2026 ICD-10-CM Diagnosis Code H95.03Recurrent cholesteatoma of postmastoidectomy cavity, bilateral ears

ICD-10-CM Codes›H60–H95›H95›H95

ICD-10-CM H95.03
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

H95.03 is a billable ICD-10-CM diagnosis code for recurrent cholesteatoma of postmastoidectomy cavity, bilateral ears. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 154 through 156. Coders also document this condition as bilateral disorder of mastoids. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Diseases of middle ear and mastoid (except otitis media) and Postprocedural or postoperative ear and/or mastoid process complication.

Code Identity

ICD-10-CM Code
H95.03
Billable Status
Yes — Valid for Submission
Code Describes
Recurrent cholesteatoma of postmastoidectomy cavity, bilateral ears
Short Description
Recurrent cholesteatoma of postmastoidectomy cavity, bi ears
Parent Code
H95.0
Recurrent cholesteatoma of postmastoidectomy cavity

Code Classification

ChapterH60–H95Diseases of the ear and mastoid process
SectionH95Intraoperative and postprocedural complications and disorders of ear and mastoid process, not elsewhere classified
CategoryH95Intraoperative and postprocedural complications and disorders of ear and mastoid process, not elsewhere classified
This CodeH95.03Recurrent cholesteatoma of postmastoidectomy cavity, bilateral ears

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Bilateral disorder of mastoids
  • Cholesteatoma of bilateral mastoids
  • Cholesteatoma of left mastoid process
  • Cholesteatoma of right mastoid
  • Mastoid cholesteatoma
  • Recurrent cholesteatoma of bilateral mastoid cavities
  • Recurrent cholesteatoma of left mastoid cavity
  • Recurrent cholesteatoma of mastoid cavity
  • Recurrent cholesteatoma of right mastoid cavity

Clinical ClassificationClinical

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

CCSR EAR002
Diseases of middle ear and mastoid (except otitis media)
Default principal diagnosis: inpatient No · outpatient No
CCSR EAR005
Postprocedural or postoperative ear and/or mastoid process complication
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Ear Infections

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.

Read the full article at MedlinePlus

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

Convert H95.03 to ICD-9-CMHistory

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

ICD-9-CM
383.32 Postmastoid cholesteatma
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 H95.03Overview

Is H95.03 (Recurrent cholesteatoma of postmastoidectomy cavity) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report recurrent cholesteatoma of postmastoidectomy cavity, bilateral ears on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does H95.03 group to?

When recurrent cholesteatoma of postmastoidectomy cavity, bilateral ears is the principal diagnosis on an inpatient stay, it groups to MS-DRG 154, 155, 156, with relative weights from 0.6911 to 1.5635 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of H95.03?

Under the General Equivalence Mappings, recurrent cholesteatoma of postmastoidectomy cavity, bilateral ears converts to ICD-9-CM 383.32 (postmastoid cholesteatma). 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.