G25.5 vs I02.0
G25.5 (Other chorea) compared with I02.0 (Rheumatic chorea with heart involvement), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. G25.5 carries an Excludes1 note covering I02.0: “chorea NOS with heart involvement (I02.0)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. G25.5 carries an Excludes1 note covering I02.0: “rheumatic chorea (I02.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. G25.5 carries an Excludes1 note covering I02.0: “Sydenham's chorea (I02.-)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
No — do not report together. I02.0 carries an Excludes1 note covering G25.5: “chorea NOS (G25.5)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| G25.5Other chorea | I02.0Rheumatic chorea with heart involvement | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | G00-G99 — Diseases of the Nervous System (G00-G99) | I00-I99 — Diseases of the Circulatory System (I00-I99) |
| Definition | Other chorea is a billable ICD-10-CM diagnosis code (G25.5). | Rheumatic chorea with heart involvement is a billable ICD-10-CM diagnosis code (I02.0). |
| Includes | Chorea NOS | Sydenham's chorea Chorea NOS with heart involvement Rheumatic chorea with heart involvement of any type classifiable under I01.- |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources