Icd 10 cm code for acute frontal sinusitis July 8, 2019 16 32 64 128 Icd 10 cm code for acute recurrent frontal sinusitis Icd 10 cm code for acute non recurrent frontal sinusitis Acute frontal sinusitis icd 10 Frontal sinusitis icd 10 Icd 10 code for acute sinusitis Sinusitisi icd 10