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  1. ICD-10-CM Home
  2. Chapter 2
  3. C43-C44
  4. C4A.9

C4A.9

Merkel cell carcinoma, unspecified

Billable

Code Hierarchy

C4AC4A.9

Chapter: 2. Neoplasms

Section: C43-C44 - Melanoma and other malignant neoplasms of skin

Coding Guidelines

Inclusion Terms

  • Merkel cell carcinoma of unspecified site
  • Merkel cell carcinoma NOS

Related Codes

C4A.0Billable

Merkel cell carcinoma of lip

C4A.1Category

Merkel cell carcinoma of eyelid, including canthus

C4A.2Category

Merkel cell carcinoma of ear and external auricular canal

C4A.3Category

Merkel cell carcinoma of other and unspecified parts of face

C4A.4Billable

Merkel cell carcinoma of scalp and neck

C4A.5Category

Merkel cell carcinoma of trunk

C4A.6Category

Merkel cell carcinoma of upper limb, including shoulder

C4A.7Category

Merkel cell carcinoma of lower limb, including hip

C4A.8Billable

Merkel cell carcinoma of overlapping sites

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