---
title: "ICD-10-CM H66.40: Suppurative otitis media, unspecified… | BillingBrief"
description: "ICD-10-CM code H66.40: Suppurative otitis media, unspecified, unspecified ear. Category, related codes, and the official source, in plain English."
canonical: "https://billingbrief.com/icd10/h66.40/"
language: "en"
---

# H66.40 Suppurative otitis media, unspecified, unspecified ear

ICD-10-CM · [CMS code reference](#source)

**Official ICD-10-CM description:** Suppurative otitis media, unspecified, unspecified ear

## Related codes

-   [`H66.001` Acute suppurative otitis media without spontaneous rupture of ear drum, right ear ICD-10-CM](https://billingbrief.com/icd10/h66.001/)
-   [`H66.002` Acute suppurative otitis media without spontaneous rupture of ear drum, left ear ICD-10-CM](https://billingbrief.com/icd10/h66.002/)
-   [`H66.003` Acute suppurative otitis media without spontaneous rupture of ear drum, bilateral ICD-10-CM](https://billingbrief.com/icd10/h66.003/)
-   [`H66.004` Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, right… ICD-10-CM](https://billingbrief.com/icd10/h66.004/)
-   [`H66.005` Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent, left… ICD-10-CM](https://billingbrief.com/icd10/h66.005/)
-   [`H66.006` Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent… ICD-10-CM](https://billingbrief.com/icd10/h66.006/)
-   [`H66.007` Acute suppurative otitis media without spontaneous rupture of ear drum, recurrent… ICD-10-CM](https://billingbrief.com/icd10/h66.007/)
-   [`H66.009` Acute suppurative otitis media without spontaneous rupture of ear drum, unspecified ear ICD-10-CM](https://billingbrief.com/icd10/h66.009/)

## Common questions

### Is H66.40 a billable code?

Yes. H66.40 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

H66 Suppurative and unspecified otitis media

Chapter

Diseases of the ear and mastoid process

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).