ICD-10-CM > J00-J99 > J30-J39 > J35 J35 Chronic diseases of tonsils and adenoids Non-Billable/Non-Specific Codes J35.0Chronic tonsillitis and adenoiditisJ35.01Chronic tonsillitisJ35.02Chronic adenoiditisJ35.03Chronic tonsillitis and adenoiditisJ35.1Hypertrophy of tonsilsJ35.2Hypertrophy of adenoidsJ35.3Hypertrophy of tonsils with hypertrophy of adenoidsJ35.8Other chronic diseases of tonsils and adenoidsJ35.9Chronic disease of tonsils and adenoids, unspecified