ICD-10-CM 2027 diagnosis code
Y37.040Military operations involving explosion of torpedo, military personnel
Y37.040 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.Short description: Milt op involving explosion of torpedo, military personnel
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 Y37.040
Y37.040 is the ICD-10-CM diagnosis code for military operations involving explosion of torpedo, military personnel. It belongs to category Y37 (military operations), block Y35-Y38 (legal intervention, operations of war, military operations, and terrorism) 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 Y37.04 (military operations involving explosion of torpedo), Y37.040 is specifically for military operations involving explosion of torpedo, military personnel. Related codes cover civilian (Y37.041).
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 Y37
Notes that apply from higher levels
Instructions written at a parent level also apply to Y37.040.
› From Y37 Military operations
- injuries to military personnel and civilians occurring during peacetime on military property and during routine military exercises and operations
- military aircraft involved in aircraft accident with civilian aircraft (V97.81-)
- military vehicles involved in transport accident with civilian vehicle (V09.01, V09.21, V19.81, V29.818, V39.81, V49.81, V59.81, V69.81, V79.81)
- military watercraft involved in water transport accident with civilian watercraft (V94.81-)
- war operations (Y36.-)
Broader instructions also apply from Chapter 20: External causes of morbidity.
Codes whose notes reference Y37.040
- Y37.ACode also
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 Y37.040
Is Y37.040 billable?
- No. Y37.040 is a header code. Report one of its more specific subcodes instead.