Healthcare Decision Support System (HDSS) solutions integrate advanced analytics, AI-driven guidelines, and real-time data to arm clinicians, payers, and policymakers with evidence at the point of care, directly influencing outcomes and cost containment. With the Healthcare Decision Support System market size valued at USD 9.2 billion in 2025, the sector is entering a high-velocity expansion phase; the growth outlook points to a 12.4% CAGR through 2033, underpinned by value-based payment mandates, staffing shortages, and exponential growth in real-world data volume. Scope spans on-premise and cloud platforms, plus embedded CDSS modules within EHRs, addressing diagnostic, drug-dosing, and population-health use cases.