Independence Blue Cross updated policy 08.02.42b for Penpulimab-kcqx effective 10/01/2026, adding ICD-10 code C78.32 (secondary malignant neoplasm of pharynx) to the covered diagnosis codes. This is a coding update that expands the policy's diagnostic scope for this immunotherapy drug used in various cancer treatments.
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01Billing and authorization teams must update internal policy documentation and claims processing system to recognize ICD-10 code C78.32 (secondary malignant neoplasm of pharynx) as a covered diagnosis code for Penpulimab-kcqx (HCPCS C9399, J3590).
02Update authorization templates and billing software to allow claims with this diagnosis code to proceed without denial.
03Inform oncology providers that secondary pharyngeal malignancies are now covered under this policy starting 10/01/2026.
04Test claims processing to ensure proper adjudication for this newly added diagnosis code.
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