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ICD-10-CM · FY 2026 APRIL UPDATE

T36.3

Poisoning by, adverse effect of and underdosing of macrolides

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
T36.3XPoisoning by, adverse effect of and underdosing of macrolidesCategory
T36.3X1Poisoning by macrolides, accidental (unintentional)Category
T36.3X1APoisoning by macrolides, accidental (unintentional), initial encounterBillable
T36.3X1DPoisoning by macrolides, accidental (unintentional), subsequent encounterBillable
T36.3X1SPoisoning by macrolides, accidental (unintentional), sequelaBillable
T36.3X2Poisoning by macrolides, intentional self-harmCategory
T36.3X2APoisoning by macrolides, intentional self-harm, initial encounterBillable
T36.3X2DPoisoning by macrolides, intentional self-harm, subsequent encounterBillable
T36.3X2SPoisoning by macrolides, intentional self-harm, sequelaBillable
T36.3X3Poisoning by macrolides, assaultCategory
T36.3X3APoisoning by macrolides, assault, initial encounterBillable
T36.3X3DPoisoning by macrolides, assault, subsequent encounterBillable
T36.3X3SPoisoning by macrolides, assault, sequelaBillable
T36.3X4Poisoning by macrolides, undeterminedCategory
T36.3X4APoisoning by macrolides, undetermined, initial encounterBillable
T36.3X4DPoisoning by macrolides, undetermined, subsequent encounterBillable
T36.3X4SPoisoning by macrolides, undetermined, sequelaBillable
T36.3X5Adverse effect of macrolidesCategory
T36.3X5AAdverse effect of macrolides, initial encounterBillable
T36.3X5DAdverse effect of macrolides, subsequent encounterBillable
T36.3X5SAdverse effect of macrolides, sequelaBillable
T36.3X6Underdosing of macrolidesCategory
T36.3X6AUnderdosing of macrolides, initial encounterBillable
T36.3X6DUnderdosing of macrolides, subsequent encounterBillable
T36.3X6SUnderdosing of macrolides, 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.