J35
⚠ Non-billable
Chronic diseases of tonsils and adenoids
ICD-10-CM · FY2026 · Diseases of the Respiratory System
Code
J35
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Respiratory System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code J35?
ICD-10-CM code J35 represents Chronic diseases of tonsils and adenoids. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Respiratory System chapter, effective October 1, 2025 – September 30, 2026.
Is J35 billable?
No. J35 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is J35 in?
J35 belongs to the Diseases of the Respiratory System chapter (J00–J99) of ICD-10-CM.
Related codes in the J35 category
J35.0
Chronic tonsillitis and adenoiditis
Non-billable
J35.1
Hypertrophy of tonsils
Billable
J35.2
Hypertrophy of adenoids
Billable
J35.3
Hypertrophy of tonsils with hypertrophy of adenoids
Billable
J35.8
Other chronic diseases of tonsils and adenoids
Billable
J35.9
Chronic disease of tonsils and adenoids, unspecified
Billable
J35.01
Chronic tonsillitis
Billable
J35.02
Chronic adenoiditis
Billable
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