Icd 10 code for mild persistent asthma exacerbation July 8, 2019 16 32 64 128 Icd 10 code for mild asthma with exacerbation unspecified whether persistent Icd 10 code for mild asthma with acute exacerbation unspecified whether persistent Icd 10 code for mild to moderate persistent asthma Icd 9 asthma exacerbation Icd 10 code for asthma moderate persistent