T58 ICD-10-CM Code: Toxic effect of carbon monoxide
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
T58Toxic effect of carbon monoxide
ICD-10-CM diagnosis code · United States clinical modification
Where T58 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 T58
Toxic effect of carbon monoxide
- 4
Code T58
Toxic effect of carbon monoxide
Codes under T58
T58 is a non-billable category. Choose the child code that best matches the documented diagnosis.
T58.0Toxic effect of carbon monoxide from motor vehicle exhaustT58.1Toxic effect of carbon monoxide from utility gasT58.2Toxic effect of carbon monoxide from incomplete combustion of other domestic fuelsT58.8Toxic effect of carbon monoxide from other sourceT58.9Toxic effect of carbon monoxide from unspecified sourceNotes for this code
Inclusion terms
No inclusion terms are listed for T58.
Code first
No “code first” instruction is listed for T58.
Use additional code
No “use additional code” instruction is listed for T58.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for T58.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for T58.
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 T58 mean?
T58 is the FY 2027 U.S. ICD-10-CM code for “Toxic effect of carbon monoxide.”
Is T58 a billable or specific ICD-10-CM code?
No. T58 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 T58 located in ICD-10-CM?
T58 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 T58, Toxic effect of carbon monoxide.
What coding notes are listed for T58?
No inclusion terms are listed for T58 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.