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ICD-10-CM · FY 2026 APRIL UPDATE

T38.4

Poisoning by, adverse effect of and underdosing of oral contraceptives

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
T38.4XPoisoning by, adverse effect of and underdosing of oral contraceptivesCategory
T38.4X1Poisoning by oral contraceptives, accidental (unintentional)Category
T38.4X1APoisoning by oral contraceptives, accidental (unintentional), initial encounterBillable
T38.4X1DPoisoning by oral contraceptives, accidental (unintentional), subsequent encounterBillable
T38.4X1SPoisoning by oral contraceptives, accidental (unintentional), sequelaBillable
T38.4X2Poisoning by oral contraceptives, intentional self-harmCategory
T38.4X2APoisoning by oral contraceptives, intentional self-harm, initial encounterBillable
T38.4X2DPoisoning by oral contraceptives, intentional self-harm, subsequent encounterBillable
T38.4X2SPoisoning by oral contraceptives, intentional self-harm, sequelaBillable
T38.4X3Poisoning by oral contraceptives, assaultCategory
T38.4X3APoisoning by oral contraceptives, assault, initial encounterBillable
T38.4X3DPoisoning by oral contraceptives, assault, subsequent encounterBillable
T38.4X3SPoisoning by oral contraceptives, assault, sequelaBillable
T38.4X4Poisoning by oral contraceptives, undeterminedCategory
T38.4X4APoisoning by oral contraceptives, undetermined, initial encounterBillable
T38.4X4DPoisoning by oral contraceptives, undetermined, subsequent encounterBillable
T38.4X4SPoisoning by oral contraceptives, undetermined, sequelaBillable
T38.4X5Adverse effect of oral contraceptivesCategory
T38.4X5AAdverse effect of oral contraceptives, initial encounterBillable
T38.4X5DAdverse effect of oral contraceptives, subsequent encounterBillable
T38.4X5SAdverse effect of oral contraceptives, sequelaBillable
T38.4X6Underdosing of oral contraceptivesCategory
T38.4X6AUnderdosing of oral contraceptives, initial encounterBillable
T38.4X6DUnderdosing of oral contraceptives, subsequent encounterBillable
T38.4X6SUnderdosing of oral contraceptives, 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.

Open official CMS files

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