2026 ICD-10-CM Diagnosis Code H11Other disorders of conjunctiva

ICD-10-CM Codes›H00–H59›H10-H11›H11

ICD-10-CM H11
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

H11 is a non-billable ICD-10-CM category code for other disorders of conjunctiva, so it cannot be submitted on claims. Use a more specific code from this category instead, such as H11.001, H11.002, H11.003, and H11.009.

Code Identity

ICD-10-CM Code
H11
Billable Status
No — Non-Billable Category
Code Describes
Other disorders of conjunctiva
Chapter
H10-H11
Disorders of conjunctiva

Code Classification

ChapterH00–H59Diseases of the eye and adnexa
SectionH10-H11Disorders of conjunctiva
CategoryH11Other disorders of conjunctiva
This CodeH11Other disorders of conjunctiva

Specific Coding for Other disorders of conjunctivaOverview

Non-specific codes like H11 require more characters. Use one of these billable codes instead:

  • H11.0 for Pterygium of eye

  • H11.00 for Unspecified pterygium of eye

  • H11.01 for Amyloid pterygium

  • H11.02 for Central pterygium of eye

  • H11.03 for Double pterygium of eye

  • H11.04 for Peripheral pterygium of eye, stationary

  • H11.05 for Peripheral pterygium of eye, progressive

  • H11.06 for Recurrent pterygium of eye

  • H11.1 for Conjunctival degenerations and deposits

  • Use H11.10 for Unspecified conjunctival degenerations

  • H11.11 for Conjunctival deposits

  • H11.12 for Conjunctival concretions

  • H11.13 for Conjunctival pigmentations

  • H11.14 for Conjunctival xerosis, unspecified

  • H11.15 for Pinguecula

  • H11.2 for Conjunctival scars

  • H11.21 for Conjunctival adhesions and strands (localized)

  • H11.22 for Conjunctival granuloma

  • H11.23 for Symblepharon

  • H11.24 for Scarring of conjunctiva

  • H11.3 for Conjunctival hemorrhage

  • Use H11.30 for Conjunctival hemorrhage, unspecified eye

  • Use H11.31 for Conjunctival hemorrhage, right eye

  • Use H11.32 for Conjunctival hemorrhage, left eye

  • Use H11.33 for Conjunctival hemorrhage, bilateral

  • H11.4 for Other conjunctival vascular disorders and cysts

  • H11.41 for Vascular abnormalities of conjunctiva

  • H11.42 for Conjunctival edema

  • H11.43 for Conjunctival hyperemia

  • H11.44 for Conjunctival cysts

  • H11.8 for Other specified disorders of conjunctiva

  • H11.81 for Pseudopterygium of conjunctiva

  • H11.82 for Conjunctivochalasis

  • Use H11.89 for Other specified disorders of conjunctiva

  • Use H11.9 for Unspecified disorder of conjunctiva

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • keratoconjunctivitis H16.2

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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 H11Overview

Is H11 (Other disorders of conjunctiva) a billable code?

No. This is a category header that groups the codes for other disorders of conjunctiva, and headers cannot be submitted on claims. Claims for other disorders of conjunctiva need a more specific code from this category, such as H11.001, H11.002, and H11.003.