Andrés Machado represents health care providers facing reimbursement disputes, audits, overpayment determinations, recoupment actions and related government or commercial payor challenges. He works with hospitals and health systems, physician groups, individual health care professionals, home health and long-term care providers, suppliers, laboratories, pharmacies and physician staffing groups in health care disputes, government investigations and litigation involving payor reimbursement practices.

Andrés’ practice includes administrative appeals, Administrative Procedure Act litigation, False Claims Act litigation, government investigations and other health care-related commercial litigation disputes. He regularly advises clients on audits, overpayment determinations and recoupment actions, and has helped counsel clients on emerging payor practices, including AI-driven downcoding reimbursement practices.

Andrés has experience challenging statistical extrapolation methodology and related constitutional issues. He has supported clients in matters involving the U.S. Department of Health and Human Services, the Centers for Medicare & Medicaid Services and the Department of Justice, and has assisted in all stages of litigation, including trial.