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ICD-10-CM · FY 2026 APRIL UPDATE

T39.2

Poisoning by, adverse effect of and underdosing of pyrazolone derivatives

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
T39.2XPoisoning by, adverse effect of and underdosing of pyrazolone derivativesCategory
T39.2X1Poisoning by pyrazolone derivatives, accidental (unintentional)Category
T39.2X1APoisoning by pyrazolone derivatives, accidental (unintentional), initial encounterBillable
T39.2X1DPoisoning by pyrazolone derivatives, accidental (unintentional), subsequent encounterBillable
T39.2X1SPoisoning by pyrazolone derivatives, accidental (unintentional), sequelaBillable
T39.2X2Poisoning by pyrazolone derivatives, intentional self-harmCategory
T39.2X2APoisoning by pyrazolone derivatives, intentional self-harm, initial encounterBillable
T39.2X2DPoisoning by pyrazolone derivatives, intentional self-harm, subsequent encounterBillable
T39.2X2SPoisoning by pyrazolone derivatives, intentional self-harm, sequelaBillable
T39.2X3Poisoning by pyrazolone derivatives, assaultCategory
T39.2X3APoisoning by pyrazolone derivatives, assault, initial encounterBillable
T39.2X3DPoisoning by pyrazolone derivatives, assault, subsequent encounterBillable
T39.2X3SPoisoning by pyrazolone derivatives, assault, sequelaBillable
T39.2X4Poisoning by pyrazolone derivatives, undeterminedCategory
T39.2X4APoisoning by pyrazolone derivatives, undetermined, initial encounterBillable
T39.2X4DPoisoning by pyrazolone derivatives, undetermined, subsequent encounterBillable
T39.2X4SPoisoning by pyrazolone derivatives, undetermined, sequelaBillable
T39.2X5Adverse effect of pyrazolone derivativesCategory
T39.2X5AAdverse effect of pyrazolone derivatives, initial encounterBillable
T39.2X5DAdverse effect of pyrazolone derivatives, subsequent encounterBillable
T39.2X5SAdverse effect of pyrazolone derivatives, sequelaBillable
T39.2X6Underdosing of pyrazolone derivativesCategory
T39.2X6AUnderdosing of pyrazolone derivatives, initial encounterBillable
T39.2X6DUnderdosing of pyrazolone derivatives, subsequent encounterBillable
T39.2X6SUnderdosing of pyrazolone derivatives, 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.