T63.311D
✓ BillableToxic effect of venom of black widow spider, accidental (unintentional), subsequent encounter
Injury, poisoning and certain other consequences of external causes (S00-T88)
⚠️ Excludes2
inheritedRules inherited from parent codes.
- • ingestion of toxic animal or plant (T61.-, T62.-)
Clinical Description
ICD-10-CM code T63.311D represents toxic effect of venom of black widow spider, accidental (unintentional), subsequent encounter. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 8-character code at the 7th level of specificity. This is the most specific code available in this subcategory.
Frequently Asked Questions
What is ICD-10 code T63.311D?
ICD-10-CM code T63.311D is "Toxic effect of venom of black widow spider, accidental (unintentional), subsequent encounter". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).
Is T63.311D a billable ICD-10 code?
Yes, T63.311D is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Can T63.311D be coded with other codes?
T63.311D has 1 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in T63.311
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)