ICD-10-CM > H60-H95 > H65-H75 > H68 > H68.0 > H68.02 H68.02 Chronic Eustachian salpingitis Non-Billable/Non-Specific Codes H68.021Chronic Eustachian salpingitis, right earH68.022Chronic Eustachian salpingitis, left earH68.023Chronic Eustachian salpingitis, bilateralH68.029Chronic Eustachian salpingitis, unspecified ear