I08

Non-Billable
ChapterI00–I99
Rankcategory
Official Description

Multiple valve 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).

CH9 Parent Instructions

Excludes2(Not included here)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

Instructional Notes

Includes
  • multiple valve diseases specified as rheumatic or unspecified
Excludes1(Not coded here)
  • endocarditis, valve unspecified (I38)
  • rheumatic valve disease NOS (I09.1)
Excludes2(Not included here)

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I05-I09Chronic rheumatic heart diseases (I05-I09)
I08Multiple valve diseases
I08.0Rheumatic disorders of both mitral and aortic valves
I08.1Rheumatic disorders of both mitral and tricuspid valves
I08.2Rheumatic disorders of both aortic and tricuspid valves
I08.3Combined rheumatic disorders of mitral, aortic and tricuspid valves
I08.8Other rheumatic multiple valve diseases
I08.9Rheumatic multiple valve disease, unspecified

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I08:

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

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to I08. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Disease, diseased4 unique routes
panvalvular→I08(2 variants)
specified NEC→I08
valve, valvular(2 variants)
multiple→I08(2 variants)
specified NEC→I08
Endocarditis (chronic) (marantic) (nonbacterial) (thrombotic) (valvular)17 unique routes
aortic (heart) (nonrheumatic) (valve)(6 variants)
rheumatic(2 variants)
with mitral disease→I08(2 variants)
with tricuspid (valve) disease→I08
with(4 variants)
mitral disease→I08(2 variants)
with tricuspid (valve) disease→I08
tricuspid (valve) disease→I08(2 variants)
with mitral (valve) disease→I08
mitral (chronic) (double) (fibroid) (heart) (inactive) (valve) (with chorea)(4 variants)
with(4 variants)
aortic (valve) disease→I08(2 variants)
with tricuspid (valve) disease→I08
tricuspid (valve) disease→I08(2 variants)
with aortic (valve) disease→I08
multiple valves→I08(2 variants)
specified disorders→I08
pulmonary (chronic) (heart) (valve)
with rheumatic fever (conditions in I00)
inactive or quiescent (with chorea)
with aortic, mitral or tricuspid disease→I08
tricuspid (chronic) (heart) (inactive) (rheumatic) (valve) (with chorea)(4 variants)
with(4 variants)
aortic (valve) disease→I08(2 variants)
mitral (valve) disease→I08
mitral (valve) disease→I08(2 variants)
aortic (valve) disease→I08
Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor)2 unique routes
rheumatic (active) (acute) (chronic) (subacute)(2 variants)
inactive or quiescent with(2 variants)
endocarditis(2 variants)
aortic (valve)
with mitral (valve) disease→I08
mitral (valve)
with aortic (valve) disease→I08
Insufficiency, insufficient2 unique routes
aortic (valve)(2 variants)
rheumatic(2 variants)
with(2 variants)
mitral (valve) disease→I08(2 variants)
with tricuspid (valve) disease→I08

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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