T45

Classification

Category:Injury, poisoning and certain other consequences of external causes

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Coding Guidance

T45 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail.

Excludes 1

Use Additional Code

From S00-T88

code to identify any retained foreign body, if applicable

More Specific Codes

T45.0

Poisoning by, adverse effect of and underdosing of antiallergic and antiemetic drugs

T45.1

Poisoning by, adverse effect of and underdosing of antineoplastic and immunosuppressive drugs

T45.2

Poisoning by, adverse effect of and underdosing of vitamins

T45.3

Poisoning by, adverse effect of and underdosing of enzymes

T45.4

Poisoning by, adverse effect of and underdosing of iron and its compounds

T45.5

Poisoning by, adverse effect of and underdosing of anticoagulants and antithrombotic drugs

T45.6

Poisoning by, adverse effect of and underdosing of fibrinolysis-affecting drugs

T45.7

Poisoning by, adverse effect of and underdosing of anticoagulant antagonists, vitamin K and other coagulants

T45.8

Poisoning by, adverse effect of and underdosing of other primarily systemic and hematological agents

T45.9

Poisoning by, adverse effect of and underdosing of unspecified primarily systemic and hematological agent

T45.A

Poisoning by, adverse effect of and underdosing of immune checkpoint inhibitors and immunostimulant drugs

External Resources

2025 ICD-10 guidelines from CMS.gov