ICD-10-CM code · FY2027
I46.8 Cardiac arrest due to other underlying condition
BillableValid for claims as a specific diagnosis code
About I46.8
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Coding notes for I46.8
Code first Report the underlying condition's code before this one.
- underlying condition
Also applies, from I46 Cardiac arrest
Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.
- cardiogenic shock (R57.0)
Chapter 9 notes (apply to every code in it)
Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.
- 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.-)
Related codes in I46
Latest research on cardiac arrest
- Resuscitative endovascular balloon occlusion of the aorta may not improve outcomes in adults with non-traumatic out-of-hospital cardiac arrest
- Intraosseous and intravenous vascular access are equally effective for ROSC following out-of-hospital cardiac arrest
- Intraosseous drug administration does not improve survival in out of hospital cardiac arrest
- #VisualAbstract: Intraosseous-First Vascular Access is Similar to Intravascular-First Vascualr Access in Out-of-Hospital Cardiac Arrest
- Epinephrine prior to advanced airway management favourable for out-of-hospital cardiac arrest survivability
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See 2MM+ plansICD-10-CM FY2027 code set, as published by the CDC National Center for Health Statistics (NCHS) and CMS, effective October 1, 2026 to September 30, 2027. Codes, titles and notes are shown as published. Check payer rules and the official guidelines before billing. This page is not medical advice.
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