W56.81XD
✓ Billable
Bitten by other nonvenomous marine animals, subsequent encounter
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
W56.81XD
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 W56.81XD?
ICD-10-CM code W56.81XD represents Bitten by other nonvenomous marine animals, subsequent encounter. It is a billable diagnosis code in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is W56.81XD billable?
Yes. W56.81XD is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is W56.81XD in?
W56.81XD belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the W56 category
W56
Contact with nonvenomous marine animal
Non-billable
W56.0
Contact with dolphin
Non-billable
W56.1
Contact with sea lion
Non-billable
W56.2
Contact with orca
Non-billable
W56.3
Contact with other marine mammals
Non-billable
W56.4
Contact with shark
Non-billable
W56.5
Contact with other fish
Non-billable
W56.8
Contact with other nonvenomous marine animals
Non-billable
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