T63.33 — Toxic effect of venom of brown recluse spider
Is T63.33 billable?
No — T63.33 is a non-billable header code. T63.33 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 12 billable codes beneath T63.33.
Billable codes under this header
- T63.331AToxic effect of venom of brown recluse spider, accidental (unintentional), initial encounter
- T63.331DToxic effect of venom of brown recluse spider, accidental (unintentional), subsequent encounter
- T63.331SToxic effect of venom of brown recluse spider, accidental (unintentional), sequela
- T63.332AToxic effect of venom of brown recluse spider, intentional self-harm, initial encounter
- T63.332DToxic effect of venom of brown recluse spider, intentional self-harm, subsequent encounter
- T63.332SToxic effect of venom of brown recluse spider, intentional self-harm, sequela
- T63.333AToxic effect of venom of brown recluse spider, assault, initial encounter
- T63.333DToxic effect of venom of brown recluse spider, assault, subsequent encounter
- T63.333SToxic effect of venom of brown recluse spider, assault, sequela
- T63.334AToxic effect of venom of brown recluse spider, undetermined, initial encounter
- T63.334DToxic effect of venom of brown recluse spider, undetermined, subsequent encounter
- T63.334SToxic effect of venom of brown recluse spider, undetermined, sequela
T63.33 at a glance
| Code | T63.33 |
|---|---|
| Description | Toxic effect of venom of brown recluse spider |
| 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 T63.33 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 T63.33 to fully describe the condition. T63.33 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 T63.33 to fully describe the condition. T63.33 is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T63.33, but a patient may have both at the same time. When documentation supports it, T63.33 and the excluded code may both be reported.
Excludes2 — not included here — inherited from T63
The conditions below are not part of T63.33, but a patient may have both at the same time. When documentation supports it, T63.33 and the excluded code may both be reported.
What codes fall under T63.33? (4)
- T63.331Toxic effect of venom of brown recluse spider, accidental (unintentional)not billable
- T63.332Toxic effect of venom of brown recluse spider, intentional self-harmnot billable
- T63.333Toxic effect of venom of brown recluse spider, assaultnot billable
- T63.334Toxic effect of venom of brown recluse spider, undeterminednot billable
How long has T63.33 existed?
T63.33 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.