ICD-10-CM > I00-I99 > I30-I5A > I38 I38 Endocarditis, valve unspecified Billable/Specific Copy Code Copy Description Includes endocarditis (chronic) NOSvalvular incompetence NOSvalvular insufficiency NOSvalvular regurgitation NOSvalvular stenosis NOSvalvulitis (chronic) NOS Type 1 Excludes congenital insufficiency of cardiac valve NOS (Q24.8)congenital stenosis of cardiac valve NOS (Q24.8)endocardial fibroelastosis (I42.4)endocarditis specified as rheumatic (I09.1)