Z85.23
Header — not billablePersonal history of malignant neoplasm of thymus
The ICD-10 code for personal history of malignant neoplasm of thymus is Z85.23.
Z85.23 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 2 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z85.20Personal history of malignant neoplasm of unspecified respiratory organ
- Z85.21Personal history of malignant neoplasm of larynx
- Z85.22Personal history of malignant neoplasm of nasal cavities, middle ear, and accessory sinuses
- Z85.29Personal history of malignant neoplasm of other respiratory and intrathoracic organs
- Z85.23Personal history of malignant neoplasm of thymusnon-billable header