1. Centers for Medicare and Medicaid Services. CMS completes historic price transparency initiative. CMS. Posted October 29, 2020. Accessed July 1, 2021. https://www.cms.gov/newsroom/press-releases/cms-completes-historic-price-transparency-initiative
2. National Archives and Records Administration. Hospital Price Transparency. NARA. Posted November 27, 2019. Accessed July 1, 2021. https://ecfr.federalregister.gov/current/title-45/subtitle-A/subchapter-E/part-180
3. Centers for Medicare and Medicaid Services. CY2022 Medicare hospital outpatient prospective payment system and ambulatory surgical center payment system proposed rule (CMS-1753-P). CMS. Posted July 19, 2021. Accessed September 25, 2021. https://www.cms.gov/newsroom/fact-sheets/cy-2022-medicare-hospital-outpatient-prospective-payment-system-and-ambulatory-surgical-center
4. Centers for Medicare and Medicaid Services. Medicare program: Proposed changes to hospital outpatient prospective payment and ambulatory surgical center payment systems and quality reporting programs; price transparency of hospital standard charges; etc. CMS. Posted August 9, 2019. Accessed July 1, 2021. https://www.regulations.gov/document/CMS-2019-0109-0002/comment
5. United States Courts. American Hospital Association v. Alex Azar, II. US Courts. Posted December 29, 2020. Accessed July 1, 2021. https://www.cadc.uscourts.gov/internet/opinions.nsf/CCDF215AFCAF25F98525864D005716BC/$file/20-5193-1877500.pdf