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T45.52

Non-billable

Poisoning by, adverse effect of and underdosing of antithrombotic drugs

T45.52 is the ICD-10-CM code for Poisoning by, adverse effect of and underdosing of antithrombotic drugs. It is a non-billable category code — use a more specific child code such as T45.521 for billing.

Status
Header (non-billable)
Chapter
S00-T88
Parent
T45.5
Subcodes
6
Edition
FY2026

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

Includes

  • •Poisoning by, adverse effect of and underdosing of antiplatelet drugs

Excludes2 — not included here

  • •poisoning by, adverse effect of and underdosing of aspirin (T39.01-)
  • •poisoning by, adverse effect of and underdosing of acetylsalicylic acid (T39.01-)

Frequently asked questions

What is ICD-10 code T45.52?
T45.52 is the ICD-10-CM code for "Poisoning by, adverse effect of and underdosing of antithrombotic drugs". It falls under S00-T88 Injury, poisoning and certain other consequences of external causes.
Is T45.52 a billable code?
No — T45.52 is a non-billable header code. Use a more specific child code (such as T45.521) for billing.
What are the subcodes of T45.52?
T45.52 has 6 more specific child codes, including T45.521, T45.522, T45.523.

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

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