H16.03 - Corneal ulcer with hypopyon

Version 2023
ICD-10:H16.03
Short Description:Corneal ulcer with hypopyon
Long Description:Corneal ulcer with hypopyon
Status: Not Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Diseases of the eye and adnexa (H00–H59)
    • Disorders of sclera, cornea, iris and ciliary body (H15-H22)
      • Keratitis (H16)

H16.03 is a non-specific and non-billable ICD-10 code code, consider using a code with a higher level of specificity for a diagnosis of corneal ulcer with hypopyon. The code is not specific and is NOT valid for the year 2023 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.

Clinical Information

Specific Coding for Corneal ulcer with hypopyon

Non-specific codes like H16.03 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 corneal ulcer with hypopyon:

  • BILLABLE CODE - Use H16.031 for Corneal ulcer with hypopyon, right eye
  • BILLABLE CODE - Use H16.032 for Corneal ulcer with hypopyon, left eye
  • BILLABLE CODE - Use H16.033 for Corneal ulcer with hypopyon, bilateral
  • BILLABLE CODE - Use H16.039 for Corneal ulcer with hypopyon, unspecified eye

Index to Diseases and Injuries References

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 this diagnosis code are found in the injuries and diseases index:

Patient Education


Corneal Disorders

Your cornea is the outermost layer of your eye. It is clear and shaped like a dome. The cornea helps to shield the rest of the eye from germs, dust, and other harmful matter. It also helps your eye to focus. If you wear contact lenses, they float on top of your corneas.

Problems with the cornea include:

Treatments of corneal disorders include medicines, corneal transplantation, and corneal laser surgery.

NIH: National Eye Institute


[Learn More in MedlinePlus]

Code History