Chronic disease of tonsils and adenoids, unspecified
- J35.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2025 edition of ICD-10-CM J35.9 became effective on October 1, 2024.
- This is the American ICD-10-CM version of J35.9 – other international versions of ICD-10 J35.9 may differ.
Applicable To
- Disease (chronic) of tonsils and adenoids NOS
The following code(s) above J35.9 contain annotation back-references
that may be applicable to J35.9:
- J00-J99 Diseases of the respiratory system
Approximate Synonyms
- Adenoid disease
- Chronic disease of tonsils and/or adenoids
- Disorder of adenoid
- Tonsil and adenoid disease, chronic
ICD-10-CM J35.9 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):
- 011 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with mcc
- 012 Tracheostomy for face, mouth and neck diagnoses or laryngectomy with cc
- 013 Tracheostomy for face, mouth and neck diagnoses or laryngectomy without cc/mcc
- 154 Other ear, nose, mouth and throat diagnoses with mcc
- 155 Other ear, nose, mouth and throat diagnoses with cc
- 156 Other ear, nose, mouth and throat diagnoses without cc/mcc
Convert J35.9 to ICD-9-CMCode History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change
- 2025 (effective 10/1/2024): No change
Diagnosis Index entries containing back-references to J35.9:
- Disease, diseased – see also Syndrome
- adenoids J35.9 (and tonsils)
- tonsils, tonsillar J35.9 (and adenoids)
- Lesion(s) (nontraumatic)
- tonsillar fossa J35.9