ICD-10-CM Diagnosis Code (2025)
Official Description for L99
Other disorders of skin and subcutaneous tissue in diseases classified elsewhere
Coding Notes & Guidelines for L99
- skin disorders in diabetes (E08-E13 with .62-)
- skin disorders in gonorrhea (A54.89)
- skin disorders in syphilis (A51.31, A52.79)
- underlying disease, such as:
- amyloidosis (E85.-)
About ICD-10-CM Code L99 (Other disorders of skin and subcutaneous tissue in diseases classified elsewhere)
ICD-10-CM code L99 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM L99 became effective on October 1, 2024.
This page provides detailed information about L99 - Other disorders of skin and subcutaneous tissue in diseases classified elsewhere. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Other disorders of skin and subcutaneous tissue in diseases classified elsewhere.