Massachusetts Attorney General Maura Healey has filed a lawsuit against UnitedHealthcare, accusing the insurer of defrauding the state’s Medicaid program, MassHealth, out of at least $100 million. The lawsuit alleges that UnitedHealthcare engaged in fraudulent practices, including manipulation and misrepresentation regarding payments for senior health services. This legal action comes amid growing scrutiny of the company’s operations and billing practices within the Medicaid framework.