I51

Complications and ill-defined descriptions of heart disease

Specific Codes Under I51

Use a more specific code below for billing and documentation.

Cardiac septal defect, acquired

Rupture of chordae tendineae, not elsewhere classified

Rupture of papillary muscle, not elsewhere classified

Intracardiac thrombosis, not elsewhere classified

Myocarditis, unspecified

Myocardial degeneration

Cardiomegaly

Other ill-defined heart diseases

Heart disease, unspecified

None inclusion terms specified for this code.

None code first specified for this code.

None use additional code specified for this code.

These codes cannot be used together with the current code, even if both conditions are present.

• any condition in I51.4-I51.9 due to hypertension (I11.-)
• any condition in I51.4-I51.9 due to hypertension and chronic kidney disease (I13.-)
• heart disease specified as rheumatic (I00-I09)

These codes can be used together with the current code if both conditions are documented.

None specified for this code.

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