I05.2 Rheumatic mitral stenosis with insufficiency

Billable ICD-10-CM code, FY2026.

Applicable to

• Rheumatic mitral stenosis with incompetence or regurgitation

Applies from I05 Rheumatic mitral valve diseases

Includes

• conditions classifiable to both I05.0 and I05.2-I05.9, whether specified as rheumatic or not

Excludes1 (never code together)

• mitral valve disease specified as nonrheumatic (I34.-)
• mitral valve disease with aortic and/or tricuspid valve involvement (I08.-)

MS-DRG index

Defines the logic of DRG(s) 306-307 in MDC 05.

Approximate ICD-9-CM (GEMs)

• 394.2 Mitral stenosis with insufficiency

Code annotations containing back-references to I05.2

Back-references to I05

• Type 1 Excludes: I01 Rheumatic fever with heart involvement ("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.")
• Code Also: I27.22 Pulmonary hypertension due to left heart disease ("rheumatic mitral valve diseases (I05.-)")
• Type 1 Excludes: I34 Nonrheumatic mitral valve disorders ("mitral valve disorder specified as rheumatic (I05.-)")
• Type 2 Excludes: I51 Complications and ill-defined descriptions of heart disease ("heart disease specified as rheumatic (I00-I09)")

Diagnosis Index entries for I05.2

• Insufficiency, insufficient › mitral (valve) › with › obstruction or stenosis
• Insufficiency, insufficient › mitral (valve) › rheumatic › with › obstruction or stenosis
• Stenosis, stenotic (cicatricial) › mitral (chronic) (inactive) (valve) › with › incompetency, insufficiency or regurgitation

Nearby codes

• I05 Rheumatic mitral valve diseases
• I05.0 Rheumatic mitral stenosis
• I05.1 Rheumatic mitral insufficiency
• I05.2 Rheumatic mitral stenosis with insufficiency (this code)
• I05.8 Other rheumatic mitral valve diseases
• I05.9 Rheumatic mitral valve disease, unspecified