Diane helps clients avoid and resolve disputes. She counsels clients at every stage of the litigation process, from the initial complaint to the winning verdict, and in forums ranging from informal mediations to The Hague’s Peace Palace. In 2021, Diane was recognized by Chambers USA and the Legal 500 as a top attorney.

Diane specializes in the health care sector. She represents hospitals, medical staffs, residency programs, ambulatory surgery centers, health care districts, and major health care systems throughout California in complex litigation, government investigations, peer review proceedings, employment disputes, and administrative hearings. Diane is a trusted advisor to clients on regulatory reporting, credentialing procedures, bylaws, governance, and fair hearing rights. She is also the lead author of several amicus curiae briefs on behalf of the California Hospital Association.  

Diane also represents mid-size businesses, national corporations, and investors in state and federal court, as well as numerous forms of domestic and international arbitrations. Her successful jury trial verdict was named one of the Top 25 verdicts in California in 2017 for breach of contract. Diane regularly counsels businesses on employment issues.