H62.40 – Otitis externa in other diseases classified elsewhere, unspecified ear

ICD-10-CM 2027 diagnosis code · Diseases of external ear

Billable code

ICD-10-CM code H62.40

Code: H62.40 (claims format: H6240)
Description: Otitis externa in other diseases classified elsewhere, unspecified ear
Short description: Otitis externa in oth diseases classd elswhr, unsp ear
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 8. Diseases of the ear and mastoid process (H60-H95)
Block: H60-H62 Diseases of external ear
Parent codes: H62 › H62.4

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

H62.4 – Otitis externa in other diseases classified elsewhere

Excludes1 (not coded here):

otitis externa (in):
candidiasis (B37.84)
herpes viral [herpes simplex] (B00.1)
herpes zoster (B02.8)

Code first:

underlying disease, such as:
erysipelas (A46)
impetigo (L01.0-)

Related codes in H62.4

Frequently asked questions

What is ICD-10 code H62.40?

H62.40 is the ICD-10-CM code for otitis externa in other diseases classified elsewhere, unspecified ear, in the block H60-H62 (Diseases of external ear).

Is H62.40 a billable code?

Yes. H62.40 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does H62.40 belong to?

It belongs to category H62 – Disorders of external ear in diseases classified elsewhere.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.