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ICD-10-CM · FY 2026 APRIL UPDATE

T45.7X

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

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
T45.7X1Poisoning by anticoagulant antagonists, vitamin K and other coagulants, accidental (unintentional)Category
T45.7X1APoisoning by anticoagulant antagonists, vitamin K and other coagulants, accidental (unintentional), initial encounterBillable
T45.7X1DPoisoning by anticoagulant antagonists, vitamin K and other coagulants, accidental (unintentional), subsequent encounterBillable
T45.7X1SPoisoning by anticoagulant antagonists, vitamin K and other coagulants, accidental (unintentional), sequelaBillable
T45.7X2Poisoning by anticoagulant antagonists, vitamin K and other coagulants, intentional self-harmCategory
T45.7X2APoisoning by anticoagulant antagonists, vitamin K and other coagulants, intentional self-harm, initial encounterBillable
T45.7X2DPoisoning by anticoagulant antagonists, vitamin K and other coagulants, intentional self-harm, subsequent encounterBillable
T45.7X2SPoisoning by anticoagulant antagonists, vitamin K and other coagulants, intentional self-harm, sequelaBillable
T45.7X3Poisoning by anticoagulant antagonists, vitamin K and other coagulants, assaultCategory
T45.7X3APoisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, initial encounterBillable
T45.7X3DPoisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, subsequent encounterBillable
T45.7X3SPoisoning by anticoagulant antagonists, vitamin K and other coagulants, assault, sequelaBillable
T45.7X4Poisoning by anticoagulant antagonists, vitamin K and other coagulants, undeterminedCategory
T45.7X4APoisoning by anticoagulant antagonists, vitamin K and other coagulants, undetermined, initial encounterBillable
T45.7X4DPoisoning by anticoagulant antagonists, vitamin K and other coagulants, undetermined, subsequent encounterBillable
T45.7X4SPoisoning by anticoagulant antagonists, vitamin K and other coagulants, undetermined, sequelaBillable
T45.7X5Adverse effect of anticoagulant antagonists, vitamin K and other coagulantsCategory
T45.7X5AAdverse effect of anticoagulant antagonists, vitamin K and other coagulants, initial encounterBillable
T45.7X5DAdverse effect of anticoagulant antagonists, vitamin K and other coagulants, subsequent encounterBillable
T45.7X5SAdverse effect of anticoagulant antagonists, vitamin K and other coagulants, sequelaBillable
T45.7X6Underdosing of anticoagulant antagonist, vitamin K and other coagulantsCategory
T45.7X6AUnderdosing of anticoagulant antagonist, vitamin K and other coagulants, initial encounterBillable
T45.7X6DUnderdosing of anticoagulant antagonist, vitamin K and other coagulants, subsequent encounterBillable
T45.7X6SUnderdosing of anticoagulant antagonist, vitamin K and other coagulants, sequelaBillable

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

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ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.