I38 ICD-10-CA code: Endocarditis, valve unspecified

I38 is the ICD-10-CA code for “Endocarditis, valve unspecified” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

I38

Endocarditis, valve unspecified

Short description: Endocarditis valve unspecified

ICD-10-CA · Canada

Index terms

Entries in CIHI’s alphabetical index that lead to I38. Searching the index by the condition the note names is how coders reach this code.

Valvulitis
Periendocarditis
Stricture, heart, valve
Fibrosis, fibrotic, endocardium
Fibrosis, fibrotic, valve, heart
Disease, diseased, valve, valvular
Stricture, valve (cardiac) (heart)
Insufficiency, insufficient, heart, valve
Stenosis (cicatricial), valve (cardiac) (heart)
Insufficiency, insufficient, valve, valvular (heart)
Endocarditis (chronic) (nonbacterial) (thrombotic) (valvular)
Hypertrophy, hypertrophic, cardiac (chronic) (idiopathic), valve
Endocarditis (chronic) (nonbacterial) (thrombotic) (valvular), arteriosclerotic
Disease, diseased, heart (organic) (senile), valve, valvular (obstructive) (regurgitant)

Notes for I38

As CIHI prints them, with any note I38 takes from the headings above it.

Includes

Endocarditis (chronic) NOSValvular: incompetence, insufficiency, regurgitation, stenosis of unspecified valve, NOS or of specified cause, except rheumatic or congenitalValvulitis (chronic) of unspecified valve, NOS or of specified cause, except rheumatic or congenital

Excludes

Conditions classified elsewhere.

Endocardial fibroelastosis(I42.4)when specified as congenital (I42.4)when specified as rheumatic (I09.1)
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 I38 sits

1ChapterChapter 9: Diseases of the circulatory system (I00-I99)
2Block I30-I52Other forms of heart disease
3Valid code I38Endocarditis, valve unspecified

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.

See I38 in the CIHI source

Frequently asked questions

What does ICD-10-CA code I38 mean?

I38 is the ICD-10-CA code for “Endocarditis, valve unspecified” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is I38 in ICD-10-CA?

I38 sits under I30-I52 Other forms of heart disease, within Chapter 9: Diseases of the circulatory system (I00-I99).

What coding notes apply to I38?

ICD-10-CA lists Includes, Excludes notes for I38, 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.