![Specific code](/images/bullet_triangle_green.png)
2012 ICD-9-CM Diagnosis Code 428.9
Heart failure, unspecified
- Short description: Heart failure NOS.
- ICD-9-CM 428.9 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 428.9 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
- You are viewing the 2012 version of ICD-9-CM 428.9.
- More recent version(s) of ICD-9-CM 428.9: 2013 2014 2015.
Convert to ICD-10-CM:
428.9 converts approximately to:
- 2015/16 ICD-10-CM I50.9 Heart failure, unspecified
Approximate Synonyms
- Cardiac failure due to OB anesthesia in pregnancy
- Cardiac failure due to obstetric anesthesia in pregnancy
- Heart failure
- Heart failure left side with ejection fraction 31-40%
- Heart failure w LVEF <=30%
- Heart failure w LVEF >=50%
- Heart failure w LVEF 31-40%
- Heart failure w LVEF 41-49%
- Heart failure with left ventricular ejection fraction 41-49 percent
- Heart failure with left ventricular ejection fraction greater than or equal to 50 percent
- Heart failure, high output
- High output heart failure
- Hypertensive heart AND chronic kidney disease stage 2 with congestive heart failure
- Hypertensive heart AND chronic kidney disease stage 3 with congestive heart failure
- Hypertensive heart and CKD, stage 2 (GFR 60-89), w CHF
- Hypertensive heart and CKD, stage 3 (GFR 30-59), w CHF
- Hypertensive kidney and heart disease
- Left heart failure
- Left heart failure with left ejection fraction 30-40 percent
- Left heart failure with left ejection fraction less than or equal to 30 percent
- Low cardiac output syndrome
Applies To
- Cardiac failure NOS
- Heart failure NOS
- Myocardial failure NOS
- Weak heart
ICD-9-CM Volume 2 Index entries containing back-references to
428.9:
- Asthenia, asthenic 780.79
![](/images/note.png)
cardiac (see also Failure, heart) 428.9
cardiovascular (see also Failure, heart) 428.9
heart (see also Failure, heart) 428.9
myocardial (see also Failure, heart) 428.9
- Crisis
heart (see also Failure, heart) 428.9
- Exhaustion, exhaustive (physical NEC) 780.79
![](/images/note.png)
cardiac (see also Failure, heart) 428.9
heart (see also Failure, heart) 428.9
myocardium, myocardial (see also Failure, heart) 428.9
- Failure, failed
cardiac (see also Failure, heart) 428.9
cardiorenal (chronic) 428.9![](/images/vertical.gif)
hypertensive (see also Hypertension, cardiorenal) 404.93![](/images/note.png)
cardiovascular (chronic) 428.9
heart (acute) (sudden) 428.9![](/images/vertical.gif)
with![](/images/vertical.gif)
![](/images/vertical.gif)
abortion - see Abortion, by type, with specified complication NEC![](/images/vertical.gif)
![](/images/vertical.gif)
acute pulmonary edema (see also Failure, ventricular, left) 428.1![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
![](/images/vertical.gif)
with congestion (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
decompensation (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
dilation - see Disease, heart![](/images/vertical.gif)
![](/images/vertical.gif)
ectopic pregnancy (see also categories 633.0
-633.9
) 639.8![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
molar pregnancy (see also categories 630
-632
) 639.8![](/images/note.png)
![](/images/vertical.gif)
arteriosclerotic 440.9![](/images/note.png)
![](/images/vertical.gif)
combined left-right sided 428.0![](/images/note.png)
![](/images/vertical.gif)
combined systolic and diastolic 428.40![](/images/note.png)
![](/images/vertical.gif)
compensated (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
complicating![](/images/vertical.gif)
![](/images/vertical.gif)
abortion - see Abortion, by type, with specified complication NEC![](/images/vertical.gif)
![](/images/vertical.gif)
delivery (cesarean) (instrumental) 669.4![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
ectopic pregnancy (see also categories 633.0
-633.9
) 639.8![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
molar pregnancy (see also categories 630
-632
) 639.8![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
obstetric anesthesia or sedation 668.1![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
surgery 997.1![](/images/note.png)
![](/images/vertical.gif)
congestive (compensated) (decompensated) (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
with rheumatic fever (conditions classifiable to 390
)![](/images/vertical.gif)
![](/images/vertical.gif)
fetus or newborn 779.89![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
hypertensive (see also Hypertension, heart) 402.91![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
![](/images/vertical.gif)
with renal disease (see also Hypertension, cardiorenal) 404.91![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
![](/images/vertical.gif)
benign 402.11![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
![](/images/vertical.gif)
malignant 402.01![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
rheumatic (chronic) (inactive) (with chorea) 398.91![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
![](/images/16x16.gif)
active or acute 391.8![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
![](/images/16x16.gif)
![](/images/16x16.gif)
with chorea (Sydenham's) 392.0![](/images/note.png)
![](/images/vertical.gif)
decompensated (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
degenerative (see also Degeneration, myocardial) 429.1![](/images/note.png)
![](/images/vertical.gif)
diastolic 428.30![](/images/note.png)
![](/images/vertical.gif)
due to presence of (cardiac) prosthesis 429.4![](/images/note.png)
![](/images/vertical.gif)
fetus or newborn 779.89![](/images/note.png)
![](/images/vertical.gif)
following![](/images/vertical.gif)
high output NEC 428.9![](/images/vertical.gif)
hypertensive (see also Hypertension, heart) 402.91![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
with renal disease (see also Hypertension, cardiorenal) 404.91![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
benign 402.11![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
malignant 402.01![](/images/note.png)
![](/images/vertical.gif)
left (ventricular) (see also Failure, ventricular, left) 428.1![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
with right-sided failure (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
low output (syndrome) NEC 428.9![](/images/vertical.gif)
organic - see Disease, heart![](/images/vertical.gif)
postoperative (immediate) 997.1![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
long term effect of cardiac surgery 429.4![](/images/note.png)
![](/images/vertical.gif)
rheumatic (chronic) (congestive) (inactive) 398.91![](/images/note.png)
![](/images/vertical.gif)
right (secondary to left heart failure, conditions classifiable to 428.1
) (ventricular) (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
senile 797![](/images/note.png)
![](/images/vertical.gif)
specified during or due to a procedure 997.1![](/images/note.png)
![](/images/vertical.gif)
![](/images/vertical.gif)
long-term effect of cardiac surgery 429.4![](/images/note.png)
![](/images/vertical.gif)
systolic 428.20![](/images/note.png)
![](/images/vertical.gif)
thyrotoxic (see also Thyrotoxicosis) 242.9
[425.7
]![](/images/vertical.gif)
valvular - see Endocarditis
myocardium, myocardial (see also Failure, heart) 428.9![](/images/vertical.gif)
chronic (see also Failure, heart) 428.0![](/images/note.png)
![](/images/vertical.gif)
congestive (see also Failure, heart) 428.0![](/images/note.png)
ventricular (see also Failure, heart) 428.9![](/images/16x16.gif)
left 428.1![](/images/note.png)
![](/images/16x16.gif)
![](/images/vertical.gif)
with rheumatic fever (conditions classifiable to 390
)![](/images/16x16.gif)
![](/images/vertical.gif)
hypertensive (see also Hypertension, heart) 402.91![](/images/note.png)
![](/images/16x16.gif)
![](/images/vertical.gif)
rheumatic (chronic) (inactive) (with chorea) 398.91![](/images/note.png)
![](/images/16x16.gif)
right (see also Failure, heart) 428.0![](/images/note.png)
- Fatigue 780.79
![](/images/note.png)
myocardium (see also Failure, heart) 428.9
- High
output failure (cardiac) (see also Failure, heart) 428.9
- Low
output syndrome (cardiac) (see also Failure, heart) 428.9
- Paralysis, paralytic (complete) (incomplete) 344.9
![](/images/note.png)
cardiac (see also Failure, heart) 428.9
cordis (see also Failure, heart) 428.9
heart (see also Failure, heart) 428.9
- Paresis (see also Paralysis) 344.9
![](/images/note.png)
heart (see also Failure, heart) 428.9
- Sudden
heart failure (see also Failure, heart) 428.9
- Syndrome - see also Disease
low![](/images/16x16.gif)
atmospheric pressure 993.2![](/images/note.png)
![](/images/16x16.gif)
back 724.2![](/images/note.png)
![](/images/16x16.gif)
output (cardiac) (see also Failure, heart) 428.9
- Weak, weakness (generalized) 780.79
![](/images/note.png)
heart, cardiac (see also Failure, heart) 428.9
myocardium (see also Failure, heart) 428.9