Home > 2013 ICD-9-CM Diagnosis Codes > Diseases Of The Circulatory System 390-459 > Other Forms Of Heart Disease 420-429 > Other diseases of endocardium 424-
2013 ICD-9-CM Diagnosis Code 424.0
Mitral valve disorders
- ICD-9-CM 424.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
424.0 Alternative Terminology
- Mitral valve annular calcification
- Mitral valve annular calcification, nonrheumatic
- Mitral valve disorder
- Mitral valve prolapse
- Mitral valve prolapse, nonrheumatic
- Mitral valve regurgitation
- Mitral valve regurgitation, nonrheumatic
- Mitral valve stenosis
- Mitral valve stenosis, nonrheumatic
- Mtral valve prolapse
- Non-rheumatic mitral regurgitation
- Non-rheumatic mitral valve prolapse
- Non-rheumatic mitral valve stenosis
424.0 Excludes 

Applies To
- Mitral (valve):
- incompetence NOS of specified cause, except rheumatic
- insufficiency NOS of specified cause, except rheumatic
- regurgitation NOS of specified cause, except rheumatic
Convert 424.0 to ICD-10-CM 

ICD-9-CM Volume 2 Index entries containing back-references to 424.0:
- Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (ruptured) (saccular) (varicose) 442.9

mitral (heart) (valve) 424.0
- Arteriosclerosis, arteriosclerotic (artery) (deformans) (diffuse) (disease) (endarteritis) (general) (obliterans) (obliterative) (occlusive) (senile) (with calcification) 440.9

- Atheroma, atheromatous (see also Arteriosclerosis) 440.9

mitral (valve) 424.0
- Ballooning posterior leaflet syndrome 424.0
- Barlow's syndrome (meaning mitral valve prolapse) 424.0
- Disorder - see also Disease
mitral valve 424.0
- Endocarditis (chronic) (indeterminate) (interstitial) (marantic) (nonbacterial thrombotic) (residual) (sclerotic) (sclerous) (senile) (valvular) 424.90

- Floppy
valve syndrome (mitral) 424.0
- Incompetency, incompetence, incompetent
- Insufficiency, insufficient
- Prolapse, prolapsed
mitral valve 424.0
- Sclerosis, sclerotic
annularis fibrosi
aortic 424.1

mitral 424.0
Dewitzky's
aortic 424.1

mitral 424.0
- Stenosis (cicatricial) - see also Stricture
- Stricture (see also Stenosis) 799.89

- Syndrome - see also Disease
ballooning posterior leaflet 424.0
Barlow's (mitral valve prolapse) 424.0
mitral
click (-murmur) 785.2

valve prolapse 424.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 424.0 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2013 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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