I46.0 ICD-10-CA code: Cardiac arrest with successful resuscitation
I46.0 is the ICD-10-CA code for “Cardiac arrest with successful resuscitation” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
I46.0Cardiac arrest with successful resuscitation
Short description: Cardiac arrest w success resuscitation
ICD-10-CA · Canada · Also written I460
Index terms
Entries in CIHI’s alphabetical index that lead to I46.0. Searching the index by the condition the note names is how coders reach this code.
- Arrest, arrested, cardiac, with successful resuscitation
Notes for I46.0
As CIHI prints them, with any note I46.0 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Cardiogenic shock (R57.0)complicating:• abortion or ectopic or molar pregnancy (O00-O07), (O08.8)• obstetric surgery and procedures (O75.4)coronary arrest of newborn (infant) (P29.10)neonatal cardiac arrest (P29.10)From I46 Cardiac arrest
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)systemic connective tissue disorders (M30-M36)transient cerebral ischaemic attacks and related syndromes (G45.-)From Chapter 9: Diseases of the circulatory system (I00-I99)
Where I46.0 sits
- 1ChapterChapter 9: Diseases of the circulatory system (I00-I99)
- 2Block I30-I52Other forms of heart disease
- 3Category I46Cardiac arrest
- 4Valid code I46.0Cardiac arrest with successful resuscitation
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code I46.0 mean?
I46.0 is the ICD-10-CA code for “Cardiac arrest with successful resuscitation” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is I46.0 in ICD-10-CA?
I46.0 sits under I46 Cardiac arrest, within I30-I52 Other forms of heart disease, within Chapter 9: Diseases of the circulatory system (I00-I99).
What coding notes apply to I46.0?
ICD-10-CA lists Excludes notes for I46.0, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.