Current
X35 — Volcanic eruption
Part of Chapter 20: External causes of morbidity , block Exposure to forces of nature (X30-X39) .
Official Notes
Excludes2
tidal wave (tsunami) due to volcanic eruption ( X37.41 )
7th Character
The appropriate 7th character is to be added to code X35
7th Character
A - initial encounter
7th Character
D - subsequent encounter
7th Character
S - sequela
Child Codes
FY 2027 effective October 1, 2026 · CDC NCHS and CMS