H10.821 Rosacea conjunctivitis, right eye

Billable ICD-10-CM code, FY2026.

Applies from H10 Conjunctivitis

Excludes1 (never code together)

• keratoconjunctivitis (H16.2-)

Applies from H10.82 Rosacea conjunctivitis

Code first

• underlying rosacea dermatitis (L71.-)

MS-DRG index

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

Nearby codes

• H10.811 Pingueculitis, right eye
• H10.812 Pingueculitis, left eye
• H10.813 Pingueculitis, bilateral
• H10.819 Pingueculitis, unspecified eye
• H10.82 Rosacea conjunctivitis
• H10.821 Rosacea conjunctivitis, right eye (this code)
• H10.822 Rosacea conjunctivitis, left eye
• H10.823 Rosacea conjunctivitis, bilateral
• H10.829 Rosacea conjunctivitis, unspecified eye
• H10.89 Other conjunctivitis
• H10.9 Unspecified conjunctivitis