2013 ICD-9-CM Diagnosis Code 427.9 : Cardiac dysrhythmia, unspecified

any variation from the normal rhythm or rate of the heart beat.
Any variation from the normal rate or rhythm (which may include the origin of the impulse and/or its subsequent propagation) in the heart.
ICD-9-CM 427.9 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.

427.9 Alternative Terminology

Applies To

Convert 427.9 to ICD-10-CM

ICD-9-CM Volume 2 Index entries containing back-references to 427.9:

Action, heart
- disorder 427.9
  - postoperative 997.1
- irregular 427.9
  - postoperative 997.1
  - psychogenic 306.2
Arrhythmia (auricle) (cardiac) (cordis) (gallop rhythm) (juvenile) (nodal) (reflex) (sinus) (supraventricular) (transitory) (ventricle) 427.9
- bigeminal rhythm 427.89
- block 426.9
- bradycardia 427.89
- contractions, premature 427.60
- coronary sinus 427.89
- ectopic 427.89
- extrasystolic 427.60
- postoperative 997.1
- psychogenic 306.2
- vagal 780.2
Disease, diseased - see also Syndrome
- heart (organic) 429.9
  - with
    - acute pulmonary edema (see also Failure, ventricular, left) 428.1
      - hypertensive 402.91
        with renal failure 404.92
        benign 402.11
        with renal failure 404.12
        malignant 402.01
        with renal failure 404.02
      - kidney disease - see Hypertension, cardiorenal
      - rheumatic fever (conditions classifiable to 390)
        active 391.9
        with chorea 392.0
        inactive or quiescent (with chorea) 398.90
  - amyloid 277.39[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
    - cyanotic 746.9
    - maternal, affecting fetus or newborn 760.3
    - specified type NEC 746.89
  - congestive (see also Failure, heart) 428.0
  - coronary 414.9
  - cryptogenic 429.9
  - due to
    - amyloidosis 277.39[425.7]
    - beriberi 265.0 [425.7]
    - cardiac glycogenosis 271.0 [425.7]
    - Friedreich's ataxia 334.0 [425.8]
    - gout 274.82
    - mucopolysaccharidosis 277.5 [425.7]
    - myotonia atrophica 359.21 [425.8]
    - progressive muscular dystrophy 359.1 [425.8]
    - sarcoidosis 135 [425.8]
  - fetal 746.9
    - inflammatory 746.89
  - fibroid (see also Myocarditis) 429.0
  - functional 427.9
    - postoperative 997.1
    - psychogenic 306.2
  - glycogen storage 271.0 [425.7]
  - gonococcal NEC 098.85
  - gouty 274.82
  - hypertensive (see also Hypertension, heart) 402.90
    - benign 402.10
    - malignant 402.00
  - hyperthyroid (see also Hyperthyroidism) 242.9 [425.7]
  - incompletely diagnosed - see Disease, heart
  - ischemic (chronic) (see also Ischemia, heart) 414.9
    - acute (see also Infarct, myocardium) 410.9
      - without myocardial infarction 411.89
        with coronary (artery) occlusion 411.81
    - asymptomatic 412
    - diagnosed on ECG or other special investigation but currently presenting no symptoms 412
  - 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
    - acute 415.0
    - specified NEC 416.8
  - rheumatic (chronic) (inactive) (old) (quiescent) (with chorea) 398.90
    - active or acute 391.9
      - with chorea (active) (rheumatic) (Sydenham's) 392.0
      - specified type NEC 391.8
    - maternal, affecting fetus or newborn 760.3
  - rheumatoid - see Arthritis, rheumatoid
  - sclerotic - see Arteriosclerosis, coronary
  - senile (see also Myocarditis) 429.0
  - specified type NEC 429.89
  - syphilitic 093.89
    - aortic 093.1
      - aneurysm 093.0
    - asymptomatic 093.89
    - congenital 090.5
  - 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
    - congenital NEC (see also Anomaly, heart, valve) 746.9
      - pulmonary 746.00
      - specified type NEC 746.89
  - vascular - see Disease, cardiovascular
Disorder - see also Disease
- cardiac, functional 427.9
  - postoperative 997.1
  - psychogenic 306.2
- heart action 427.9
  - postoperative 997.1
Disturbance - see also Disease
- rhythm, heart 427.9
  - postoperative (immediate) 997.1
    - long-term effect of cardiac surgery 429.4
  - psychogenic 306.2
Dysfunction
- heart 427.9
  - postoperative (immediate) 997.1
    - long-term effect of cardiac surgery 429.4
Dysrhythmia
- cardiac 427.9
  - postoperative (immediate) 997.1
    - long-term effect of cardiac surgery 429.4
  - specified type NEC 427.89
Irregular, irregularity
- action, heart 427.9
Rhythm
- disorder 427.9
  - coronary sinus 427.89
  - ectopic 427.89
  - nodal 427.89
- heart, abnormal 427.9
  - fetus or newborn - see Abnormal, heart rate

427.89

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ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 427.9 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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