W59.1
⚠ Non-billable (Header)Contact with nonvenomous snakes
External causes of morbidity (V00-Y99)
⚠️ This is a category header code — not billable. Use a more specific child code below.
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • contact with venomous reptile (T63.0-, T63.1-)
Child Codes (4)
Clinical Description
ICD-10-CM code W59.1 represents contact with nonvenomous snakes. This code falls under the External causes of morbidity (V00-Y99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.
This is a 5-character code at the 4th level of specificity. There are 4 more specific child codes under W59.1. Coders should note that W59.1 has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code W59.1?
ICD-10-CM code W59.1 is "Contact with nonvenomous snakes". It belongs to the category: External causes of morbidity (V00-Y99).
Is W59.1 a billable ICD-10 code?
No, W59.1 is a non-billable header code. A more specific child code must be used for billing.
What codes are excluded with W59.1?
W59.1 has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Related Codes in W59
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)