Non-Billable / Non-Specific Code
ICD-10-CM J35.0 is the diagnosis code for Chronic tonsillitis and adenoiditis. This code falls under the section "Other diseases of upper respiratory tract" within Chapter 10 â Diseases of the respiratory system (J00-J99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions are not included in J35.0. If the patient has both, code each condition separately:
Understanding where J35.0 sits in the ICD-10-CM classification helps ensure proper coding:
No, J35.0 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
J35.0 is the ICD-10-CM diagnosis code for "Chronic tonsillitis and adenoiditis". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of J35.0 is J35 ("Chronic diseases of tonsils and adenoids"). J35.0 provides a more specific classification within this category.
J35.0 is located in Section J30-J39 â "Other diseases of upper respiratory tract" within Chapter 10 of the ICD-10-CM Tabular List.
J35.0 has 3 sub-code(s) that provide more specific detail: J35.01, J35.02, J35.03.
Use J35.0 when the patients documented diagnosis matches "Chronic tonsillitis and adenoiditis" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Chronic tonsillitis and adenoiditis is J35.0.
No, J35.0 is non-billable. Use a more specific sub-code for primary diagnosis billing.
J35.0 is in Chapter 10 of the ICD-10-CM Tabular List.
Yes, J35.0 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.