Advanced Practice Strategies (APS) | 1,262 followers on LinkedIn. Advanced Practice Strategies (APS) is a technology company that works with organizations to build the best patient care teams through our two assessment-based solutions Prophecy and GNOSIS. Our data-driven insights help the nation’s leading health systems reduce risk, costs and nurse vacancy so they can deliver safer, more consistent patient care. APS serves over a hundred major health systems in the United States.