Procedure codeCODABLE
M1414
Documentation of medical reason(s) for not performing the pd-l1 biomarker expression test prior to initiation of first-line immune checkpoint inhibitor therapy (e.g., patient is in an urgent or emergent situation where delay of treatment would jeopardize the patient's health status; other medical reasons/contraindication)
- Part
- HCPCS Level II
- M
- Medical Services
- M1
- M1003–M1503
Source
CMS — ICD-10-PCS FY2026, HCPCS Level II october 2026, Procedure Codes 2026.