Q23.3 ICD-10-CM Code: Congenital mitral insufficiency
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
Q23.3Congenital mitral insufficiency
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where Q23.3 sits
- 1
Chapter 17
Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
- 2
Section
Congenital malformations of the circulatory system (Q20-Q28)
- 3
Category Q23
Congenital malformations of aortic and mitral valves
- 4
Code Q23.3
Congenital mitral insufficiency
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for Q23.3.
Code first
No “code first” instruction is listed for Q23.3.
Use additional code
No “use additional code” instruction is listed for Q23.3.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for Q23.3.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for Q23.3.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code Q23.3 mean?
Q23.3 is the FY 2027 U.S. ICD-10-CM code for “Congenital mitral insufficiency.”
Is Q23.3 a billable or specific ICD-10-CM code?
Yes. In the FY 2027 reference data used on this page, Q23.3 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.
Where is Q23.3 located in ICD-10-CM?
Q23.3 is listed in Chapter 17, Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1), within Congenital malformations of the circulatory system (Q20-Q28) (Q20–Q28), under category Q23, Congenital malformations of aortic and mitral valves.
What coding notes are listed for Q23.3?
No inclusion terms are listed for Q23.3 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
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