1. Centers for Medicare & Medicaid Services. Better care, smarter spending, healthier people: improving our health care delivery system. Available at: https://www.cms.gov/Newsroom/MediaReleaseDatabase/Fact-sheets/2015-Fact-sheets-items/2015-01-26.html. Accessed March 27, 2015.
2. U.S. Department of Health and Human Services. Better, smarter, healthier: in historic announcement, HHS sets clear goals and timeline for shifting Medicare from volume to value. Available at: http://www.hhs.gov/news/press/2015pres/01/20150126a.html. Accessed January 21, 2015.
3. Centers for Medicare & Medicaid Services. Better care. smarter spending. healthier people: paying providers for value, not volume. Available at: https://www.cms.gov/Newsroom/MediaReleaseDatabase/Fact-sheets/2015-Fact-sheets-items/2015-01-26-3.html. Accessed March 27, 2015.
4. Centers for Medicare & Medicaid Services. Value-based payment modifier. Available at: https://www.cms.gov/medicare/medicare-fee-for-service-payment/physicianfeedbackprogram/valuebasedpaymentmodifier.html. Accessed March 27, 2015.
5. Centers for Medicare & Medicaid Services. Next generation ACO model. Available at: http://innovation.cms.gov/initiatives/Next-Generation-ACO-Model/. Accessed March 27, 2015.