1. 114th Congress. H.R.2—Medicare Access and CHIP Reauthorization Act of 2015. Available at: https://www.congress.gov/bill/114th-congress/house-bill/2/actions. Accessed January 13, 2017.
2. Centers for Medicare and Medicaid Services. Medicare program; Merit-Based Incentive Payment System (MIPS) and alternative payment model (APM) incentive under the Physician Fee Schedule, and criteria for physician-focused payment models. Available at: https://www.federalregister.gov/documents/2016/11/04/2016-25240/medicare-program-merit-based-incentive-payment-system-mips-and-alternative-payment-model-apm. Accessed January 13, 2017.
3. American College of Radiology. Re: Centers for Medicare and Medicaid Services supplementary posting regarding CMS patient relationship categories and codes. Available at: https://www.acr.org/∼/media/ACR/Documents/PDF/Economics/ACR-Comment-Letter-Patient-Relationship-Categories-and-Codes_Jan-6-2017_Final.pdf?la=en. Accessed April 10, 2017.
4. Centers for Medicare and Medicaid Services. Draft list of MACRA episode groups and trigger codes. Available at: https://www.cms.gov/Medicare/Quality-Initiatives-Patient-Assessment-Instruments/Value-Based-Programs/MACRA-MIPS-and-APMs/draft-list-of-care-episode-and-patient-condition-groups-and-codes.zip. Accessed January 12, 2017.
5. Centers for Medicare and Medicaid Services. CMS patient relationship categories and codes. Available at: https://www.cms.gov/Medicare/Quality-Initiatives-Patient-Assessment-Instruments/Value-Based-Programs/MACRA-MIPS-and-APMs/Patient-Relationship-Categories-and-Codes.pdf. Accessed January 12, 2017.