The Attorney General’s Office (AGO) announced that Dr. Richard Miron, 83, of Dracut, has pleaded guilty to involuntary manslaughter for illegally prescribing opioids to an at-risk patient that resulted in her death and to other at-risk patients for no legitimate medical purpose. Dr. Miron also pleaded guilty to defrauding MassHealth, the state’s Medicaid program. This is the first known conviction of a doctor for involuntary manslaughter associated with opioid prescribing in Massachusetts. As a result of charges brought by the AGO, on November 17, 2025, Dr. Miron pleaded guilty in Middlesex County Superior Court to charges of Involuntary Manslaughter; Illegal Prescribing of Controlled Substances; and Medicaid False Claims. Dr. Miron was sentenced to 2.5 years in a House of Correction on the Illegal Prescribing charges, suspended for 5 years. He was sentenced to 5 years’ probation on the Involuntary Manslaughter charges. For the Medicaid Fraud charges, Dr. Miron was sentenced to 6 months in a House of Correction, suspended for 5 years. As part of his probation, Dr. Miron was ordered to pay full restitution to MassHealth and ordered not to practice medicine or apply for reinstatement of his license to practice.