Karen C. Tseng, JD

Chief, Health Care Division
Office of Attorney General Maura Healey
Commonwealth of Massachusetts
One Ashburton Place
Boston, MA 02108
Phone: 617/963-2464

Karen C. Tseng, JD, is chief of the Health Care Division of the Massachusetts Attorney General's Office (AGO), where she leads a team of attorneys, analysts, and mediators in bringing policy and law enforcement actions to protect health care consumers, increase market transparency, and advance universal health care reform. Ms. Tseng previously served as the first policy director for Market Performance at Massachusetts's Health Policy Commission. There, she led a team of experts tasked with monitoring the impact of health care consolidations and other market changes on costs, quality, and access, and completed groundbreaking reviews of nationally reported transactions.

Ms. Tseng formerly served as an assistant attorney general in the Health Care Division of the AGO and as a consumer protection attorney at Harvard's Legal Services Center. She has received numerous honors for public service, including from the AGO, the Health Policy Commission, and the Skadden Foundation. She is a former lecturer on law at Harvard, a member of Massachusetts's Health Information and Analysis Oversight Council, and a commissioner on the state's Asian American Commission. Ms. Tseng is a graduate of Harvard Law School and Harvard College.

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