H70.891

Billable
ChapterH60–H95
Ranksubcategory
Official Description

Other mastoiditis and related conditions, right ear

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 8: Diseases of the Ear and Mastoid Process (H60-H95).
General instructions are available for the parent sections:
View CH8 NotesView H70.8 Notes

Clinical Hierarchy

CH8Diseases of the ear and mastoid process (H60-H95)
H65-H75Diseases of middle ear and mastoid (H65-H75)
H70Mastoiditis and related conditions
H70.8Other mastoiditis and related conditions
H70.89Other mastoiditis and related conditions
H70.891Other mastoiditis and related conditions, right ear

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H70.891:

subcategoryH70.8
Other mastoiditis and related conditions
View context instructions
chapterCH8
Diseases of the ear and mastoid process (H60-H95)
View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 154
Other Ear, Nose, Mouth and Throat Diagnoses with MCC
DRG 155
Other Ear, Nose, Mouth and Throat Diagnoses with CC
DRG 156
Other Ear, Nose, Mouth and Throat Diagnoses without CC/MCC

Cross Reference

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