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2. ICD-10 Codes
3. Chapter - Q00-Q99
4. Section - Q20-Q28
5. Category - Q20
6. Q20.5

Q20.5 - Discordant atrioventricular connection

• Applicable to Discordant atrioventricular connection
• The 2025 edition of ICD10-CM Q20.5 became effective on October 1, 2024.
• This is the American ICD10-CM version of Q20.5 - other international versions of ICD10 Q20.5 may differ.
• Q20.5 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• Corrected transposition
• Levotransposition
• Ventricular inversion

The following codes above Q20.5 contain annotation back-references that may be applicable to Q20.5:

• Chapter: Q00-Q99 - Congenital malformations, deformations and chromosomal abnormalities
• Section: Q20-Q28 - Congenital malformations of the circulatory system
• Category: Q20 - Congenital malformations of cardiac chambers and connections

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.