2022 ICD-10-CM Code H01.00A

Unspecified blepharitis right eye, upper and lower eyelids

Version 2021

Valid for Submission

ICD-10:H01.00A
Short Description:Unspecified blepharitis right eye, upper and lower eyelids
Long Description:Unspecified blepharitis right eye, upper and lower eyelids

Code Classification

  • Diseases of the eye and adnexa (H00–H59)
    • Disorders of eyelid, lacrimal system and orbit (H00-H05)
      • Other inflammation of eyelid (H01)

H01.00A is a billable diagnosis code used to specify a medical diagnosis of unspecified blepharitis right eye, upper and lower eyelids. The code H01.00A is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.

The ICD-10-CM code H01.00A might also be used to specify conditions or terms like blepharitis of right lower eyelid, blepharitis of right upper and lower eyelids or blepharitis of right upper eyelid.

Unspecified diagnosis codes like H01.00A 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.

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 H01.00A are found in the index:

Approximate Synonyms

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

Replacement Code

H0100A replaces the following previously assigned ICD-10 code(s):

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