I48.91
BillableUnspecified atrial fibrillation
Unspecified atrial fibrillation
Coding Notes
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.-)
Also Known As / Clinical Terms
SNOMED CT
- Accelerated atrioventricular conduction16797001
- Accessory atrioventricular conduction16797001
- Pre-excitation atrioventricular conduction16797001
- Preexcitation syndrome16797001
- AF - Atrial fibrillation49436004
- Atrial fibrillation49436004
- Hypercoagulability76612001
- Hypercoagulability state76612001
- Hypercoagulable state76612001
- Lone atrial fibrillation233910005
- Controlled atrial fibrillation300996004
- Rapid atrial fibrillation314208002
- Transient cerebral ischaemia due to atrial fibrillation426814001
- Transient cerebral ischemia due to atrial fibrillation426814001
- Familial atrial fibrillation715395008
- Pre-excited atrial fibrillation762247006
- Preexcited atrial fibrillation762247006
- Atrial fibrillation due to heart valve disorder313377641000119105
- Valvular atrial fibrillation313377641000119105
- Atrial fibrillation with rapid ventricular response120041000119109
- Hypercoagulability due to atrial fibrillation129032061000119103
- Hypercoagulable state due to atrial fibrillation129032061000119103
- Secondary hypercoagulability state303419171000119103
- Secondary prothrombotic state303419171000119103
Frequently Asked Questions
What is the ICD-10 code for unspecified atrial fibrillation?
The ICD-10-CM code for unspecified atrial fibrillation is I48.91. The full clinical description is "Unspecified atrial fibrillation". I48.91 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I48.91 mean?
ICD-10-CM code I48.91 represents "Unspecified atrial fibrillation". It is classified under Chapter 9: Diseases of the Circulatory System and is a billable/specific code that can be used on a claim.
Is I48.91 a billable code?
Yes, I48.91 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I48.91 in?
I48.91 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What SNOMED CT codes does I48.91 map to?
I48.91 maps to 13 SNOMED CT concepts: 49436004, 16797001, 313377641000119105, 120041000119109, 300996004, and 8 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I48.91?
I48.91 is linked to 1 UMLS Concept Unique Identifier: C3264374. 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.