Olga Pitsillidou is a health policy and pharmaceutical reimbursement specialist at the Health Insurance Organization of Cyprus (HIO) and serves on the Drug Reimbursement Advisory Committee, with expertise in health technology assessment, market access, and reimbursement policy. She contributes to pharmaceutical evaluations at national and European levels, including through the Greek National Medicines Agency (EOF) and the European HTA framework. Her research focuses on sustainable access to medical innovation, pharmaceutical policy, and health economics, with several peer-reviewed publications in the field.