Senior Management Group

Our dedication to excellence makes us one of the leading health plans in the nation. Meet our leadership:

Thomas Croswell
President and CEO

Tom joined Tufts Health Plan in 2007 as chief operating officer and was promoted to president and COO in 2013. He assumed the CEO position in January 2016. As the COO, he was responsible for direction and oversight of the company’s three business lines, defining and implementing the company's strategic plan, and ensuring that Tufts Health Plan maintained its strong culture of quality, innovation and customer service.

Tom previously served as senior vice president of medical management and specialty businesses at CIGNA HealthCare. While at CIGNA, he also served as president of its dental, pharmacy and workers' compensation businesses, and led development of its consumer-directed health care products.

Prior to his career at CIGNA, Tom served in senior leadership roles at Prudential Insurance Company, including president of its western region and senior vice president of its individual insurance organization. He is a past member of the board of directors of the National Committee on Quality Assurance and currently serves as chair of the board of directors of the Alzheimer's Association of Massachusetts and New Hampshire. He is also a member of the board of directors of the Network for Excellence in Health Innovation.

Tom completed the Wharton Advanced Management Program at the University of Pennsylvania and earned a B.A. from Syracuse University. He is a chartered life underwriter.

Derek Abruzesse
Senior Vice President and Chief Strategy Officer

Derek is responsible for the development of enterprise-wide and business line strategies. He leads Tufts Health Plan’s new business and corporate development initiatives and works with the senior leadership team to evaluate options and set the company’s strategic priorities. He also oversees the company’s market and competitive intelligence efforts and is responsible for primary market research.

Prior to joining Tufts Health Plan in 2004 as director of product strategy, Derek was a principal with Mercer Management Consulting, now Oliver Wyman, in Washington, D.C. and Boston, where he consulted to Fortune 500 companies in the energy, telecommunications and nonprofit industries on strategic and operational issues.

Derek is a board member of the SEED Foundation in Washington, D.C., which opens and operates public college-preparatory boarding schools for underserved children. He also serves as the president of Reading Youth Hockey in Reading, Mass.

Derek earned a B.A. in economics and mathematics from Yale University.

Marc Backon
Senior Vice President and Chief Sales and Marketing Officer, Commercial Products

Marc is responsible for leading efforts related to membership growth, consumer engagement and product innovation for Tufts Health Plan’s commercial products division. He will have overall accountability for all sales, client services, marketing and product strategy functions.

Prior to joining Tufts Health Plan in 2015, Marc was the head of small group and individual business segments at Aetna, Inc., in Hartford, where he drove pricing, distribution and product initiatives that improved earnings while mitigating membership losses in several key markets. He has also served as senior vice president of commercial markets for Capital Blue Cross in Harrisburg, Penn. Prior to this role, he held a variety of executive positions for health plans and multi-line insurers throughout the northeast.

Marc received a B.A. from Hamilton College.

Patty Blake
President, Senior Products

Patty joined Tufts Health Plan in 1993 to develop and launch the company's Medicare business. Under her leadership, Tufts Health Plan established itself as a market leader and became the number one Medicare Advantage plan in Massachusetts. Patty is responsible for all aspects of Tufts Health Plan’s senior business including strategy, product development, network management, care management, marketing and sales. Tufts Health Plan Medicare Preferred is consistently ranked among the top Medicare Advantage plans in the country by the Centers for Medicare and Medicaid Services. Tufts Medicare Preferred HMO and Senior Care Options earned 5 stars out of a possible 5 from the CMS for 2016, one of only 12 Medicare Advantage plans in the country to receive this rating for 2016.

Prior to joining Tufts Health Plan, Patty spent seven years with PacifiCare Health Systems in California. She was executive director for Secure Horizons USA and was regional director of health services; responsible for provider network performance, network contracting and development and utilization management. Patty began her career in managed care in sales and provider contracting.

Patty serves on the board of directors of the Tufts Health Plan Foundation and is actively involved in the Massachusetts/New Hampshire chapter of the Alzheimer’s Association.

Patty received an M.B.A. from the U.C.L.A. Anderson School of Management, an M.A. in health care management from the U.C.L.A. School of Public Health and a B.S. in public health from the University of Massachusetts at Amherst.

Tracey Carter
Senior Vice President and Chief Actuary

Tracey is responsible for managing actuarial and underwriting functions for the commercial, senior products and Network Health business segments.

Prior to joining Tufts Health Plan in 2006, Tracey worked at Excellus Blue Cross in Buffalo, N.Y., where she was vice president of actuarial services responsible for pricing and product development. Prior to Excellus, she spent several years at Aetna, Inc. in a variety of actuarial roles.

Tracey, a Fellow of the Society of Actuaries and a member of the American Academy of Actuaries, graduated summa cum laude with a B.S. in mathematics from Westminster College.


 

Christopher “Kit” Gorton, M.D.
President, Public Plans

As president of Tufts Health Public Plans, Tufts Health Plan's managed Medicaid and state-sponsored plans division, Kit oversees the strategic direction and business operations for all aspects of the health plan.

Prior to joining Tufts Health Plan in 2013, Kit was CEO for Amerigroup Virginia, an organization that provides Medicaid services to nearly 57,000 members from low income families or with disabilities. While at Amerigroup Virginia, he led three geographic expansions that more than doubled the plan's size and footprint and increased its membership by 40 percent.

Kit's previous experience also includes HP Enterprises Services of Palo Alto, Calif., where he was vice president of medical management and worldwide health care services, and APS Healthcare Inc. of Silver Spring, Md., where he was president of its commercial programs and chief medical officer.

Kit began his career as a practicing pediatrician in federally qualified health centers in Harrisburg, Penn. and St. Louis, Mo. His experience includes his tenure as the chief medical officer for the Pennsylvania Department of Public Welfare, where he directed its Medicaid managed care programs and led its utilization management, policies and procedures, and NCQA accreditation functions.

Kit is a member of the Medicaid and CHIP (Children's Health Insurance Plan) Payment and Access Commission, or MACPAC, with responsibilities to review Medicaid and CHIP payment and access policies and to advise Congress on issues affecting both programs.

Kit received his M.D. from Columbia University, his M.S. in health administration from College of St. Francis in Illinois and his B.A. from Dartmouth College.

Lydia Greene
Senior Vice President and Chief Human Resources Officer

Lydia is responsible for all areas of human resources, including compensation and benefits, employee relations, HR information systems and payroll, employee diversity initiatives, employee wellness, talent acquisition, corporate learning and organizational development. In addition, she oversees internal communications, corporate reputation management, brand communications, media relations and external communications.

Lydia was previously vice president of human resources and diversity, where she oversaw all HR programs and practices. Prior to joining Tufts Health Plan in 2004, Lydia held senior level human resources management positions with Progress Software, Blue Cross and Blue Shield of New Hampshire, Lockheed Sanders and Emerson Hospital. She also ran her own human resources consulting practice.

Lydia serves on the board of commissioners for the Boston Y Achievers program and on the board of directors for Operation A.B.L.E. She also serves as co-chair of the Jobs Committee as part of Perkins School for the Blind’s Perkins-Business Partnership.

Lydia received her B.S. degree in management from the University of Massachusetts.

Paul Kasuba, M.D. 
Senior Vice President and Chief Medical Officer

Paul joined Tufts Health Plan in 2010 as chief medical officer. He is responsible for overseeing the 300-member health care services staff and for developing strategies for improving medical outcomes and reducing costs. Additionally, Paul helps Tufts Health Plan to develop new opportunities to partner with area hospitals and physicians. He also serves as the clinical spokesperson to members, legislators, regulators and the media.

Most recently, Paul was chief of the division of internal medicine at St. Elizabeth's Medical Center in Boston and assistant clinical professor of medicine at Tufts University School of Medicine. While at St. Elizabeth's, Paul served as vice president and medical director of the Caritas Physician Network's community practice division and president of St. Elizabeth's Health Professionals IPA.

Paul is chair of the Medical Directors Committee for the Alliance of Community Health Plans working to help shape the committee's strategic priorities to promote high quality, affordable care and superior consumer experience for ACHP members. He is a member of the board of directors for ACHP and a member of the Forbes House Museum Board of Trustees. A member of the American Medical Association and the Massachusetts Medical Society, Paul currently maintains a limited private internal medicine practice.

Paul is a graduate of Tufts University School of Medicine and completed his medical training at St. Elizabeth's Medical Center in Boston. He received his B.A. with honors in political science from Duke University.

Umesh Kurpad
Senior Vice President and Chief Financial Officer

Umesh joined Tufts Health Plan in 2008 as chief financial officer. He is responsible for the proactive financial management of the corporation including financial planning and reporting, M&A, tax, treasury, real estate, purchasing, audit, reserves, and actuarial and underwriting. He also oversees corporate strategy and business development activities.

Prior to Tufts Health Plan, Umesh served as chief financial officer of Munich Re Health America, a leading provider of health care risk management solutions. Umesh has also served in senior leadership roles at CIGNA Corporation, including vice president of business development for the Asia/Pacific unit of CIGNA International, assistant vice president of provider and international strategy, and assistant vice president and controller of managed care operations. Umesh began his health care career at Kaiser Permanente in California and worked on both financing and delivery of health care.

Umesh currently serves as a board member of Care Well Urgent Care Centers and the Healthcare Financial Management Association, and is a Corporate Council Member on the Environmental League of Massachusetts. He previously served on a number of boards including Lovelace Health Systems, Health Dialog, Cairnstone, iiSi and Sterling Health Plans.

Umesh earned an M.B.A. from the University of Florida and a B.S. in civil engineering from the University of Delhi, India. He completed the certified public accountant exams in California.

Mary O'Toole Mahoney
Senior Vice President and General Counsel

Mary is responsible for all legal issues involving the company including board governance, compliance and regulatory issues, contracting, corporate transactions, dispute resolution, litigation management, and fraud prevention and recovery. She also oversees the compliance department.

Mary provides legal guidance to the company's board of directors and management on corporate governance and transactions, and financial and tax matters.

Since joining Tufts Health Plan in 1995, Mary has served as counsel to numerous areas of the company including risk management, clinical services, sales, network contracting, technology and e-business. She was previous deputy general counsel, responsible for the day-to-day management of the Legal department and all its functions.

During law school, Mary served as a judicial extern to Justice John E. Benson of the California Court of Appeals, First District. She is a member of the Tax Exempt Steering Committee of the Boston Bar Association and serves on the board of directors of HomeStart, a nonprofit organization in Boston whose mission is to prevent and ultimately end homelessness.

Mary received her J.D. from the University of San Francisco and her B.S. in nursing and philosophy from the University of Scranton, where she was a graduate of the Special Jesuit Liberal Arts Honors Program.

Marc Spooner
President, Commercial Products

Marc is responsible for all aspects of Tufts Health Plan’s Commercial Products division, including strategy, sales, marketing and product development, network management and the definition of the division’s clinical care model. Tufts Health Plan’s Commercial Products division is consistently ranked among the top quality Commercial plans in the country by the National Committee for Quality Assurance (NCQA).

Marc joined Tufts Health Plan in 2004, and has served as senior vice president of health care services, vice president of provider contracting and vice president of strategy and product development. Prior to joining Tufts Health Plan, Marc worked for Deloitte Consulting, where he focused on the health insurance market.

Marc serves as chair of the Foundation Board of the Whittier Street Health Center.

Marc received an M.B.A from Harvard Business School and a B.S. from Duke University.

Tricia Trebino
Senior Vice President and Chief Operations Officer

Tricia oversees Operations, Information Technology, Business Consulting and the Program Management Office. She is responsible for Tufts Health Plan’s operations departments including claims, enrollment, billing and member and provider services for all lines of business. She also is responsible for developing the information technology strategy and managing technology products and services. Additionally, she oversees the management of corporate projects, quality assurance programs and consulting services to the organization.

Tricia joined Tufts Health Plan in 1994 and has held many roles within Information Systems and Operations. Most recently, she was senior vice president for operations and chief information officer. Prior to joining Tufts Health Plan, she spent three years as director of client services at InterPractice Systems, a start-up company involved in the development of an electronic medical record system, and 13 years in the health care division at Electronic Data Systems, where she provided consulting services and information technology management to a number of health care organizations.

Tricia is a member of the board of ambassadors of The Home for Little Wanderers, a Boston-based nonprofit child and family service agency.

Tricia received a B.A. from Wellesley College.

 

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