICD-10-CM code for "Poisoning by, adverse effect of and underdosing of vitamins". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T45.2 a billable code?
No — T45.2 is a non-billable header code. Use a more specific child code (such as T45.2X) for billing.
What are the subcodes of T45.2?
T45.2 has 1 more specific child code, including T45.2X.

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

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