Specific code icon 2015 ICD-10-CM Diagnosis Code Q20.4

Double inlet ventricle

    2015 Billable Code POA Exempt

  • Q20.4 is a billable ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • On October 1, 2015 ICD-10-CM will replace ICD-9-CM in the United States, therefore, Q20.4 - and all other ICD-10-CM codes - should only be used for training or planning purposes until then.
  • This is the American ICD-10-CM version of Q20.4. Other international ICD-10 versions may differ.

Clinical Information
  • An umbrella term used to describe several very different complex congenital heart defects that share the same problem: the heart has only one functional ventricle (anatomically right or left or indeterminate) supplying the systemic circulation. These defects include tricuspid atresia, hypoplastic left or right heart syndrome, double outlet right ventricle, double inlet left ventricle, and other forms of single ventricle defects.
Applicable To
  • Common ventricle
  • Cor triloculare biatriatum
  • Single ventricle
Present On Admission
  • Q20.4 is considered exempt from POA reporting.
ICD-10-CM Q20.4 is grouped within Diagnostic Related Group(s) (MS-DRG v30.0):
  • 306 Cardiac congenital & valvular disorders with mcc
  • 307 Cardiac congenital & valvular disorders without mcc

Convert ICD-10-CM Q20.4 to ICD-9-CM

The following ICD-10-CM Index entries contain back-references to ICD-10-CM Q20.4: