Merkel cell carcinoma C4A

  • C4A should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM C4A became effective on October 1, 2018.
  • This is the American ICD-10-CM version of C4A - other international versions of ICD-10 C4A may differ.

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.