T20.419 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
Short description: Corrosion of unspecified degree of unspecified ear
The 2023 edition of ICD-10-CM T20.419 became effective on October 1, 2022.
This is the American ICD-10-CM version of T20.419 – other international versions of ICD-10 T20.419 may differ.