L73 - Other follicular disorders

Version 2023
ICD-10:L73
Short Description:Other follicular disorders
Long Description:Other follicular disorders
Status: Not Valid for Submission
Version:ICD-10-CM 2023
Code Classification:
  • Diseases of the skin and subcutaneous tissue (L00–L99)
    • Disorders of skin appendages (L60-L75)
      • Other follicular disorders (L73)

L73 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 other follicular disorders. 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.

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

Patient Education


Skin Conditions

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


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Code History