ICD-10-CM > I00-I99 > I30-I5A > I39 I39 Endocarditis and heart valve disorders in diseases classified elsewhere Billable/Specific Copy Code Copy Description Code First underlying disease, such as:Q fever (A78) Type 1 Excludes endocardial involvement in:candidiasis (B37.6)gonococcal infection (A54.83)Libman-Sacks disease (M32.11)listerosis (A32.82)meningococcal infection (A39.51)rheumatoid arthritis (M05.31)syphilis (A52.03)tuberculosis (A18.84)typhoid fever (A01.02)