2024 ICD-10-CM Diagnosis Code C43.12

by

Malignant melanoma of left eyelid, including canthus

  • C43.12 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2024 edition of ICD-10-CM C43.12 became effective on October 1, 2023.
  • This is the American ICD-10-CM version of C43.12 – other international versions of ICD-10 C43.12 may differ.

The following code(s) above C43.12 contain annotation back-references

 that may be applicable to C43.12:

  • C00-D49  Neoplasms
  • C43  Malignant melanoma of skin

Approximate Synonyms

  • Malignant melanoma of skin of bilateral eyelids
  • Malignant melanoma of skin of left eyelid
  • Melanoma, skin of bilateral eyelids
  • Melanoma, skin of left eyelid

Code History

  • 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
  • 2017 (effective 10/1/2016): No change
  • 2018 (effective 10/1/2017): No change
  • 2019 (effective 10/1/2018): Deleted code
  • 2019 (effective 10/1/2018): New code
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
  • 2024 (effective 10/1/2023): No change