Y21.2 is the authoritative medical code for Drowning and submersion while in swimming pool, undetermined intent. This classification is used in medical billing and clinical recording to specify the clinical criteria for drowning and submersion while in swimming pool, undetermined intent (ICD-10-CM Y21.2), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Drowning and submersion while in swimming pool, undetermined intent is a non-billable ICD-10-CM category code Y21.2. A more specific billable subcode must be selected for claims submission. 7th character: The appropriate 7th character is to be added to each code from category Y21.
Frequently Asked Questions (FAQ) & Clinical Guidance
Can Y21.2 be billed directly?
No. Y21.2 (Drowning and submersion while in swimming pool, undetermined intent) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
Does Y21.2 require a 7th character?
Yes. The appropriate 7th character is to be added to each code from category Y21.
Codes in This Family (40)
Official ICD-10-CM classifications in the same code family as Y21.2, with their registry titles.
- Y21 — Drowning and submersion, undetermined intent
- Y21-Y33 — Event of undetermined intent (Y21-Y33)
- Y21.0 — Drowning and submersion while in bathtub, undetermined intent
- Y21.0A — Drowning and submersion while in bathtub, undetermined intent, initial encounter
- Y21.0D — Drowning and submersion while in bathtub, undetermined intent, subsequent encounter
- Y21.0S — Drowning and submersion while in bathtub, undetermined intent, sequela
- Y21.0XXA — Drowning and submersion while in bathtub, undetermined intent, initial encounter
- Y21.0XXD — Drowning and submersion while in bathtub, undetermined intent, subsequent encounter
- Y21.0XXS — Drowning and submersion while in bathtub, undetermined intent, sequela
- Y21.1 — Drowning and submersion after fall into bathtub, undetermined intent
- Y21.1A — Drowning and submersion after fall into bathtub, undetermined intent, initial encounter
- Y21.1D — Drowning and submersion after fall into bathtub, undetermined intent, subsequent encounter
- Y21.1S — Drowning and submersion after fall into bathtub, undetermined intent, sequela
- Y21.1XXA — Drowning and submersion after fall into bathtub, undetermined intent, initial encounter
- Y21.1XXD — Drowning and submersion after fall into bathtub, undetermined intent, subsequent encounter
- Y21.1XXS — Drowning and submersion after fall into bathtub, undetermined intent, sequela
- Y21.2A — Drowning and submersion while in swimming pool, undetermined intent, initial encounter
- Y21.2D — Drowning and submersion while in swimming pool, undetermined intent, subsequent encounter
- Y21.2S — Drowning and submersion while in swimming pool, undetermined intent, sequela
- Y21.2XXA — Drowning and submersion while in swimming pool, undetermined intent, initial encounter
- Y21.2XXD — Drowning and submersion while in swimming pool, undetermined intent, subsequent encounter
- Y21.2XXS — Drowning and submersion while in swimming pool, undetermined intent, sequela
- Y21.3 — Drowning and submersion after fall into swimming pool, undetermined intent
- Y21.3A — Drowning and submersion after fall into swimming pool, undetermined intent, initial encounter
- Y21.3D — Drowning and submersion after fall into swimming pool, undetermined intent, subsequent encounter
- Y21.3S — Drowning and submersion after fall into swimming pool, undetermined intent, sequela
- 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
- Y21.4A — Drowning and submersion in natural water, undetermined intent, initial encounter
- Y21.4D — Drowning and submersion in natural water, undetermined intent, subsequent encounter
- Y21.4S — Drowning and submersion in natural water, undetermined intent, sequela
- 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
- Y21.8A — Other drowning and submersion, undetermined intent, initial encounter
- Y21.8D — Other drowning and submersion, undetermined intent, subsequent encounter
- Y21.8S — Other drowning and submersion, undetermined intent, sequela
Indexed As (2)
Circumstance phrases from the official ICD-10-CM External Cause of Injuries Index that map to this code.
- Drowning (accidental), in, swimming-pool, stated as undetermined whether accidental or intentional
- Undetermined intent (contact) (exposure), drowning (submersion) (in), swimming pool
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures: