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ICD-10-CM · FY 2026 APRIL UPDATE

T38

Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified

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
T38.0Poisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analoguesCategory
T38.0XPoisoning by, adverse effect of and underdosing of glucocorticoids and synthetic analoguesCategory
T38.0X1Poisoning by glucocorticoids and synthetic analogues, accidental (unintentional)Category
T38.0X1APoisoning by glucocorticoids and synthetic analogues, accidental (unintentional), initial encounterBillable
T38.0X1DPoisoning by glucocorticoids and synthetic analogues, accidental (unintentional), subsequent encounterBillable
T38.0X1SPoisoning by glucocorticoids and synthetic analogues, accidental (unintentional), sequelaBillable
T38.0X2Poisoning by glucocorticoids and synthetic analogues, intentional self-harmCategory
T38.0X2APoisoning by glucocorticoids and synthetic analogues, intentional self-harm, initial encounterBillable
T38.0X2DPoisoning by glucocorticoids and synthetic analogues, intentional self-harm, subsequent encounterBillable
T38.0X2SPoisoning by glucocorticoids and synthetic analogues, intentional self-harm, sequelaBillable
T38.0X3Poisoning by glucocorticoids and synthetic analogues, assaultCategory
T38.0X3APoisoning by glucocorticoids and synthetic analogues, assault, initial encounterBillable
T38.0X3DPoisoning by glucocorticoids and synthetic analogues, assault, subsequent encounterBillable
T38.0X3SPoisoning by glucocorticoids and synthetic analogues, assault, sequelaBillable
T38.0X4Poisoning by glucocorticoids and synthetic analogues, undeterminedCategory
T38.0X4APoisoning by glucocorticoids and synthetic analogues, undetermined, initial encounterBillable
T38.0X4DPoisoning by glucocorticoids and synthetic analogues, undetermined, subsequent encounterBillable
T38.0X4SPoisoning by glucocorticoids and synthetic analogues, undetermined, sequelaBillable
T38.0X5Adverse effect of glucocorticoids and synthetic analoguesCategory
T38.0X5AAdverse effect of glucocorticoids and synthetic analogues, initial encounterBillable
T38.0X5DAdverse effect of glucocorticoids and synthetic analogues, subsequent encounterBillable
T38.0X5SAdverse effect of glucocorticoids and synthetic analogues, sequelaBillable
T38.0X6Underdosing of glucocorticoids and synthetic analoguesCategory
T38.0X6AUnderdosing of glucocorticoids and synthetic analogues, initial encounterBillable
T38.0X6DUnderdosing of glucocorticoids and synthetic analogues, subsequent encounterBillable
T38.0X6SUnderdosing of glucocorticoids and synthetic analogues, sequelaBillable
T38.1Poisoning by, adverse effect of and underdosing of thyroid hormones and substitutesCategory
T38.1XPoisoning by, adverse effect of and underdosing of thyroid hormones and substitutesCategory
T38.1X1Poisoning by thyroid hormones and substitutes, accidental (unintentional)Category
T38.1X1APoisoning by thyroid hormones and substitutes, accidental (unintentional), initial encounterBillable

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.