Home > 2006 ICD-9-CM Diagnosis Codes > Diseases Of The Circulatory System 390-459 > Other Forms Of Heart Disease 420-429 > Ill-defined descriptions and complications of heart disease 429-
2006 ICD-9-CM Diagnosis Code 429.0
Myocarditis unspecified
- inflammation of the muscular walls of the heart.
- Short description: MYOCARDITIS NOS.
- ICD-9-CM 429.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
- You are viewing the 2006 version of ICD-9-CM 429.0.
- More recent version(s) of ICD-9-CM 429.0: 2007 2008 2009 2010 2011 2012 2013.
429.0 Alternative Terminology
- Chronic myocarditis
- Myocarditis
- Myocarditis (heart muscle inflammation), chronic
- Myocarditis, chronic
429.0 Excludes 

Applies To
- Myocarditis (with mention of arteriosclerosis):
- NOS (with mention of arteriosclerosis)
- chronic (interstitial) (with mention of arteriosclerosis)
- fibroid (with mention of arteriosclerosis)
- senile (with mention of arteriosclerosis)
Use Additional 

- Use additional code to identify presence of arteriosclerosis
Convert 429.0 to ICD-10-CM 

ICD-9-CM 429.0 converts directly to:
- 2013 ICD-10-CM I51.4 Myocarditis, unspecified
ICD-9-CM Volume 2 Index entries containing back-references to 429.0:
- Arteriosclerosis, arteriosclerotic (artery) (deformans) (diffuse) (disease) (endarteritis) (general) (obliterans) (obliterative) (occlusive) (senile) (with calcification) 440.9

myocarditis 429.0
- Disease, diseased - see also Syndrome
heart (organic) 429.9

with

acute pulmonary edema (see also Failure, ventricular, left) 428.1

amyloid 277.3
[425.7
]
aortic (valve) (see also Endocarditis, aortic) 424.1

arteriosclerotic or sclerotic (minimal) (senile) - see Arteriosclerosis, coronary
artery, arterial - see Arteriosclerosis, coronary
atherosclerotic - see Arteriosclerosis, coronary
beer drinkers' 425.5

beriberi 265.0
[425.7
]
black 416.0

congenital NEC 746.9

congestive (see also Failure, heart) 428.0

coronary 414.9

cryptogenic 429.9

due to
fetal 746.9


inflammatory 746.89

fibroid (see also Myocarditis) 429.0
functional 427.9

glycogen storage 271.0
[425.7
]
gonococcal NEC 098.85

gouty 274.82

hypertensive (see also Hypertension, heart) 402.90

hyperthyroid (see also Hyperthyroidism) 242.9
[425.7
]
incompletely diagnosed - see Disease, heart
ischemic (chronic) (see also Ischemia, heart) 414.9

kyphoscoliotic 416.1

mitral (see also Endocarditis, mitral) 394.9

muscular (see also Degeneration, myocardial) 429.1

postpartum 674.8

psychogenic (functional) 306.2

pulmonary (chronic) 416.9

rheumatic (chronic) (inactive) (old) (quiescent) (with chorea) 398.90

rheumatoid - see Arthritis, rheumatoid
sclerotic - see Arteriosclerosis, coronary
senile (see also Myocarditis) 429.0
specified type NEC 429.89

syphilitic 093.89

thyroid (gland) (see also Hyperthyroidism) 242.9
[425.7
]
thyrotoxic (see also Thyrotoxicosis) 242.9
[425.7
]
tuberculous (see also Tuberculosis) 017.9
[425.8
]
valve, valvular (obstructive) (regurgitant) - see also Endocarditis
vascular - see Disease, cardiovascular
- Fibroid (tumor) (M8890/0) - see also Neoplasm, connective tissue, benign
heart (disease) (see also Myocarditis) 429.0
- Fibrosis, fibrotic
cardiac (see also Myocarditis) 429.0
heart (see also Myocarditis) 429.0
myocardium, myocardial (see also Myocarditis) 429.0
- Inflammation, inflamed, inflammatory (with exudation)
myocardium (see also Myocarditis) 429.0
- Myocarditis (fibroid) (interstitial) (old) (progressive) (senile) (with arteriosclerosis) 429.0
with
acute or subacute (interstitial) 422.90
aseptic of newborn 074.23
bacterial (acute) 422.92
chagasic 086.0
chronic (interstitial) 429.0
congenital 746.89
constrictive 425.4
Coxsackie (virus) 074.23
diphtheritic 032.82
due to or in
eosinophilic 422.91
epidemic of newborn 074.23
Fiedler's (acute) (isolated) (subacute) 422.91
giant cell (acute) (subacute) 422.91
gonococcal 098.85
granulomatous (idiopathic) (isolated) (nonspecific) 422.91
hypertensive (see also Hypertension, heart) 402.90
infective 422.92
isolated (diffuse) (granulomatous) 422.91
malignant 422.99
meningococcal 036.43
nonrheumatic, active 422.90
parenchymatous 422.90
pneumococcal (acute) (subacute) 422.92
rheumatic (chronic) (inactive) (with chorea) 398.0
septic 422.92
specific (giant cell) (productive) 422.91
staphylococcal (acute) (subacute) 422.92
suppurative 422.92
syphilitic (chronic) 093.82
valvular - see Endocarditis
- Myofibrosis 728.2

heart (see also Myocarditis) 429.0
- Scarlatina 034.1

ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 429.0 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 2006 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.
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