2021 ICD-10-CM Code H40.52

Glaucoma secondary to other eye disorders, left eye

Version 2021

Not Valid for Submission

H40.52 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of glaucoma secondary to other eye disorders, left eye. 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:H40.52
Short Description:Glaucoma secondary to other eye disorders, left eye
Long Description:Glaucoma secondary to other eye disorders, left eye

Code Classification

Specific Coding for Glaucoma secondary to other eye disorders, left eye

Non-specific codes like H40.52 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 glaucoma secondary to other eye disorders, left eye:

  • BILLABLE CODE - Use H40.52X0 for stage unspecified
  • BILLABLE CODE - Use H40.52X1 for mild stage
  • BILLABLE CODE - Use H40.52X2 for moderate stage
  • BILLABLE CODE - Use H40.52X3 for severe stage
  • BILLABLE CODE - Use H40.52X4 for indeterminate stage

Information for Patients


Glaucoma

Glaucoma is a group of diseases that can damage the eye's optic nerve. It is a leading cause of blindness in the United States. It usually happens when the fluid pressure inside the eyes slowly rises, damaging the optic nerve. Often there are no symptoms at first. Without treatment, people with glaucoma will slowly lose their peripheral, or side vision. They seem to be looking through a tunnel. Over time, straight-ahead vision may decrease until no vision remains.

A comprehensive eye exam can tell if you have glaucoma. People at risk should get eye exams at least every two years. They include

There is no cure, but glaucoma can usually be controlled. Early treatment can help protect your eyes against vision loss. Treatments usually include prescription eyedrops and/or surgery.

NIH: National Eye Institute


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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)