Billable / Specific Code
ICD-10-CM W16.021 is the diagnosis code for Fall into swimming pool striking bottom causing drowning and submersion. This code falls under the section "Slipping, tripping, stumbling and falls" within Chapter 20 — External causes of morbidity (V00-Y99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as W16.021. They are mutually exclusive:
Understanding where W16.021 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, W16.021 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
W16.021 is the ICD-10-CM diagnosis code for "Fall into swimming pool striking bottom causing drowning and submersion". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of W16.021 is W16.02 ("Fall into swimming pool striking bottom"). W16.021 provides a more specific classification within this category.
W16.021 is located in Section W00-W19 — "Slipping, tripping, stumbling and falls" within Chapter 20 of the ICD-10-CM Tabular List.
Use W16.021 when the patients documented diagnosis matches "Fall into swimming pool striking bottom causing drowning and submersion" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Fall into swimming pool striking bottom causing drowning and submersion is W16.021.
Yes, W16.021 can be used as a primary diagnosis code since it is billable and specific.
W16.021 is in Chapter 20 of the ICD-10-CM Tabular List.
Type 1 Excludes for W16.021 include: drowning and submersion while in swimming pool without fall (W67).
Yes, W16.021 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.