ICD-10-CM H34: Retinal vascular occlusions

ICD-10-CM Diagnosis Code (2025)

Official Description for H34

Retinal vascular occlusions

Coding Notes & Guidelines for H34

Excludes1: Not Coded Here

amaurosis fugax (G45.3)

Inclusion Terms
  • Hollenhorst's plaque
  • Retinal microembolism
Inclusion Terms
  • Incipient retinal vein occlusion
  • Partial retinal vein occlusion
7th Character Guidance

One of the following 7th characters is to be assigned to codes in subcategory H34.81 to designate the severity of the occlusion:

7th Character Guidance

One of the following 7th characters is to be assigned to codes in subcategory H34.83 to designate the severity of the occlusion:

Child Codes (More Specific Codes for H34):

H34.0 - Transient retinal artery occlusion 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 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 H34.211 - Partial retinal artery occlusion, right eye H34.212 - Partial retinal artery occlusion, left eye H34.213 - Partial retinal artery occlusion, bilateral H34.219 - Partial retinal artery occlusion, unspecified eye H34.23 - Retinal artery branch occlusion H34.231 - Retinal artery branch occlusion, right eye H34.232 - Retinal artery branch occlusion, left eye H34.233 - Retinal artery branch occlusion, bilateral H34.239 - Retinal artery branch occlusion, unspecified eye H34.8 - Other retinal vascular occlusions H34.81 - Central retinal vein occlusion H34.811 - Central retinal vein occlusion, right eye H34.812 - Central retinal vein occlusion, left eye H34.813 - Central retinal vein occlusion, bilateral H34.819 - Central retinal vein occlusion, unspecified eye H34.82 - Venous engorgement H34.821 - Venous engorgement, right eye H34.822 - Venous engorgement, left eye H34.823 - Venous engorgement, bilateral H34.829 - Venous engorgement, unspecified eye H34.83 - Tributary (branch) retinal vein occlusion H34.831 - Tributary (branch) retinal vein occlusion, right eye H34.832 - Tributary (branch) retinal vein occlusion, left eye H34.833 - Tributary (branch) retinal vein occlusion, bilateral H34.839 - Tributary (branch) retinal vein occlusion, unspecified eye H34.9 - Unspecified retinal vascular occlusion

About ICD-10-CM Code H34 (Retinal vascular occlusions)

ICD-10-CM code H34 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM H34 became effective on October 1, 2024.

This page provides detailed information about H34 - Retinal vascular occlusions. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Retinal vascular occlusions.