T63.94XS — Toxic effect of contact with unspecified venomous animal, undetermined, sequela
Is T63.94XS billable?
Yes, but T63.94XS is an unspecified code. T63.94XS is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, T63.94XS is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting T63.94XS — the more specific alternatives are listed below.
More specific alternatives
- T63.001SToxic effect of unspecified snake venom, accidental (unintentional), sequela
- T63.111SToxic effect of venom of gila monster, accidental (unintentional), sequela
- T63.2X1SToxic effect of venom of scorpion, accidental (unintentional), sequela
- T63.301SToxic effect of unspecified spider venom, accidental (unintentional), sequela
- T63.411SToxic effect of venom of centipedes and venomous millipedes, accidental (unintentional), sequela
- T63.511SToxic effect of contact with stingray, accidental (unintentional), sequela
- T63.611SToxic effect of contact with Portuguese Man-o-war, accidental (unintentional), sequela
- T63.711SToxic effect of contact with venomous marine plant, accidental (unintentional), sequela
- T63.811SToxic effect of contact with venomous frog, accidental (unintentional), sequela
T63.94XS at a glance
| Code | T63.94XS |
|---|---|
| Description | Toxic effect of contact with unspecified venomous animal, undetermined, sequela |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "S" | sequela |
What does the 7th character "S" mean in T63.94XS?
In T63.94XS, the 7th character S means sequela. The 7th character is required for T63.94XS to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does T63.94XS group to?
T63.94XS sits in MDC 21 and helps define the logic of 2 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 922Other Injury, Poisoning and Toxic Effect Diagnoses with MCCmedical
- 923Other Injury, Poisoning and Toxic Effect Diagnoses without MCCmedical
Excludes1 — never code together — inherited from T51-T65
The conditions below can never be reported together with T63.94XS 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 T63.94XS to fully describe the condition. T63.94XS 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 T63.94XS to fully describe the condition. T63.94XS is sequenced first.
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T63.94XS, but a patient may have both at the same time. When documentation supports it, T63.94XS and the excluded code may both be reported.
Excludes2 — not included here — inherited from T63
The conditions below are not part of T63.94XS, but a patient may have both at the same time. When documentation supports it, T63.94XS and the excluded code may both be reported.
How long has T63.94XS existed?
T63.94XS 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.