387.9 OTOSCLEROSIS NOS

Home > ICD-9 List > Diseases of the sense organs > Diseases of the ear and mastoid process (380-389) > 387 Otosclerosis > 387.9

Code Information

Diagnosis Code: 387.9

Short Description: Otosclerosis NOS

Long Description: Otosclerosis, unspecified

Code Classification:

Diseases of the sense organs (360–389)
- Diseases of the ear and mastoid process (380-389)
  - 387 Otosclerosis
    - 387.9 Otosclerosis NOS

Code Version: 2015 ICD-9-CM

References to Index of Diseases and Injuries

The code 387.9 has the following ICD-9-CM references to the Index of Diseases and Injuries

Ossification
- ear 380.39
  - middle (see also Otosclerosis) 387.9

Otitis 382.9
- insidiosa (see also Otosclerosis) 387.9

Otoporosis (see also Otosclerosis) 387.9

Otosclerosis (general) 387.9
- cochlear (endosteal) 387.2
- involving
  - otic capsule 387.2
  - oval window
    - nonobliterative 387.0
    - obliterative 387.1
  - round window 387.2
- nonobliterative 387.0
- obliterative 387.1
- specified type NEC 387.8

Otospongiosis (see also Otosclerosis) 387.9

Crosswalk Information

The code 387.9 converts into the following ICD-10 code(s):

ICD-9 Code		ICD-10 Code	ICD-10 Description
387.9		H80.93	Unspecified otosclerosis, bilateral

This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code	ICD-9 Description
387.0	Otosclerosis involving oval window, nonobliterative
387.1	Otosclerosis involving oval window, obliterative
387.2	Cochlear otosclerosis
387.8	Other otosclerosis

This page was last updated on: 10/1/2014

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