I01 Rheumatic fever with heart involvement

Category / Non-billable header 5 subcodes

Block: Acute rheumatic fever (I00-I02)

Excludes 1 (cannot be coded together)

  • chronic diseases of rheumatic origin (I05-I09) unless rheumatic fever is also present or there is evidence of reactivation or activity of the rheumatic process.

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
I01..0 Acute rheumatic pericarditis Yes
I01..1 Acute rheumatic endocarditis Yes
I01..2 Acute rheumatic myocarditis Yes
I01..8 Other acute rheumatic heart disease Yes
I01..9 Acute rheumatic heart disease, unspecified Yes

Last reviewed: September 2026