T63.441A — Toxic effect of venom of bees, accidental (unintentional), initial encounter
Is T63.441A billable?
Yes — T63.441A is billable for FY2027. T63.441A is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. T63.441A may be submitted for encounters from October 1, 2026 through September 30, 2027.
T63.441A at a glance
| Code | T63.441A |
|---|---|
| Description | Toxic effect of venom of bees, accidental (unintentional), initial encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "A" | initial encounter |
What does the 7th character "A" mean in T63.441A?
In T63.441A, the 7th character A means initial encounter. The 7th character is required for T63.441A to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does T63.441A group to?
T63.441A 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.
- 917Poisoning and Toxic Effects of Drugs with MCCmedical
- 918Poisoning and Toxic Effects of Drugs without MCCmedical
How is T63.441A listed in the Alphabetic Index?
The Alphabetic Index lists these routes under T63.44, the nearest indexed parent of T63.441A. Use them to find the family, then select the specific code.
- Bee sting (with allergic or anaphylactic shock)
- Allergy, allergic › bee sting (reaction) (to)
Excludes1 — never code together — inherited from T51-T65
The conditions below can never be reported together with T63.441A 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 T63.441A to fully describe the condition. T63.441A 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 T63.441A to fully describe the condition. T63.441A is sequenced first.
Use additional code — inherited from T63.4
Report an additional code alongside T63.441A to fully describe the condition. T63.441A is sequenced first.
- code, if applicable, for anaphylactic shock (T78.2)
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T63.441A, but a patient may have both at the same time. When documentation supports it, T63.441A and the excluded code may both be reported.
Excludes2 — not included here — inherited from T63
The conditions below are not part of T63.441A, but a patient may have both at the same time. When documentation supports it, T63.441A and the excluded code may both be reported.
How long has T63.441A existed?
T63.441A 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.