T58.2X2 — Toxic effect of carbon monoxide from incomplete combustion of other domestic fuels, intentional self-harm

Not billable

Is T58.2X2 billable?

No — T58.2X2 is a non-billable header code. T58.2X2 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath T58.2X2.

Billable codes under this header

T58.2X2AToxic effect of carbon monoxide from incomplete combustion of other domestic fuels, intentional self-harm, initial encounter
T58.2X2DToxic effect of carbon monoxide from incomplete combustion of other domestic fuels, intentional self-harm, subsequent encounter
T58.2X2SToxic effect of carbon monoxide from incomplete combustion of other domestic fuels, intentional self-harm, sequela

T58.2X2 at a glance

Code	T58.2X2
Description	Toxic effect of carbon monoxide from incomplete combustion of other domestic fuels, intentional self-harm
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Excludes1 — never code together — inherited from T51-T65

The conditions below can never be reported together with T58.2X2 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

contact with and (suspected) exposure to toxic substances (Z77.-)

Use additional code — inherited from Chapter 19

Report an additional code alongside T58.2X2 to fully describe the condition. T58.2X2 is sequenced first.

code to identify any retained foreign body, if applicable (Z18.-)

Use additional code — inherited from T51-T65

Report an additional code alongside T58.2X2 to fully describe the condition. T58.2X2 is sequenced first.

code(s):
for all associated manifestations of toxic effect, such as: respiratory conditions due to external agents (J60-J70)
personal history of foreign body fully removed (Z87.821)
to identify any retained foreign body, if applicable (Z18.-)

Excludes2 — not included here — inherited from Chapter 19

The conditions below are not part of T58.2X2, but a patient may have both at the same time. When documentation supports it, T58.2X2 and the excluded code may both be reported.

birth trauma (P10-P15)
obstetric trauma (O70-O71)

What codes fall under T58.2X2? (3)

How long has T58.2X2 existed?

T58.2X2 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.