2026 ICD-10-CM Diagnosis Code H43.813Vitreous degeneration, bilateral

ICD-10-CM Codes›H00–H59›H43-H44›H43

ICD-10-CM H43.813
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

H43.813 is a billable ICD-10-CM diagnosis code for vitreous degeneration, bilateral. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 124 through 125. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Retinal and vitreous conditions.

Code Identity

ICD-10-CM Code
H43.813
Billable Status
Yes — Valid for Submission
Code Describes
Vitreous degeneration, bilateral
Short Description
Vitreous degeneration, bilateral
Same as the full description in the CMS dataset.
Parent Code
H43.81
Vitreous degeneration

Code Classification

ChapterH00–H59Diseases of the eye and adnexa
SectionH43-H44Disorders of vitreous body and globe
CategoryH43Disorders of vitreous body
This CodeH43.813Vitreous degeneration, bilateral

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Bilateral posterior vitreous detachment
  • Bilateral vitreous degeneration of eyes
  • Bilateral vitreous detachment
  • Degeneration of posterior vitreous body
  • Posterior vitreous degeneration of bilateral eyes
  • Posterior vitreous detachment
  • Posterior vitreous detachment of left eye
  • Posterior vitreous detachment of right eye
  • Vitreous detachment of left eye
  • Vitreous detachment of right eye

Clinical ClassificationClinical

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

CCSR EYE005
Retinal and vitreous conditions
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Eye Diseases

Even if your eyes feel healthy, you could have a problem and not know it. That's why regular eye exams are so important. Refractive errors are the most common type of vision problem that makes it hard to see clearly. But some eye conditions or diseases don't have any symptoms and can lead to a permanent loss of vision.

The full article covers:

  • What diseases can affect the eye?
  • What are the symptoms of eye diseases?
  • Who is more likely to develop eye diseases?
  • What are the treatments for eye diseases?
  • Can eye diseases be prevented?

Read the full article at MedlinePlus

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

Convert H43.813 to ICD-9-CMHistory

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

ICD-9-CM
379.21 Vitreous degeneration
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 H43.813Overview

Is H43.813 (Vitreous degeneration) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report vitreous degeneration, bilateral on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does H43.813 group to?

When vitreous degeneration, bilateral is the principal diagnosis on an inpatient stay, it groups to MS-DRG 124, 125, with relative weights from 0.7678 to 1.3231 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of H43.813?

Under the General Equivalence Mappings, vitreous degeneration, bilateral converts to ICD-9-CM 379.21 (vitreous degeneration). 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.