ICD-10-CM 2027 diagnosis code
W56.02Struck by dolphin
W56.02 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it and add the required 7th character.
Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data
About W56.02
W56.02 is the ICD-10-CM diagnosis code for struck by dolphin. It belongs to category W56 (contact with nonvenomous marine animal), block W50-W64 (exposure to animate mechanical forces) and chapter 20 (external causes of morbidity). It is a header code, so it can't be reported by itself; one of its 3 subcodes must be used instead.
Within W56.0 (contact with dolphin), W56.02 is specifically for struck by dolphin. Related codes cover Bitten by dolphin (W56.01) and other contact with dolphin (W56.09).
Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.
It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.
7th character
The appropriate 7th character is to be added to each code from category W56
Notes that apply from higher levels
Instructions written at a parent level also apply to W56.02.
› From W56 Contact with nonvenomous marine animal
- contact with venomous marine animal (T63.-)
Broader instructions also apply from W50-W64 Exposure to animate mechanical forces and Chapter 20: External causes of morbidity.
Alphabetic index entries
1 entriesTerms in the official ICD-10-CM index that lead to W56.02.
Code history
- 2016
- 2017
- 2018
- 2019
- 2020
- 2021
- 2022
- 2023
- 2024
- 2025
- 2026
- 2027
- FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
- No changes since FY2016.
Common questions about W56.02
Is W56.02 billable?
- No. W56.02 is a header code. Report one of its more specific subcodes instead.