Icd 10 code for chronic diastolic heart failure exacerbation July 8, 2019 16 32 64 128 Icd 10 code for acute on chronic diastolic heart failure exacerbation Icd 10 code for acute on chronic diastolic congestive heart failure exacerbation Icd 9 chf exacerbation Icd 10 acute on chronic diastolic chf