H60.521
✓ Billable
Acute chemical otitis externa, right ear
ICD-10-CM · FY2026 · Diseases of the Ear and Mastoid Process
Code
H60.521
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Ear and Mastoid Process
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 H60.521?
ICD-10-CM code H60.521 represents Acute chemical otitis externa, right ear. It is a billable diagnosis code in the Diseases of the Ear and Mastoid Process chapter, effective October 1, 2025 – September 30, 2026.
Is H60.521 billable?
Yes. H60.521 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is H60.521 in?
H60.521 belongs to the Diseases of the Ear and Mastoid Process chapter (H60–H95) of ICD-10-CM.
Related codes in the H60 category
H60
Otitis externa
Non-billable
H60.0
Abscess of external ear
Non-billable
H60.1
Cellulitis of external ear
Non-billable
H60.2
Malignant otitis externa
Non-billable
H60.3
Other infective otitis externa
Non-billable
H60.4
Cholesteatoma of external ear
Non-billable
H60.5
Acute noninfective otitis externa
Non-billable
H60.6
Unspecified chronic otitis externa
Non-billable
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