2027 ICD-10-CM Diagnosis Code H83.13Labyrinthine fistula, bilateral

ICD-10-CM Codes›H60–H95›H80-H83›H83

ICD-10-CM H83.13
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

H83.13 is a billable ICD-10-CM diagnosis code for labyrinthine fistula, bilateral. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 154 through 156. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Diseases of inner ear and related conditions.

Code Identity

ICD-10-CM Code
H83.13
Billable Status
Yes — Valid for Submission
Code Describes
Labyrinthine fistula, bilateral
Short Description
Labyrinthine fistula, bilateral
Same as the full description in the CMS dataset.
Parent Code
H83.1
Labyrinthine fistula

Code Classification

ChapterH60–H95Diseases of the ear and mastoid process
SectionH80-H83Diseases of inner ear
CategoryH83Other diseases of inner ear
This CodeH83.13Labyrinthine fistula, bilateral

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to H83.13: its own notes plus those printed at Chapter 8. A note printed at a category, block or chapter applies to every code under it.

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 8 (H60-H95) Diseases of the ear and mastoid process applies to 653 codes
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Notes

General instructions on how these codes are used.

From Chapter 8 (H60-H95) Diseases of the ear and mastoid process applies to 653 codes
  • Use an external cause code following the code for the ear condition, if applicable, to identify the cause of the ear condition

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Clinical ClassificationClinical

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

CCSR EAR003
Diseases of inner ear and related conditions
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Perilymphatic Fistula

    an abnormal connection between inner ear and the surrounding structures, resulting in a leakage of the perilymph. it is most common in a whiplash-type head trauma injury. perilymph or labyrinthine fistulas may result in dizziness and/or intermittent hearing loss.

Patient EducationClinical

Dizziness and Vertigo

Dizziness and vertigo are not the same thing, but they are often mixed up.

The full article covers:

  • What is dizziness and vertigo?
  • What causes dizziness and vertigo?
  • How is the cause of dizziness and vertigo diagnosed?
  • What are the treatments for dizziness and vertigo?

Read the full article at MedlinePlus

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

Convert H83.13 to ICD-9-CMHistory

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

ICD-9-CM
386.40 Labyrinthine fistula NOS
Approximate The match is approximate rather than exact.
ICD-9-CM
386.41 Round window fistula
Approximate The match is approximate rather than exact.
ICD-9-CM
386.42 Oval window fistula
Approximate The match is approximate rather than exact.
ICD-9-CM
386.43 Semicircul canal fistula
Approximate The match is approximate rather than exact.
ICD-9-CM
386.48 Labyrinth fistula comb
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 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About H83.13Overview

What is the ICD-10 code for labyrinthine fistula, bilateral?

The ICD-10-CM code for labyrinthine fistula, bilateral is H83.13 (sometimes written as H8313). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is H83.13 (Labyrinthine fistula) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report labyrinthine fistula, bilateral on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does H83.13 group to?

When labyrinthine fistula, bilateral is the principal diagnosis on an inpatient stay, it groups to MS-DRG 156, 155, 154, with relative weights from 0.6656 to 1.5916 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of H83.13?

Under the General Equivalence Mappings, labyrinthine fistula, bilateral converts to ICD-9-CM 386.40 (labyrinthine fistula NOS), 386.41 (round window fistula), and 386.42 (oval window fistula). The mapping is approximate, so confirm the match fits the documentation.