1. Department of Health and Human Services. Medicare and Medicaid Programs: CY 2020 hospital outpatient PPS policy changes and payment rates and ambulatory surgical center payment system policy changes and payment rates. Price transparency requirements for hospitals to make standard charges public. https://www.federalregister.gov/documents/2019/11/27/2019-24931/medicare-and-medicaid-programs-cy-2020-hospital-outpatient-pps-policy-changes-and-payment-rates-and#p-531. Accessed August 15, 2021.
2. The White House. Executive order on promoting competition in the American economy.https://www.whitehouse.gov/briefing-room/presidential-actions/2021/07/09/executive-order-on-promoting-competition-in-the-american-economy/. Accessed August 15, 2021.
3. Department of Health and Human Services. Medicare program: hospital outpatient prospective payment and ambulatory surgical center payment systems and quality reporting programs; price transparency of hospital standard charges; radiation oncology model; request for information on rural emergency hospitals.https://www.federalregister.gov/documents/2021/08/04/2021-15496/medicare-program-hospital-outpatient-prospective-payment-and-ambulatory-surgical-center-payment Accessed August 15, 2021.
4. Payer-negotiated prices in the diagnosis and management of thyroid cancer in 2021;Xiao;J. Am. Med. Assoc.,2021
5. Early hospital compliance with federal requirements for price transparency;Gondi;JAMA Intern Med,2021