Back to ICD-10 library
ICD-10-CM · FY 2026 APRIL UPDATE

T38.81

Poisoning by, adverse effect of and underdosing of anterior pituitary [adenohypophyseal] hormones

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
T38.811Poisoning 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
T38.812Poisoning by anterior pituitary [adenohypophyseal] hormones, intentional self-harmCategory
T38.812APoisoning by anterior pituitary [adenohypophyseal] hormones, intentional self-harm, initial encounterBillable
T38.812DPoisoning by anterior pituitary [adenohypophyseal] hormones, intentional self-harm, subsequent encounterBillable
T38.812SPoisoning by anterior pituitary [adenohypophyseal] hormones, intentional self-harm, sequelaBillable
T38.813Poisoning by anterior pituitary [adenohypophyseal] hormones, assaultCategory
T38.813APoisoning by anterior pituitary [adenohypophyseal] hormones, assault, initial encounterBillable
T38.813DPoisoning by anterior pituitary [adenohypophyseal] hormones, assault, subsequent encounterBillable
T38.813SPoisoning by anterior pituitary [adenohypophyseal] hormones, assault, sequelaBillable
T38.814Poisoning by anterior pituitary [adenohypophyseal] hormones, undeterminedCategory
T38.814APoisoning by anterior pituitary [adenohypophyseal] hormones, undetermined, initial encounterBillable
T38.814DPoisoning by anterior pituitary [adenohypophyseal] hormones, undetermined, subsequent encounterBillable
T38.814SPoisoning by anterior pituitary [adenohypophyseal] hormones, undetermined, sequelaBillable
T38.815Adverse effect of anterior pituitary [adenohypophyseal] hormonesCategory
T38.815AAdverse effect of anterior pituitary [adenohypophyseal] hormones, initial encounterBillable
T38.815DAdverse effect of anterior pituitary [adenohypophyseal] hormones, subsequent encounterBillable
T38.815SAdverse effect of anterior pituitary [adenohypophyseal] hormones, sequelaBillable
T38.816Underdosing of anterior pituitary [adenohypophyseal] hormonesCategory
T38.816AUnderdosing of anterior pituitary [adenohypophyseal] hormones, initial encounterBillable
T38.816DUnderdosing of anterior pituitary [adenohypophyseal] hormones, subsequent encounterBillable
T38.816SUnderdosing of anterior pituitary [adenohypophyseal] hormones, 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.