2021 ICD-10-CM Code L73

Other follicular disorders

Version 2021

Not Valid for Submission

L73 is a non-specific and non-billable diagnosis code code, consider using a code with a higher level of specificity for a diagnosis of other follicular disorders. 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:L73
Short Description:Other follicular disorders
Long Description:Other follicular disorders

Code Classification

Specific Coding for Other follicular disorders

Non-specific codes like L73 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 other follicular disorders:

  • BILLABLE CODE - Use L73.0 for Acne keloid
  • BILLABLE CODE - Use L73.1 for Pseudofolliculitis barbae
  • BILLABLE CODE - Use L73.2 for Hidradenitis suppurativa
  • BILLABLE CODE - Use L73.8 for Other specified follicular disorders
  • BILLABLE CODE - Use L73.9 for Follicular disorder, unspecified

Information for Patients


Skin Conditions

Also called: Cutaneous disorders, Dermatologic disorders

Your skin is your body's largest organ. It covers and protects your body. Your skin

Anything that irritates, clogs, or inflames your skin can cause symptoms such as redness, swelling, burning, and itching. Allergies, irritants, your genetic makeup, and certain diseases and immune system problems can cause rashes, hives, and other skin conditions. Many skin problems, such as acne, also affect your appearance.

NIH: National Institute of Arthritis and Musculoskeletal and Skin Diseases


[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)