Leadership Team
A diverse team of professionals

Leigha’s passion for community healthcare was ignited through serving the marginalized populations in south Louisiana, especially the LGBTQ community and people living with HIV at the clinics she managed and directed. Leigha has shared that working for a community health center and with a team of providers and staff who are passionate about serving our patients, makes her role here a perfect combination of her dream job and her life’s work. This quote by Owen Arthur has influenced her career in healthcare, “For he who has health has hope; and he who has hope, has everything.”

Dr. Thompson is a Family Medicine physician with special interest in obesity prevention in both pediatrics and adults. She believes it is important for patients to take an active role in their health and therefore approaches patients as partners, working with them to achieve small changes towards better health overall. She is a big supporter of engaging the community through promotores and finding ways to keep clinicians engaged in the every busy primary care world.
An osteopathic doctor, she received her degree from Touro University College of Osteopathic Medicine and completed a residency in Family Medicine at the University of California (San Francisco), Fresno campus. She completed the UC Davis Train the Trainer Psychiatric fellowship in 2016 and the Champion Provider fellowship in 2020 which links providers and departments of public health to further impact health outcomes in communities. More recently, she completed a 200 hour yoga teacher training and hopes to offer a community class soon.

Prior to moving to Marin County, she practiced at Mountain Valley Health Centers serving Siskiyou and neighboring counties in northern California. A native of Colombia and self-described coffee lover, Dr. Kadera is fluent in English and Spanish.

Originally from the Midwest, Lizzie has spent extensive time living and traveling in Latin America. She currently resides in San Rafael, with her husband and two young children. She loves living in Marin and taking advantage of all the outdoor activities this beautiful County has to offer. She enjoys doing yoga, hiking, reading, and playing the violin.
Lizzie earned her PhD and MSW from the University of California, Berkeley. She completed an NIMH-funded post-doctoral fellowship in Clinical Services Research at the University of California, San Francisco. She earned her BA from the University of Michigan, where she triple majored in Social Science, Spanish and Latin American Studies. Dr. Horevitz is a fellow in the California Health Care Foundation’s Health Care Leadership Fellowship (cohort 18).

Leah was born and raised in Michigan, obtaining her undergraduate degree from the University of Michigan and her Masters in Information System Securities from Walsh College. After working in the healthcare field for several years before landing at Marin Community Clinics, Leah says that the most rewarding aspects of her current role is the palpable difference she makes in our patients lives, every day.

Prior to joining MCC, Isabela worked as Research Program Coordinator at Mount Sinai School of Medicine, New York, in its Center of Excellence in Alzheimer’s Disease. While there she administered a budget of $20M in federal, foundation and industry research grants, while ensuring compliance with external funding agencies, as well as, internal regulatory requirements. Her early work was dedicated to implementing social programs as Senior Program Coordinator at George Soros Foundation in her native Romania.
Isabela is a Psychologist by education in Romania, with a master in Psychology of Mass Media and Group Communication. She has received her certification in healthcare compliance form the Healthcare Compliance Association Board in the US.

Prior to Judith’s tenure at Marin Community Clinics, she was an adjunct faculty member in San Jose State University’s Health Science Department, was a smoking cessation facilitator at San Francisco General Hospital, and designed an HIV-prevention intervention program for injection drug users. She served as Marin Center Director at YWCA of San Francisco & Marin overseeing youth mentorship and employment programs. Judith is dedicated to equal access to health care for all and appreciates that her job at Marin Community Clinics allows her to interact with community members and raise funds to support the meaningful health care programs that the Clinics offers.

As a strategic business partner, Lynne’s passion is partnering with leaders to create a positive and effective culture and employee experience. Lynne brings more than 15 years of HR Leadership experience, having worked with for profit and nonprofit organizations including Newport Healthcare, Scandinavian Design, Vivalon (Whistlestop) and Symmetricom. She received her Masters’ degree in Organizational Development from Teachers College, Columbia University in New York and her Senior Practitioner in Human Resources (SPHR) from the Society for Human Resources Management. Lynne has taught Human Resources as an Adjunct Professor at the Santa Rosa Junior College. She lives in Petaluma with her husband and son and is active in the community, volunteering with the Petaluma Arts Council.
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