Derek Waller represents health care providers, businesses, and patients in a variety of disputes related to reimbursement, coverage, and regulatory compliance. Through litigation in federal and state courts, he has successfully resolved disputes and recovered payments for health care providers and patients. His solutions-oriented approach helps health care providers navigate increasingly complex public and private reimbursement systems and achieve their business goals while complying with state and federal regulatory obligations. He has handled matters involving ERISA, the Mental Health Parity and Addiction Equity Act, the No Suprises Act, the Affordable Care Act, HIPAA, the Minnesota Health Records Act, the Stark and Anti-kickback laws, and the False Claims Act. In addition, he has advised health care providers on issues related to antitrust, consumer protection, nonprofit, and employment law.

Derek was recognized as an Up & Coming Attorney by Minnesota Lawyer in 2025 and as a Minnesota North Star Lawyer for his pro bono service every year since 2022. He has handled pro bono matters with the ACLU of Minnesota, through the Volunteer Lawyers Network, and the Minnesota Appellate Public Defenders Office. An active member of the legal community, Derek has coached the health law moot court team and currently teaches courses on LGBTQ Rights and Health Law at the University of Minnesota Law School.

Derek graduated magna cum laude from the University of Minnesota Law School in 2019 and served as an editor on the Minnesota Law Review. After law school, he served as a law clerk to the Honorable Joan N. Ericksen in the United States District Court for the District of Minnesota.