[3][4] It is the parent company of the oldest and largest freestanding emergency-room network in the United States, First Choice Emergency Room.

[10] Adeptus Health was founded in 2002 with its first emergency room located in a Dallas suburb, Flower Mound, Texas.

[11] Prior to reaching agreements with healthcare networks, the company owned and operated 52 First Choice Emergency Room facilities located in Houston, Austin, Dallas, Fort Worth, San Antonio, Denver, and Colorado Springs.

[36] In August 2016, Adeptus reached a similar agreement with Mount Carmel Health System in Ohio.

[37] In 2016, a class action lawsuit was filed against Adeptus Health (as well as members of the Company’s board of directors, Sterling Partners, and the joint book-running managers in the Company’s secondary public offering of shares of its Class A common stock) by purchasers of its securities alleging that the company violated the federal securities laws and made false and/or misleading statements, failing to disclose its internal control over financial reporting and the overall status of its business operations.

[41] In 2017, a man from Colorado sued Adeptus and sought class action status involving the facility fees it charged patients.

[42] It was alleged that the company took advantage of marketplace confusion and defrauded consumers through its failure to disclose excessive costs.