D09.0

Approximate Synonyms

• Cancer in situ of urinary bladder

Clinical Information

• Also known as carcinoma in situ of the urinary bladder or high grade intraurothelial neoplasia, this is a flat lesion of the transitional cell epithelium characterized by severe cytologic atypia. This lesion is confined to the urothelium, and is a precursor of invasive transitional cell carcinoma of the bladder.

• Stage 0is includes: tis, n0, m0. Tis: carcinoma in situ: “flat tumor”. N0: no regional lymph node metastasis. M0: no distant metastasis. ajcc 6th and 7th eds.)

Details

• D09.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM D09.0 became effective on October 1, 2022.

• This is the American ICD-10-CM version of D09.0 – other international versions of ICD-10 D09.0 may differ.