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  6. 2026 ICD-10-CM Code L98.A392

2026 ICD-10-CM Diagnosis Code L98.A392

Non-pressure chronic ulcer of unspecified hand with fat layer exposed

ICD-10-CM Code:
L98.A392
ICD-10 Code for:
Non-prs chronic ulcer of unsp hand with fat layer exposed
Is Billable?
Yes - Valid for Submission
Code Navigator:

L98.A392 is a billable diagnosis code used to specify a medical diagnosis of non-pressure chronic ulcer of unspecified hand with fat layer exposed. The code is valid during the current fiscal year for the submission of HIPAA-covered transactions from October 01, 2025 through September 30, 2026.

Unspecified diagnosis codes like L98.A392 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.

Code Classification

  • Diseases of the skin and subcutaneous tissue
    L00–L99
    • Other disorders of the skin and subcutaneous tissue
      L80-L99
      • Other disorders of skin and subcutaneous tissue, not elsewhere classified
        L98

New 2026 ICD-10-CM Code

L98.A392 is new to ICD-10-CM code set for the FY 2026, effective October 1, 2025. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2025. This is a new and revised code for the FY 2026 (October 1, 2025 - September 30, 2026).

Index to Diseases and Injuries References

The following annotation back-references for this diagnosis code are found in the injuries and diseases index. The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10-CM code(s).

Index of External Cause of Injuries

References found for this diagnosis code in the External Cause of Injuries Index:

    • Ulcer, ulcerated, ulcerating, ulceration, ulcerative
      • hand
        • with
          • exposed fat layer

Replacement Code

L98A392 replaces the following previously assigned ICD-10-CM code(s):

  • L98.492 - Non-prs chronic ulcer of skin of sites w fat layer exposed

Code History

  • FY 2026 - Code Added, effective from 10/1/2025 through 9/30/2026