Y21.4 Drowning and submersion in natural water, undetermined intent

Non-billable ICD-10-CM code.

Applies from Y21 Drowning and submersion, undetermined intent

7th character note

• The appropriate 7th character is to be added to each code from category Y21

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Diagnosis Index entries for Y21.4

• Drowning (accidental) › in › natural water (lake) (open sea) (river) (stream) (pond) › stated as undetermined whether accidental or intentional
• Undetermined intent (contact) (exposure) › drowning (submersion) (in) › natural water (lake) (ocean) (pond) (river) (stream)

Nearby codes

• Y21.2XXS Drowning and submersion while in swimming pool, undetermined intent, sequela
• Y21.3 Drowning and submersion after fall into swimming pool, undetermined intent
• Y21.3XXA Drowning and submersion after fall into swimming pool, undetermined intent, initial encounter
• Y21.3XXD Drowning and submersion after fall into swimming pool, undetermined intent, subsequent encounter
• Y21.3XXS Drowning and submersion after fall into swimming pool, undetermined intent, sequela
• Y21.4 Drowning and submersion in natural water, undetermined intent (this code)
• Y21.4XXA Drowning and submersion in natural water, undetermined intent, initial encounter
• Y21.4XXD Drowning and submersion in natural water, undetermined intent, subsequent encounter
• Y21.4XXS Drowning and submersion in natural water, undetermined intent, sequela
• Y21.8 Other drowning and submersion, undetermined intent
• Y21.8XXA Other drowning and submersion, undetermined intent, initial encounter