T59 ICD-10-CM Code: Toxic effect of other gases, fumes and vapors
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
T59Toxic effect of other gases, fumes and vapors
ICD-10-CM diagnosis code · United States clinical modification
Where T59 sits
- 1
Chapter 19
Injury, poisoning and certain other consequences of external causes (S00-T88)
- 2
Section
Toxic effects of substances chiefly nonmedicinal as to source (T51-T65)
- 3
Category T59
Toxic effect of other gases, fumes and vapors
- 4
Code T59
Toxic effect of other gases, fumes and vapors
Codes under T59
T59 is a non-billable category. Choose the child code that best matches the documented diagnosis.
T59.0Toxic effect of nitrogen oxidesT59.1Toxic effect of sulfur dioxideT59.2Toxic effect of formaldehydeT59.3Toxic effect of lacrimogenic gasT59.4Toxic effect of chlorine gasT59.5Toxic effect of fluorine gas and hydrogen fluorideT59.6Toxic effect of hydrogen sulfideT59.7Toxic effect of carbon dioxideT59.8Toxic effect of other specified gases, fumes and vaporsT59.9Toxic effect of unspecified gases, fumes and vaporsNotes for this code
Inclusion terms
No inclusion terms are listed for T59.
Code first
No “code first” instruction is listed for T59.
Use additional code
No “use additional code” instruction is listed for T59.
Excludes1
Conditions that should not be reported together with this code.
- chlorofluorocarbons (T53.5)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for T59.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code T59 mean?
T59 is the FY 2027 U.S. ICD-10-CM code for “Toxic effect of other gases, fumes and vapors.”
Is T59 a billable or specific ICD-10-CM code?
No. T59 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is T59 located in ICD-10-CM?
T59 is listed in Chapter 19, Injury, poisoning and certain other consequences of external causes (S00-T88), within Toxic effects of substances chiefly nonmedicinal as to source (T51-T65) (T51–T65), under category T59, Toxic effect of other gases, fumes and vapors.
What coding notes are listed for T59?
No inclusion terms are listed for T59 in this reference record. No code-first instruction is listed. Excludes1 notes: chlorofluorocarbons (T53.5). No Excludes2 note is listed.