Meet Our Executive Team and Board of Directors
Our executive team provides the vision for Mass Advantage and fosters a culture of innovation that allows us to better serve you, our members.
Executive Team

President
Sarah Latorre serves as President of Mass Advantage, bringing over 20 years of experience as a seasoned health care executive. With more than a decade of leadership at UMass Memorial Health, Sarah played a critical role in developing, launching, and expanding Mass Advantage. From shaping the original strategy to driving provider engagement and leading integration efforts, she has been instrumental in every phase of the plan’s growth and success.
Sarah's strategic insight, results-driven leadership, and deep understanding of both provider and patient needs uniquely position her to lead the organization into its next phase of innovation and expansion. Her intimate knowledge of the plan ensures a seamless leadership transition and continued operational excellence. Since the plan’s inception, she has served as its primary liaison, introducing providers to its unique offerings and spearheading integration efforts during the system’s transition to sole ownership.
Prior to joining UMass Memorial Health in 2011, Sarah worked at Goldman Sachs, where she led sales, marketing, and distribution for their Life Insurance and Annuity products.

Chief Financial Officer
Gayatri Natarajan serves as the Chief Financial Officer at Mass Advantage, overseeing the company’s financial operations and leading the IT and Product teams. In her role she emphasizes fostering cross-departmental collaboration to drive strategic growth and innovation.
With extensive experience in financial management, accounting, and operations, Gayatri has a proven track record of enhancing organizational efficiencies and driving profitability. Prior to her tenure at Mass Advantage, she held key leadership positions in various industries, including health care, heavy equipment, and cannabis testing. In these roles, she successfully implemented new systems, optimized financial processes, and collaborated closely with senior leadership to enhance profitability.
Gayatri holds an MBA in Finance and Marketing and has successfully completed her CPA examinations. Her unique combination of technical expertise, strategic vision, and leadership ensures that Mass Advantage continues to deliver exceptional value to its members while upholding strong financial discipline.

Chief Medical Officer
As Chief Medical Officer, Mike Cantor, MD, JD, oversees medical management operations at Mass Advantage. He has extensive experience as a CMO and medical director for health plans (Bright Health, UnitedHealth Group), private equity-backed home health services companies (Matrix Medical, Connect America, CareCentrix), physician networks (Tufts/New England Quality Care Alliance), and innovative digital health companies (Uber Health, Stellar Health, Switchboard Health, Intuition Robotics).
Throughout his career, Mike has been a trusted advisor and successful leader across many domains; Geriatrics, Medicare, Medicaid, and commercial medical management operations, product strategy/design, and business development. As a thought leader in care coordination, social determinants and clinical transformation, Mike has driven the development of technology-enabled clinical models that support value-based care success. He is a Board-certified Geriatrician who completed his fellowship and internal medicine training at Harvard Medical School, and his degrees in medicine and law are from the University of Illinois.

Chief Operating Officer
Melissa Whitley leads the Medicare operations overseeing critical areas such as Enrollment/Eligibility, Medical Claims Adjudication, Utilization Management, Pharmacy Program Management, Call Center, and Supplemental Benefits.
With over 35 years of extensive industry experience, Melissa has worked across various segments, including Medicare, Medicaid, and Commercial lines of business. Over the past 15 years, she has focused her expertise on Medicare Advantage operations, holding leadership positions at two of the largest national Health Plans. In addition, Melissa’s leadership extends to her role as an executive at a start-up Medicare Consulting firm leading operational teams, client services and business development efforts.
During her tenure, Melissa led operational and performance enhancements while successfully securing $20M in business development and overseeing relationships with over 120 clients. Her expertise extends to merger and acquisition activities, capital investment budget management, IT business ownership, a business plan development, compliance risks identification and remediation, leading large scale transformation projects, effectively managing delegates and vendors. Melissa is also recognized as a thought leader and spoken at many industry conferences on a variety of Medicare compliance topics.
Melissa holds an MBA in Business Administration with a concentration on Executive Leadership from Strayer University. She is also certified in Health Care Compliance (CHC).

Senior Vice President, Performance Operations
Chandni Sud-Thavakumar serves as the SVP, Performance Operations. Chandni oversees provider network, quality, risk adjustment, and analytics.
Bringing over a decade of leadership experience in a diverse landscape of healthcare organizations including health plans, specialty & primary care entities, independent physician associations (IPAs), and accountable care organizations (ACOs). Chandni’s experience lies in operations and data analytics to drive insights and improve performance especially in various risk arrangements. Her expertise enables her to engage the network and focus on value-based care strategies to achieve mutual goals. Chandni held roles overseeing performance operations at organizations such as Acardia.io, Evolve Practice Partners, and Independent Health. Chandni holds a Doctorate in Healthcare Administration from D’Youville University and a Master’s in Public Health from the University of Rochester.