I09.8

Non-Billable
ChapterI00–I99
Ranksubcategory
Official Description

Other specified rheumatic heart diseases

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).
General instructions are available for the parent sections:
View CH9 Notes

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I05-I09Chronic rheumatic heart diseases (I05-I09)
I09Other rheumatic heart diseases
I09.8Other specified rheumatic heart diseases
I09.81Rheumatic heart failure
I09.89Other specified rheumatic heart diseases

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I09.8:

chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to I09.8. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

21 raw paths
Arteritis1 unique routes
coronary (artery)
rheumatic
chronic→I09.8
Disease, diseased3 unique routes
heart (organic)(2 variants)
rheumatic (chronic) (inactive) (old) (quiescent) (with chorea)
specified NEC→I09.8
with
rheumatic fever (conditions in I00)
inactive or quiescent (with chorea)
specified NEC→I09.8
pulmonary
valve
rheumatic→I09.8
Endocarditis (chronic) (marantic) (nonbacterial) (thrombotic) (valvular)2 unique routes
pulmonary (chronic) (heart) (valve)(2 variants)
rheumatic (chronic) (inactive) (with chorea)→I09.8
with rheumatic fever (conditions in I00)
inactive or quiescent (with chorea)→I09.8
Failure, failed4 unique routes
heart (acute) (senile) (sudden)(2 variants)
congestive(2 variants)
rheumatic (chronic) (inactive) (with chorea)→I09.8
with rheumatic fever (conditions in I00)
inactive or quiescent (with chorea)→I09.8
ventricular(2 variants)
left(2 variants)
rheumatic (chronic) (inactive) (with chorea)→I09.8
with rheumatic fever (conditions in I00)
inactive or quiescent (with chorea)→I09.8
Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)5 unique routes
rheumatic (active) (acute) (chronic) (subacute)(5 variants)
inactive or quiescent with(5 variants)
cardiac hypertrophy→I09.8
endocarditis
pulmonary (valve)→I09.8
heart disease NEC→I09.8
heart failure (congestive) (conditions in category I50.)→I09.8
left ventricular failure (conditions in I50.1-I50.4-)→I09.8
Hypertrophy, hypertrophic2 unique routes
cardiac (chronic) (idiopathic)(2 variants)
rheumatic (with chorea)→I09.8
with rheumatic fever (conditions in I00)
inactive or quiescent (with chorea)→I09.8
Insufficiency, insufficient1 unique routes
pulmonary
valve
rheumatic→I09.8
Pancarditis (acute) (chronic)1 unique routes
rheumatic→I09.8
Rheumatic (acute) (subacute)1 unique routes
chronic→I09.8
Stenosis, stenotic (cicatricial)1 unique routes
pulmonary (artery) (congenital)
valve
rheumatic→I09.8

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Other specified rheumatic heart diseases.

Search PCS Codes