Icd 10 code for chronic sphenoid sinusitis July 8, 2019 16 32 64 128 Icd 10 code for chronic sphenoidal sinusitis Icd 10 code for chronic left sphenoid sinusitis Icd 10 code for chronic right sphenoid sinusitis Icd 10 code for sphenoid sinus disease Icd 10 code for sphenoid sinus mass Icd 9 code for chronic sinusitis Icd 10 code chronic sinusitis