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ICD-10-CM · FY 2026 APRIL UPDATE

T38.8

Poisoning by, adverse effect of and underdosing of other and unspecified hormones and synthetic substitutes

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
T38.80Poisoning by, adverse effect of and underdosing of unspecified hormones and synthetic substitutesCategory
T38.801Poisoning by unspecified hormones and synthetic substitutes, accidental (unintentional)Category
T38.801APoisoning by unspecified hormones and synthetic substitutes, accidental (unintentional), initial encounterBillable
T38.801DPoisoning by unspecified hormones and synthetic substitutes, accidental (unintentional), subsequent encounterBillable
T38.801SPoisoning by unspecified hormones and synthetic substitutes, accidental (unintentional), sequelaBillable
T38.802Poisoning by unspecified hormones and synthetic substitutes, intentional self-harmCategory
T38.802APoisoning by unspecified hormones and synthetic substitutes, intentional self-harm, initial encounterBillable
T38.802DPoisoning by unspecified hormones and synthetic substitutes, intentional self-harm, subsequent encounterBillable
T38.802SPoisoning by unspecified hormones and synthetic substitutes, intentional self-harm, sequelaBillable
T38.803Poisoning by unspecified hormones and synthetic substitutes, assaultCategory
T38.803APoisoning by unspecified hormones and synthetic substitutes, assault, initial encounterBillable
T38.803DPoisoning by unspecified hormones and synthetic substitutes, assault, subsequent encounterBillable
T38.803SPoisoning by unspecified hormones and synthetic substitutes, assault, sequelaBillable
T38.804Poisoning by unspecified hormones and synthetic substitutes, undeterminedCategory
T38.804APoisoning by unspecified hormones and synthetic substitutes, undetermined, initial encounterBillable
T38.804DPoisoning by unspecified hormones and synthetic substitutes, undetermined, subsequent encounterBillable
T38.804SPoisoning by unspecified hormones and synthetic substitutes, undetermined, sequelaBillable
T38.805Adverse effect of unspecified hormones and synthetic substitutesCategory
T38.805AAdverse effect of unspecified hormones and synthetic substitutes, initial encounterBillable
T38.805DAdverse effect of unspecified hormones and synthetic substitutes, subsequent encounterBillable
T38.805SAdverse effect of unspecified hormones and synthetic substitutes, sequelaBillable
T38.806Underdosing of unspecified hormones and synthetic substitutesCategory
T38.806AUnderdosing of unspecified hormones and synthetic substitutes, initial encounterBillable
T38.806DUnderdosing of unspecified hormones and synthetic substitutes, subsequent encounterBillable
T38.806SUnderdosing of unspecified hormones and synthetic substitutes, sequelaBillable
T38.81Poisoning by, adverse effect of and underdosing of anterior pituitary [adenohypophyseal] hormonesCategory
T38.811Poisoning by anterior pituitary [adenohypophyseal] hormones, accidental (unintentional)Category
T38.811APoisoning by anterior pituitary [adenohypophyseal] hormones, accidental (unintentional), initial encounterBillable
T38.811DPoisoning by anterior pituitary [adenohypophyseal] hormones, accidental (unintentional), subsequent encounterBillable
T38.811SPoisoning by anterior pituitary [adenohypophyseal] hormones, accidental (unintentional), 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.