2021 ICD-10-CM Code L73.9
Follicular disorder, unspecified
Valid for Submission
L73.9 is a billable diagnosis code used to specify a medical diagnosis of follicular disorder, unspecified. The code L73.9 is valid during the fiscal year 2021 from October 01, 2020 through September 30, 2021 for the submission of HIPAA-covered transactions.
The ICD-10-CM code L73.9 might also be used to specify conditions or terms like acute folliculitis, agminate folliculitis, bacterial folliculitis, chronic folliculitis, disorder of sebaceous gland , folliculitis, etc.
Unspecified diagnosis codes like L73.9 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.
| ICD-10: | L73.9 |
| Short Description: | Follicular disorder, unspecified |
| Long Description: | Follicular disorder, unspecified |
Code Classification
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 L73.9 are found in the index:
- - Disease, diseased - See Also: Syndrome;
- - hair (color) (shaft) - L67.9
- - follicles - L73.9
- - sebaceous glands - L73.9
- - hair (color) (shaft) - L67.9
- - Disorder (of) - See Also: Disease;
- - follicular (skin) - L73.9
- - Folliculitis (superficial) - L73.9
Approximate Synonyms
The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:
- Acute folliculitis
- Agminate folliculitis
- Bacterial folliculitis
- Chronic folliculitis
- Disorder of sebaceous gland
- Folliculitis
- Folliculitis of lids
- Gram-negative folliculitis
- Hair follicle disorder
- Malassezia folliculitis
- Nodular folliculitis
- Nuchal folliculitis
- Pseudomonas aeruginosa folliculitis
- Superficial folliculitis
- Superficial folliculitis caused by bacterium
Diagnostic Related Groups - MS-DRG Mapping
The ICD-10 code L73.9 is grouped in the following groups for version MS-DRG V38.0 What are Diagnostic Related Groups?
The Diagnostic Related Groups (DRGs) are a patient classification scheme which provides a means of relating the type of patients a hospital treats. The DRGs divides all possible principal diagnoses into mutually exclusive principal diagnosis areas referred to as Major Diagnostic Categories (MDC). applicable from 10/01/2020 through 09/30/2021.
Convert L73.9 to ICD-9 Code
The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code L73.9 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.
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
- Holds body fluids in, preventing dehydration
- Keeps harmful microbes out, preventing infections
- Helps you feel things like heat, cold, and pain
- Keeps your body temperature even
- Makes vitamin D when the sun shines on it
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
- Acrodermatitis (Medical Encyclopedia)
- Cryotherapy (Medical Encyclopedia)
- Cutaneous skin tags (Medical Encyclopedia)
- Dry skin -- self-care (Medical Encyclopedia)
- Erythema multiforme (Medical Encyclopedia)
- Granuloma annulare (Medical Encyclopedia)
- Keratosis pilaris (Medical Encyclopedia)
- Lichen planus (Medical Encyclopedia)
- Milia (Medical Encyclopedia)
- Sebaceous cyst (Medical Encyclopedia)
- Seborrheic keratosis (Medical Encyclopedia)
- Skin lesion removal (Medical Encyclopedia)
- Skin lesion removal-aftercare (Medical Encyclopedia)
- Stasis dermatitis and ulcers (Medical Encyclopedia)
[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)