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- There were 18 active NGACOs in 2016, with 15 having prior Medicare ACO experience
- These 18 NGACOs served 477,197 beneficiaries, with 31,070 network providers and 775 network facilities
- In aggregate, NGACOs served three percent of total Medicare beneficiaries in all markets
- On average, a 2016 NGACO served about 26,500 aligned beneficiaries (median of 24,219 beneficiaries)
- NGACOs are associated with a 1.7% reduction in Medicare spending for aligned beneficiaries totaling $100.08 million (1.1% reduction after shared savings payment went to NGACOs)