About Medical Care Services

Medical Care Services (MCS) is a department within the County of San Diego Health and Human Services Agency (HHSA). Our mission is to ensure San Diego County is home to America's premier local wellness delivery system with an emphasis on quality, equity, sustainability, and transparency. MCS supports access to evidence-based care through a variety of programs:

  • Quality assurance and improvement efforts for HHSA’s medical services;
  • Nursing services at our Public Health Centers and through home-visiting programs;
  • Pharmaceutical services to HHSA programs and facilities; and
  • Developing, implementing, and monitoring policy and standards of practice for HHSA nurses through our Office of Nursing Excellence.

Additionally, MCS provides expertise to support programs that improve the health and well-being of children, older adults, justice-involved individuals, people receiving Medi-Cal benefits, and improve the oral health of San Diegans of all ages.


MCS Leadership Bios


Jamie Beam, MPA, is the Director of Medical Care Services (MCS) for the County of San Diego, Health and Human Services Agency. She oversees all aspects of department operations and is committed to ensuring services provided by MCS are accessible, equitable, transparent and sustainable.

In her 25-year tenure in public service, Jamie has led numerous efforts to redesign services, streamline operations, and maximize revenue. She is enthusiastic about transforming concepts and ideas into systems and structures to continually improve our health services delivery system.  

Jamie’s mission is to ensure MCS fosters an environment where employees and the communities we serve are valued, respected, included, and engaged.

Jamie holds a Master of Public Administration from San Diego State University and Bachelor’s degree from University of California, San Diego.


Jennifer Tuteur-IMG_8889-Final (2)

Jennifer Tuteur, MD, FAAFP, serves as the Assistant Chief Medical Officer for the County of San Diego’s Health and Human Services Agency, Medical Care Services, supporting access to quality, timely and evidence-based care in San Diego’s communities.

Jennifer is passionate about improving the health of underserved  communities.  She earned her BA from Yale University and her MD at the University of Missouri-Columbia, where she published research on family violence. She worked as a Program Analyst in the Office of the Surgeon General, and then completed her residency in Family and Community Medicine in Minnesota. Jennifer braved a change in climate and moved to San Diego to hold leadership roles at several Community Health Centers for more than a decade.

As Medical Director of the County Medical Services / Low Income Health Program for 5 years, Jennifer piloted mental health integration and expansion of healthcare coverage prior to the ACA.

Jennifer loves to teach and served as a Volunteer Clinical Instructor at UCSD Department of Family Medicine for nearly a decade.

Jennifer serves as a Board Member of Mama’s Kitchen and Be There San Diego. She enjoys hiking and skiing with her family.



Kelly Motadel MD, MPH, is the Chief Pediatric Officer for the County of San Diego.  As such, she plays a critical role in planning and directing children’s health programs and providing medical direction to Child and Family Well Being Department, Behavioral Health Services, and other county programs on children’s health topics.  Previously she was the Chief Medical Officer at the Vista Community Clinic (VCC), a Federally Qualified Health Center and Patient Centered Medical Home serving 70,000 patients annually across San Diego, Riverside and Orange County. In 2019 she completed the Carol Emmott Fellowship, a national recognition program for exceptional female healthcare leaders, and is a member of Women of Impact, an organization of executive-level women who share a goal of health care systems aligning to meet the needs of all Americans.  Dr. Motadel is dedicated to advocacy that improves health.  She serves on the Medi-Cal Children’s Health Advisory Panel as well as the American Academy of Pediatrics’s Border Strategy Team.  Dr. Motadel completed her pediatric training through the UC San Francisco at Fresno program and holds an MPH from CSU Fresno.  She received her MD degree from UCSD and her BA from Yale University. 



Sayone Thihalolipavan, MD, MPH, is the Justice-Involved Health Officer.  He is a Board-Certified Public Health and Preventive Medicine Physician who aims to work on the population level to address health-related issues. He has a strong interest in health equity and is mission-driven to improve the quality of life for all San Diegans via the Live Well San Diego Vision.

Dr. Thihalolipavan works within the Medical Care Services (MCS) Department within Health and Human Services Agency (HHSA) and helps lead HHSA justice-involved health efforts. He aims to ensure that social drivers of health are addressed for the justice-involved population in support of their health and wellness, and that medical and behavioral health quality standards are met while individuals are in County care. The justice-involved population is also a key group that will benefit from Medi-Cal Transformation, that Dr. Thihalolipavan is working within MCS to assist with. Dr. Thihalolipavan also continues to work occasionally in the tuberculosis clinic. He was named one of San Diego’s Best Doctors in 2022.

Dr. Thihalolipavan attended medical school and residency in NYC and previously worked at NYC’s Health Department from 2009 to 2015, where he last was the Medical Director of the Bureau of Chronic Disease Prevention & Tobacco Control and assisted with their Incident Command System and many other efforts. In 2015, he came to San Diego to serve as the County’s Deputy Public Health Officer until 2019. In this role, he helped oversee Emergency Medical Services until it was transitioned to MCS, implemented a naloxone distribution program, helped launch the Hepatitis C Elimination Initiative, and aided in Hepatitis A, Zika, and meningococcal B outbreak responses.


Angela M. Mitchell, BSN, MS, RN, CNML, is the Chief Nursing Officer. Angela brings many years of experience in the art and science of nursing, including more than 25 years of progressive leadership. She is experienced in leading in numerous nursing specialties and in a variety of settings. As Chief Nursing Officer for the County of San Diego, Angela develops the strategic plan for nursing and provides direction for enterprise-wide policies and planning for nursing practice in clinical and community-based settings. Angela holds a MS in health care management; a Bachelor of Science in Nursing; and is a certified nurse manager and leader through the American Organization of Nursing Leaders.


Lindsey Yourman, MD, motivated by her grandparents and volunteer experience in nursing homes, Lindsey’s work as a physician has included seeing patients in medical practice, research, policy, and quality improvement, all with an age-friendly lens. She graduated from Harvard University with a Major in Psychology, attended UCSF Medical School with specialized training with underserved populations, Scripps Mercy Internal Medicine Residency, and UCSD for her Clinical Geriatrics Fellowship, where she currently is an affiliated Associate Professor of Geriatrics, Gerontology, and Palliative Care.  She has also worked as a Healthcare Advocacy Fellow for the Medicare Rights Center, a Primary Care Geriatrician for the Program of All-Inclusive Care of the Elderly (PACE) and for UCSD’s Geriatric Medicine clinic and in 2020 was the inaugural Medical Director of Geriatrics Quality Improvement at UCSD where she led multiple sites to achieve the Institute for Healthcare Improvement’s highest level of Age Friendly Health System recognition. In November of 2022, Lindsey became the first Chief Geriatric Officer of San Diego County’s Health and Human Services Agency, where she will work with Aging & Independence Services to achieve its vision for Age Well and Elderhood.



Emily Do, PharmD, JD, MBA, BCPS, CHC, CSSBB, is the Chief Pharmacy Officer. Dr. Do brings many years of experience in various areas of pharmacy, including community, health-system, administration, public health, quality improvement, teaching, and regulatory. Her passion is to enhance access to pharmaceutical services, and improve safe medication use through system and process designs. As the Chief Pharmacy Officer for the County of San Diego, Dr. Do collaborates with and engages various stakeholders to develop and implement the strategic plan for pharmaceutical services, as well as provides direction for enterprise-wide policies and procedures to enhance services and improve outcomes based on evidence and best practices. Dr. Do holds a Doctor of Pharmacy from Creighton University, a Juris Doctor from Concord Law School, and a Master of Business Administration from Missouri State University. She holds various certifications in healthcare and quality improvement, such as, clinical, compliance, and lean six sigma. She also mentors and teaches pharmacy students from various pharmacy schools to inspire the next generation of public health pharmacists.


Fadra Whyte, DMD, MPH, is the Chief Dental Officer. Dr. Whyte received her undergraduate degree at the University of Pittsburgh and her Doctor of Dental Medicine degree at the University of Pennsylvania. She went on to complete her pediatric dental residency at Lutheran Medical Center in Brooklyn, NY and her Master of Public Health degree with a dental emphasis at A.T. Still University. She is a diplomate of the American Board of Pediatric Dentistry and a fellow of the American Academy of Pediatric Dentistry. She is very excited to work for the County of San Diego and to play a role in improving oral health for all San Diegans.

Heather Summers-IMG_3423-Final

Heather Summers, EdD, MSW, is the Deputy Director of San Diego Advancing and Innovating Medi-Cal (SDAIM).  Heather is a Social Worker and public health administrator with a Master’s in Social Work (MSW) and a Doctorate in Organizational Leadership. Executive experience includes 14 years at a Federally Qualified Health Center working with special populations prior to joining the County of San Diego two years ago to found and lead the SDAIM unit. SDAIM is focused on a new benefit for individuals and families offered through Medi-Cal Managed Care that bridges both health and social care services. SDAIM works as a connector, liaison and bridge between the County, Managed Care and Community Based Organizations. Heather has dedicated her career to working at a policy and direct service level advocating and connecting individuals to healthcare and social care.


Chris 1 5x5

Chris Lee serves as Medical Care Services’ Acting Chief, Administration, overseeing the Contracts and Fiscal and Budget Teams. She graduated from San Diego State University (SDSU) in Business Administration and holds a certification from SDSU in Contract Management.

Prior to joining MCS, Chris worked in the Department of Purchasing and Contracting and as a Senior Procurement Contracting Officer Chris led teams supporting HHSA and Public Safety Group procurements. Interested in supporting program operations, Chris joined MCS in 2018 as a Program Coordinator for Emergency Medical Services and shortly after transitioned to supporting MCS Administration. She has been involved in several department and countywide efforts including serving as the Logistics Chief for Asylum Seekers at the San Diego Rapid Response Network Shelter, serving as the Co-Lead for the Healthcare Sector efforts for COVID-19 Outreach and Education Sector of the Emergency Operations Center and leading the Love Your Heart event in 2020.


Amelia 1 5x5

Amelia Kenner Brininger serves as Medical Care Services’ Chief, Data and Strategy and leads the Data Insights and Strategy Team, providing support to all the departments’ programs and initiatives.

Amelia received her Master of Public Health degree with a concentration in Epidemiology from San Diego State University. During this time, she worked as an intern with County of San Diego’s Community Health Statistics Unit, which provided the opportunity to see how what was taught in school was applied to real life situations. Shortly after graduating, Amelia began working full-time with the County and has had the opportunity to work in a variety of areas since.

Before joining MCS, Amelia served as the Vaccine Data Lead during the County’s COVID Emergency Response. During this time, she introduced tools to enhance reporting and data visualizations to support data-driven decision making. One of the most rewarding experiences was sharing neighborhood level vaccination data with organizations conducting community outreach to assist them with identifying areas to focus their efforts.

Amelia loves getting outside with her family to explore all of San Diego County. Hiking in the mountains and snorkeling are among their favorite activities.


HHSA-Lynn-IMG_6522-Final 5x5

Lynn Carr, MPH, MPA, is the Chief of Agency Operations for San Diego Advancing and Innovating Medi-Cal (SDAIM). Lynn received her Master of Public Health and Master of Public Administration degrees from San Diego State University and has a bachelor’s degree in criminal justice from Illinois State University. Lynn has nearly 19 years of experience with the County of San Diego leading and supporting collaborative efforts to improve outcomes for the most vulnerable members of the community. Prior to joining Medical Care Services, she worked for the Office of Homeless Solutions leading the development and implementation of innovative programs to reduce the cycle of homelessness and incarceration. In her current role, she is committed to the successful implementation Medi-Cal Transformation, including the Justice-Involved Initiative, which creates a pathway for eligible Californians who are incarcerated to enroll in Medi-Cal and receive behavioral health linkages and reentry services in the 90 days prior to their release.