I42.0 ICD-10-CM Code: Dilated cardiomyopathy
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
I42.0Dilated cardiomyopathy
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where I42.0 sits
- 1
Chapter 9
Diseases of the circulatory system (I00-I99)
- 2
Section
Other forms of heart disease (I30-I5A)
- 3
Category I42
Cardiomyopathy
- 4
Code I42.0
Dilated cardiomyopathy
More specific choices
Codes under I42.0
I42.0 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for I42.0.
Code first
No “code first” instruction is listed for I42.0.
Use additional code
No “use additional code” instruction is listed for I42.0.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for I42.0.
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for I42.0.
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 I42.0 mean?
I42.0 is the FY 2027 U.S. ICD-10-CM code for “Dilated cardiomyopathy.”
Is I42.0 a billable or specific ICD-10-CM code?
No. I42.0 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is I42.0 located in ICD-10-CM?
I42.0 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Other forms of heart disease (I30-I5A) (I30–I5A), under category I42, Cardiomyopathy.
What coding notes are listed for I42.0?
No inclusion terms are listed for I42.0 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.
Keep exploring
Related I42 codes
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