H01.012 Ulcerative blepharitis right lower eyelid

Billable ICD-10-CM code, FY2026.

Applies from H01.0 Blepharitis

Excludes1 (never code together)

• blepharoconjunctivitis (H10.5-)

MS-DRG index

Defines the logic of DRG(s) 124-125 in MDC 02.

Approximate ICD-9-CM (GEMs)

• 373.01 Ulcerative blepharitis (approximate)

Diagnosis Index entries for H01.012

• Blepharitis (angularis) (ciliaris) (eyelid) (marginal) (nonulcerative) › ulcerative › right › lower

Nearby codes

• H01.009 Unspecified blepharitis unspecified eye, unspecified eyelid
• H01.00A Unspecified blepharitis right eye, upper and lower eyelids
• H01.00B Unspecified blepharitis left eye, upper and lower eyelids
• H01.01 Ulcerative blepharitis
• H01.011 Ulcerative blepharitis right upper eyelid
• H01.012 Ulcerative blepharitis right lower eyelid (this code)
• H01.013 Ulcerative blepharitis right eye, unspecified eyelid
• H01.014 Ulcerative blepharitis left upper eyelid
• H01.015 Ulcerative blepharitis left lower eyelid
• H01.016 Ulcerative blepharitis left eye, unspecified eyelid
• H01.019 Ulcerative blepharitis unspecified eye, unspecified eyelid