H62.42
✓ Billable
Otitis externa in other diseases classified elsewhere, left ear
ICD-10-CM · FY2026 · Diseases of the Ear and Mastoid Process
Code
H62.42
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 H62.42?
ICD-10-CM code H62.42 represents Otitis externa in other diseases classified elsewhere, left 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 H62.42 billable?
Yes. H62.42 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is H62.42 in?
H62.42 belongs to the Diseases of the Ear and Mastoid Process chapter (H60–H95) of ICD-10-CM.
Related codes in the H62 category
H62
Disorders of external ear in diseases classified elsewhere
Non-billable
H62.4
Otitis externa in other diseases classified elsewhere
Non-billable
H62.8
Other disorders of external ear in diseases classified elsewhere
Non-billable
H62.40
Otitis externa in other diseases classified elsewhere, unspecified ear
Billable
H62.41
Otitis externa in other diseases classified elsewhere, right ear
Billable
H62.43
Otitis externa in other diseases classified elsewhere, bilateral
Billable
H62.8X
Other disorders of external ear in diseases classified elsewhere
Non-billable
H62.8X1
Other disorders of right external ear in diseases classified elsewhere
Billable
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