October 01, 2026
A Texas federal judge offered patients a mixed bag Wednesday in a proposed class action accusing U.S. Anesthesia Partners Inc. of anticompetitively buying up anesthesia practices in the state and fixing prices, dismissing claims based on ambulatory surgery center services while preserving allegations based on hospitals.
August 26, 2025
A Texas federal court tossed claims against Welsh Carson Anderson & Stowe from a proposed class of patients accusing the private equity firm of monopolizing the anesthesiology market through a series of acquisitions, but let claims against a company it formed proceed.
May 28, 2025
U.S. Anesthesia Partners told a Houston judge that a patient leading a proposed class action accusing it of monopolizing the Texas anesthesia market doesn't have a valid claim because his insurance company chose how much he paid for services.
March 19, 2025
U.S. Anesthesia Partners wants out of a proposed class action accusing it of monopolizing the Texas anesthesia market through a private equity-powered "roll-up" strategy, saying the man behind the lawsuit doesn't have standing to sue and has simply "repackaged" FTC allegations.