Free ICD-9-CM Diagnosis Codes
>
2008
> Diseases Of The Circulatory System
390-459
> Other Forms Of Heart Disease
420-429
> Acute and subacute endocarditis
421.*
>
2008 ICD-9-CM Diagnosis Code 421.1
Acute and subacute infective endocarditis in diseases classified elsewhere
421.0
421.9
421.1 is a billable ICD-9-CM medical code that can be used to specify a diagnosis on a reimbursement claim.
Newer versions of 421.1:
2009
2010
Excludes
endocarditis (in):
Coxsackie (virus) (
074.22
)
gonococcal (
098.84
)
histoplasmosis (
115.0
-
115.9
with fifth-digit 4)
meningococcal infection (
036.42
)
monilial (
112.81
)
Code First
Code first underlying disease, as:
blastomycosis (
116.0
)
Q fever (
083.0
)
typhoid (fever) (
002.0
)
ICD-9-CM Volume 2 Index Entries That Refer To 421.1
Endocarditis (chronic) (indeterminate) (interstitial) (marantis) (nonbacterial thrombotic) (residual) (sclerotic) (sclerous) (senile) (valvular)
424.90
blastomycotic
116.0
[
421.1]
due to
blastomycosis
116.0
[
421.1]
Q fever
083.0
[
421.1]
typhoid (fever)
002.0
[
421.1]
typhoid
002.0
[
421.1]
Typhoid (abortive) (ambulant) (any site) (fever) (hemorrhagic) (infection) (intermittent) (malignant) (rheumatic)
002.0
endocarditis
002.0
[
421.1]
2008 ICD-9-CM Diagnosis Code 421.1
421.1]