Icd 10 code for chronic left maxillary sinusitis July 8, 2019 16 32 64 128 Icd 10 cm code for chronic left maxillary sinusitis Icd 10 code for left maxillary sinusitis Icd 10 code for chronic maxillary sinusitis Maxillary sinusitis icd 10 Chronic maxillary sinusitis icd 10 Icd 10 code for left maxillary sinus mucosal thickening