H34.10 Central retinal artery occlusion, unspecified eye

Billable ICD-10-CM code, FY2026. Acts as a Complication or Comorbidity (CC) as a secondary diagnosis.

Applies from H34 Retinal vascular occlusions

Excludes1 (never code together)

• amaurosis fugax (G45.3)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• 362.31 Central retinal artery occlusion (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Unspecified code (laterality): Unspecified codes for which a more specific code identifying laterality (right, left, bilateral) exists within the same code family.

Code annotations containing back-references to H34.10

Back-references to H34

• Type 2 Excludes: I74 Arterial embolism and thrombosis ("ophthalmic embolism and thrombosis (H34.-)")
• Type 2 Excludes: I74 Arterial embolism and thrombosis ("retinal embolism and thrombosis (H34.-)")

Nearby codes

• H34.00 Transient retinal artery occlusion, unspecified eye
• H34.01 Transient retinal artery occlusion, right eye
• H34.02 Transient retinal artery occlusion, left eye
• H34.03 Transient retinal artery occlusion, bilateral
• H34.1 Central retinal artery occlusion
• H34.10 Central retinal artery occlusion, unspecified eye (this code)
• H34.11 Central retinal artery occlusion, right eye
• H34.12 Central retinal artery occlusion, left eye
• H34.13 Central retinal artery occlusion, bilateral
• H34.2 Other retinal artery occlusions
• H34.21 Partial retinal artery occlusion