2021 ICD-10-CM Code H31.099

Other chorioretinal scars, unspecified eye

Version 2021

Valid for Submission

ICD-10:H31.099
Short Description:Other chorioretinal scars, unspecified eye
Long Description:Other chorioretinal scars, unspecified eye

Code Classification

  • Diseases of the eye and adnexa (H00–H59)
    • Disorders of choroid and retina (H30-H36)
      • Other disorders of choroid (H31)

H31.099 is a billable diagnosis code used to specify a medical diagnosis of other chorioretinal scars, unspecified eye. The code H31.099 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.

The ICD-10-CM code H31.099 might also be used to specify conditions or terms like cryotherapy burn to retina, disseminated chorioretinal scars, injury of retina, peripheral chorioretinal scar, postinflammatory chorioretinal scar , postinflammatory choroid scar, etc.

Unspecified diagnosis codes like H31.099 are acceptable when clinical information is unknown or not available about a particular condition. Although a more specific code is preferable, unspecified codes should be used when such codes most accurately reflect what is known about a patient's condition. Specific diagnosis codes should not be used if not supported by the patient's medical record.

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Convert H31.099 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code H31.099 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

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)