T41.1 — Poisoning by, adverse effect of and underdosing of intravenous anesthetics
Is T41.1 billable?
No — T41.1 is a non-billable header code. T41.1 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 18 billable codes beneath T41.1.
Billable codes under this header
- T41.1X1APoisoning by intravenous anesthetics, accidental (unintentional), initial encounter
- T41.1X1DPoisoning by intravenous anesthetics, accidental (unintentional), subsequent encounter
- T41.1X1SPoisoning by intravenous anesthetics, accidental (unintentional), sequela
- T41.1X2APoisoning by intravenous anesthetics, intentional self-harm, initial encounter
- T41.1X2DPoisoning by intravenous anesthetics, intentional self-harm, subsequent encounter
- T41.1X2SPoisoning by intravenous anesthetics, intentional self-harm, sequela
- T41.1X3APoisoning by intravenous anesthetics, assault, initial encounter
- T41.1X3DPoisoning by intravenous anesthetics, assault, subsequent encounter
- T41.1X3SPoisoning by intravenous anesthetics, assault, sequela
- T41.1X4APoisoning by intravenous anesthetics, undetermined, initial encounter
- T41.1X4DPoisoning by intravenous anesthetics, undetermined, subsequent encounter
- T41.1X4SPoisoning by intravenous anesthetics, undetermined, sequela
- T41.1X5AAdverse effect of intravenous anesthetics, initial encounter
- T41.1X5DAdverse effect of intravenous anesthetics, subsequent encounter
- T41.1X5SAdverse effect of intravenous anesthetics, sequela
- T41.1X6AUnderdosing of intravenous anesthetics, initial encounter
- T41.1X6DUnderdosing of intravenous anesthetics, subsequent encounter
- T41.1X6SUnderdosing of intravenous anesthetics, sequela
T41.1 at a glance
| Code | T41.1 |
|---|---|
| Description | Poisoning by, adverse effect of and underdosing of intravenous anesthetics |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Inclusion terms
Alternative wording in documentation that is classified to T41.1.
- Poisoning by, adverse effect of and underdosing of thiobarbiturates
Excludes1 — never code together — inherited from T36-T50
The conditions below can never be reported together with T41.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- toxic reaction to local anesthesia in pregnancy (O29.3-)
Excludes1 — never code together — inherited from T41
The conditions below can never be reported together with T41.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Code first — inherited from T36-T50
The underlying condition below must be sequenced before T41.1. T41.1 describes a manifestation and cannot be the principal or first-listed diagnosis.
Use additional code — inherited from Chapter 19
Report an additional code alongside T41.1 to fully describe the condition. T41.1 is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T36-T50
Report an additional code alongside T41.1 to fully describe the condition. T41.1 is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T41.1, but a patient may have both at the same time. When documentation supports it, T41.1 and the excluded code may both be reported.
Excludes2 — not included here — inherited from T36-T50
The conditions below are not part of T41.1, but a patient may have both at the same time. When documentation supports it, T41.1 and the excluded code may both be reported.
What codes fall under T41.1? (1)
How long has T41.1 existed?
T41.1 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.
What other codes are in the T41 family? (5)
- T41.0Poisoning by, adverse effect of and underdosing of inhaled anestheticsnot billable
- T41.2Poisoning by, adverse effect of and underdosing of other and unspecified general anestheticsnot billable
- T41.3Poisoning by, adverse effect of and underdosing of local anestheticsnot billable
- T41.4Poisoning by, adverse effect of and underdosing of unspecified anestheticnot billable
- T41.5Poisoning by, adverse effect of and underdosing of therapeutic gasesnot billable