H66.3

Non-billable

Other chronic suppurative otitis media

H66.3 is the ICD-10-CM code for Other chronic suppurative otitis media. It is a non-billable category code — use a more specific child code such as H66.3X for billing.

Status
Header (non-billable)
Chapter
H60-H95
Parent
H66
Subcodes
1
Edition
FY2026

H60-H95 Diseases of the ear and mastoid process

What this means — in plain language

MedlinePlus · NIH

Ear infections are the most common reason parents bring their child to a doctor. Three out of four children will have at least one ear infection by their third birthday. Adults can also get ear infections, but they are less common. The infection usually affects the middle ear and is called otitis media. The tubes inside the ears become clogged with fluid and mucus. This can affect hearing, because sound cannot get…

Read more about Ear Infections at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Chronic suppurative otitis media NOS

Excludes1 — not coded here

  • tuberculous otitis media (A18.6)

Use additional code

  • code for any associated perforated tympanic membrane (H72.-)

Frequently asked questions

What is ICD-10 code H66.3?
H66.3 is the ICD-10-CM code for "Other chronic suppurative otitis media". It falls under H60-H95 Diseases of the ear and mastoid process.
Is H66.3 a billable code?
No — H66.3 is a non-billable header code. Use a more specific child code (such as H66.3X) for billing.
What are the subcodes of H66.3?
H66.3 has 1 more specific child code, including H66.3X.
What is excluded from H66.3?
Excludes1 (not coded here): tuberculous otitis media (A18.6).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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