H01.01

Non-Billable
ChapterH00–H59
Ranksubcategory
Official Description

Ulcerative blepharitis

Metadata & Insights
  • 2026 ICD-10-CM Edition - Effective October 1, 2025.
  • Non-billable category (requires more specific sub-code).
  • Chapter 7: Diseases of the Eye and Adnexa (H00-H59).
General instructions are available for the parent sections:

Clinical Hierarchy

CH7Diseases of the eye and adnexa (H00-H59)
H00-H05Disorders of eyelid, lacrimal system and orbit (H00-H05)
H01Other inflammation of eyelid
H01.0Blepharitis
H01.01Ulcerative blepharitis
H01.011Ulcerative blepharitis right upper eyelid
H01.012Ulcerative blepharitis right lower eyelid
H01.013Ulcerative blepharitis right eye, unspecified eyelid
H01.014Ulcerative blepharitis left upper eyelid
H01.015Ulcerative blepharitis left lower eyelid
H01.016Ulcerative blepharitis left eye, unspecified eyelid
H01.019Ulcerative blepharitis unspecified eye, unspecified eyelid
H01.01AUlcerative blepharitis right eye, upper and lower eyelids
H01.01BUlcerative blepharitis left eye, upper and lower eyelids

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to H01.01:

subcategoryH01.0
Blepharitis
View context instructions
blockH00-H05
Disorders of eyelid, lacrimal system and orbit (H00-H05)
View context instructions
chapterCH7
Diseases of the eye and adnexa (H00-H59)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to H01.01. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

9 raw paths

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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