L98.5 – Mucinosis of the skin
ICD-10-CM 2027 diagnosis code · Other disorders of the skin and subcutaneous tissue
ICD-10-CM code
L98.5
- Code
L98.5(claims format:L985)- Description
- Mucinosis of the skin
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 12. Diseases of the skin and subcutaneous tissue (L00-L99)
- Block
- L80-L99 Other disorders of the skin and subcutaneous tissue
- Parent codes
- L98
Notes for L98.5
Applicable to:
- Focal mucinosis
- Lichen myxedematosus
- Reticular erythematous mucinosis
Index terms for L98.5
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in L98
- L98.0 – Pyogenic granulomaBillable
- L98.1 – Factitial dermatitisBillable
- L98.2 – Febrile neutrophilic dermatosis [Sweet]Billable
- L98.3 – Eosinophilic cellulitis [Wells]Billable
- L98.4 – Non-pressure chronic ulcer of skin, not elsewhere classifiedHeader
- L98.A – Non-pressure chronic ulcer of upper limb, not elsewhere classifiedHeader
- L98.6 – Other infiltrative disorders of the skin and subcutaneous tissueBillable
- L98.7 – Excessive and redundant skin and subcutaneous tissueBillable
- L98.8 – Other specified disorders of the skin and subcutaneous tissueBillable
- L98.9 – Disorder of the skin and subcutaneous tissue, unspecifiedBillable
Frequently asked questions
What is ICD-10 code L98.5?
L98.5 is the ICD-10-CM code for mucinosis of the skin, in the block L80-L99 (Other disorders of the skin and subcutaneous tissue).
Is L98.5 a billable code?
Yes. L98.5 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does L98.5 belong to?
It belongs to category L98 – Other disorders of skin and subcutaneous tissue, not elsewhere classified.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.