2021 ICD-10-CM Code H34.23

Retinal artery branch occlusion

Version 2021

Not Valid for Submission

H34.23 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of retinal artery branch occlusion. The code is not specific and is NOT valid for the year 2021 for the submission of HIPAA-covered transactions. Category or Header define the heading of a category of codes that may be further subdivided by the use of 4th, 5th, 6th or 7th characters.

ICD-10:H34.23
Short Description:Retinal artery branch occlusion
Long Description:Retinal artery branch occlusion

Code Classification

Specific Coding for Retinal artery branch occlusion

Non-specific codes like H34.23 require more digits to indicate the appropriate level of specificity. Consider using any of the following ICD-10 codes with a higher level of specificity when coding for retinal artery branch occlusion:

  • BILLABLE CODE - Use H34.231 for Retinal artery branch occlusion, right eye
  • BILLABLE CODE - Use H34.232 for Retinal artery branch occlusion, left eye
  • BILLABLE CODE - Use H34.233 for Retinal artery branch occlusion, bilateral
  • BILLABLE CODE - Use H34.239 for Retinal artery branch occlusion, unspecified eye

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code H34.23 are found in the index:

Information for Patients


Retinal Disorders

The retina is a layer of tissue in the back of your eye that senses light and sends images to your brain. In the center of this nerve tissue is the macula. It provides the sharp, central vision needed for reading, driving and seeing fine detail.

Retinal disorders affect this vital tissue. They can affect your vision, and some can be serious enough to cause blindness. Examples are

NIH: National Eye Institute


[Learn More in MedlinePlus]

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018
  • FY 2017 - No Change, effective from 10/1/2016 through 9/30/2017
  • FY 2016 - New Code, effective from 10/1/2015 through 9/30/2016 (First year ICD-10-CM implemented into the HIPAA code set)