Over their many combined years of experience, our staff members have cultivated a rare level of excellence in customer service. We are in constant communication with our patients, outside facilities, and providers, proving that a skilled staff serves as the perfect liaison between members in the community clinic system.
If you would like to make an appointment, please call (760) 676.5800.
Charles Marbley, RN BSN
Vice President of Specialty Services
Charles Marbley, Vice President of Specialty Services for Borrego Health, has spent the last three years developing Borrego’s HIV, hepatitis C, and transgender specialty clinic services. His responsibilities include the creation and execution of annual business development plans; local and national collaborative research partnerships; and the evaluation of all facets of clinical improvements, operations, and financial returns. Prior to his current position, he was the Director of Corporate Compliance, where he was responsible for ensuring that the company’s business was conducted in compliance with professional standards and accepted business practices.
Throughout his time at Borrego Health, he has built a reputation for developing strong collaborative partnerships with other healthcare organizations. A calculated risk-taker with profound business development knowledge, Charles has championed the specialty clinic, doubling its size and services to the desert community.
Currently, he is also the Co-Chairman for The Coachella Valley Community Research Initiative (CVCRI), a long-term research program focused on HIV and aging, with a special emphasis on patients sixty years of age and older. Charles holds a B.S. in Nursing from the University of San Francisco.
Antonia E. “Toni” D’orsay, Ph.D., MS, MA
Strategic Programs Development Specialist
Dr. Antonia Elle D’orsay, Ph.D., MS, MA, is the Strategic Programs Development Specialist for Borrego Health, focusing on developing the strategic programs within Specialty services, beginning with services to and for the Transgender community. She is a recognized expert on the Trans Lives, is of mixed race, a veteran of the US Army, a sociologist and psychologist, and has worked at local, state, regional, national, and international levels in human rights, infrastructure development, predictive modeling systems, and Transgender Rights and Latinx rights in particular.
She holds a doctorate in Sociology, and Master’s degrees in Psychology (clinical and research) and Religion.
She is the creator and founder of The Trans 100, the former Executive Director of This Is HOW, which she grew from a small Housing and Substance Abuse charity into the largest Trans organization in Arizona, was the Principal Organizer for the State and National fight against several anti-Trans bills in Arizona, and has worked with the White House under President Obama and the World Health Organization.
Demetria Robertson, RN BSN
Nurse Manager, Borrego Health Specialty Care Center
As the Clinic Manager and Charge Nurse of Borrego Health Specialty Care Center in Desert Hot Springs, Demetria Robertson brings over twenty years of nursing experience in various fields. She built her career from the ground up as a certified nursing assistant in a nursing home.
Subsequently, she became an LVN and worked at Desert AIDS Project with Dr. Barbour and Joseph Dahman, FNP-C. From there, she became licensed as an RN and worked at several local hospitals doing perinatal care for seven years, additionally working in Home Health and Hospice Care. Demetria also taught for nine years as the Lead Clinical Instructor in the VN program at Copper Mountain College.
While teaching, working and raising her son, she completed her bachelor’s in nursing science (BSN) from Grand Canyon University in 2015.
Christopher Fairfield, LVN
Borrego Health Specialty Care Center
A proud new dad, Christopher Fairfield completed his Licensed Vocational Nurse (LVN) program at Copper Mountain College in 2011, graduating with an associate degree in science. Shortly after, he became licensed through the Board of Vocational Nursing and Psychiatric Technicians (BVNPT).
He began his professional career as an assisted living nurse and gained further experience in hospice, palliative care, and skilled nursing. As the LVN for Borrego Health Specialty Clinic, his roles include administering vaccines and treatments, triaging patients on-site and over the phone, and assisting with rooming for visiting patients.
Diana Borunda, LVN
Stonewall Medical Center
Born and raised in Los Angeles, Diana was a medical assistant for eight years before returning to school in 2006, in order to study vocational nursing. In 2008, she became a licensed vocational nurse and moved to Cathedral City with her husband.
Diana began her nursing career at Angel View, an intermediate care facility for developmentally delayed children, where she worked for almost two years before starting at Borrego Health. Here, she worked for three years at Centro Medico Coachella, then Desert Hot Springs Main Campus before moving to the Stonewall Medical Center in 2017.
Her roles include administering medications, vaccines, triaging patients and patient education.