ICD-10 Code C69.31 – Malignant neoplasm of right choroid (2026): Diagnosis, Symptoms & Billing Guide
2026 ICD-10-CM Diagnosis Code C69.31 – Malignant neoplasm of right choroid
What it is
This code identifies a malignant tumor arising in the choroid of the right eye. It is used when documentation specifies the right-sided choroidal primary cancer.
Clinical signs
Clinical features vary; refer to documentation. Common findings may include visual disturbance, a visible intraocular mass, or symptoms noted on ophthalmic examination or imaging.
When to use this code
Use C69.31 when the provider documents a malignant neoplasm of the right choroid, including a confirmed primary tumor in that eye. You may also use it when the diagnosis is stated clearly in the assessment or pathology report. Check documentation if laterality or site is unclear.
Do not use for
Do not use this code for benign choroidal lesions, metastatic disease to the choroid, or neoplasms of the left eye or unspecified eye. If the record does not confirm malignancy, check documentation.
Coding tip
Verify both laterality and the exact anatomic site before assigning C69.31.