Y21
Non-billableDrowning and submersion, undetermined intent
Drowning and submersion, undetermined intent
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (7)
Y21.0Drown while in bathtub, undetermined intent
Y21.1Drown after fall into bathtub, undetermined intent
Y21.2Drown while in swimming pool, undetermined intent
Y21.3Drown after fall into swimming pool, undetermined intent
Y21.4Drown in natural water, undetermined intent
Y21.8Other drowning and submersion, undetermined intent
Y21.9Unspecified drowning and submersion, undetermined intent
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code Y21?
ICD-10-CM code Y21 represents "Drowning and submersion, undetermined intent". It is a non-billable header code — use a more specific child code for billing purposes.
Is Y21 a billable code?
No, Y21 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under Y21.
What chapter is Y21 in?
Y21 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What are the subcategories under Y21?
Y21 has 7 child codes, including: Y21.0 (Drown while in bathtub, undetermined intent), Y21.1 (Drown after fall into bathtub, undetermined intent), Y21.2 (Drown while in swimming pool, undetermined intent), Y21.3 (Drown after fall into swimming pool, undetermined intent), and 3 more.
What are the UMLS CUIs for Y21?
Y21 is linked to 1 UMLS Concept Unique Identifier: C0496521. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.