ICD-10-CM

C4A9

Merkel cell carcinoma, unspecified

V44.0 MDC 09

Assigns to MDC 09

One MDC, with the conditional pathways below listed separately.

MDC 09 Diseases and Disorders of the Skin, Subcutaneous Tissue and Breast

Major Skin Disorders

595 596

Enter C4A9 as the principal diagnosis to see the DRG and its relative weight.