Valid for Submission
L97.904 is a billable diagnosis code used to specify a medical diagnosis of non-pressure chronic ulcer of unspecified part of unspecified lower leg with necrosis of bone. The code L97.904 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 L97.904 might also be used to specify conditions or terms like necrosis of bone of lower leg co-occurrent and due to chronic ulcer of lower leg.
Unspecified diagnosis codes like L97.904 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 L97.904 are found in the index:
The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:
- Necrosis of bone of lower leg co-occurrent and due to chronic ulcer of lower leg
Diagnostic Related Groups - MS-DRG Mapping
|MS-DRG||MS-DRG Title||MCD||Relative Weight|
|573||SKIN GRAFT FOR SKIN ULCER OR CELLULITIS WITH MCC||09||5.5373|
|574||SKIN GRAFT FOR SKIN ULCER OR CELLULITIS WITH CC||09||3.2465|
|575||SKIN GRAFT FOR SKIN ULCER OR CELLULITIS WITHOUT CC/MCC||09||1.7615|
The relative weight of a diagnostic related group determines the reimbursement rate based on the severity of a patient's illness and the associated cost of care during hospitalization.
Convert L97.904 to ICD-9 Code
The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code L97.904 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
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
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