Y21 Drowning and submersion, undetermined intent

Category / Non-billable header 7 subcodes

Block: Event of undetermined intent (Y21-Y33)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
Y21..0 Drowning and submersion while in bathtub, undetermined intent No
Y21..1 Drowning and submersion after fall into bathtub, undetermined intent No
Y21..2 Drowning and submersion while in swimming pool, undetermined intent No
Y21..3 Drowning and submersion after fall into swimming pool, undetermined intent No
Y21..4 Drowning and submersion in natural water, undetermined intent No
Y21..8 Other drowning and submersion, undetermined intent No
Y21..9 Unspecified drowning and submersion, undetermined intent No

Last reviewed: September 2026