All ICD10 Codes

H74.399

Billable
ChapterH60–H95
Ranksubcategory
Official Description

Other acquired abnormalities of ear ossicles, unspecified 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 H74 Notes

Clinical Hierarchy

CH8Diseases of the ear and mastoid process (H60-H95)
H65-H75Diseases of middle ear and mastoid (H65-H75)
H74Other disorders of middle ear mastoid
H74.3Other acquired abnormalities of ear ossicles
H74.39Other acquired abnormalities of ear ossicles
H74.399Other acquired abnormalities of ear ossicles, unspecified ear

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H74.399:

categoryH74
Other disorders of middle ear mastoid
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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