1. Which healthcare model focuses on maximizing the efficiency of healthcare delivery through coordination of services and resources? A. Fee-for-service model B. Accountable care organization (ACO) model C. Direct primary care model D. Concierge medicine model Answer: B. Accountable care organization (ACO) model Rationale: ACOs integrate various aspects of healthcare delivery to improve quality and reduce costs, making them more efficient than traditional fee-for-service models. 2. In which healthcare model do patients have unrestricted access to their primary care provider for a monthly or annual fee? A. Fee-for-service model B. Accountable care organization (ACO) model C. Direct primary care model D. Concierge medicine model Answer: D. Concierge medicine model