ICD-10-CM > I00-I99 > I05-I09 > I06 I06 Rheumatic aortic valve diseases Non-Billable/Non-Specific Type 2 Excludes aortic valve disease not specified as rheumatic (I35.-)aortic valve disease with mitral and/or tricuspid valve involvement (I08.-) Codes I06.0Rheumatic aortic stenosisI06.1Rheumatic aortic insufficiencyI06.2Rheumatic aortic stenosis with insufficiencyI06.8Other rheumatic aortic valve diseasesI06.9Rheumatic aortic valve disease, unspecified