Patient looking and form with doctor The accountable-care organization model rewards physicians and health systems for providing quality care, rather than just quantity. (Photo: Shutterstock)

Finding the most efficient health care delivery system may require a mix of both primary care and specialist care, a new study suggests. The report, published by the Journal of the American Medical Association Network, looked at Accountable Care Organizations (ACOs), a delivery model created as part of the Affordable Care Act. The authors wanted to better understand the relationship between specialist visits and lower spending among ACOs.

The study noted that primary care has received a lot of emphasis with ACO health systems, on the theory that having a dedicated primary care provider will help patients manage and prevent health conditions.

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