I49.9
BillableCardiac arrhythmia, unspecified
Cardiac arrhythmia, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Arrhythmia (cardiac) NOS
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- systemic connective tissue disorders (M30-M36)
- transient cerebral ischemic attacks and related syndromes (G45.-)
- bradycardia NOS (R00.1)
- neonatal dysrhythmia (P29.1-)
- sinoatrial bradycardia (R00.1)
- sinus bradycardia (R00.1)
- vagal bradycardia (R00.1)
Also Known As / Clinical Terms
SNOMED CT
- Withdrawal arrhythmia184004
- Cardiac fibrillation40593004
- Fibrillation40593004
- Ventricular arrhythmia44103008
- Supraventricular arrhythmia72654001
- Heart disease in mother complicating pregnancy, childbirth AND/OR puerperium78381004
- Sudden cardiac death95281009
- ECG: ventricular arrhythmia164893009
- EKG: ventricular arrhythmia164893009
- Electrocardiographic ventricular arrhythmia164893009
- Heart irregularly irregular248651005
- Heart regularly irregular248652003
- Finding of regularity of heart rhythm301114007
- Observation of regularity of heart rhythm301114007
- Abnormal heart beat361136003
- Irregular heart beat361137007
- Arrhythmia due to vegetation of infectious endocarditis472810005
- Arrhythmia due to vegetation of infective endocarditis472810005
- Arrhythmia698247007
- Cardiac arrhythmia698247007
- Cardiac dysrhythmia698247007
- Disorder of heart rhythm698247007
- Cardiac arrhythmia associated with genetic disorder698270004
- Cardiac channelopathy698271000
- Ion cardiac channelopathy698271000
- Arrhythmia as current complication following acute myocardial infarction723860000
- Arrhythmia due to and following acute myocardial infarction723860000
- Arrhythmia following acute myocardial infarction723860000
- Sudden arrhythmic death syndrome735686002
- Sudden cardiac death due to cardiac arrhythmia735686002
- Recurrent metabolic encephalomyopathic crises, rhabdomyolysis, cardiac arrhythmia, intellectual disability syndrome1172698005
- TANGO2-related metabolic encephalopathy, arrhythmia syndrome1172698005
- Transport and golgi organisation 2 homolog-related metabolic encephalopathy, arrhythmia syndrome1172698005
- Transport and golgi organization 2 homolog-related metabolic encephalopathy, arrhythmia syndrome1172698005
- G protein subunit beta 5-related intellectual disability, cardiac arrhythmia syndrome1186711002
- GNB5-related intellectual disability, cardiac arrhythmia syndrome1186711002
- Cardiac arrhythmia due to coronary artery spasm1204124006
- Long QT syndrome type 81230096008
- Timothy syndrome1230096008
- Atypical Timothy syndrome1230097004
- Atypical long QT syndrome type 81230097004
- Timothy syndrome atypical type1230097004
- Cardiac arrhythmia following operative procedure1230406008
- Postoperative cardiac arrhythmia1230406008
- Cardiac arrhythmia during pregnancy72291000119104
- Cardiac arrhythmia in pregnancy72291000119104
- Cardiac arrhythmia in childbirth10743741000119103
- Cardiac arrhythmia in mother complicating childbirth10743741000119103
- Heart disease in childbirth10753101000119102
- Heart disease in mother complicating childbirth10753101000119102
UMLS
- Abnormal heart rhythmsC0003811
- ArrhythmiaC0003811
- Arrhythmia (NOS)C0003811
- Arrhythmia (cardiac) NOSC0003811
- Arrhythmia NOSC0003811
- Arrhythmia cardiac (NOS)C0003811
- Arrhythmia, CardiacC0003811
- ArrhythmiasC0003811
- Arrhythmias, CardiacC0003811
- ArrythmiaC0003811
- Cardiac ArrhythmiaC0003811
- Cardiac ArrhythmiasC0003811
- Cardiac DysrhythmiaC0003811
- Cardiac arrhythmiaC0003811
- Cardiac arrhythmia (NOS)C0003811
- Cardiac arrhythmia (disorder)C0003811
- Cardiac arrhythmia NOSC0003811
- Cardiac arrhythmia, unspecifiedC0003811
- Cardiac arrhythmiasC0003811
- Cardiac dysrhythmiaC0003811
- Cardiac dysrhythmia, unspecifiedC0003811
- Cardiac dysrhythmiasC0003811
- Cardiac rhythm disturbancesC0003811
- Disorder of heart rhythmC0003811
- Dysrhythmia, CardiacC0003811
- DysrhythmiasC0003811
- Heart rhythm disordersC0003811
- Irregular heart beatC0003811
- Irregular heartbeatC0003811
- arrhythmiaC0003811
- arrhythmiasC0003811
- cardiac arrhythmiaC0003811
- cardiac arrhythmiasC0003811
- cardiac dysrhythmiaC0003811
- cardiac dysrhythmiasC0003811
- dysrhythmiaC0003811
- heart arrhythmiaC0003811
- heart arrhythmiasC0003811
Frequently Asked Questions
What is ICD-10 code I49.9?
ICD-10-CM code I49.9 represents "Cardiac arrhythmia, unspecified". It is a billable/specific code that can be used on a claim.
Is I49.9 a billable code?
Yes, I49.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I49.9 in?
I49.9 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What SNOMED CT codes does I49.9 map to?
I49.9 maps to 27 SNOMED CT concepts: 361136003, 698247007, 723860000, 472810005, 1230097004, and 22 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I49.9?
I49.9 is linked to 1 UMLS Concept Unique Identifier: C0003811. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.