W57.XXXS
✓ Billable
Bitten or stung by nonvenomous insect and other nonvenomous arthropods, sequela
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
W57.XXXS
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
External Causes of Morbidity
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code W57.XXXS?
ICD-10-CM code W57.XXXS represents Bitten or stung by nonvenomous insect and other nonvenomous arthropods, sequela. It is a billable diagnosis code in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is W57.XXXS billable?
Yes. W57.XXXS is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is W57.XXXS in?
W57.XXXS belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the W57 category
W57
Bitten or stung by nonvenomous insect and other nonvenomous arthropods
Non-billable
W57.XXXA
Bitten or stung by nonvenomous insect and other nonvenomous arthropods, initial encounter
Billable
W57.XXXD
Bitten or stung by nonvenomous insect and other nonvenomous arthropods, subsequent encounter
Billable
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