DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

I48.92 diagnosis code · Billable code · FY2027

I48.92 Unspecified atrial flutter

  • Billable
  • CC
  • HCC 238
  • POA reported

I48.92 ICD-10 code: a billable diagnosis code in FY2027, one of 9 billable codes in category I48.

ICD-10 code by name

What is the ICD-10 code for atrial flutter?
Atrial flutter ICD-10 code: I48.92 Unspecified atrial flutter. Alphabetic Index: Flutteratrial or auricular → I48.92. Search ICD-10 for atrial flutter
CC / MCC
CC
MS-DRG
308-310, 791, 793
HCC V28
238
POA
Reported
Code Editor
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Index entries
2

Instructions

Notes that also apply

Chapter 9 instructions (Excludes2 10): printed on the chapter 9 page.

Index entries

  • Flutteratrial or auricular → I48.92
  • Flutterheartatrial or auricular → I48.92

NCHS Alphabetic Index. Index first, then the Tabular List.

Medicare grouping and edits

CMS files for I48.92
CC / MCCCC
PDX exclusion list0820 (54 codes)
Appendix BMDC 05 Diseases and Disorders of the Circulatory System, MS-DRG 308-310 (Cardiac Arrhythmia and Conduction Disorders with MCC…); MDC 15 Newborns and Other Neonates with Conditions Originating in Perinatal Period, MS-DRG 791 (Prematurity with Major Problems…); MDC 15 Newborns and Other Neonates with Conditions Originating in Perinatal Period, MS-DRG 793 (Full Term Neonate with Major Problems…)
Code Editor–
POAReported
HCC V28HCC 238 Specified Heart Arrhythmias

CC as a secondary diagnosis, not when the principal diagnosis is on its PDX exclusion list.

CMS: MS-DRG v44 (Appendix B, C), MCE v44, POA list FY2027, 2027 Initial ICD-10-CM Mappings. What the rows mean.

Hierarchy