ICD-10-CM Code Y21.8XXS

Other drowning and submersion, undetermined intent, sequela

Version 2020 Billable Code POA Exempt

Valid for Submission

Y21.8XXS is a billable code used to specify a medical diagnosis of other drowning and submersion, undetermined intent, sequela. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The ICD-10-CM code Y21.8XXS might also be used to specify conditions or terms like aspiration pneumonia due to near drowning or drowning and non-fatal immersion or immersion or nonfatal submersion. The code is exempt from present on admission (POA) reporting for inpatient admissions to general acute care hospitals.

ICD-10:Y21.8XXS
Short Description:Other drowning and submersion, undetermined intent, sequela
Long Description:Other drowning and submersion, undetermined intent, sequela

Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

  • Aspiration pneumonia due to near drowning
  • Drowning and non-fatal immersion
  • Immersion
  • Nonfatal submersion

Present on Admission (POA)

Y21.8XXS is exempt from POA reporting - The Present on Admission (POA) indicator is used for diagnosis codes included in claims involving inpatient admissions to general acute care hospitals. POA indicators must be reported to CMS on each claim to facilitate the grouping of diagnoses codes into the proper Diagnostic Related Groups (DRG). CMS publishes a listing of specific diagnosis codes that are exempt from the POA reporting requirement. Review other POA exempt codes here .

CMS POA Indicator Options and Definitions
POA Indicator CodePOA Reason for CodeCMS will pay the CC/MCC DRG?
YDiagnosis was present at time of inpatient admission.YES
NDiagnosis was not present at time of inpatient admission.NO
UDocumentation insufficient to determine if the condition was present at the time of inpatient admission.NO
WClinically undetermined - unable to clinically determine whether the condition was present at the time of inpatient admission.YES
1Unreported/Not used - Exempt from POA reporting. NO

Convert Y21.8XXS to ICD-9

  • E929.8 - Late eff accident NEC (Approximate Flag)

Code Classification

  • External causes of morbidity and mortality (V01–Y98)
    • Event of undetermined intent (Y21-Y33)
      • Drowning and submersion, undetermined intent (Y21)

Code History

  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016
    (First year ICD-10-CM implemented into the HIPAA code set)
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020

Information for Patients


Drowning

People drown when they get too much water in their lungs. You can drown in as little as an inch or two of water. Babies can drown in a sink or bathtub. Preschoolers are most likely to drown in a swimming pool. People who have seizure disorders are also at risk in the water. Drowning can happen quickly and silently.

Drowning precautions should include

  • Fences around pools
  • Supervising children near any body of water, including tubs
  • Not swimming or boating when under the influence of alcohol or sedatives
  • Wearing life jackets when boating
  • Learning CPR

[Learn More]