2026 ICD-10-CM Diagnosis Code H65.413Chronic allergic otitis media, bilateral

ICD-10-CM Codes›H60–H95›H65-H75›H65

ICD-10-CM H65.413
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

H65.413 is a billable ICD-10-CM diagnosis code for chronic allergic otitis media, bilateral. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 152 through 153. Coders also document this condition as bilateral chronic allergic otitis media of middle ears. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Allergic reactions and Otitis media.

This medical diagnosis code is frequently used in Pediatrics medical specialties to designate conditions such other chronic nonsuppurative otitis media.

Code Identity

ICD-10-CM Code
H65.413
Billable Status
Yes — Valid for Submission
Code Describes
Chronic allergic otitis media, bilateral
Short Description
Chronic allergic otitis media, bilateral
Same as the full description in the CMS dataset.
Parent Code
H65.41
Chronic allergic otitis media

Code Classification

ChapterH60–H95Diseases of the ear and mastoid process
SectionH65-H75Diseases of middle ear and mastoid
CategoryH65Nonsuppurative otitis media
This CodeH65.413Chronic allergic otitis media, bilateral

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Bilateral chronic allergic otitis media of middle ears
  • Chronic allergic otitis media
  • Left chronic allergic otitis media
  • Right chronic allergic otitis media

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR INJ031
Allergic reactions
Default principal diagnosis: inpatient No · outpatient No
CCSR EAR001
Otitis media
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Allergy

An allergy is a reaction by your immune system to something that does not bother most other people. People who have allergies often are sensitive to more than one thing. Substances that often cause reactions are:

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert H65.413 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
381.3 Chr nonsup OM NOS/NEC
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About H65.413Overview

Is H65.413 (Chronic allergic otitis media) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report chronic allergic otitis media, bilateral on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does H65.413 group to?

When chronic allergic otitis media, bilateral is the principal diagnosis on an inpatient stay, it groups to MS-DRG 152, 153, with relative weights from 0.7382 to 1.1822 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of H65.413?

Under the General Equivalence Mappings, chronic allergic otitis media, bilateral converts to ICD-9-CM 381.3 (chr nonsup OM NOS/NEC). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.