Our C-Suite

CenCal is guided by a team of individuals diverse in their healthcare, Medi-Cal, and leadership experience, but united in a single goal: being a national model of health care delivery, recognized for excellence in care and service, through improving the quality of healthcare in the Santa Barbara and San Luis Obispo County communities.

Marina Owen, Chief Executive Officer

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CEO of CenCal Health, Marina Owen is an accomplished leader who is responsible for the overall strategic direction, management, and administration of programs and services while ensuring that CenCal Health fulfills its mission, goals and objectives. She is only the fourth CEO in the organization’s nearly four decades. Prior to her executive appointment at CenCal Health, Owen attained more than 15 years of health plan management experience. She most recently served as the Chief Operating Officer at Central California Alliance for Health, based in Scotts Valley. There, she successfully led enterprise-wide operations and was responsible for the executive leadership of member services, claims, project management, provider services, grievance, process improvement, and regional operations.

Owen has long-standing knowledge of CenCal Health’s line of business and the communities it serves. Her prior experience working for the organization took place from 2008 to 2017, when she rose through the ranks to her final position as the director of Provider Services and Community Engagement.

As a University of California Santa Barbara (UCSB) alum, Owen holds a Bachelor of Science degree in Biology/Biological Sciences; and furthered her training at UC Berkeley through the Executive Leadership Program.

Paul Jaconette, Chief Operations Officer

paulPaul Jaconette joined CenCal Health in August 2011 coming from Sansum Clinic, the largest nonprofit, multi-specialty healthcare organization between Los Angeles and San Francisco. He oversaw the operations of 18 locations, 200 healthcare providers, and 1000 employees, and was employed there for 18 years.

Mr. Jaconette is active in our community and a member of professional associations. He serves on the boards of the California Association of Physician Groups, Santa Barbara Neighborhood Clinics, Santa Barbara Region Chamber of Commerce, and the Goleta Valley Chamber of Commerce. He is also an active member of the Medical Group Management Association, American College of Medical Practice Administrators, and the Rotary Club of Santa Barbara. 

Mr. Jaconette earned a Bachelor of Arts degree from the University of California, Santa Barbara (UCSB), and a Master of Health Care Administration degree from Yale University, New Haven, CT. He completed an Administrative Fellowship at Intermountain Healthcare in Salt Lake City, UT.

David Ambrose, Chief Financial Officer

davidDavid Ambrose holds a Bachelor of Arts degree in Economics/Mathematics from the University of California, Santa Barbara (UCSB), and is a Certified Public Accountant licensed in the state of California. He is a member of the California Society of CPA's and of the Healthcare Financial Management Association. 

Before joining CenCal Health, Mr. Ambrose's healthcare career included being a Medicare auditor responsible for determining Medicare reimbursement to individual hospitals and the Controller of Verdugo Hills Hospital in Glendale, CA. Outside CenCal Health, Mr. Ambrose is active in endurance sports, such as marathons and triathlons, and has finished multiple Ironman Triathlons, and a 50 mile trail ultramarathon. He is married with two young daughters.

Bill Cioffi, Chief Information Officer

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Bill Cioffi joined CenCal Health as the Chief Information Officer in August 2019. In his new role, Mr. Cioffi is responsible for providing leadership and vision for the IT department. With more than 25 years of Information Technology experience in health care, public safety, and military systems, he brings a valuable mix of technology and leadership to his role. In addition to leading CenCal Health in their quest to deliver quality service to their members and providers, Mr. Cioffi volunteers for the College of Information Management Healthcare Executive’s national Opioid Task Force and is currently co-chair of the Education Sub-Committee.

Prior to his tenure at CenCal Health, Mr. Cioffi served as the CIO for North Sonoma County Healthcare District, Sacramento/Sierra Regional Operations Manager for Sutter Health, IT Infrastructure Manager for Radiological Associates of Sacramento, and CIO for 95th Security Forces at Edwards AFB. Mr. Cioffi earned his Master’s degree from California Lutheran University, Thousand Oaks, CA, in Public Policy and Administration. He is also a Certified Healthcare Chief Information Officer (CHCIO) from the College of Information Management Healthcare Executives.

Karen Kim, JD, MPH, General Counsel

karen kimKaren Kim has more than 15 years of health care law experience with an emphasis on Medi-Cal, Medicare, and the Affordable Care Act, as well as Contract Law and Public Law.

Mrs. Kim comes to CenCal Health from the Henry Mayo Newhall Hospital in Valencia, CA, where she was the Compliance Officer and Director of Risk Management. Prior to this, she was with L.A. Care Health Plan in Los Angeles – the largest publicly operated health plan in the U.S. At L.A. Care, she had roles in both the Enterprise Integration department and Legal Services department.

Mrs. Kim holds a Juris Doctor degree from Loyola Law School and has a Master of Public Health, Health Policy from UCLA’s School of Public Health. She has served in leadership roles for Women in Health Administration of Southern California, and the California Health Care Foundation. Mrs. Kim is a member of the American Health Lawyers Association and the American Bar Association, Health Law section. She is a sought-after public speaker on the subject of healthcare and compliance.