Is T59 a billable code?
No. T59 is a header code that groups 132 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
T59: Toxic effect of other gases, fumes and vapors
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
T59 groups related diagnoses under toxic effect of other gases, fumes and vapors. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under T59
- T59.0X1AToxic effect of nitrogen oxides, accidental (unintentional), initial encounter
- T59.0X1DToxic effect of nitrogen oxides, accidental (unintentional), subsequent encounter
- T59.0X1SToxic effect of nitrogen oxides, accidental (unintentional), sequela
- T59.0X2AToxic effect of nitrogen oxides, intentional self-harm, initial encounter
- T59.0X2DToxic effect of nitrogen oxides, intentional self-harm, subsequent encounter
- T59.0X2SToxic effect of nitrogen oxides, intentional self-harm, sequela
- T59.0X3AToxic effect of nitrogen oxides, assault, initial encounter
- T59.0X3DToxic effect of nitrogen oxides, assault, subsequent encounter
- T59.0X3SToxic effect of nitrogen oxides, assault, sequela
- T59.0X4AToxic effect of nitrogen oxides, undetermined, initial encounter
- T59.0X4DToxic effect of nitrogen oxides, undetermined, subsequent encounter
- T59.0X4SToxic effect of nitrogen oxides, undetermined, sequela
- T59.1X1AToxic effect of sulfur dioxide, accidental (unintentional), initial encounter
- T59.1X1DToxic effect of sulfur dioxide, accidental (unintentional), subsequent encounter
- T59.1X1SToxic effect of sulfur dioxide, accidental (unintentional), sequela
- T59.1X2AToxic effect of sulfur dioxide, intentional self-harm, initial encounter
- T59.1X2DToxic effect of sulfur dioxide, intentional self-harm, subsequent encounter
- T59.1X2SToxic effect of sulfur dioxide, intentional self-harm, sequela
- T59.1X3AToxic effect of sulfur dioxide, assault, initial encounter
- T59.1X3DToxic effect of sulfur dioxide, assault, subsequent encounter
- T59.1X3SToxic effect of sulfur dioxide, assault, sequela
- T59.1X4AToxic effect of sulfur dioxide, undetermined, initial encounter
- T59.1X4DToxic effect of sulfur dioxide, undetermined, subsequent encounter
- T59.1X4SToxic effect of sulfur dioxide, undetermined, sequela
- T59.2X1AToxic effect of formaldehyde, accidental (unintentional), initial encounter
- T59.2X1DToxic effect of formaldehyde, accidental (unintentional), subsequent encounter
- T59.2X1SToxic effect of formaldehyde, accidental (unintentional), sequela
- T59.2X2AToxic effect of formaldehyde, intentional self-harm, initial encounter
- T59.2X2DToxic effect of formaldehyde, intentional self-harm, subsequent encounter
- T59.2X2SToxic effect of formaldehyde, intentional self-harm, sequela
- T59.2X3AToxic effect of formaldehyde, assault, initial encounter
- T59.2X3DToxic effect of formaldehyde, assault, subsequent encounter
- T59.2X3SToxic effect of formaldehyde, assault, sequela
- T59.2X4AToxic effect of formaldehyde, undetermined, initial encounter
- T59.2X4DToxic effect of formaldehyde, undetermined, subsequent encounter
- T59.2X4SToxic effect of formaldehyde, undetermined, sequela
- T59.3X1AToxic effect of lacrimogenic gas, accidental (unintentional), initial encounter
- T59.3X1DToxic effect of lacrimogenic gas, accidental (unintentional), subsequent encounter
- T59.3X1SToxic effect of lacrimogenic gas, accidental (unintentional), sequela
- T59.3X2AToxic effect of lacrimogenic gas, intentional self-harm, initial encounter
- T59.3X2DToxic effect of lacrimogenic gas, intentional self-harm, subsequent encounter
- T59.3X2SToxic effect of lacrimogenic gas, intentional self-harm, sequela
- T59.3X3AToxic effect of lacrimogenic gas, assault, initial encounter
- T59.3X3DToxic effect of lacrimogenic gas, assault, subsequent encounter
- T59.3X3SToxic effect of lacrimogenic gas, assault, sequela
- T59.3X4AToxic effect of lacrimogenic gas, undetermined, initial encounter
- T59.3X4DToxic effect of lacrimogenic gas, undetermined, subsequent encounter
- T59.3X4SToxic effect of lacrimogenic gas, undetermined, sequela
- T59.4X1AToxic effect of chlorine gas, accidental (unintentional), initial encounter
- T59.4X1DToxic effect of chlorine gas, accidental (unintentional), subsequent encounter
- T59.4X1SToxic effect of chlorine gas, accidental (unintentional), sequela
- T59.4X2AToxic effect of chlorine gas, intentional self-harm, initial encounter
- T59.4X2DToxic effect of chlorine gas, intentional self-harm, subsequent encounter
- T59.4X2SToxic effect of chlorine gas, intentional self-harm, sequela
- T59.4X3AToxic effect of chlorine gas, assault, initial encounter
- T59.4X3DToxic effect of chlorine gas, assault, subsequent encounter
- T59.4X3SToxic effect of chlorine gas, assault, sequela
- T59.4X4AToxic effect of chlorine gas, undetermined, initial encounter
- T59.4X4DToxic effect of chlorine gas, undetermined, subsequent encounter
- T59.4X4SToxic effect of chlorine gas, undetermined, sequela
- T59.5X1AToxic effect of fluorine gas and hydrogen fluoride, accidental (unintentional), initial encounter
- T59.5X1DToxic effect of fluorine gas and hydrogen fluoride, accidental (unintentional), subsequent encounter
- T59.5X1SToxic effect of fluorine gas and hydrogen fluoride, accidental (unintentional), sequela
- T59.5X2AToxic effect of fluorine gas and hydrogen fluoride, intentional self-harm, initial encounter
- T59.5X2DToxic effect of fluorine gas and hydrogen fluoride, intentional self-harm, subsequent encounter
- T59.5X2SToxic effect of fluorine gas and hydrogen fluoride, intentional self-harm, sequela
- T59.5X3AToxic effect of fluorine gas and hydrogen fluoride, assault, initial encounter
- T59.5X3DToxic effect of fluorine gas and hydrogen fluoride, assault, subsequent encounter
- T59.5X3SToxic effect of fluorine gas and hydrogen fluoride, assault, sequela
- T59.5X4AToxic effect of fluorine gas and hydrogen fluoride, undetermined, initial encounter
- T59.5X4DToxic effect of fluorine gas and hydrogen fluoride, undetermined, subsequent encounter
- T59.5X4SToxic effect of fluorine gas and hydrogen fluoride, undetermined, sequela
- T59.6X1AToxic effect of hydrogen sulfide, accidental (unintentional), initial encounter
- T59.6X1DToxic effect of hydrogen sulfide, accidental (unintentional), subsequent encounter
- T59.6X1SToxic effect of hydrogen sulfide, accidental (unintentional), sequela
- T59.6X2AToxic effect of hydrogen sulfide, intentional self-harm, initial encounter
- T59.6X2DToxic effect of hydrogen sulfide, intentional self-harm, subsequent encounter
- T59.6X2SToxic effect of hydrogen sulfide, intentional self-harm, sequela
- T59.6X3AToxic effect of hydrogen sulfide, assault, initial encounter
- T59.6X3DToxic effect of hydrogen sulfide, assault, subsequent encounter
- T59.6X3SToxic effect of hydrogen sulfide, assault, sequela
- T59.6X4AToxic effect of hydrogen sulfide, undetermined, initial encounter
- T59.6X4DToxic effect of hydrogen sulfide, undetermined, subsequent encounter
- T59.6X4SToxic effect of hydrogen sulfide, undetermined, sequela
- T59.7X1AToxic effect of carbon dioxide, accidental (unintentional), initial encounter
- T59.7X1DToxic effect of carbon dioxide, accidental (unintentional), subsequent encounter
- T59.7X1SToxic effect of carbon dioxide, accidental (unintentional), sequela
- T59.7X2AToxic effect of carbon dioxide, intentional self-harm, initial encounter
- T59.7X2DToxic effect of carbon dioxide, intentional self-harm, subsequent encounter
- T59.7X2SToxic effect of carbon dioxide, intentional self-harm, sequela
- T59.7X3AToxic effect of carbon dioxide, assault, initial encounter
- T59.7X3DToxic effect of carbon dioxide, assault, subsequent encounter
- T59.7X3SToxic effect of carbon dioxide, assault, sequela
- T59.7X4AToxic effect of carbon dioxide, undetermined, initial encounter
- T59.7X4DToxic effect of carbon dioxide, undetermined, subsequent encounter
- T59.7X4SToxic effect of carbon dioxide, undetermined, sequela
- T59.811AToxic effect of smoke, accidental (unintentional), initial encounter
- T59.811DToxic effect of smoke, accidental (unintentional), subsequent encounter
- T59.811SToxic effect of smoke, accidental (unintentional), sequela
- T59.812AToxic effect of smoke, intentional self-harm, initial encounter
- T59.812DToxic effect of smoke, intentional self-harm, subsequent encounter
- T59.812SToxic effect of smoke, intentional self-harm, sequela
- T59.813AToxic effect of smoke, assault, initial encounter
- T59.813DToxic effect of smoke, assault, subsequent encounter
- T59.813SToxic effect of smoke, assault, sequela
- T59.814AToxic effect of smoke, undetermined, initial encounter
- T59.814DToxic effect of smoke, undetermined, subsequent encounter
- T59.814SToxic effect of smoke, undetermined, sequela
- T59.821AToxic effect of hexamethylene diisocyanate, accidental (unintentional), initial encounter
- T59.821DToxic effect of hexamethylene diisocyanate, accidental (unintentional), subsequent encounter
- T59.821SToxic effect of hexamethylene diisocyanate, accidental (unintentional), sequela
- T59.822AToxic effect of hexamethylene diisocyanate, intentional self-harm, initial encounter
- T59.822DToxic effect of hexamethylene diisocyanate, intentional self-harm, subsequent encounter
- T59.822SToxic effect of hexamethylene diisocyanate, intentional self-harm, sequela
- T59.823AToxic effect of hexamethylene diisocyanate, assault, initial encounter
- T59.823DToxic effect of hexamethylene diisocyanate, assault, subsequent encounter
- T59.823SToxic effect of hexamethylene diisocyanate, assault, sequela
- T59.824AToxic effect of hexamethylene diisocyanate, undetermined, initial encounter
- T59.824DToxic effect of hexamethylene diisocyanate, undetermined, subsequent encounter
- T59.824SToxic effect of hexamethylene diisocyanate, undetermined, sequela
- T59.891AToxic effect of other specified gases, fumes and vapors, accidental (unintentional), initial encounter
- T59.891DToxic effect of other specified gases, fumes and vapors, accidental (unintentional), subsequent encounter
- T59.891SToxic effect of other specified gases, fumes and vapors, accidental (unintentional), sequela
- T59.892AToxic effect of other specified gases, fumes and vapors, intentional self-harm, initial encounter
- T59.892DToxic effect of other specified gases, fumes and vapors, intentional self-harm, subsequent encounter
- T59.892SToxic effect of other specified gases, fumes and vapors, intentional self-harm, sequela
- T59.893AToxic effect of other specified gases, fumes and vapors, assault, initial encounter
- T59.893DToxic effect of other specified gases, fumes and vapors, assault, subsequent encounter
- T59.893SToxic effect of other specified gases, fumes and vapors, assault, sequela
- T59.894AToxic effect of other specified gases, fumes and vapors, undetermined, initial encounter
- T59.894DToxic effect of other specified gases, fumes and vapors, undetermined, subsequent encounter
- T59.894SToxic effect of other specified gases, fumes and vapors, undetermined, sequela
T59 questions
What does T59 mean?
T59 is the ICD-10-CM code for Toxic effect of other gases, fumes and vapors. It is in chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.