I48
Non-billableAtrial fibrillation and flutter
Atrial fibrillation and flutter
This is a header/category code. For billing purposes, use a more specific child code from the list below.
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.-)
Child Codes (6)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code I48?
ICD-10-CM code I48 represents "Atrial fibrillation and flutter". It is a non-billable header code — use a more specific child code for billing purposes.
Is I48 a billable code?
No, I48 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 6 child codes under I48.
What chapter is I48 in?
I48 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What are the subcategories under I48?
I48 has 6 child codes, including: I48.0 (Paroxysmal atrial fibrillation), I48.1 (Persistent atrial fibrillation), I48.2 (Chronic atrial fibrillation), I48.3 (Typical atrial flutter), and 2 more.
What are the UMLS CUIs for I48?
I48 is linked to 1 UMLS Concept Unique Identifier: C0155709. 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.