Meet the Sutter Health | Aetna Board of Directors

Phil Jackson
Board Member
Phil Jackson is a seasoned healthcare leader with a focused career on transformation through integrated care delivery and financing. He’s held leadership roles in health plans, physician groups, clinical service lines, and strategy.
As CEO of Health Plan Partnerships and Products, Phil oversees Sutter Health’s payer strategy. He has executive oversight for Sutter Health Plus, a provider-sponsored HMO; Sutter Health | Aetna, a joint venture that offers PPO products; and Sutter’s Medicare and Medi-Cal Sustainability initiatives designed to deliver value to Medicare and Medi-Cal-eligible individuals.
Prior to joining Sutter, Phil spent nearly 30 years with Washington-based Providence St. Joseph Health, the nation’s third largest not-for-profit health system that includes a successful health plan covering more than a half-million members. After leadership roles in Providence Health Plan, Phil moved into medical group management. He served as Chief Operating Officer of Providence Medical Group and was promoted to Vice President of Physician Services at the system’s corporate office. Phil concluded his tenure at Providence as the Chief Integration and Transformation Officer for Providence’s California region. He served as President and CEO of Oregon’s Health CO-OP, a nonprofit, consumer-oriented and operated health plan, before joining the Sutter team. Phil earned a bachelor’s degree from Portland State University and a master’s degree from the University of Texas at Austin.

Cara McNulty, D.P.A.
Board Member
Cara McNulty, D.P.A. is president of Aetna Behavioral Health, a leading provider of mental health and employee assistance program (EAP) solutions to members around the globe. She oversees a national team that spearheads the development of programs, products and capabilities designed to offer individuals easy access to quality, innovative treatments and meet people along their healthcare journey, while driving engagement and improving health outcomes through an easy and meaningful experience.
Cara is a highly regarded executive leader and population health scientist whose success in driving population well-being outcomes spans the employer, government, payer/provider, start-up and education sectors. She is known for her ability to integrate confirmed health science into practical business models that drive measurable outcomes.

David Quincy, M.D., M.P.H.
Board Member
David R. Quincy, M.D., M.P.H., is a family medicine physician and Chief Executive Officer for the South Bay area of Sutter Bay Medical Foundation. He has operational and strategic oversight of approximately 500 physicians and 1,700 employees, in 20 clinical locations who care for over 300,000 patients in Silicon Valley.
Before taking the role of Area CEO in 2015, Dr. Quincy served as the Region Medical Director for the Camino Division of PAMF/PAFMG from 2008 to 2015. He joined the medical group (originally the Sunnyvale Medical Clinic) in 1993, and has continued in clinical practice through the present day. During his 25-year tenure with the medical group, he has also served on the Board of Directors, as family medicine department chair, and as a local site leader. Additionally, Dr. Quincy has served as family medicine Department Chief and Vice-Chief at El Camino Hospital. He is a graduate of three Sutter Health leadership, quality and business development programs including Sutter Health Leadership Academy in 2008.
Dr. Quincy earned his Medical Degree from the Tulane University School of Medicine, and his Masters of Public Health from the Tulane University School of Public Health and Tropical Medicine. His family medicine residency was in San Bernardino California, and he completed a Primary Care Sports Medicine Fellowship here in San Jose in 1993.

Christopher S. Stanley, M.D., M.B.A.
Board Member
As the first Chief Population Health Officer (CPHO) for Sutter Health, Christopher Stanley, MD, MBA is responsible for Sutter’s Population Health Services (SPHS) division which provides support for our managed care/value-based care patients and populations. Chris’ span of responsibility include functions and leaders from legacy Sutter Physician Services (SPS), legacy Care Coordination, Sutter Care at Home (SCAH) and our Bay Area Operating Unit. At the highest level, he is responsible for addressing the cost, quality and experience of health care services for our managed care populations, through sustainable operations that are scalable, consistent and value-driven.
Chris is a physician leader with a long history and proven track record in the healthcare industry. Most recently, he was a Director within Navigant Consulting’s Value Transformation practice where he supported large and small health systems and health plans to develop strategy as well as design and implement capabilities to succeed in value-based contracts and programs. Prior to joining Navigant, he led Population Health efforts at Catholic Health Initiatives (now part of CommonSpirit with Dignity Health) at the system level for 5 years. Additionally, he was a Medical Director and Chief Medical Officer at UnitedHealthcare (Colorado and North Carolina) for about 10 years.
Dr. Stanley began his career as a community-based pediatrician at Indian Crest Pediatrics in Denver, Colo. and the U.S. Army in Germany. He holds a bachelor’s degree in chemistry from Missouri State University, a medical degree from the University of Missouri-Columbia and a master’s in business administration from the University of Colorado. He completed his pediatric internship and residency at Tripler Army Medical Center in Honolulu, Hawaii.

Todd Smith
Board Member
Todd Smith is Vice President of Product Development and Management for Sutter Health. He serves as Sutter Health’s primary health plan market strategist and portfolio manager, ensuring that Sutter maintains an innovative, financially sustainable portfolio of health plan products and relationships to serve all segments.
Since joining Sutter in 1995, Todd has held various executive positions throughout the organization. As Vice President of Strategy and Business Development he led strategic planning, business development, employer, broker and physician sales and relationship management teams. At the Sutter Health East Bay Region, he oversaw strategic planning, marketing and communications teams. He also served as Sutter East Bay Medical Foundation’s interim Chief Operating Officer. As Vice President of Managed Care, Todd led system-wide payer negotiations and managed Sutter Health’s payer relationships.
He has a bachelor’s degree in biological sciences from the University of California, Davis, and a Master of Health Administration from the University of Southern California.

Erich T. Twachtman, M.B.A.
Board Member
As Senior Vice President of Business Development, Erich is responsible nationally for driving new sales, client growth and retention, sales performance setting and monitoring, driving and sharing best practices, executing on distribution strategies and managing consultant relations for National Accounts.
From January 2013 through 2015, Erich served as Regional Head of Sales. As such, Erich led a team of Business Development Vice Presidents throughout the Eastern US. He was responsible for leading business development and growth efforts for Aetna’s largest and most strategic accounts, determining innovative sales strategy and the overall performance of all National Accounts new business sales functions throughout his territory for all Aetna products.
Prior to this, Erich was a Vice President of Client Management since July 2006. In that role, Erich was responsible for senior strategic planning and relationship management for a group of existing National Account clients.
Erich joined Aetna in 1993. After four years working on various plan sponsor administration teams, Erich transferred to National Accounts Sales and Marketing in 1997. He has held various positions within Sales and Marketing including Sales Director. As a Sales Director, Erich was responsible for supporting our National Accounts field sales force by leading a team of Sales Consultants responsible for creating strategically oriented and client focused proposals.
Erich is a graduate of Saint Michael’s College with a Bachelor of Science in business administration and Rensselaer Polytechnic Institute, The Lally School of Management with a Masters of Business Administration in finance and marketing.

Jeff Hermosillo
Board Member
Jeff Hermosillo is Aetna’s California Market President and Territory Lead for the West/South Central Markets. Jeff provides overall leadership and oversees the growth strategy for the West/South Central territory with full P&L accountability for Key and Select Accounts, Small Group, Public & Labor, National Accounts, Medicare, and Specialty Products. His focus is to position the markets to compete successfully by driving competitive differentiation, bolstering profitability, and improving overall health and well-being of members. He provides guidance for four distinct markets encompassing California, Northwest Mountain, Arizona, and South-Central markets.
Jeff has more than 30 years of experience in managed healthcare and employee benefit environments on national and regional levels. He has a proven track record of successfully managing P&L with a commitment to attaining margin targets, allocating resources, and exceeding sales goals. Over his career, Jeff has demonstrated a particular interest and proven success in talent assessment and recruitment to build high-performing and dynamic sales teams. He joined Aetna coming from Versant Health where he contributed to the success of the company and its successful acquisition in 2020.
In his decades long career in healthcare, he has held executive leadership roles in both large healthcare companies and smaller organizations. At Kaiser Permanente, UnitedHealth Care, and Blue Shield Jeff led top performing teams charged with driving growth profitably and in line with company expectations. At Collective Health he led a turnaround and build of the venture funded company’s revenue producing teams, go to market strategy, and Sales Performance/Enablement/Data & Analytics capabilities.
Jeff holds a bachelor’s degree in Economics and Sociology from Stanford University.