I30-I52 ICD-10-CA block: Other forms of heart disease
I30-I52 isn’t a code on its own. Choose one of the 122 codes beneath it, the one the documentation supports.
Official description
I30-I52Other forms of heart disease (I30-I52)
ICD-10-CA · Canada
Codes in I30-I52
I30-I52 isn’t a code on its own. Open the group that matches what the note documents.
I30Acute pericarditis (4 codes)I31Other diseases of pericardium (6 codes)I32Pericarditis in diseases classified elsewhere (3 codes)I33Acute and subacute endocarditis (2 codes)I34Nonrheumatic mitral valve disorders (5 codes)I35Nonrheumatic aortic valve disorders (5 codes)I36Nonrheumatic tricuspid valve disorders (5 codes)I37Pulmonary valve disorders (5 codes)I38Endocarditis, valve unspecifiedI39Endocarditis and heart valve disorders in diseases classified elsewhere (6 codes)I40Acute myocarditis (4 codes)I41Myocarditis in diseases classified elsewhere (4 codes)I42Cardiomyopathy (10 codes)I43Cardiomyopathy in diseases classified elsewhere (4 codes)I44Atrioventricular and left bundle-branch block (8 codes)I45Other conduction disorders (9 codes)I46Cardiac arrest (3 codes)I47Paroxysmal tachycardia (4 codes)I48Atrial fibrillation and flutter (7 codes)I49Other cardiac arrhythmias (9 codes)I50Heart failure (5 codes)I51Complications and ill-defined descriptions of heart disease (10 codes)I52Other heart disorders in diseases classified elsewhere (3 codes)Notes for I30-I52
As CIHI prints them, with any note I30-I52 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- 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 I30-I52 sits
- 1ChapterChapter 9: Diseases of the circulatory system (I00-I99)
- 2Block I30-I52Other forms of heart disease
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
Is I30-I52 a valid ICD-10-CA code?
No. I30-I52 (Other forms of heart disease) is a block heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 122 codes; record the one the documentation supports.
Where is I30-I52 in ICD-10-CA?
I30-I52 sits under Chapter 9: Diseases of the circulatory system (I00-I99).
What coding notes apply to I30-I52?
ICD-10-CA lists Excludes notes for I30-I52, 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.
Codes beside I30-I52
I00-I02Acute rheumatic feverI05-I09Chronic rheumatic heart diseasesI10-I15Hypertensive diseasesI20-I25Ischaemic heart diseasesI26-I28Pulmonary heart disease and diseases of pulmonary circulationI60-I69Cerebrovascular diseasesI70-I79Diseases of arteries, arterioles and capillariesI80-I89Diseases of veins, lymphatic vessels and lymph nodes, not elsewhere classifiedI95-I99Other and unspecified disorders of the circulatory system