H11.431 Conjunctival hyperemia, right eye

Billable ICD-10-CM code, FY2026.

Applies from H11 Other disorders of conjunctiva

Excludes1 (never code together)

• keratoconjunctivitis (H16.2-)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 372.71 Hyperemia of conjunctiva (approximate)

Nearby codes

• H11.421 Conjunctival edema, right eye
• H11.422 Conjunctival edema, left eye
• H11.423 Conjunctival edema, bilateral
• H11.429 Conjunctival edema, unspecified eye
• H11.43 Conjunctival hyperemia
• H11.431 Conjunctival hyperemia, right eye (this code)
• H11.432 Conjunctival hyperemia, left eye
• H11.433 Conjunctival hyperemia, bilateral
• H11.439 Conjunctival hyperemia, unspecified eye
• H11.44 Conjunctival cysts
• H11.441 Conjunctival cysts, right eye