L98.5

Mucinosis of the skin

Billable code

This code does not map to a risk-adjusting HCC in the loaded models.

Coding notes

Excludes 1 never coded together · Excludes 2 may co-exist

This code · L98.5
Excludes 1

focal oral mucinosis (K13.79) myxedema (E03.9)

Synonyms

Focal mucinosis Lichen myxedematosus Reticular erythematous mucinosis

Inherited from chapter 12Diseases of the skin and subcutaneous tissue
Excludes 2

certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) lipomelanotic reticulosis (I89.8) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94) systemic connective tissue disorders (M30-M36) viral warts (B07.-)

Official Guidelines for L98.5

FY 2026 ›