A 38-year-old man with diabetes and hypertension visits a government health sub-centre in a tribal area of Odisha for routine check-up. The health worker identifies him as having uncontrolled hypertension (BP 160/100 mmHg) and refers him to a district hospital for further management. At the district hospital, he undergoes investigations and is diagnosed with chronic kidney disease stage 3b. He is enrolled in a scheme that provides him with a health ID card and ensures he receives free treatment at the hospital without paying at the point of service. Which of the following best describes the primary objective of the scheme under which this patient is enrolled?