Y21.2

ICD-10Non-billable category

Drown while in swimming pool, undetermined intent

Official ICD-10-CM descriptor (FY2026)

Drowning and submersion while in swimming pool, undetermined intent

Y21.2 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.

Related codes in Y21

Where this code sits

Parent code
Y21

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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