This case study details a Cybersecurity Maturity Assessment (CMA) for a specialized healthcare provider. The client faced challenges with an ad-hoc security approach, lacking formal risk management, supplier governance, and consistent vulnerability management. The CMA established a quantitative baseline, scoring the client's overall maturity ,with significant gaps in Risk Management and Supply Chain Management . The engagement concluded with the delivery of a prioritized, strategic roadmap to help the client transition from a reactive to a proactive security posture.