T44.3X1 — Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional)
Is T44.3X1 billable?
No — T44.3X1 is a non-billable header code. T44.3X1 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 T44.3X1.
Billable codes under this header
- T44.3X1APoisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional), initial encounter
- T44.3X1DPoisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional), subsequent encounter
- T44.3X1SPoisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional), sequela
T44.3X1 at a glance
| Code | T44.3X1 |
|---|---|
| Description | Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional) |
| 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 T44.3X1.
- Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics NOS
Excludes1 — never code together — inherited from T36-T50
The conditions below can never be reported together with T44.3X1 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-)
Code first — inherited from T36-T50
The underlying condition below must be sequenced before T44.3X1. T44.3X1 describes a manifestation and cannot be the principal or first-listed diagnosis.
Use additional code — inherited from Chapter 19
Report an additional code alongside T44.3X1 to fully describe the condition. T44.3X1 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 T44.3X1 to fully describe the condition. T44.3X1 is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T44.3X1, but a patient may have both at the same time. When documentation supports it, T44.3X1 and the excluded code may both be reported.
Excludes2 — not included here — inherited from T36-T50
The conditions below are not part of T44.3X1, but a patient may have both at the same time. When documentation supports it, T44.3X1 and the excluded code may both be reported.
What codes fall under T44.3X1? (3)
- T44.3X1APoisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional), initial encounter
- T44.3X1DPoisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional), subsequent encounter
- T44.3X1SPoisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, accidental (unintentional), sequela
How long has T44.3X1 existed?
T44.3X1 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 T44.3X family? (5)
- T44.3X2Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, intentional self-harmnot billable
- T44.3X3Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, assaultnot billable
- T44.3X4Poisoning by other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, undeterminednot billable
- T44.3X5Adverse effect of other parasympatholytics [anticholinergics and antimuscarinics] and spasmolyticsnot billable
- T44.3X6Underdosing of other parasympatholytics [anticholinergics and antimuscarinics] and spasmolyticsnot billable