J35.0
Header — not billableChronic tonsillitis and adenoiditis
The ICD-10 code for chronic tonsillitis and adenoiditis is J35.0.
J35.0 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.
Clinical notes
Excludes2 (not included here)
An Excludes2 note means the excluded condition is not part of this one, but a patient can have both at the same time — in that case both codes may be reported together.
- acute tonsillitis (J03.-)
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under J35.0
Related codes in this category
- J35.1Hypertrophy of tonsils
- J35.2Hypertrophy of adenoids
- J35.3Hypertrophy of tonsils with hypertrophy of adenoids
- J35.8Other chronic diseases of tonsils and adenoids
- J35.9Chronic disease of tonsils and adenoids, unspecified
- J35.0Chronic tonsillitis and adenoiditisnon-billable header