2021 ICD-10-CM Code H00.0

Hordeolum (externum) (internum) of eyelid

Version 2021

Not Valid for Submission

ICD-10:H00.0
Short Description:Hordeolum (externum) (internum) of eyelid
Long Description:Hordeolum (externum) (internum) of eyelid

Code Classification

  • Diseases of the eye and adnexa (H00–H59)
    • Disorders of eyelid, lacrimal system and orbit (H00-H05)
      • Hordeolum and chalazion (H00)

H00.0 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of hordeolum (externum) (internum) of eyelid. 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.

Specific Coding for Hordeolum (externum) (internum) of eyelid

Non-specific codes like H00.0 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 hordeolum (externum) (internum) of eyelid:

  • NON-BILLABLE CODE - H00.01 for Hordeolum externum
  • BILLABLE CODE - Use H00.011 for Hordeolum externum right upper eyelid
  • BILLABLE CODE - Use H00.012 for Hordeolum externum right lower eyelid
  • BILLABLE CODE - Use H00.013 for Hordeolum externum right eye, unspecified eyelid
  • BILLABLE CODE - Use H00.014 for Hordeolum externum left upper eyelid
  • BILLABLE CODE - Use H00.015 for Hordeolum externum left lower eyelid
  • BILLABLE CODE - Use H00.016 for Hordeolum externum left eye, unspecified eyelid
  • BILLABLE CODE - Use H00.019 for Hordeolum externum unspecified eye, unspecified eyelid
  • NON-BILLABLE CODE - H00.02 for Hordeolum internum
  • BILLABLE CODE - Use H00.021 for Hordeolum internum right upper eyelid
  • BILLABLE CODE - Use H00.022 for Hordeolum internum right lower eyelid
  • BILLABLE CODE - Use H00.023 for Hordeolum internum right eye, unspecified eyelid
  • BILLABLE CODE - Use H00.024 for Hordeolum internum left upper eyelid
  • BILLABLE CODE - Use H00.025 for Hordeolum internum left lower eyelid
  • BILLABLE CODE - Use H00.026 for Hordeolum internum left eye, unspecified eyelid
  • BILLABLE CODE - Use H00.029 for Hordeolum internum unspecified eye, unspecified eyelid
  • NON-BILLABLE CODE - H00.03 for Abscess of eyelid
  • BILLABLE CODE - Use H00.031 for Abscess of right upper eyelid
  • BILLABLE CODE - Use H00.032 for Abscess of right lower eyelid
  • BILLABLE CODE - Use H00.033 for Abscess of eyelid right eye, unspecified eyelid
  • BILLABLE CODE - Use H00.034 for Abscess of left upper eyelid
  • BILLABLE CODE - Use H00.035 for Abscess of left lower eyelid
  • BILLABLE CODE - Use H00.036 for Abscess of eyelid left eye, unspecified eyelid
  • BILLABLE CODE - Use H00.039 for Abscess of eyelid unspecified eye, unspecified eyelid

Information for Patients


Eyelid Disorders

Your eyelids help protect your eyes. When you blink, your eyelids spread moisture over your eyes. Blinking also helps move dirt or other particles off the surface of the eye. You close your eyelids when you see something coming toward your eyes. This can help protect against injuries.

Like most other parts of your body, your eyelids can get infected, inflamed, or even develop cancer. There are also specific eyelid problems, including

Treatment of eyelid problems depends on the cause.


[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)