Plus Therapeutics (PSTV) Stock: CNSide Diagnostic Secures AMA Billing Code Despite Share Decline
Despite a 4.80% decline in its stock price, Plus Therapeutics (PSTV) announced a significant milestone: its CNSide diagnostic system has secured a dedicated AMA billing code (0640U), effective July 1, 2026. This proprietary code will streamline reimbursement processes for the cerebrospinal fluid tumor cell diagnostic, enhancing its commercial infrastructure and market penetration in CNS oncology. The CNSide platform helps identify malignant cells in CSF, addressing a critical need in treating metastatic central nervous system malignancies.