I05

Non-Billable
ChapterI00–I99
Rankcategory
Official Description

Rheumatic mitral valve diseases

Metadata & Insights
  • Non-billable category (requires more specific sub-code).
  • Chapter 9: Diseases of the Circulatory System (I00-I99).

CH9 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • 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
  • conditions classifiable to both I05.0 and I05.2-I05.9, whether specified as rheumatic or not
Excludes1(Not coded here. Use a different code.)
  • mitral valve disease specified as nonrheumatic (I34.-)
  • mitral valve disease with aortic and/or tricuspid valve involvement (I08.-)

Clinical Hierarchy

BillableHas subcodes
CH9Diseases of the circulatory system (I00-I99)
I05-I09Chronic rheumatic heart diseases (I05-I09)
I05Rheumatic mitral valve diseasesNot billable
I05.0Rheumatic mitral stenosisBillable
I05.1Rheumatic mitral insufficiencyBillable
I05.2Rheumatic mitral stenosis with insufficiencyBillable
I05.8Other rheumatic mitral valve diseasesBillable
I05.9Rheumatic mitral valve disease, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I05:

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

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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